/**
* 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 .
*
*/
/**
******************************************************************************
* @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
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