Fysetc S6 support (#15850)

Marlin/src/core/boards.h

@@ -302,6 +302,7 @@
 #define BOARD_LERDGE_K                4209  // Lerdge K (STM32F407ZG)
 #define BOARD_LERDGE_X                4210  // Lerdge X (STM32F407VE)
 #define BOARD_VAKE403D                4211  // VAkE 403D (STM32F446VET6)
+#define BOARD_FYSETC_S6               4212  // FYSETC S6 board
 
 //
 // ARM Cortex M7

Marlin/src/pins/pins.h

@@ -523,6 +523,8 @@
   #include "stm32/pins_LERDGE_X.h"              // STM32F4                                env:STM32F4
 #elif MB(VAKE403D)
   #include "stm32/pins_VAKE403D.h"              // STM32F4                                env:STM32F4
+#elif MB(FYSETC_S6)
+  #include "stm32/pins_FYSETC_S6.h"             // STM32F4                                env:FYSETC_S6
 
 //
 // ARM Cortex M7

Marlin/src/pins/stm32/pins_FYSETC_S6.h

@@ -0,0 +1,234 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+#pragma once
+
+#ifndef STM32F4
+  #error "Oops! Select an STM32F4 board in 'Tools > Board.'"
+#elif HOTENDS > 3 || E_STEPPERS > 3
+  #error "RUMBA32 supports up to 3 hotends / E-steppers."
+#endif
+
+#ifndef BOARD_INFO_NAME
+  #define BOARD_INFO_NAME "FYSETC_S6"
+#endif
+#ifndef DEFAULT_MACHINE_NAME
+  #define DEFAULT_MACHINE_NAME BOARD_INFO_NAME
+#endif
+
+// change the prio to 3 , 2 is for software serial
+//#define TEMP_TIMER_IRQ_PRIO 3
+
+//
+// EEPROM Emulation
+// 
+#define FLASH_EEPROM_EMULATION
+//#define SRAM_EEPROM_EMULATION
+
+//
+// Limit Switches
+//
+#define X_MIN_PIN          PB14
+#define X_MAX_PIN          PA1
+#define Y_MIN_PIN          PB13
+#define Y_MAX_PIN          PA2
+#define Z_MIN_PIN          PA0
+#define Z_MAX_PIN          PA3
+
+//
+// Servos
+// share with Z_MAX_PIN
+//
+#define SERVO0_PIN         PA3
+
+//
+// Steppers
+//
+#define X_STEP_PIN         PE11
+#define X_DIR_PIN          PE10
+#define X_ENABLE_PIN       PE12
+#define X_CS_PIN           PE7
+
+#define Y_STEP_PIN         PD8
+#define Y_DIR_PIN          PB12
+#define Y_ENABLE_PIN       PD9
+#define Y_CS_PIN           PE15
+
+#define Z_STEP_PIN         PD14
+#define Z_DIR_PIN          PD13
+#define Z_ENABLE_PIN       PD15
+#define Z_CS_PIN           PD10
+
+#define E0_STEP_PIN        PD5
+#define E0_DIR_PIN         PD6
+#define E0_ENABLE_PIN      PD4
+#define E0_CS_PIN          PD7
+
+#define E1_STEP_PIN        PE6
+#define E1_DIR_PIN         PC13
+#define E1_ENABLE_PIN      PE5
+#define E1_CS_PIN          PC14
+
+#define E2_STEP_PIN        PE2
+#define E2_DIR_PIN         PE4
+#define E2_ENABLE_PIN      PE3
+#define E2_CS_PIN          PC15
+
+#if HAS_TMC220x
+  /**
+   * TMC2208/TMC2209 stepper drivers
+   *
+   */
+
+  //
+  // Software serial
+  //
+  #define X_SERIAL_TX_PIN  PE9
+  #define X_SERIAL_RX_PIN  PE8
+
+  #define Y_SERIAL_TX_PIN  PE14
+  #define Y_SERIAL_RX_PIN  PE13
+
+  #define Z_SERIAL_TX_PIN  PD11
+  #define Z_SERIAL_RX_PIN  PD12
+
+  #define E0_SERIAL_TX_PIN PD3
+  #define E0_SERIAL_RX_PIN PA15
+
+  #define E1_SERIAL_TX_PIN PC4
+  #define E1_SERIAL_RX_PIN PC5
+
+  #define E2_SERIAL_TX_PIN PE1
+  #define E2_SERIAL_RX_PIN PE0
+#endif
+
+//
+// Temperature Sensors
+//
+#define TEMP_0_PIN         PC0
+#define TEMP_1_PIN         PC1
+#define TEMP_2_PIN         PC2
+#define TEMP_BED_PIN       PC3
+
+//
+// Heaters / Fans
+//
+#define HEATER_0_PIN       PB3
+#define HEATER_1_PIN       PB4
+#define HEATER_2_PIN       PB15
+#define HEATER_BED_PIN     PC8
+
+#define FAN_PIN            PB0
+#define FAN1_PIN           PB1
+#define FAN2_PIN           PB2
+
+//
+// SPI
+//
+#define SCK_PIN            PA5
+#define MISO_PIN           PA6
+#define MOSI_PIN           PA7
+
+//
+// Misc. Functions
+//
+//#define LED_PIN            PB14
+//#define BTN_PIN            PC10
+//#define PS_ON_PIN          PE11
+//#define KILL_PIN           PC5
+
+#define SDSS               PA4
+
+//
+// LCD / Controller
+//
+
+#define BEEPER_PIN         PC9
+#define SD_DETECT_PIN      PB10
+
+#if ENABLED(FYSETC_MINI_12864)
+  //
+  // See https://wiki.fysetc.com/Mini12864_Panel/?fbclid=IwAR1FyjuNdVOOy9_xzky3qqo_WeM5h-4gpRnnWhQr_O1Ef3h0AFnFXmCehK8
+  //
+  #define DOGLCD_A0        PD2
+  #define DOGLCD_CS        PC11
+
+  //#define LCD_BACKLIGHT_PIN -1
+  //#define KILL_PIN          -1
+
+  #define LCD_RESET_PIN    PC10 // Must be high or open for LCD to operate normally.
+                                // Seems to work best if left open.
+
+  #if EITHER(FYSETC_MINI_12864_1_2, FYSETC_MINI_12864_2_0)
+    #ifndef RGB_LED_R_PIN
+      #define RGB_LED_R_PIN PC12
+    #endif
+    #ifndef RGB_LED_G_PIN
+      #define RGB_LED_G_PIN PD0
+    #endif
+    #ifndef RGB_LED_B_PIN
+      #define RGB_LED_B_PIN PD1
+    #endif
+  #elif ENABLED(FYSETC_MINI_12864_2_1)
+    #define NEOPIXEL_PIN    PC12
+  #endif
+
+#elif HAS_GRAPHICAL_LCD
+  #define LCD_PINS_RS      PD2
+  #define LCD_PINS_ENABLE  PC11
+  #define LCD_PINS_D4      PC10
+  #define LCD_PINS_D5      PC12
+  #define LCD_PINS_D6      PD0
+  #define LCD_PINS_D7      PD1
+
+  #if ENABLED(MKS_MINI_12864)
+    #define DOGLCD_CS      PC12
+    #define DOGLCD_A0      PD0
+  #endif
+  
+#endif
+
+#if ENABLED(NEWPANEL)
+  #define BTN_EN1          PC6
+  #define BTN_EN2          PC7
+  #define BTN_ENC          PA8
+#endif
+
+// Alter timing for graphical display
+#if HAS_GRAPHICAL_LCD
+  #define BOARD_ST7920_DELAY_1 DELAY_NS(96)
+  #define BOARD_ST7920_DELAY_2 DELAY_NS(48)
+  #define BOARD_ST7920_DELAY_3 DELAY_NS(600)
+#endif
+
+#ifndef RGB_LED_R_PIN
+  #define RGB_LED_R_PIN    PB6
+#endif
+#ifndef RGB_LED_G_PIN
+  #define RGB_LED_G_PIN    PB5
+#endif
+#ifndef RGB_LED_B_PIN
+  #define RGB_LED_B_PIN    PB7
+#endif
+#ifndef RGB_LED_W_PIN
+  #define RGB_LED_W_PIN    -1
+#endif
+

