Code – Flight Computer

#include <Wire.h>

#include <Adafruit_Sensor.h>

#include <Adafruit_BMP280.h>

#include <SD.h>

#include <MPU6050_light.h>

// BMP280 setup

Adafruit_BMP280 bmp;

// MPU6050 setup

MPU6050 mpu(Wire);

// SD card setup

const int chipSelect = 10;

void setup() {

  Serial.begin(9600);

  Wire.begin();

  // BMP280 initialization

  if (!bmp.begin(0x76)) {

    Serial.println(„BMP280 not detected!“);

    while (1);

  }

  // MPU6050 initialization

 if (mpu.begin() != 0) {

  Serial.println(„MPU6050 not detected!“);

  while (1);

}

mpu.calcGyroOffsets();

  // SD card initialization

  if (!SD.begin(chipSelect)) {

    Serial.println(„SD Card initialization failed!“);

    while (1);

  }

  Serial.println(„SD Card initialized.“);

}

void loop() {

  // BMP280 – Measure altitude

  float altitude = bmp.readAltitude(1013.25); // Adjust sea level pressure as needed

  // MPU6050 – Measure tilt and acceleration

  mpu.update();

  float accX = mpu.getAccX();

  float accY = mpu.getAccY();

  float accZ = mpu.getAccZ();

  float angleX = mpu.getAngleX();

  float angleY = mpu.getAngleY();

  float angleZ = mpu.getAngleZ();

  // Save data to SD card

  File dataFile = SD.open(„data.txt“, FILE_WRITE);

  if (dataFile) {

    dataFile.print(„Altitude: „);

    dataFile.print(altitude);

    dataFile.print(“ m, AccX: „);

    dataFile.print(accX);

    dataFile.print(“ m/s^2, AccY: „);

    dataFile.print(accY);

    dataFile.print(“ m/s^2, AccZ: „);

    dataFile.print(accZ);

    dataFile.print(“ m/s^2, AngleX: „);

    dataFile.print(angleX);

    dataFile.print(„°, AngleY: „);

    dataFile.print(angleY);

    dataFile.print(„°, AngleZ: „);

    dataFile.println(angleZ);

    dataFile.close();

  } else {

    Serial.println(„Error opening data.txt“);

  }

  delay(100); // Adjust sampling rate as needed

}