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https://github.com/m5stack/M5Core2.git
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Tinyu
64 lines
1.8 KiB
Arduino
64 lines
1.8 KiB
Arduino
/*
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*******************************************************************************
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* Copyright (c) 2021 by M5Stack
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* Equipped with M5Core2 sample source code
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* 配套 M5Core2 示例源代码
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* Visit the website for more information：https://docs.m5stack.com/en/module/plus
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* 获取更多资料请访问：https://docs.m5stack.com/zh_CN/module/plus
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*
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* describe: PLUS.
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* date：2021/9/2
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*******************************************************************************
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This exmpale can display the encoder gear reading of the PLUS Module and the state of the keys.
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本例可以显示PLUS模块的编码器齿轮读数和按键状态。
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*/
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#include <Arduino.h>
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#include <M5Core2.h>
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#define IrPin 33 //--------------------------------------------------------------------
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#define PLUS_ADDR 0x62
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int32_t number = 0;
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uint8_t press = 0;
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void setup() {
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M5.begin(true,true,true,false,kMBusModeOutput);
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/* kMBusModeOutput,powered by USB or Battery
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kMBusModeInput,powered by outside input need to fill in this Otherwise M5Core2 will not work properly
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由外部供电时此项必填,否则M5Core2将无法正常工作 */
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M5.Lcd.setTextFont(6);
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M5.Lcd.clear(BLACK);
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M5.Lcd.setTextColor(ORANGE, BLACK);
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Wire1.begin(21,22);
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ledcSetup(1, 38000, 10);
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ledcAttachPin(IrPin, 1);
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}
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void plus_encode() {
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Wire1.requestFrom(PLUS_ADDR, 2);
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while(Wire1.available()) {
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int8_t encode = Wire1.read();
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uint8_t press_n = Wire1.read();
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number += encode;
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if(press_n == 0xff) {
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press = 0;
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}
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else {
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press = 1;
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}
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}
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}
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void loop() {
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char data[20];
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plus_encode();
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ledcWrite(1, ledcRead(1) ? 0 : 512);
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sprintf(data, "%d %d ", number, press);
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M5.Lcd.setCursor(100, 100);
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M5.Lcd.print(data);
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vTaskDelay(200);
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}
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