buildroot/share/PlatformIO/boards/fysetc_s6.json

@@ -0,0 +1,35 @@
+{
+  "build": {
+    "cpu": "cortex-m4",
+    "extra_flags": "-DSTM32F446xx",
+    "f_cpu": "180000000L",
+    "mcu": "stm32f446ret6",
+    "variant": "FYSETC_S6"
+  },
+  "connectivity": [
+    "can"
+  ],
+  "debug": {
+    "jlink_device": "STM32F446RE",
+    "openocd_target": "stm32f4x",
+    "svd_path": "STM32F446x.svd"
+  },
+  "frameworks": [
+    "arduino",
+    "stm32cube"
+  ],
+  "name": "3D Printer control board",
+  "upload": {
+    "maximum_ram_size": 131072,
+    "maximum_size": 524288,
+    "protocol": "stlink",
+    "protocols": [
+      "jlink",
+      "stlink",
+      "blackmagic",
+      "serial"
+    ]
+  },
+  "url": "https://www.st.com/en/microcontrollers-microprocessors/stm32f446.html",
+  "vendor": "FYSETC"
+}

buildroot/share/PlatformIO/scripts/fysetc_STM32S6.py

@@ -0,0 +1,55 @@
+from os.path import join
+Import("env", "projenv")
+
+import os,shutil
+from SCons.Script import DefaultEnvironment
+from platformio import util
+
+env = DefaultEnvironment()
+platform = env.PioPlatform()
+board = env.BoardConfig()
+
+FRAMEWORK_DIR = platform.get_package_dir("framework-arduinoststm32")
+#FRAMEWORK_DIR = platform.get_package_dir("framework-arduinoststm32@3.10500.190327") 
+CMSIS_DIR = os.path.join(FRAMEWORK_DIR, "CMSIS", "CMSIS")
+assert os.path.isdir(FRAMEWORK_DIR)
+assert os.path.isdir(CMSIS_DIR)
+assert os.path.isdir("buildroot/share/PlatformIO/variants")
+
+mcu_type = board.get("build.mcu")[:-2]
+variant = board.get("build.variant")
+series = mcu_type[:7].upper() + "xx"
+variant_dir = os.path.join(FRAMEWORK_DIR, "variants", variant)
+
+source_dir = os.path.join("buildroot/share/PlatformIO/variants", variant)
+assert os.path.isdir(source_dir)
+
+if not os.path.isdir(variant_dir):
+    os.mkdir(variant_dir)
+
+for file_name in os.listdir(source_dir):
+    full_file_name = os.path.join(source_dir, file_name)
+    if os.path.isfile(full_file_name):
+        shutil.copy(full_file_name, variant_dir)
+		
+# Relocate firmware from 0x08000000 to 0x08002000
+#env['CPPDEFINES'].remove(("VECT_TAB_ADDR", 134217728))
+#env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08010000"))
+#env.Replace(LDSCRIPT_PATH="buildroot/share/PlatformIO/ldscripts/fysetc_aio_ii.ld")
+
+# Custom HEX from ELF
+env.AddPostAction(
+	"$BUILD_DIR/${PROGNAME}.elf",
+	env.VerboseAction(" ".join([
+				"$OBJCOPY",
+				"-O",
+				"ihex",
+				"$BUILD_DIR/${PROGNAME}.elf",
+				"$BUILD_DIR/${PROGNAME}.hex"
+			]), "Building $TARGET"))
+
+# In-line command with arguments
+env.Replace(
+	UPLOADER=platform.get_package_dir("tool-stm32duino") + '/stm32flash/stm32flash',
+	UPLOADCMD='"${UPLOADER}" -v -i rts,-dtr,dtr,-rts -R -b 115200 -g 0x8000000 -w "${BUILD_DIR}/${PROGNAME}.hex" ${UPLOAD_PORT}'
+)

