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Marlin/src/lcd/dwin/e3v2/rotary_encoder.cpp

  *
  */
 
-/**
-  ******************************************************************************
-  * @file     rotary_encoder.cpp
-  * @author   LEO / Creality3D
-  * @date     2019/07/06
-  * @version  2.0.1
-  * @brief    旋转编码器操作函数
-  ******************************************************************************
-**/
+/*****************************************************************************
+ * @file     rotary_encoder.cpp
+ * @author   LEO / Creality3D
+ * @date     2019/07/06
+ * @version  2.0.1
+ * @brief    Rotary encoder functions
+ *****************************************************************************/
 
 #include "../../../inc/MarlinConfigPre.h"
 
 
 ENCODER_Rate EncoderRate;
 
-/*蜂鸣器响*/
+// Buzzer
 void Encoder_tick(void) {
   WRITE(BEEPER_PIN, 1);
   delay(10);
   WRITE(BEEPER_PIN, 0);
 }
 
-/*编码器初始化 PB12:Encoder_A PB13:Encoder_B PB14:Encoder_C*/
+// Encoder initialization
 void Encoder_Configuration(void) {
   #if BUTTON_EXISTS(EN1)
     SET_INPUT_PULLUP(BTN_EN1);
   #endif
 }
 
-millis_t next_click_update_ms;
-/*接收数据解析 返回值:ENCODER_DIFF_NO,无状态; ENCODER_DIFF_CW,顺时针旋转; ENCODER_DIFF_CCW,逆时针旋转; ENCODER_DIFF_ENTER,按下*/
+// Analyze encoder value and return state
 ENCODER_DiffState Encoder_ReceiveAnalyze(void) {
   const millis_t now = millis();
   static unsigned char lastEncoderBits;
   if (BUTTON_PRESSED(EN1)) newbutton |= 0x01;
   if (BUTTON_PRESSED(EN2)) newbutton |= 0x02;
   if (BUTTON_PRESSED(ENC)) {
+    static millis_t next_click_update_ms;
     if (ELAPSED(now, next_click_update_ms)) {
       next_click_update_ms = millis() + 300;
       Encoder_tick();
 
 #if PIN_EXISTS(LCD_LED)
 
-  /*取低24位有效  24Bit: G7 G6 G5 G4 G3 G2 G1 G0 R7 R6 R5 R4 R3 R2 R1 R0 B7 B6 B5 B4 B3 B2 B1 B0*/
+  // Take the low 24 valid bits  24Bit: G7 G6 G5 G4 G3 G2 G1 G0 R7 R6 R5 R4 R3 R2 R1 R0 B7 B6 B5 B4 B3 B2 B1 B0
   unsigned int LED_DataArray[LED_NUM];
 
-  /*LED灯操作*/
+  // LED light operation
   void LED_Action(void) {
     LED_Control(RGB_SCALE_WARM_WHITE,0x0F);
     delay(30);
     LED_Control(RGB_SCALE_WARM_WHITE,0x00);
   }
 
-  /*LED初始化*/
+  // LED initialization
   void LED_Configuration(void) {
     SET_OUTPUT(LCD_LED_PIN);
   }
 
-  /*LED写数据*/
+  // LED write data
   void LED_WriteData(void) {
     unsigned char tempCounter_LED, tempCounter_Bit;
     for (tempCounter_LED = 0; tempCounter_LED < LED_NUM; tempCounter_LED++) {
     }
   }
 
-  /*LED控制 RGB_Scale:RGB色彩配比 luminance:亮度(0~0xFF)*/
+  // LED control
+  //  RGB_Scale: RGB color ratio
+  //  luminance: brightness (0~0xFF)
   void LED_Control(unsigned char RGB_Scale, unsigned char luminance) {
     unsigned char temp_Counter;
     for (temp_Counter = 0; temp_Counter < LED_NUM; temp_Counter++) {
     LED_WriteData();
   }
 
-  /*LED渐变控制 RGB_Scale:RGB色彩配比 luminance:亮度(0~0xFF) change_Time:渐变时间(ms)*/
+  // LED gradient control
+  //  RGB_Scale: RGB color ratio
+  //  luminance: brightness (0~0xFF)
+  //  change_Time: gradient time (ms)
   void LED_GraduallyControl(unsigned char RGB_Scale, unsigned char luminance, unsigned int change_Interval) {
     unsigned char temp_Counter;
     unsigned char LED_R_Data[LED_NUM], LED_G_Data[LED_NUM], LED_B_Data[LED_NUM];
     }
   }
 
