Patch more configs with new changes

Marlin/example_configurations/Felix/Configuration.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 100
 #define ABS_PREHEAT_FAN_SPEED 255   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-//#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                    // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+//#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-/**
- * I2C Panels
- */
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/Felix/Configuration_DUAL.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 100
 #define ABS_PREHEAT_FAN_SPEED 255   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-//#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                    // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+//#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-/**
- * I2C Panels
- */
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/Hephestos/Configuration.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 100
 #define ABS_PREHEAT_FAN_SPEED 255   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                  // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 #define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
-
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// BQ SMART FULL GRAPHIC CONTROLLER
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
 //#define BQ_LCD_SMART_CONTROLLER
 
-/**
- * I2C Panels
- */
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/Hephestos_2/Configuration.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP    110
 #define ABS_PREHEAT_FAN_SPEED   0   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                  // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
-
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// BQ SMART FULL GRAPHIC CONTROLLER
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
 #define BQ_LCD_SMART_CONTROLLER
 
-/**
- * I2C Panels
- */
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/K8200/Configuration.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 60 // K8200: set back to 110 if you have an upgraded heatbed power supply
 #define ABS_PREHEAT_FAN_SPEED 0   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // K8200: for Display VM8201 // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                    // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-#define ULTIMAKERCONTROLLER // K8200: for Display VM8201 // as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // K8200: for Display VM8201
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-/**
- * I2C Panels
- */
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 110
 #define ABS_PREHEAT_FAN_SPEED 0   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                  // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 #define REPRAPWORLD_KEYPAD
-#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
-/**
- * I2C Panels
- */
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
 
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/RigidBot/Configuration.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 110
 #define ABS_PREHEAT_FAN_SPEED 255   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                  // Changed behaviour! If you need SDSUPPORT uncomment it!
-#define SPI_SPEED SPI_EIGHTH_SPEED // Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
-// http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// RepRapDiscount FULL GRAPHIC Smart Controller
+// http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
 // RigidBoard: To rewire this for a RigidBot see http://rigidtalk.com/wiki/index.php?title=LCD_Smart_Controller
 //
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
-
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
-
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
+//
 // RigidBot Panel V1.0
 // http://www.inventapart.com/
+//
 #define RIGIDBOT_PANEL
 
-/**
- * I2C Panels
- */
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/SCARA/Configuration.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 100
 #define ABS_PREHEAT_FAN_SPEED 255   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-//#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                    // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+//#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-/**
- * I2C Panels
- */
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/TAZ4/Configuration.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 110
 #define ABS_PREHEAT_FAN_SPEED 0   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-//#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                    // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-#define ENCODER_PULSES_PER_STEP 2 // Increase if you have a high resolution encoder
-#define ENCODER_STEPS_PER_MENU_ITEM 1 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+//#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+#define ENCODER_PULSES_PER_STEP 2
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+#define ENCODER_STEPS_PER_MENU_ITEM 1
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 #define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-/**
- * I2C Panels
- */
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/WITBOX/Configuration.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 100
 #define ABS_PREHEAT_FAN_SPEED 255   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                  // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 #define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-/**
- * I2C Panels
- */
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/adafruit/ST7565/Configuration.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 110
 #define ABS_PREHEAT_FAN_SPEED 0   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                  // Changed behaviour! If you need SDSUPPORT uncomment it!
-#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 #define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-/**
- * I2C Panels
- */
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/delta/biv2.5/Configuration.h

   // Print surface diameter/2 minus unreachable space (avoid collisions with vertical towers).
   #define DELTA_PRINTABLE_RADIUS 160
 
+  // Delta calibration menu
+  // uncomment to add three points calibration menu option.
+  // See http://minow.blogspot.com/index.html#4918805519571907051
+  // If needed, adjust the X, Y, Z calibration coordinates
+  // in ultralcd.cpp@lcd_delta_calibrate_menu()
+  //#define DELTA_CALIBRATION_MENU
+
 #endif
 
 // Enable this option for Toshiba steppers
     // 2 or 3 sets of coordinates for deploying and retracting the spring loaded touch probe on G29,
     // if servo actuated touch probe is not defined. Uncomment as appropriate for your printer/probe.
 