buildroot/share/PlatformIO/variants/FYSETC_S6/PeripheralPins.c

@@ -0,0 +1,361 @@
+/*
+ *******************************************************************************
+ * Copyright (c) 2016, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include "Arduino.h"
+#include "PeripheralPins.h"
+
+// =====
+// Note: Commented lines are alternative possibilities which are not used per default.
+//       If you change them, you will have to know what you do
+// =====
+
+
+//*** ADC ***
+
+#ifdef HAL_ADC_MODULE_ENABLED
+const PinMap PinMap_ADC[] = {
+  //  {PA_0,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 0, 0)}, // ADC1_IN0
+  //  {PA_0,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 0, 0)}, // ADC2_IN0
+  //  {PA_0,  ADC3,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 0, 0)}, // ADC3_IN0
+  //  {PA_1,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 1, 0)}, // ADC1_IN1
+  //  {PA_1,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 1, 0)}, // ADC2_IN1
+  //  {PA_1,  ADC3,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 1, 0)}, // ADC3_IN1
+  //  {PA_2,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 2, 0)}, // ADC1_IN2
+  //  {PA_2,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 2, 0)}, // ADC2_IN2
+  //  {PA_2,  ADC3,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 2, 0)}, // ADC3_IN2
+  {PA_3,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 3, 0)}, // ADC1_IN3
+  //  {PA_3,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 3, 0)}, // ADC2_IN3
+  //  {PA_3,  ADC3,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 3, 0)}, // ADC3_IN3
+  {PA_4,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 4, 0)}, // ADC1_IN4
+  //  {PA_4,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 4, 0)}, // ADC2_IN4
+  //  {PA_5,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 5, 0)}, // ADC1_IN5
+  //  {PA_5,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 5, 0)}, // ADC2_IN5
+  //  {PA_6,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 6, 0)}, // ADC1_IN6
+  //  {PA_6,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 6, 0)}, // ADC2_IN6
+  //  {PA_7,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7, 0)}, // ADC1_IN7
+  //  {PA_7,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7, 0)}, // ADC2_IN7
+  //  {PB_0,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8, 0)}, // ADC1_IN8
+  //  {PB_0,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8, 0)}, // ADC2_IN8
+  //  {PB_1,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 9, 0)}, // ADC1_IN9
+  //  {PB_1,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 9, 0)}, // ADC2_IN9
+  {PC_0,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 10, 0)}, // ADC1_IN10
+  //  {PC_0,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 10, 0)}, // ADC2_IN10
+  //  {PC_0,  ADC3,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 10, 0)}, // ADC3_IN10
+  {PC_1,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 11, 0)}, // ADC1_IN11
+  //  {PC_1,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 11, 0)}, // ADC2_IN11
+  //  {PC_1,  ADC3,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 11, 0)}, // ADC3_IN11
+  {PC_2,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 12, 0)}, // ADC1_IN12
+  //  {PC_2,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 12, 0)}, // ADC2_IN12
+  //  {PC_2,  ADC3,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 12, 0)}, // ADC3_IN12
+  {PC_3,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13
+  //  {PC_3,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC2_IN13
+  //  {PC_3,  ADC3,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC3_IN13
+  {PC_4,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC1_IN14
+  //  {PC_4,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC2_IN14
+  //  {PC_5,  ADC1,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC1_IN15
+  //  {PC_5,  ADC2,  STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC2_IN15
+  {NC,    NP,    0}
+};
+#endif
+
+//*** DAC ***
+
+#ifdef HAL_DAC_MODULE_ENABLED
+const PinMap PinMap_DAC[] = {
+  //  {PA_4,  DAC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 1, 0)}, // DAC_OUT1
+  //  {PA_5,  DAC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 2, 0)}, // DAC_OUT2 - LD2
+  {NC,   NP,    0}
+};
+#endif
+
+//*** I2C ***
+
+#ifdef HAL_I2C_MODULE_ENABLED
+const PinMap PinMap_I2C_SDA[] = {
+  //  {PB_3,  I2C2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C2)},
+  //  {PB_4,  I2C3, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C3)},
+  //  {PB_7,  I2C1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)},
+  {PB_9,  I2C1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)},
+  //  {PC_7,  FMPI2C1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_FMPI2C1)},
+  //  {PC_9,  I2C3, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C3)},
+  //  {PC_12, I2C2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C2)},
+  {NC,    NP,    0}
+};
+#endif
+
+#ifdef HAL_I2C_MODULE_ENABLED
+const PinMap PinMap_I2C_SCL[] = {
+  //  {PA_8,  I2C3, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C3)},
+  //  {PB_6,  I2C1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)},
+  {PB_8,  I2C1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)},
+  //  {PB_10, I2C2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C2)},
+  //  {PC_6,  FMPI2C1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_FMPI2C1)},
+  {NC,    NP,    0}
+};
+#endif
+
+//*** PWM ***
+
+#ifdef HAL_TIM_MODULE_ENABLED
+const PinMap PinMap_PWM[] = {
+  {PA_0,  TIM2,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 1, 0)},  // TIM2_CH1
+  //  {PA_0,  TIM5,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM5, 1, 0)},  // TIM5_CH1
+  //  {PA_1,  TIM2,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 2, 0)},  // TIM2_CH2
+  {PA_1,  TIM5,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM5, 2, 0)},  // TIM5_CH2
+  //  {PA_2,  TIM2,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 3, 0)},  // TIM2_CH3 - STLink Tx
+  //  {PA_2,  TIM5,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM5, 3, 0)},  // TIM5_CH3 - STLink Tx
+  //  {PA_2,  TIM9,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM9, 1, 0)},  // TIM9_CH1 - STLink Tx
+  //  {PA_3,  TIM2,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 4, 0)},  // TIM2_CH4 - STLink Rx
