Bosch BMP280 auslesen

#define F_CPU 3686400UL

#define UART_BAUD_RATE      115200

#include <avr/io.h>

#include <util/delay.h>

#include <stdbool.h>

#include <avr/interrupt.h>

#include <stdlib.h>

#include "bmp280.h"

#include "uart.h"

//******************** Globale Variablen definieren *********************

struct  bmp280_t  bmp280;

s32    Temp_Baro  = 0;

u32    Druck_Baro  = 0;

char  Buffer1[16];

char  Buffer2[16];

char  Buffer3[16];

char  Buffer4[16];

bool init_OK;

bool setpower_OK;

bool read_OK;

int main(void)

{

  //************************ Initialisierungen ************************

  sei();

  uart_init( UART_BAUD_SELECT(UART_BAUD_RATE,F_CPU) );

  TWBR = 0x0A;

  TWCR |= (1<<TWEN);

  _delay_ms(1000);

  //*********** Adresse in die "bmp280"-Struktur schreiben ************

  uart_puts("BMP280: Setze Adresse...\r\n");

  bmp280.dev_addr = 0x76;

  _delay_ms(1000);

  //********************* BMP280 initialisieren ***********************

  uart_puts("BMP280: Initialisiere...\r\n");

  init_OK = bmp280_init(&bmp280);

  _delay_ms(1000);

  //************** Arbeitsmodus des BMP280 einschalten ****************

  uart_puts("BMP280: Setze PowerMode...\r\n");

  setpower_OK = bmp280_set_power_mode(BMP280_NORMAL_MODE);

  _delay_ms(1000);

  uart_puts("BMP280: Starte Schleife...\r\n");

  _delay_ms(1000);

    while (1) 

    {

    //*************** Druck und Temperatur auslesen *****************

    uart_puts("BMP280: Lese Daten...\r\n");

    read_OK = bmp280_read_pressure_temperature(&Druck_Baro, &Temp_Baro);

    _delay_ms(5000);

    }

}