初始化提交

arduino-cli/libraries/M5Core2-master/examples/Basics/mpu6886/mpu6886.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: MPU6886 example.  惯性传感器
+* date: 2021/7/21
+*******************************************************************************
+*/
+#include <M5Core2.h>
+
+float accX = 0.0F;  // Define variables for storing inertial sensor data
+float accY = 0.0F;  //定义存储惯性传感器相关数据的相关变量
+float accZ = 0.0F;
+
+float gyroX = 0.0F;
+float gyroY = 0.0F;
+float gyroZ = 0.0F;
+
+float pitch = 0.0F;
+float roll  = 0.0F;
+float yaw   = 0.0F;
+
+float temp = 0.0F;
+
+/* After M5Core2 is started or reset
+the program in the setUp () function will be run, and this part will only be run once.
+在 M5Core2 启动或者复位后，即会开始执行setup()函数中的程序，该部分只会执行一次。 */
+void setup(){
+  M5.begin(); //Init M5Core.  初始化 M5Core
+  M5.IMU.Init();  //Init IMU sensor.  初始化惯性传感器
+  M5.Lcd.fillScreen(BLACK); //Set the screen background color to black. 设置屏幕背景色为黑色
+  M5.Lcd.setTextColor(GREEN , BLACK); //Sets the foreground color and background color of the displayed text.  设置显示文本的前景颜色和背景颜色
+  M5.Lcd.setTextSize(2);  //Set the font size.  设置字体大小
+}
+
+void loop() {
+  //Stores the triaxial gyroscope data of the inertial sensor to the relevant variable
+  //将惯性传感器的三轴陀螺仪数据存储至相关变量
+  M5.IMU.getGyroData(&gyroX,&gyroY,&gyroZ);
+  M5.IMU.getAccelData(&accX,&accY,&accZ); //Stores the triaxial accelerometer.  存储三轴加速度计数据
+  M5.IMU.getAhrsData(&pitch,&roll,&yaw);  //Stores the inertial sensor attitude.  存储惯性传感器的姿态
+  M5.IMU.getTempData(&temp);  //Stores the inertial sensor temperature to temp.  存储惯性传感器的温度
+/* The M5Core screen is 320x240 pixels, starting at the top left corner of the screen (0,0).
+  gyroscope output related
+  M5Core2屏幕像素为 320x240,以屏幕左上角为原点 (0,0)*/
+//gyroscope output related.  陀螺仪输出相关
+  M5.Lcd.setCursor(0, 20);  //Move the cursor position to (x,y).  移动光标位置到(x,y)处
+  M5.Lcd.printf("gyroX,  gyroY, gyroZ"); //Screen printingformatted string.  输出格式化字符串
+  M5.Lcd.setCursor(0, 42);
+  M5.Lcd.printf("%6.2f %6.2f%6.2f o/s", gyroX, gyroY, gyroZ);
+
+// Accelerometer output is related
+//加速度计输出相关
+  M5.Lcd.setCursor(0, 70);
+  M5.Lcd.printf("accX,   accY,  accZ");
+  M5.Lcd.setCursor(0, 92);
+  M5.Lcd.printf("%5.2f  %5.2f  %5.2f G", accX, accY, accZ);
+
+// Pose output is related
+//姿态输出相关
+  M5.Lcd.setCursor(0, 120);
+  M5.Lcd.printf("pitch,  roll,  yaw");
+  M5.Lcd.setCursor(0, 142);
+  M5.Lcd.printf("%5.2f  %5.2f  %5.2f deg", pitch, roll, yaw);
+
+// Inertial sensor temperature output related
+//惯性传感器温度输出相关
+  M5.Lcd.setCursor(0, 175);
+  M5.Lcd.printf("Temperature : %.2f C", temp);
+
+  delay(10);  // Delay 10ms.  延迟10ms
+}