+  //  {PA_3,  TIM5,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM5, 4, 0)},  // TIM5_CH4 - STLink Rx
+  //  {PA_3,  TIM9,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM9, 2, 0)},  // TIM9_CH2 - STLink Rx
+  {PA_5,  TIM2,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 1, 0)},  // TIM2_CH1
+  //  {PA_5,  TIM8,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM8, 1, 1)},  // TIM8_CH1N
+  {PA_6,  TIM13,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF9_TIM13, 1, 0)},  // TIM13_CH1
+  //  {PA_6,  TIM3,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 1, 0)},  // TIM3_CH1
+  //{PA_7,  TIM14,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF9_TIM14, 1, 0)},  // TIM14_CH1
+  //  {PA_7,  TIM1,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1, 1, 1)},  // TIM1_CH1N
+  //  {PA_7,  TIM3,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 2, 0)},  // TIM3_CH2
+  //  {PA_7,  TIM8,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM8, 1, 1)},  // TIM8_CH1N
+  //  {PA_8,  TIM1,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1, 1, 0)},  // TIM1_CH1
+  {PA_9,  TIM1,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1, 2, 0)},  // TIM1_CH2
+  {PA_10, TIM1,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1, 3, 0)},  // TIM1_CH3
+  {PA_11, TIM1,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1, 4, 0)},  // TIM1_CH4
+  {PA_15, TIM2,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 1, 0)},  // TIM2_CH1
+  //  {PB_0,  TIM1,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1, 2, 1)},  // TIM1_CH2N
+  //  {PB_0,  TIM3,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 3, 0)},  // TIM3_CH3
+  {PB_0,  TIM8,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM8, 2, 1)},  // TIM8_CH2N
+  //  {PB_1,  TIM1,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1, 3, 1)},  // TIM1_CH3N
+  //  {PB_1,  TIM3,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 4, 0)},  // TIM3_CH4
+  {PB_1,  TIM8,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM8, 3, 1)},  // TIM8_CH3N
+  {PB_2,  TIM2,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 4, 0)},  // TIM2_CH4
+  {PB_3,  TIM2,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 2, 0)},  // TIM2_CH2
+  {PB_4,  TIM3,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 1, 0)},  // TIM3_CH1
+  {PB_5,  TIM3,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 2, 0)},  // TIM3_CH2
+  {PB_6,  TIM4,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM4, 1, 0)},  // TIM4_CH1
+  {PB_7,  TIM4,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM4, 2, 0)},  // TIM4_CH2
+  //  {PB_8,  TIM10,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM10, 1, 0)},  // TIM10_CH1
+  //  {PB_8,  TIM2,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 1, 0)},  // TIM2_CH1
+  {PB_8,  TIM4,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM4, 3, 0)},  // TIM4_CH3
+  {PB_9,  TIM11,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM11, 1, 0)},  // TIM11_CH1
+  //  {PB_9,  TIM2,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 2, 0)},  // TIM2_CH2
+  //  {PB_9,  TIM4,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM4, 4, 0)},  // TIM4_CH4
+  {PB_10, TIM2,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 3, 0)},  // TIM2_CH3
+  {PB_13, TIM1,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1, 1, 1)},  // TIM1_CH1N
+  {PB_14, TIM12,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF9_TIM12, 1, 0)},  // TIM12_CH1
+  //  {PB_14, TIM1,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1, 2, 1)},  // TIM1_CH2N
+  //  {PB_14, TIM8,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM8, 2, 1)},  // TIM8_CH2N
+  {PB_15, TIM12,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF9_TIM12, 2, 0)},  // TIM12_CH2
+  //  {PB_15, TIM1,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1, 3, 1)},  // TIM1_CH3N
+  //  {PB_15, TIM8,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM8, 3, 1)},  // TIM8_CH3N
+  {PC_6,  TIM3,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 1, 0)},  // TIM3_CH1
+  //  {PC_6,  TIM8,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM8, 1, 0)},  // TIM8_CH1
+  //  {PC_7,  TIM3,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 2, 0)},  // TIM3_CH2
+  {PC_7,  TIM8,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM8, 2, 0)},  // TIM8_CH2
+  {PC_8,  TIM3,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 3, 0)},  // TIM3_CH3
+  //  {PC_8,  TIM8,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM8, 3, 0)},  // TIM8_CH3
+  //  {PC_9,  TIM3,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 4, 0)},  // TIM3_CH4
+  {PC_9,  TIM8,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM8, 4, 0)},  // TIM8_CH4
+  {PD_15, TIM4,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM4, 4, 0)},  // TIM4_CH4
+  {PE_9,  TIM1,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1, 1, 0)},  // TIM1_CH1
+  {PE_10, TIM1,   STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1, 2, 1)},  // TIM1_CH2N
+  {NC,    NP,    0}
+};
+#endif
+
+//*** SERIAL ***
+
+#ifdef HAL_UART_MODULE_ENABLED
+const PinMap PinMap_UART_TX[] = {
+  //  {PA_0,  UART4,   STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART4)},
+  //  {PA_2,  USART2,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART2)},
+  {PA_9,  USART1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+  //  {PB_6,  USART1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+  //  {PB_10, USART3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
+  //  {PC_6,  USART6,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_USART6)},
+  //  {PC_10, UART4,   STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART4)},
+  {PD_2, USART3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
+  //  {PC_12, UART5,   STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART5)},
+  {NC,    NP,    0}
+};
+#endif
+
+#ifdef HAL_UART_MODULE_ENABLED
+const PinMap PinMap_UART_RX[] = {
+  //  {PA_1,  UART4,   STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART4)},
+  //  {PA_3,  USART2,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART2)},
+  {PA_10, USART1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+  //  {PB_7,  USART1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+  //  {PC_5,  USART3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
+  //  {PC_7,  USART6,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_USART6)},