-#endif
+#endif // LCD_LED
 
 #endif // DWIN_CREALITY_LCD

Marlin/src/lcd/dwin/e3v2/rotary_encoder.h

  */
 #pragma once
 
-/**
-  ******************************************************************************
+/*****************************************************************************
   * @file     rotary_encoder.h
   * @author   LEO / Creality3D
   * @date     2019/07/06
   * @version  2.0.1
-  * @brief    旋转编码器操作函数
-  ******************************************************************************
-**/
+  * @brief    Rotary encoder functions
+  ****************************************************************************/
 
 #include "../../../inc/MarlinConfig.h"
 #include "../../../MarlinCore.h"
 extern ENCODER_Rate EncoderRate;
 
 typedef enum {
-  ENCODER_DIFF_NO    = 0,
-  ENCODER_DIFF_CW    = 1,
-  ENCODER_DIFF_CCW   = 2,
-  ENCODER_DIFF_ENTER = 3
+  ENCODER_DIFF_NO    = 0,  // no state
+  ENCODER_DIFF_CW    = 1,  // clockwise rotation
+  ENCODER_DIFF_CCW   = 2,  // counterclockwise rotation
+  ENCODER_DIFF_ENTER = 3   // click
 } ENCODER_DiffState;
 
-/*编码器初始化 PB12:Encoder_A PB13:Encoder_B PB14:Encoder_C*/
+// Encoder initialization
 void Encoder_Configuration(void);
 
-/*接收数据解析 返回值:ENCODER_DIFF_NO,无状态; ENCODER_DIFF_CW,顺时针旋转; ENCODER_DIFF_CCW,逆时针旋转; ENCODER_DIFF_ENTER,按下*/
+// Analyze encoder value and return state
 ENCODER_DiffState Encoder_ReceiveAnalyze(void);
 
-
 /*********************** Encoder LED ***********************/
 
 #if PIN_EXISTS(LCD_LED)
   #define RGB_SCALE_R10_G7_B5  1
   #define RGB_SCALE_R10_G7_B4  2
   #define RGB_SCALE_R10_G8_B7  3
-  #define RGB_SCALE_NEUTRAL_WHITE  RGB_SCALE_R10_G7_B5 //正白
-  #define RGB_SCALE_WARM_WHITE  RGB_SCALE_R10_G7_B4 //暖白
-  #define RGB_SCALE_COOL_WHITE  RGB_SCALE_R10_G8_B7 //冷白
+  #define RGB_SCALE_NEUTRAL_WHITE RGB_SCALE_R10_G7_B5
+  #define RGB_SCALE_WARM_WHITE    RGB_SCALE_R10_G7_B4
+  #define RGB_SCALE_COOL_WHITE    RGB_SCALE_R10_G8_B7
 
   extern unsigned int LED_DataArray[LED_NUM];
 
-  /*状态LED初始化*/
-  void STATE_LED_Configuration(void);
-
-  /*LED灯操作*/
+  // LED light operation
   void LED_Action(void);
 
-  /*LED初始化*/
+  // LED initialization
   void LED_Configuration(void);
 
-  /*LED写数据*/
+  // LED write data
   void LED_WriteData(void);
 
-  /*LED控制 RGB_Scale:RGB色彩配比 luminance:亮度(0~0xFF)*/
+  // LED control
+  //  RGB_Scale: RGB color ratio
+  //  luminance: brightness (0~0xFF)
   void LED_Control(unsigned char RGB_Scale, unsigned char luminance);
 
-  /*LED渐变控制 RGB_Scale:RGB色彩配比 luminance:亮度(0~0xFF) change_Time:渐变时间(ms)*/
+  // LED gradient control
+  //  RGB_Scale: RGB color ratio
+  //  luminance: brightness (0~0xFF)
+  //  change_Time: gradient time (ms)
   void LED_GraduallyControl(unsigned char RGB_Scale, unsigned char luminance, unsigned int change_Interval);
 
-#endif
+#endif // LCD_LED