初始化提交

arduino-cli/libraries/M5Core2-master/examples/Unit/PIR/PIR.ino

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+/*
+*******************************************************************************
+* Copyright (c) 2021 by M5Stack
+*                  Equipped with M5Core2 sample source code
+*                          配套  M5Core2 示例源代码
+* Visit the website for more information: https://docs.m5stack.com/en/core/core2
+* 获取更多资料请访问: https://docs.m5stack.com/zh_CN/core/core2
+*
+* describe: PIR.  人体红外
+* date: 2021/8/11
+*******************************************************************************
+  Please connect to Port B,Human body detection using PIR Unit.
+  请连接端口B,使用PIR Unit进行人体检测。
+*/
+
+#include <M5Core2.h>
+
+void setup() {
+  M5.begin(); //Init M5Core2.  初始化 M5Core2
+  M5.lcd.setTextSize(2);  //Set the text size to 2.  设置文字大小为2
+  M5.Lcd.println("PIR example");
+  M5.Lcd.setCursor(0, 25);  //Position the cursor at (0,25).  将光标固定在(0,25)
+  M5.Lcd.println("Status: \nValue: ");
+  pinMode(36, INPUT); //Set pin 36 to input mode.  设置36号引脚为输入模式
+}
+
+void loop() {
+  M5.Lcd.fillRect(90,25,180,50,BLACK);  //Draw a black rectangle 180 by 50 at (90,25).  在(90,25)处画一个宽180高50的黑的矩形
+  if(digitalRead(36)==1){ //If pin 36 reads a value of 1.  如果36号引脚的读取到的值为1
+    M5.Lcd.setCursor(95, 25);M5.Lcd.print("Sensing");
+    M5.Lcd.setCursor(95, 45);M5.Lcd.print("1");
+  }
+  else{
+    M5.Lcd.setCursor(95, 25);M5.Lcd.print("Not Sensed");
+    M5.Lcd.setCursor(95, 45);M5.Lcd.print("0");
+  }
+  delay(500);
+}