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- /**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2020 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/>.
- *
- */
-
- /**
- ******************************************************************************
- * @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
- ******************************************************************************
- **/
-
- #include "../../inc/MarlinConfigPre.h"
-
- #if ENABLED(DWIN_CREALITY_LCD)
-
- #include "rotary_encoder.h"
-
- #include "../../MarlinCore.h"
- #include "../../HAL/shared/Delay.h"
-
- #if HAS_BUZZER
- #include "../../libs/buzzer.h"
- #endif
-
- #include <stdlib.h>
-
- ENCODER_Rate EncoderRate;
-
- /*蜂鸣器响*/
- 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*/
- void Encoder_Configuration(void) {
- #if BUTTON_EXISTS(EN1)
- SET_INPUT_PULLUP(BTN_EN1);
- #endif
- #if BUTTON_EXISTS(EN2)
- SET_INPUT_PULLUP(BTN_EN2);
- #endif
- #if BUTTON_EXISTS(ENC)
- SET_INPUT_PULLUP(BTN_ENC);
- #endif
- #ifdef BEEPER_PIN
- SET_OUTPUT(BEEPER_PIN);
- #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*/
- ENCODER_DiffState Encoder_ReceiveAnalyze(void) {
- const millis_t now = millis();
- static unsigned char lastEncoderBits;
- unsigned char newbutton = 0;
- static signed char temp_diff = 0;
-
- ENCODER_DiffState temp_diffState = ENCODER_DIFF_NO;
- if (BUTTON_PRESSED(EN1)) newbutton |= 0x01;
- if (BUTTON_PRESSED(EN2)) newbutton |= 0x02;
- if (BUTTON_PRESSED(ENC)) {
- if (ELAPSED(now, next_click_update_ms)) {
- next_click_update_ms = millis() + 300;
- Encoder_tick();
- #if PIN_EXISTS(LCD_LED)
- //LED_Action();
- #endif
- return ENCODER_DIFF_ENTER;
- }
- else return ENCODER_DIFF_NO;
- }
- if (newbutton != lastEncoderBits) {
- switch (newbutton) {
- case ENCODER_PHASE_0: {
- if (lastEncoderBits == ENCODER_PHASE_3) temp_diff++;
- else if (lastEncoderBits == ENCODER_PHASE_1) temp_diff--;
- }break;
- case ENCODER_PHASE_1: {
- if (lastEncoderBits == ENCODER_PHASE_0) temp_diff++;
- else if (lastEncoderBits == ENCODER_PHASE_2) temp_diff--;
- }break;
- case ENCODER_PHASE_2: {
- if (lastEncoderBits == ENCODER_PHASE_1) temp_diff++;
- else if (lastEncoderBits == ENCODER_PHASE_3) temp_diff--;
- }break;
- case ENCODER_PHASE_3: {
- if (lastEncoderBits == ENCODER_PHASE_2) temp_diff++;
- else if (lastEncoderBits == ENCODER_PHASE_0) temp_diff--;
- }break;
- }
- lastEncoderBits = newbutton;
- }
-
- if (abs(temp_diff) >= ENCODER_PULSES_PER_STEP) {
- if (temp_diff > 0) temp_diffState = ENCODER_DIFF_CW;
- else temp_diffState = ENCODER_DIFF_CCW;
-
- #if ENABLED(ENCODER_RATE_MULTIPLIER)
-
- millis_t ms = millis();
- int32_t encoderMultiplier = 1;
-
- // if must encoder rati multiplier
- if (EncoderRate.encoderRateEnabled) {
- const float abs_diff = ABS(temp_diff);
- const float encoderMovementSteps = abs_diff / (ENCODER_PULSES_PER_STEP);
- if (EncoderRate.lastEncoderTime) {
- // Note that the rate is always calculated between two passes through the
- // loop and that the abs of the temp_diff value is tracked.
