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BME261.ino
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BME261.ino
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#include <Wire.h>
#include <math.h>
const int MPU_addr=0x68; // I2C address of the MPU-6050
int AcX,AcY,AcZ,Tmp,GyX,GyY,GyZ;
void setup() {
Serial.begin(9600);
Wire.begin(1);
Wire.beginTransmission(MPU_addr);
Wire.write(0x6B); // PWR_MGMT_1 register
Wire.write(0); // set to zero (wakes up the MPU-6050)
Wire.endTransmission(true);
}
void loop() {
Wire.beginTransmission(MPU_addr);
Wire.write(0x3B); // starting with register 0x3B (ACCEL_XOUT_H)
Wire.endTransmission(false);
Wire.requestFrom(MPU_addr,14,true); // request a total of 14 registers
AcX=Wire.read()<<8|Wire.read(); // 0x3B (ACCEL_XOUT_H) & 0x3C (ACCEL_XOUT_L)
AcY=Wire.read()<<8|Wire.read(); // 0x3D (ACCEL_YOUT_H) & 0x3E (ACCEL_YOUT_L)
AcZ=Wire.read()<<8|Wire.read(); // 0x3F (ACCEL_ZOUT_H) & 0x40 (ACCEL_ZOUT_L)
Tmp=Wire.read()<<8|Wire.read(); // 0x41 (TEMP_OUT_H) & 0x42 (TEMP_OUT_L)
GyX=Wire.read()<<8|Wire.read(); // 0x43 (GYRO_XOUT_H) & 0x44 (GYRO_XOUT_L)
GyY=Wire.read()<<8|Wire.read(); // 0x45 (GYRO_YOUT_H) & 0x46 (GYRO_YOUT_L)
GyZ=Wire.read()<<8|Wire.read(); // 0x47 (GYRO_ZOUT_H) & 0x48 (GYRO_ZOUT_L)
// Serial.print("AcX = "); Serial.print(AcX);
// Serial.print(" | AcY = "); Serial.print(AcY);
// Serial.print(" | AcZ = "); Serial.println(AcZ);
Serial.println(AcX);
Serial.println(AcY);
Serial.println(AcZ);
Serial.println(GyX);
Serial.println(GyY);
Serial.println(GyZ);
delay(10);
// Serial.print(" | Tmp = "); Serial.print(Tmp/340.00+36.53); //equation for temperature in degrees C from datasheet
// Serial.print(" | GyX = "); Serial.print(GyX);
// Serial.print(" | GyY = "); Serial.print(GyY);
// Serial.print(" | GyZ = "); Serial.println(GyZ);
}