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• 简介
• 模块引脚说明名称
• 接线
• Arduino例程代码
• 总结

简介

MPU-6050集成了3轴MEMS陀螺仪，3轴MEMS加速度计，以及一个可扩展的数字运动处理器DMP，可用IIC接口连接一个第三方的数字传感器。

模块引脚说明名称

接线

5v——VCC
GND——GND
SCL——SCL
SDA——SDA

Arduino例程代码

include "I2Cdev.h"
include "MPU6050.h"
if I2CDEV_IMPLEMENTATION == I2CDEV_ARDUINO_WIRE
include "Wire.h"
endif
MPU6050 accelgyro;
int16_t ax, ay, az;
int16_t gx, gy, gz;
define OUTPUT_READABLE_ACCELGYRO
define LED_PIN 13
bool blinkState = false;
void setup() {
if I2CDEV_IMPLEMENTATION == I2CDEV_ARDUINO_WIRE
        Wire.begin();
elif I2CDEV_IMPLEMENTATION == I2CDEV_BUILTIN_FASTWIRE
        Fastwire::setup(400, true);
endif
  
    Serial.begin(38400);
   
    Serial.println("Initializing I2C devices...");
    accelgyro.initialize();
  
    Serial.println("Testing device connections...");
    Serial.println(accelgyro.testConnection() ? "MPU6050 connection successful" : "MPU6050 connection failed");
   
    pinMode(LED_PIN, OUTPUT);
}
void loop() {
    
    accelgyro.getMotion6(&ax, &ay, &az, &gx, &gy, &gz);
ifdef OUTPUT_READABLE_ACCELGYRO
       
        Serial.print("a/g:\t");
        Serial.print(ax); Serial.print("\t");
        Serial.print(ay); Serial.print("\t");
        Serial.print(az); Serial.print("\t");
        Serial.print(gx); Serial.print("\t");
        Serial.print(gy); Serial.print("\t");
        Serial.println(gz);
    #endif
    #ifdef OUTPUT_BINARY_ACCELGYRO
        Serial.write((uint8_t)(ax >> 8)); Serial.write((uint8_t)(ax & 0xFF));
        Serial.write((uint8_t)(ay >> 8)); Serial.write((uint8_t)(ay & 0xFF));
        Serial.write((uint8_t)(az >> 8)); Serial.write((uint8_t)(az & 0xFF));
        Serial.write((uint8_t)(gx >> 8)); Serial.write((uint8_t)(gx & 0xFF));
        Serial.write((uint8_t)(gy >> 8)); Serial.write((uint8_t)(gy & 0xFF));
        Serial.write((uint8_t)(gz >> 8)); Serial.write((uint8_t)(gz & 0xFF));
    #endif
    blinkState = !blinkState;
    digitalWrite(LED_PIN, blinkState);

欢迎大家来到IT世界,在知识的湖畔探索吧!

打开串口检测器，把波特率设置为38400

总结

像MPU-6050这种带有SCL,SDA串行IIC接口的模块，可以连接Arduino的IIC接口通过例程进行简单使用，也方便对模块进行测试。