#include <stdio.h>
#include <stdint.h>
#include "stm32f4xx.h"
#include "uart.h"
#include "adxl345.h"




//Variables for storing accelerometer data
int16_t accel_x, accel_y, accel_z;
double accel_x_g, accel_y_g, accel_z_g;

uint8_t data_buffer[6];

int main(void)
{

	uart_init();

    // Initialize the ADXL345 accelerometer
    adxl_init();

    while (1)
    {
        // Read accelerometer data starting from the data start register
        adxl_read(ADXL345_REG_DATA_START, data_buffer);

        // Combine high and low bytes to form the accelerometer data
        accel_x = (int16_t)((data_buffer[1] << 8) | data_buffer[0]);
        accel_y = (int16_t)((data_buffer[3] << 8) | data_buffer[2]);
        accel_z = (int16_t)((data_buffer[5] << 8) | data_buffer[4]);

        // Convert raw data to g values
        accel_x_g = accel_x * 0.0078;
        accel_y_g = accel_y * 0.0078;
        accel_z_g = accel_z * 0.0078;


        //Print values for debugging purposes
        printf("accel_x : %d accel_y : %d  accel_z : %d\n\r",accel_x,accel_y,accel_z);


    }

    return 0;
}