+  //  {PC_11, UART4,   STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART4)},
+  {PC_11, USART3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
+  //  {PD_2,  UART5,   STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART5)},
+  {NC,    NP,    0}
+};
+#endif
+
+#ifdef HAL_UART_MODULE_ENABLED
+const PinMap PinMap_UART_RTS[] = {
+  //  {PA_1,  USART2,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART2)},
+  //  {PA_12, USART1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+  //  {PA_15, UART4,   STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART4)},
+  //  {PB_14, USART3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
+  //  {PC_8,  UART5,   STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_UART5)},
+  {NC,    NP,    0}
+};
+#endif
+
+#ifdef HAL_UART_MODULE_ENABLED
+const PinMap PinMap_UART_CTS[] = {
+  //  {PA_0,  USART2,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART2)},
+  //  {PA_11, USART1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+  //  {PB_0,  UART4,   STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART4)},
+  //  {PB_13, USART3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
+  //  {PC_9,  UART5,   STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_UART5)},
+  {NC,    NP,    0}
+};
+#endif
+
+//*** SPI ***
+
+#ifdef HAL_SPI_MODULE_ENABLED
+const PinMap PinMap_SPI_MOSI[] = {
+  {PA_7,  SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+  //  {PB_0,  SPI3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_SPI3)},
+  //  {PB_2,  SPI3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_SPI3)},
+  //  {PB_5,  SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+  //  {PB_5,  SPI3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+  //  {PB_15, SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+  //  {PC_1,  SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_SPI2)},
+  //  {PC_1,  SPI3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI3)},
+  //  {PC_3,  SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+  //  {PC_12, SPI3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+  {NC,    NP,    0}
+};
+#endif
+
+#ifdef HAL_SPI_MODULE_ENABLED
+const PinMap PinMap_SPI_MISO[] = {
+  {PA_6,  SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+  //  {PB_4,  SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+  //  {PB_4,  SPI3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+  //  {PB_14, SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+  //  {PC_2,  SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+  //  {PC_11, SPI3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+  {NC,    NP,    0}
+};
+#endif
+
+#ifdef HAL_SPI_MODULE_ENABLED
+const PinMap PinMap_SPI_SCLK[] = {
+  {PA_5,  SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+  //  {PA_9,  SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+  //  {PB_3,  SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+  //  {PB_3,  SPI3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+  //  {PB_10, SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+  //  {PB_13, SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+  //  {PC_7,  SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+  //  {PC_10, SPI3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+  {NC,    NP,    0}
+};
+#endif
+
+#ifdef HAL_SPI_MODULE_ENABLED
+const PinMap PinMap_SPI_SSEL[] = {
+  {PA_4,  SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+  //  {PA_4,  SPI3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+  //  {PA_15, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+  //  {PA_15, SPI3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+  //  {PB_4,  SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_SPI2)},
+  //  {PB_9,  SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+  //  {PB_12, SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+  {NC,    NP,    0}
+};
+#endif
+
+//*** CAN ***
+
+#ifdef HAL_CAN_MODULE_ENABLED
+const PinMap PinMap_CAN_RD[] = {
+  //  {PA_11, CAN1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF9_CAN1)},
+  //  {PB_5,  CAN2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF9_CAN2)},
+  //  {PB_8,  CAN1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF9_CAN1)},
+  //  {PB_12, CAN2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF9_CAN2)},
+  {NC,    NP,    0}
+};
+#endif
+
+#ifdef HAL_CAN_MODULE_ENABLED
+const PinMap PinMap_CAN_TD[] = {
+  //  {PA_12, CAN1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF9_CAN1)},
+  //  {PB_6,  CAN2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF9_CAN2)},
+  //  {PB_9,  CAN1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF9_CAN1)},
+  //  {PB_13, CAN2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF9_CAN2)},
+  {NC,    NP,    0}
+};
+#endif
+
+//*** ETHERNET ***
+
+//*** No Ethernet ***
+
+//*** QUADSPI ***
+
+#ifdef HAL_QSPI_MODULE_ENABLED
+const PinMap PinMap_QUADSPI[] = {
+  //  {PA_1,  QUADSPI, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF9_QSPI)},  // QUADSPI_BK1_IO3
+  //  {PB_2,  QUADSPI, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF9_QSPI)},  // QUADSPI_CLK
+  //  {PB_6,  QUADSPI, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF10_QSPI)},  // QUADSPI_BK1_NCS
+  //  {PC_9,  QUADSPI, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF9_QSPI)},  // QUADSPI_BK1_IO0
+  //  {PC_10, QUADSPI, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF9_QSPI)},  // QUADSPI_BK1_IO1
+  //  {PC_11, QUADSPI, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF9_QSPI)},  // QUADSPI_BK2_NCS
+  {NC,    NP,    0}
+};
+#endif
+
+//*** USB ***
+
+#ifdef HAL_PCD_MODULE_ENABLED
+const PinMap PinMap_USB_OTG_FS[] = {
+  //  {PA_8,  USB_OTG_FS, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF10_OTG_FS)}, // USB_OTG_FS_SOF
+  //  {PA_9,  USB_OTG_FS, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)}, // USB_OTG_FS_VBUS
+  //  {PA_10, USB_OTG_FS, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_PULLUP, GPIO_AF10_OTG_FS)}, // USB_OTG_FS_ID
+  {PA_11, USB_OTG_FS, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF10_OTG_FS)}, // USB_OTG_FS_DM
+  {PA_12, USB_OTG_FS, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF10_OTG_FS)}, // USB_OTG_FS_DP
+  {NC,    NP,    0}
+};
+#endif
+
+#ifdef HAL_PCD_MODULE_ENABLED
+const PinMap PinMap_USB_OTG_HS[] = {
+  {NC,    NP,    0}
+};
+#endif
+
+