-    //#define Z_PROBE_ALLEN_KEY_DEPLOY_1_X 30
+    //#define Z_PROBE_ALLEN_KEY_DEPLOY_1_X 30.0
     //#define Z_PROBE_ALLEN_KEY_DEPLOY_1_Y DELTA_PRINTABLE_RADIUS
-    //#define Z_PROBE_ALLEN_KEY_DEPLOY_1_Z 100
+    //#define Z_PROBE_ALLEN_KEY_DEPLOY_1_Z 100.0
     //#define Z_PROBE_ALLEN_KEY_DEPLOY_1_FEEDRATE HOMING_FEEDRATE_XYZ
-    //#define Z_PROBE_ALLEN_KEY_DEPLOY_2_X 0
+    //#define Z_PROBE_ALLEN_KEY_DEPLOY_2_X 0.0
     //#define Z_PROBE_ALLEN_KEY_DEPLOY_2_Y DELTA_PRINTABLE_RADIUS
-    //#define Z_PROBE_ALLEN_KEY_DEPLOY_2_Z 100
+    //#define Z_PROBE_ALLEN_KEY_DEPLOY_2_Z 100.0
     //#define Z_PROBE_ALLEN_KEY_DEPLOY_2_FEEDRATE (HOMING_FEEDRATE_XYZ/10)
 
     //#define Z_PROBE_ALLEN_KEY_STOW_1_X -64.0 // Move the probe into position
 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 100
 #define ABS_PREHEAT_FAN_SPEED 255   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-//#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                    // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+//#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 #define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-// Delta calibration menu
-// uncomment to add three points calibration menu option.
-// See http://minow.blogspot.com/index.html#4918805519571907051
-// If needed, adjust the X, Y, Z calibration coordinates
-// in ultralcd.cpp@lcd_delta_calibrate_menu()
-//#define DELTA_CALIBRATION_MENU
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
-/**
- * I2C Panels
- */
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
 
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/delta/generic/Configuration.h

   // Print surface diameter/2 minus unreachable space (avoid collisions with vertical towers).
   #define DELTA_PRINTABLE_RADIUS 140
 
+  // Delta calibration menu
+  // uncomment to add three points calibration menu option.
+  // See http://minow.blogspot.com/index.html#4918805519571907051
+  // If needed, adjust the X, Y, Z calibration coordinates
+  // in ultralcd.cpp@lcd_delta_calibrate_menu()
+  //#define DELTA_CALIBRATION_MENU
+
 #endif
 
 // Enable this option for Toshiba steppers
 
   #if ENABLED(AUTO_BED_LEVELING_GRID)
 
-    // set the rectangle in which to probe
+    // Set the rectangle in which to probe
     #define DELTA_PROBEABLE_RADIUS (DELTA_PRINTABLE_RADIUS - 10)
     #define LEFT_PROBE_BED_POSITION -DELTA_PROBEABLE_RADIUS
     #define RIGHT_PROBE_BED_POSITION DELTA_PROBEABLE_RADIUS
 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 100
 #define ABS_PREHEAT_FAN_SPEED 255   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-//#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                    // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+//#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-// Delta calibration menu
-// uncomment to add three points calibration menu option.
-// See http://minow.blogspot.com/index.html#4918805519571907051
-// If needed, adjust the X, Y, Z calibration coordinates
-// in ultralcd.cpp@lcd_delta_calibrate_menu()
-//#define DELTA_CALIBRATION_MENU
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
-/**
- * I2C Panels
- */
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
 
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/delta/kossel_mini/Configuration.h

   // Print surface diameter/2 minus unreachable space (avoid collisions with vertical towers).
   #define DELTA_PRINTABLE_RADIUS 90
 
+  // Delta calibration menu
+  // uncomment to add three points calibration menu option.
+  // See http://minow.blogspot.com/index.html#4918805519571907051
+  // If needed, adjust the X, Y, Z calibration coordinates
+  // in ultralcd.cpp@lcd_delta_calibrate_menu()
+  //#define DELTA_CALIBRATION_MENU
+
 #endif
 
 // Enable this option for Toshiba steppers
 
   #if ENABLED(AUTO_BED_LEVELING_GRID)
 