- const float encoderStepRate = encoderMovementSteps / float(ms - EncoderRate.lastEncoderTime) * 1000;
- if (encoderStepRate >= ENCODER_100X_STEPS_PER_SEC) encoderMultiplier = 100;
- else if (encoderStepRate >= ENCODER_10X_STEPS_PER_SEC) encoderMultiplier = 10;
- else if (encoderStepRate >= ENCODER_5X_STEPS_PER_SEC) encoderMultiplier = 5;
- }
- EncoderRate.lastEncoderTime = ms;
- }
- #else
- constexpr int32_t encoderMultiplier = 1;
- #endif // ENCODER_RATE_MULTIPLIER
-
- // EncoderRate.encoderMoveValue += (temp_diff * encoderMultiplier) / (ENCODER_PULSES_PER_STEP);
- EncoderRate.encoderMoveValue = (temp_diff * encoderMultiplier) / (ENCODER_PULSES_PER_STEP);
- if (EncoderRate.encoderMoveValue < 0) EncoderRate.encoderMoveValue = -EncoderRate.encoderMoveValue;
-
- temp_diff = 0;
- }
- return temp_diffState;
- }
-
- #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*/
- unsigned int LED_DataArray[LED_NUM];
-
- /*LED灯操作*/
- void LED_Action(void) {
- LED_Control(RGB_SCALE_WARM_WHITE,0x0F);
- delay(30);
- LED_Control(RGB_SCALE_WARM_WHITE,0x00);
- }
-
- /*LED初始化*/
- void LED_Configuration(void) {
- SET_OUTPUT(LCD_LED_PIN);
- }
-
- /*LED写数据*/
- void LED_WriteData(void) {
- unsigned char tempCounter_LED, tempCounter_Bit;
- for (tempCounter_LED = 0; tempCounter_LED < LED_NUM; tempCounter_LED++) {
- for (tempCounter_Bit = 0; tempCounter_Bit < 24; tempCounter_Bit++) {
- if (LED_DataArray[tempCounter_LED] & (0x800000 >> tempCounter_Bit)) {
- LED_DATA_HIGH;
- DELAY_NS(300);
- LED_DATA_LOW;
- DELAY_NS(200);
- }
- else {
- LED_DATA_HIGH;
- LED_DATA_LOW;
- DELAY_NS(200);
- }
- }
- }
- }
-
- /*LED控制 RGB_Scale:RGB色彩配比 luminance:亮度(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_DataArray[temp_Counter] = 0;
- switch(RGB_Scale) {
- case RGB_SCALE_R10_G7_B5: LED_DataArray[temp_Counter] = (luminance*10/10) << 8 | (luminance*7/10) << 16 | luminance*5/10; break;
- case RGB_SCALE_R10_G7_B4: LED_DataArray[temp_Counter] = (luminance*10/10) << 8 | (luminance*7/10) << 16 | luminance*4/10; break;
- case RGB_SCALE_R10_G8_B7: LED_DataArray[temp_Counter] = (luminance*10/10) << 8 | (luminance*8/10) << 16 | luminance*7/10; break;
- }
- }
- 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)*/
- 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];
- bool LED_R_Flag = 0, LED_G_Flag = 0, LED_B_Flag = 0;
-
- for (temp_Counter = 0; temp_Counter < LED_NUM; temp_Counter++) {
- switch(RGB_Scale) {
- case RGB_SCALE_R10_G7_B5: {
- LED_R_Data[temp_Counter] = luminance*10/10;
- LED_G_Data[temp_Counter] = luminance*7/10;
- LED_B_Data[temp_Counter] = luminance*5/10;
- }break;
- case RGB_SCALE_R10_G7_B4: {
- LED_R_Data[temp_Counter] = luminance*10/10;
- LED_G_Data[temp_Counter] = luminance*7/10;
- LED_B_Data[temp_Counter] = luminance*4/10;
- }break;
- case RGB_SCALE_R10_G8_B7: {
- LED_R_Data[temp_Counter] = luminance*10/10;
- LED_G_Data[temp_Counter] = luminance*8/10;
- LED_B_Data[temp_Counter] = luminance*7/10;
- }break;
- }
- }
- for (temp_Counter = 0; temp_Counter < LED_NUM; temp_Counter++) {
- if ((unsigned char)(LED_DataArray[temp_Counter] >> 8) > LED_R_Data[temp_Counter]) LED_DataArray[temp_Counter] -= 0x000100;
- else if ((unsigned char)(LED_DataArray[temp_Counter] >> 8) < LED_R_Data[temp_Counter]) LED_DataArray[temp_Counter] += 0x000100;
- while (1) {
- else LED_R_Flag = 1;
- if ((unsigned char)(LED_DataArray[temp_Counter]>>16) > LED_G_Data[temp_Counter]) LED_DataArray[temp_Counter] -= 0x010000;
- else if ((unsigned char)(LED_DataArray[temp_Counter]>>16) < LED_G_Data[temp_Counter]) LED_DataArray[temp_Counter] += 0x010000;
- else LED_G_Flag = 1;
- if ((unsigned char)LED_DataArray[temp_Counter] > LED_B_Data[temp_Counter]) LED_DataArray[temp_Counter] -= 0x000001;
- else if ((unsigned char)LED_DataArray[temp_Counter] < LED_B_Data[temp_Counter]) LED_DataArray[temp_Counter] += 0x000001;
- else LED_B_Flag = 1;
- }
- LED_WriteData();
- if (LED_R_Flag && LED_G_Flag && LED_B_Flag) break;
- else delay(change_Interval);
- }
- }
-
- #endif
-
- #endif // DWIN_CREALITY_LCD
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