buildroot/share/PlatformIO/variants/FYSETC_S6/PinNamesVar.h

@@ -0,0 +1,30 @@
+/* SYS_WKUP */
+#ifdef PWR_WAKEUP_PIN1
+SYS_WKUP1 = PA_0, /* SYS_WKUP0 */
+#endif
+#ifdef PWR_WAKEUP_PIN2
+SYS_WKUP2 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN3
+SYS_WKUP3 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN4
+SYS_WKUP4 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN5
+SYS_WKUP5 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN6
+SYS_WKUP6 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN7
+SYS_WKUP7 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN8
+SYS_WKUP8 = NC,
+#endif
+/* USB */
+#ifdef USBCON
+USB_OTG_FS_DM = PA_11,
+USB_OTG_FS_DP = PA_12,
+#endif

buildroot/share/PlatformIO/variants/FYSETC_S6/ldscript.ld

@@ -0,0 +1,189 @@
+/*
+*****************************************************************************
+**
+
+**  File        : LinkerScript.ld
+**
+**  Abstract    : Linker script for STM32F407VETx Device with
+**                512KByte FLASH, 128KByte RAM
+**
+**                Set heap size, stack size and stack location according
+**                to application requirements.
+**
+**                Set memory bank area and size if external memory is used.
+**
+**  Target      : STMicroelectronics STM32
+**
+**
+**  Distribution: The file is distributed as is, without any warranty
+**                of any kind.
+**
+*****************************************************************************
+** @attention
+**
+** <h2><center>&copy; COPYRIGHT(c) 2014 Ac6</center></h2>
+**
+** Redistribution and use in source and binary forms, with or without modification,
+** are permitted provided that the following conditions are met:
+**   1. Redistributions of source code must retain the above copyright notice,
+**      this list of conditions and the following disclaimer.
+**   2. Redistributions in binary form must reproduce the above copyright notice,
+**      this list of conditions and the following disclaimer in the documentation
+**      and/or other materials provided with the distribution.
+**   3. Neither the name of Ac6 nor the names of its contributors
+**      may be used to endorse or promote products derived from this software
+**      without specific prior written permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+** AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+** SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+** CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+** OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+**
+*****************************************************************************
+*/
+
+/* Entry Point */
+ENTRY(Reset_Handler)
+
+/* Highest address of the user mode stack */
+_estack = 0x20020000;    /* end of RAM */
+/* Generate a link error if heap and stack don't fit into RAM */
+_Min_Heap_Size = 0x200;;      /* required amount of heap  */
+_Min_Stack_Size = 0x400;; /* required amount of stack */
+
+/* Specify the memory areas */
+MEMORY
+{
+FLASH (rx)      : ORIGIN = 0x8010000, LENGTH = 512K
+RAM (xrw)      : ORIGIN = 0x20000000, LENGTH = 128K
+}
+
+/* Define output sections */
+SECTIONS
+{
+  /* The startup code goes first into FLASH */
+  .isr_vector :
+  {
+    . = ALIGN(4);
+    KEEP(*(.isr_vector)) /* Startup code */
+    . = ALIGN(4);
+  } >FLASH
+
+  /* The program code and other data goes into FLASH */
+  .text ALIGN(4):
+  {
+    . = ALIGN(4);
+    *(.text)           /* .text sections (code) */
+    *(.text*)          /* .text* sections (code) */
+    *(.glue_7)         /* glue arm to thumb code */
+    *(.glue_7t)        /* glue thumb to arm code */
+    *(.eh_frame)
+
+    KEEP (*(.init))
+    KEEP (*(.fini))
+
+    . = ALIGN(4);
+    _etext = .;        /* define a global symbols at end of code */
+  } >FLASH
+
+  /* Constant data goes into FLASH */
+  .rodata ALIGN(4):
+  {
+    . = ALIGN(4);
+    *(.rodata)         /* .rodata sections (constants, strings, etc.) */
+    *(.rodata*)        /* .rodata* sections (constants, strings, etc.) */
+    . = ALIGN(4);
+  } >FLASH
+
+  .ARM.extab   : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
+  .ARM : {
+    __exidx_start = .;
+    *(.ARM.exidx*)
+    __exidx_end = .;
+  } >FLASH
+
+  .preinit_array     :
+  {
+    PROVIDE_HIDDEN (__preinit_array_start = .);
+    KEEP (*(.preinit_array*))
+    PROVIDE_HIDDEN (__preinit_array_end = .);
+  } >FLASH
+  .init_array :
+  {
+    PROVIDE_HIDDEN (__init_array_start = .);
+    KEEP (*(SORT(.init_array.*)))
+    KEEP (*(.init_array*))
+    PROVIDE_HIDDEN (__init_array_end = .);
+  } >FLASH
+  .fini_array :
+  {
+    PROVIDE_HIDDEN (__fini_array_start = .);
+    KEEP (*(SORT(.fini_array.*)))
+    KEEP (*(.fini_array*))
+    PROVIDE_HIDDEN (__fini_array_end = .);
+  } >FLASH
+
+  /* used by the startup to initialize data */
+  _sidata = LOADADDR(.data);
+
+  /* Initialized data sections goes into RAM, load LMA copy after code */
+  .data : 
+  {
+    . = ALIGN(4);
+    _sdata = .;        /* create a global symbol at data start */
+    *(.data)           /* .data sections */
+    *(.data*)          /* .data* sections */
+
+    . = ALIGN(4);
+    _edata = .;        /* define a global symbol at data end */
+  } >RAM AT> FLASH
+
+  /*_siccmram = LOADADDR(.ccmram);*/
+
+  /* Uninitialized data section */
+  . = ALIGN(4);
+  .bss :
+  {
+    /* This is used by the startup in order to initialize the .bss secion */
+    _sbss = .;         /* define a global symbol at bss start */
+    __bss_start__ = _sbss;
+    *(.bss)
+    *(.bss*)
+    *(COMMON)
+
+    . = ALIGN(4);
+    _ebss = .;         /* define a global symbol at bss end */
+    __bss_end__ = _ebss;
+  } >RAM
+
+  /* User_heap_stack section, used to check that there is enough RAM left */
+  ._user_heap_stack :
+  {
+    . = ALIGN(4);
+    PROVIDE ( end = . );
+    PROVIDE ( _end = . );
+    . = . + _Min_Heap_Size;
+    . = . + _Min_Stack_Size;
+    . = ALIGN(4);
+  } >RAM
+
+  
+
+  /* Remove information from the standard libraries */
+  /DISCARD/ :
+  {
+    libc.a ( * )
+    libm.a ( * )
+    libgcc.a ( * )
+  }
+
+  .ARM.attributes 0 : { *(.ARM.attributes) }
+}
+
+