-    // set the rectangle in which to probe
+    // Set the rectangle in which to probe
     #define DELTA_PROBEABLE_RADIUS (DELTA_PRINTABLE_RADIUS - 10)
     #define LEFT_PROBE_BED_POSITION -DELTA_PROBEABLE_RADIUS
     #define RIGHT_PROBE_BED_POSITION DELTA_PROBEABLE_RADIUS
 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 100
 #define ABS_PREHEAT_FAN_SPEED 255   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-//#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                    // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+//#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 #define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-// Delta calibration menu
-// uncomment to add three points calibration menu option.
-// See http://minow.blogspot.com/index.html#4918805519571907051
-// If needed, adjust the X, Y, Z calibration coordinates
-// in ultralcd.cpp@lcd_delta_calibrate_menu()
-//#define DELTA_CALIBRATION_MENU
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
-/**
- * I2C Panels
- */
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
 
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/delta/kossel_pro/Configuration.h

   // Print surface diameter/2 minus unreachable space (avoid collisions with vertical towers).
   #define DELTA_PRINTABLE_RADIUS 127
 
+  // Delta calibration menu
+  // uncomment to add three points calibration menu option.
+  // See http://minow.blogspot.com/index.html#4918805519571907051
+  // If needed, adjust the X, Y, Z calibration coordinates
+  // in ultralcd.cpp@lcd_delta_calibrate_menu()
+  //#define DELTA_CALIBRATION_MENU
+
 #endif
 
 // Enable this option for Toshiba steppers
 
   #if ENABLED(AUTO_BED_LEVELING_GRID)
 
-    // set the rectangle in which to probe
+    // Set the rectangle in which to probe
     #define DELTA_PROBEABLE_RADIUS (DELTA_PRINTABLE_RADIUS-25)
     #define LEFT_PROBE_BED_POSITION -DELTA_PROBEABLE_RADIUS
     #define RIGHT_PROBE_BED_POSITION DELTA_PROBEABLE_RADIUS
 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 100
 #define ABS_PREHEAT_FAN_SPEED 255   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                  // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-// Delta calibration menu
-// uncomment to add three points calibration menu option.
-// See http://minow.blogspot.com/index.html#4918805519571907051
-// If needed, adjust the X, Y, Z calibration coordinates
-// in ultralcd.cpp@lcd_delta_calibrate_menu()
-//#define DELTA_CALIBRATION_MENU
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
-/**
- * I2C Panels
- */
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
 
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/delta/kossel_xl/Configuration.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 110
 #define ABS_PREHEAT_FAN_SPEED 100   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-//#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                    // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+//#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 #define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-/**
- * I2C Panels
- */
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/makibox/Configuration.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 100
 #define ABS_PREHEAT_FAN_SPEED 255   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                  // Changed behaviour! If you need SDSUPPORT uncomment it!
-#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-/**
- * I2C Panels
- */
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino

Marlin/example_configurations/tvrrug/Round2/Configuration.h

 
 // @section extras
 
+//
 // EEPROM
+//
 // The microcontroller can store settings in the EEPROM, e.g. max velocity...
 // M500 - stores parameters in EEPROM
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 #define ABS_PREHEAT_HPB_TEMP 100
 #define ABS_PREHEAT_FAN_SPEED 255   // Insert Value between 0 and 255
 
-//==============================LCD and SD support=============================
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
 // @section lcd
 
-// Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8, fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
-// See also language.h
+//
+// LCD LANGUAGE
+//
+// Here you may choose the language used by Marlin on the LCD menus, the following
+// list of languages are available:
+//    en, pl, fr, de, es, ru, bg, it, pt, pt_utf8, pt-br, pt-br_utf8,
+//    fi, an, nl, ca, eu, kana, kana_utf8, cn, cz, test
+//
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
+//
+// LCD CHARACTER SET
+//
+// Choose ONE of the following charset options. This selection depends on
+// your physical hardware, so it must match your character-based LCD.
+//
+// Note: This option is NOT applicable to graphical displays.
+//
+// To find out what type of display you have:
+//  - Compile and upload with the language (above) set to 'test'
+//  - Click the controller to view the LCD menu
+//
+// The LCD will display two lines from the upper half of the character set.
+//
 // See also https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
-  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
-  //#define DISPLAY_CHARSET_HD44780_WESTERN
-  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
-
-//#define ULTRA_LCD  //general LCD support, also 16x2
-//#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-//#define SDSUPPORT // Enable SD Card Support in Hardware Console
-                    // Changed behaviour! If you need SDSUPPORT uncomment it!
-//#define SPI_SPEED SPI_HALF_SPEED // (also SPI_QUARTER_SPEED, SPI_EIGHTH_SPEED) Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
-//#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
-//#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking
-//#define REVERSE_MENU_DIRECTION // When enabled CLOCKWISE moves UP in the LCD menu
-//#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-//#define ULTIPANEL  //the UltiPanel as on Thingiverse
-//#define SPEAKER // The sound device is a speaker - not a buzzer. A buzzer resonates with a fixed frequency.
-//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
-//#define LCD_FEEDBACK_FREQUENCY_HZ 1000         // this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
-                                                 // 0 to disable buzzer feedback. Test with M300 S<frequency Hz> P<duration ms>
+//
+#define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+//#define DISPLAY_CHARSET_HD44780_WESTERN
+//#define DISPLAY_CHARSET_HD44780_CYRILLIC
+
+//
+// LCD TYPE
+//
+// You may choose ULTRA_LCD if you have character based LCD with 16x2, 16x4, 20x2,
+// 20x4 char/lines or DOGLCD for the full graphics display with 128x64 pixels
+// (ST7565R family). (This option will be set automatically for certain displays.)
+//
+// IMPORTANT NOTE: The U8glib library is required for Full Graphic Display!
+//                 https://github.com/olikraus/U8glib_Arduino
+//
+//#define ULTRA_LCD   // Character based
+//#define DOGLCD      // Full graphics display
+
+//
+// SD CARD
+//
+// SD Card support is disabled by default. If your controller has an SD slot,
+// you must uncomment the following option or it won't work.
+//
+//#define SDSUPPORT
+
+//
+// SD CARD: SPI SPEED
+//
+// Uncomment ONE of the following items to use a slower SPI transfer
+// speed. This is usually required if you're getting volume init errors.
+//
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+//
+// SD CARD: ENABLE CRC
+//
+// Use CRC checks and retries on the SD communication.
+//
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+// By default CLOCKWISE == DOWN. With this enabled CLOCKWISE == UP.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+//  M300 S<frequency Hz> P<duration ms>
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
+//
 //#define PANEL_ONE
 
-// The MaKr3d Makr-Panel with graphic controller and SD support
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
 //#define MAKRPANEL
 
-// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
 // http://panucatt.com
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
 //#define VIKI2
 //#define miniVIKI
 
-// This is a new controller currently under development.  https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
 //#define ELB_FULL_GRAPHIC_CONTROLLER
-//#define SD_DETECT_INVERTED
 
-// The RepRapDiscount Smart Controller (white PCB)
+//
+// RepRapDiscount Smart Controller.
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
 
-// The GADGETS3D G3D LCD/SD Controller (blue PCB)
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
 // http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
 //#define G3D_PANEL
 
-// The RepRapDiscount FULL GRAPHIC Smart Controller (quadratic white PCB)
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
 // http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
 //
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
 //#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-// The RepRapWorld REPRAPWORLD_KEYPAD v1.1
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
 // http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
 //#define REPRAPWORLD_KEYPAD
-//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0 // how much should be moved when a key is pressed, eg 10.0 means 10mm per click
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
 
-// The Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
-// REMEMBER TO INSTALL LiquidCrystal_I2C.h in your ARDUINO library folder: https://github.com/kiyoshigawa/LiquidCrystal_I2C
-//#define RA_CONTROL_PANEL
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
 
-// The MakerLab Mini Panel with graphic controller and SD support
-// http://reprap.org/wiki/Mini_panel
-//#define MINIPANEL
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
 
-/**
- * I2C Panels
- */
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
 
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
 //#define LCD_I2C_SAINSMART_YWROBOT
 
-//#define LCM1602 // LCM1602 Adapter for 16x2 LCD
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
 
-// PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 //
-// This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-// Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-// (v1.2.3 no longer requires you to define PANELOLU in the LiquidTWI2.h library header file)
-// Note: The PANELOLU2 encoder click input can either be directly connected to a pin
-//       (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
 //#define LCD_I2C_PANELOLU2
 
-// Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
 //#define LCD_I2C_VIKI
 
-// SSD1306 OLED generic display support
-// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: https://github.com/olikraus/U8glib_Arduino
+//
+// SSD1306 OLED full graphics generic display
+//
 //#define U8GLIB_SSD1306
 
-// Shift register panels
-// ---------------------
-// 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
 // LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
 //#define SAV_3DLCD
 
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
 // @section extras
 
 // Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino