<![CDATA[MPU6050初始化失败]]>/* Get all possible data from MPU6050 * Accelerometer values are given as multiple of the gravity [1g = 9.81 m/s²] * Gyro values are given in deg/s * Angles are given in degrees * Note that X and Y are tilt angles and not pitch/roll. * * License: MIT */ #include "Wire.h" #include <MPU6050_light.h> MPU6050 mpu(Wire); unsigned long timer = 0; void setup() { Serial.begin(115200); Wire.begin(18, 19); byte status = mpu.begin(); Serial.print(F("MPU6050 status: ")); Serial.println(status); while(status!=0){ Serial.println("Initial MPU6050 error!"); delay(1000); } // stop everything if could not connect to MPU6050 Serial.println(F("Calculating offsets, do not move MPU6050")); delay(1000); mpu.calcOffsets(true,true); // gyro and accelero Serial.println("Done!\n"); } void loop() { mpu.update(); if(millis() - timer > 1000){ // print data every second Serial.print(F("TEMPERATURE: "));Serial.println(mpu.getTemp()); Serial.print(F("ACCELERO X: "));Serial.print(mpu.getAccX()); Serial.print("\tY: ");Serial.print(mpu.getAccY()); Serial.print("\tZ: ");Serial.println(mpu.getAccZ()); Serial.print(F("GYRO X: "));Serial.print(mpu.getGyroX()); Serial.print("\tY: ");Serial.print(mpu.getGyroY()); Serial.print("\tZ: ");Serial.println(mpu.getGyroZ()); Serial.print(F("ACC ANGLE X: "));Serial.print(mpu.getAccAngleX()); Serial.print("\tY: ");Serial.println(mpu.getAccAngleY()); Serial.print(F("ANGLE X: "));Serial.print(mpu.getAngleX()); Serial.print("\tY: ");Serial.print(mpu.getAngleY()); Serial.print("\tZ: ");Serial.println(mpu.getAngleZ()); Serial.println(F("=====================================================\n")); timer = millis(); } }

a8a0a774-54ad-4360-9d33-87f98e997753-image.png

]]>https://fishros.org.cn/forum/topic/4613/mpu6050初始化失败RSS for NodeThu, 27 Aug 2026 01:13:19 GMTTue, 28 Oct 2025 09:09:25 GMT60<![CDATA[Reply to MPU6050初始化失败 on Wed, 05 Nov 2025 10:37:45 GMT]]>@1223386926 改为0x6A虽然不会报错，但无法读取有效的数值。根本原因在于用错了库，不应该使用https://github.com/rfetick/MPU6050_light.git，而是应该https://github.com/fishros/MPU6050_light.git。
e4b830da-4cdd-4262-8d7b-e2580a8303ff-image.png 替代文字。
换完之后，就可以按教程中的代码读取数值：
872171f9-a41a-44d1-8b4c-b5293335c092-image.png

]]>https://fishros.org.cn/forum/post/19223https://fishros.org.cn/forum/post/19223Wed, 05 Nov 2025 10:37:45 GMT<![CDATA[Reply to MPU6050初始化失败 on Wed, 29 Oct 2025 12:43:13 GMT]]>@1223386926 在 MPU6050初始化失败 中说：

@1223386926 在 MPU6050初始化失败 中说：

需要修改MPU6050默认地址，文件MPU6050_light.h
// #define MPU6050_ADDR 0x68
#define MPU6050_ADDR 0x6a
cd9d3119-a711-4289-937c-562a5c3c063a-image.png

检测地址

#include "Wire.h"
#include <MPU6050_light.h>

void setup() {
  Serial.begin(115200);
  Wire.begin(18, 19); // 使用您的引脚
  delay(1000);
  
  Serial.println("I2C Scanner Starting...");
}

void loop() {
  byte error, address;
  int nDevices = 0;

  Serial.println("Scanning I2C bus...");
  
  for(address = 1; address < 127; address++ ) {
    Wire.beginTransmission(address);
    error = Wire.endTransmission();
    
    if (error == 0) {
      Serial.print("I2C device found at address 0x");
      if (address < 16) Serial.print("0");
      Serial.print(address, HEX);
      Serial.println(" !");
      
      if (address == 0x68 || address == 0x69) {
        Serial.println(">>> This is likely an MPU6050! <<<");
      }
      nDevices++;
    }
  }
  
  if (nDevices == 0) {
    Serial.println("No I2C devices found!");
  } else {
    Serial.println("Scan complete.");
  }
  Serial.println("-------------------");
  delay(3000);
}

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]]>https://fishros.org.cn/forum/post/19197https://fishros.org.cn/forum/post/19197Wed, 29 Oct 2025 12:43:13 GMT<![CDATA[Reply to MPU6050初始化失败 on Wed, 29 Oct 2025 12:40:51 GMT]]>@1223386926 在 MPU6050初始化失败 中说：

需要修改MPU6050默认地址，文件MPU6050_light.h
// #define MPU6050_ADDR 0x68
#define MPU6050_ADDR 0x6a
cd9d3119-a711-4289-937c-562a5c3c063a-image.png

检测地址

#include "Wire.h"
#include <MPU6050_light.h>

void setup() {
  Serial.begin(115200);
  Wire.begin(18, 19); // 使用您的引脚
  delay(1000);
  
  Serial.println("I2C Scanner Starting...");
}

void loop() {
  byte error, address;
  int nDevices = 0;

  Serial.println("Scanning I2C bus...");
  
  for(address = 1; address < 127; address++ ) {
    Wire.beginTransmission(address);
    error = Wire.endTransmission();
    
    if (error == 0) {
      Serial.print("I2C device found at address 0x");
      if (address < 16) Serial.print("0");
      Serial.print(address, HEX);
      Serial.println(" !");
      
      if (address == 0x68 || address == 0x69) {
        Serial.println(">>> This is likely an MPU6050! <<<");
      }
      nDevices++;
    }
  }
  
  if (nDevices == 0) {
    Serial.println("No I2C devices found!");
  } else {
    Serial.println("Scan complete.");
  }
  Serial.println("-------------------");
  delay(3000);
}
]]>https://fishros.org.cn/forum/post/19196https://fishros.org.cn/forum/post/19196Wed, 29 Oct 2025 12:40:51 GMT<![CDATA[Reply to MPU6050初始化失败 on Wed, 29 Oct 2025 12:38:08 GMT]]>需要修改MPU6050默认地址，文件MPU6050_light.h
// #define MPU6050_ADDR 0x68
#define MPU6050_ADDR 0x6a
cd9d3119-a711-4289-937c-562a5c3c063a-image.png

]]>https://fishros.org.cn/forum/post/19195https://fishros.org.cn/forum/post/19195Wed, 29 Oct 2025 12:38:08 GMT