buildroot/share/PlatformIO/variants/FYSETC_S6/variant.cpp

@@ -0,0 +1,201 @@
+/*
+  Copyright (c) 2011 Arduino.  All right reserved.
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+
+  This library is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the GNU Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#include "pins_arduino.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Pin number
+const PinName digitalPin[] = {
+  PA_0,  //D0
+  PA_1,  //D1
+  PA_2,  //D2
+  PA_3,  //D3
+  PA_4,  //D4
+  PA_5,  //D5
+  PA_6,  //D6
+  PA_7,  //D7
+  PA_8,  //D8
+  PA_9,  //D9
+  PA_10, //D10
+  PA_11, //D11
+  PA_12, //D12
+  PA_13, //D13
+  PA_14, //D14
+  PA_15, //D15
+  PB_0,  //D16
+  PB_1,  //D17
+  PB_2,  //D18
+  PB_3,  //D19
+  PB_4,  //D20
+  PB_5,  //D21
+  PB_6,  //D22
+  PB_7,  //D23
+  PB_8,  //D24
+  PB_9,  //D25
+  PB_10, //D26
+  PB_11, //D27
+  PB_12, //D28
+  PB_13, //D29
+  PB_14, //D30
+  PB_15, //D31
+  PC_0,  //D32
+  PC_1,  //D33
+  PC_2,  //D34
+  PC_3,  //D35
+  PC_4,  //D36
+  PC_5,  //D37
+  PC_6,  //D38
+  PC_7,  //D39
+  PC_8,  //D40
+  PC_9,  //D41
+  PC_10, //D42
+  PC_11, //D43
+  PC_12, //D44
+  PC_13, //D45
+  PC_14, //D46
+  PC_15, //D47
+  PD_0,  //D48
+  PD_1,  //D49
+  PD_2,  //D50
+  PD_3,  //D51
+  PD_4,  //D52
+  PD_5,  //D53
+  PD_6,  //D54
+  PD_7,  //D55
+  PD_8,  //D56
+  PD_9,  //D57
+  PD_10, //D58
+  PD_11, //D59
+  PD_12, //D60
+  PD_13, //D61
+  PD_14, //D62
+  PD_15, //D63
+  PE_0,  //D64
+  PE_1,  //D65
+  PE_2,  //D66
+  PE_3,  //D67
+  PE_4,  //D68
+  PE_5,  //D69
+  PE_6,  //D70
+  PE_7,  //D71
+  PE_8,  //D72
+  PE_9,  //D73
+  PE_10, //D74
+  PE_11, //D75
+  PE_12, //D76
+  PE_13, //D77
+  PE_14, //D78
+  PE_15, //D79
+
+  //Duplicated ADC Pins
+  PA_3,  //D80/A0
+  PA_4,  //D81/A1
+  PC_0,  //D82/A2
+  PC_1,  //D83/A3
+  PC_2,  //D84/A4
+  PC_3,  //D85/A5
+  PC_4   //D86/A6
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+// ----------------------------------------------------------------------------
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+  * @brief  System Clock Configuration
+  *         The system Clock is configured as follow :
+  *            System Clock source            = PLL (HSE)
+  *            SYSCLK(Hz)                     = 180000000
+  *            HCLK(Hz)                       = 180000000
+  *            AHB Prescaler                  = 1
+  *            APB1 Prescaler                 = 4
+  *            APB2 Prescaler                 = 2
+  *            HSE Frequency(Hz)              = 12000000
+  *            PLL_M                          = 6
+  *            PLL_N                          = 180
+  *            PLL_P                          = 2
+  *            PLL_Q                          = 7
+  *            VDD(V)                         = 3.3
+  *            Main regulator output voltage  = Scale1 mode
+  *            Flash Latency(WS)              = 5
+  * @param  None
+  * @retval None
+  */
+WEAK void SystemClock_Config(void)
+{
+  RCC_ClkInitTypeDef RCC_ClkInitStruct;
+  RCC_OscInitTypeDef RCC_OscInitStruct;
+  RCC_PeriphCLKInitTypeDef PeriphClkInitStruct;
+
+
+  /* Enable Power Control clock */
+  __HAL_RCC_PWR_CLK_ENABLE();
+
+#ifdef HAL_PWR_MODULE_ENABLED
+  /* The voltage scaling allows optimizing the power consumption when the device is
+     clocked below the maximum system frequency, to update the voltage scaling value
+     regarding system frequency refer to product datasheet.  */
+  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
+#endif
+
+  /* Enable HSE Oscillator and activate PLL with HSE as source */
+  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
+  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
+  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
+  RCC_OscInitStruct.PLL.PLLM = 6;
+  RCC_OscInitStruct.PLL.PLLN = 180;
+  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
+  RCC_OscInitStruct.PLL.PLLQ = 7;
+  RCC_OscInitStruct.PLL.PLLR = 2;
+  HAL_RCC_OscConfig(&RCC_OscInitStruct);
+
+  HAL_PWREx_EnableOverDrive();
+
+  /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2
+     clocks dividers */
+  RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK |
+                                 RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
+  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLRCLK;
+  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
+  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
+  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
+  HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5);
+
+  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_CLK48;
+  PeriphClkInitStruct.PLLSAI.PLLSAIM = 6;
+  PeriphClkInitStruct.PLLSAI.PLLSAIN = 96;
+  PeriphClkInitStruct.PLLSAI.PLLSAIQ = 2;
+  PeriphClkInitStruct.PLLSAI.PLLSAIP = RCC_PLLSAIP_DIV4;
+  PeriphClkInitStruct.PLLSAIDivQ = 1;
+  PeriphClkInitStruct.Clk48ClockSelection = RCC_CLK48CLKSOURCE_PLLSAIP;
+  HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct);
+}
+
+#ifdef __cplusplus
+}
+#endif

buildroot/share/PlatformIO/variants/FYSETC_S6/variant.h

@@ -0,0 +1,181 @@
+/*
+  Copyright (c) 2011 Arduino.  All right reserved.
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+
+  This library is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the GNU Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#ifndef _VARIANT_ARDUINO_STM32_
+#define _VARIANT_ARDUINO_STM32_
+
+#ifdef __cplusplus
+extern "C" {
+#endif // __cplusplus
+
+/*----------------------------------------------------------------------------
+ *        Pins
+ *----------------------------------------------------------------------------*/
+
+#define PA0   0  //D0
+#define PA1   1  //D1
+#define PA2   2  //D2
+#define PA3   3  //D3
+#define PA4   4  //D4
+#define PA5   5  //D5
+#define PA6   6  //D6
+#define PA7   7  //D7
+#define PA8   8  //D8
+#define PA9   9  //D9
+#define PA10  10 //D10
+#define PA11  11 //D11
+#define PA12  12 //D12
+#define PA13  13 //D13
+#define PA14  14 //D14
+#define PA15  15 //D15
+#define PB0   16 //D16
+#define PB1   17 //D17
+#define PB2   18 //D18
+#define PB3   19 //D19
+#define PB4   20 //D20
+#define PB5   21 //D21
+#define PB6   22 //D22
+#define PB7   23 //D23
+#define PB8   24 //D24
+#define PB9   25 //D25
+#define PB10  26 //D26
+#define PB11  27 //D27
+#define PB12  28 //D28
+#define PB13  29 //D29
+#define PB14  30 //D30
+#define PB15  31 //D31
+#define PC0   32 //D32
+#define PC1   33 //D33
+#define PC2   34 //D34
+#define PC3   35 //D35
+#define PC4   36 //D36
+#define PC5   37 //D37
+#define PC6   38 //D38
+#define PC7   39 //D39
+#define PC8   40 //D40
+#define PC9   41 //D41
+#define PC10  42 //D42
+#define PC11  43 //D43
+#define PC12  44 //D44
+#define PC13  45 //D45
+#define PC14  46 //D46
+#define PC15  47 //D47
+#define PD0   48 //D48
+#define PD1   49 //D49
+#define PD2   50 //D50
+#define PD3   51 //D51
+#define PD4   52 //D52
+#define PD5   53 //D53
+#define PD6   54 //D54
+#define PD7   55 //D55
+#define PD8   56 //D56
+#define PD9   57 //D57
+#define PD10  58 //D58
+#define PD11  59 //D59
+#define PD12  60 //D60
+#define PD13  61 //D61
+#define PD14  62 //D62
+#define PD15  63 //D63
+#define PE0   64 //D64
+#define PE1   65 //D65
+#define PE2   66 //D66
+#define PE3   67 //D67
+#define PE4   68 //D68
+#define PE5   69 //D69
+#define PE6   70 //D70
+#define PE7   71 //D71
+#define PE8   72 //D72
+#define PE9   73 //D73
+#define PE10  74 //D74
+#define PE11  75 //D75
+#define PE12  76 //D76
+#define PE13  77 //D77
+#define PE14  78 //D78
+#define PE15  79 //D79
+
+// This must be a literal with the same value as PEND
+#define NUM_DIGITAL_PINS        87
+// This must be a literal with a value less than or equal to to MAX_ANALOG_INPUTS
+#define NUM_ANALOG_INPUTS       7
+#define NUM_ANALOG_FIRST        80
+
+// PWM resolution
+#define PWM_RESOLUTION          8
+#define PWM_FREQUENCY           20000 // >= 20 Khz => inaudible noise for fans
+#define PWM_MAX_DUTY_CYCLE      255
+
+// SPI Definitions
+#define PIN_SPI_SS              PA4
+#define PIN_SPI_MOSI            PA7
+#define PIN_SPI_MISO            PA6
+#define PIN_SPI_SCK             PA5
+
+// I2C Definitions
+#define PIN_WIRE_SDA            PB9
+#define PIN_WIRE_SCL            PB8
+
+// Timer Definitions
+// Do not use timer used by PWM pin. See PinMap_PWM.
+#define TIMER_TONE              TIM6
+#define TIMER_SERVO             TIM14
+#define TIMER_SERIAL            TIM7
+
+// UART Definitions
+//#define SERIAL_UART_INSTANCE    1 // Connected to EXP3 header
+/* Enable Serial 3 */
+#define HAVE_HWSERIAL1
+#define HAVE_HWSERIAL3
+
+// Default pin used for 'Serial' instance (ex: ST-Link)
+// Mandatory for Firmata
+#define PIN_SERIAL_RX           PA10
+#define PIN_SERIAL_TX           PA9
+
+/* HAL configuration */
+#define HSE_VALUE               12000000U
+
+#define FLASH_PAGE_SIZE			((uint32_t)(4*1024))
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+/*----------------------------------------------------------------------------
+ *        Arduino objects - C++ only
+ *----------------------------------------------------------------------------*/
+
+#ifdef __cplusplus
+// These serial port names are intended to allow libraries and architecture-neutral
+// sketches to automatically default to the correct port name for a particular type
+// of use.  For example, a GPS module would normally connect to SERIAL_PORT_HARDWARE_OPEN,
+// the first hardware serial port whose RX/TX pins are not dedicated to another use.
+//
+// SERIAL_PORT_MONITOR        Port which normally prints to the Arduino Serial Monitor
+//
+// SERIAL_PORT_USBVIRTUAL     Port which is USB virtual serial
+//
+// SERIAL_PORT_LINUXBRIDGE    Port which connects to a Linux system via Bridge library
+//
+// SERIAL_PORT_HARDWARE       Hardware serial port, physical RX & TX pins.
+//
+// SERIAL_PORT_HARDWARE_OPEN  Hardware serial ports which are open for use.  Their RX & TX
+//                            pins are NOT connected to anything by default.
+#define SERIAL_PORT_MONITOR     Serial
+#define SERIAL_PORT_HARDWARE_OPEN  Serial
+#endif
+
+#endif /* _VARIANT_ARDUINO_STM32_ */

platformio.ini

@@ -396,6 +396,28 @@ src_filter    = ${common.default_src_filter} +<src/HAL/HAL_STM32_F4_F7> -<src/HA
 monitor_speed = 250000
 
 #
+# FYSETC S6 (STM32F446VET6 ARM Cortex-M4)
+#
+[env:FYSETC_S6]
+platform          = ststm32
+framework         = arduino
+board             = fysetc_s6
+extra_scripts     = buildroot/share/PlatformIO/scripts/fysetc_STM32S6.py
+build_flags       = ${common.build_flags}
+  -DTARGET_STM32F4 -std=gnu++14
+  -DVECT_TAB_OFFSET=0x10000
+  -DUSBCON -DUSBD_USE_CDC -DHAL_PCD_MODULE_ENABLED -DUSBD_VID=0x0483 '-DUSB_PRODUCT="FYSETC_S6"'
+build_unflags     = -std=gnu++11
+lib_deps          = ${common.lib_deps}
+lib_ignore        = Arduino-L6470
+src_filter        = ${common.default_src_filter} +<src/HAL/HAL_STM32>
+monitor_speed     = 250000
+platform_packages = tool-stm32duino
+debug_tool        = stlink
+#upload_protocol   = stlink
+upload_protocol   = serial
+
+#
 # STM32F7 with STM32GENERIC
 #
 [env:STM32F7]
@@ -412,7 +434,7 @@ monitor_speed = 250000
 # ARMED (STM32)
 #
 [env:ARMED]
-platform      = ststm32@>=5.7.0
+platform      = ststm32
 framework     = arduino
 board         = armed_v1
 build_flags   = ${common.build_flags}
@@ -523,7 +545,7 @@ monitor_speed = 250000
 # Shield - https://github.com/jmz52/Hardware
 #
 [env:STM32F407VE_black]
-platform          = ststm32@>=5.7.0
+platform          = ststm32
 framework         = arduino
 platform_packages = framework-arduinoststm32@>=3.10700.191028
 board             = blackSTM32F407VET6
@@ -541,7 +563,7 @@ monitor_speed     = 250000
 # Bigtreetech SKR Pro (STM32F407ZGT6 ARM Cortex-M4)
 #
 [env:BIGTREE_SKR_PRO]
-platform          = ststm32@>=5.7.0
+platform          = ststm32
 framework         = arduino
 platform_packages = framework-arduinoststm32@>=3.10700.191028
 board             = BigTree_SKR_Pro
@@ -600,7 +622,7 @@ monitor_speed = 250000
 # Malyan M200 (STM32F103CB)
 #
 [env:STM32F103CB_malyan]
-platform    = ststm32@>=5.7.0
+platform    = ststm32
 framework   = arduino
 board       = malyanM200
 build_flags = !python Marlin/src/HAL/HAL_STM32F1/build_flags.py -DMCU_STM32F103CB -D __STM32F1__=1 -std=c++1y -D MOTHERBOARD="BOARD_MALYAN_M200" -DSERIAL_USB -ffunction-sections -fdata-sections -Wl,--gc-sections