Beispiel #1
0
uint32_t hum_values_handler() {
	uint32_t  err_code = NRF_SUCCESS;
	int32_t hum_buffer;

	err_code = bme280_read_humidity(&hum_buffer);
	if (err_code != NRF_SUCCESS) {
	//	hum_printf("hum: bme280_read_pressure() failed.\r\n");
		return err_code;
	}
	
	char val[20];
	add_zeroes((int)hum_buffer, val);
    	char buf[20];
	sprintf(buf, ",%s", val);
	log2sd(buf, "READINGS.txt");

//	hum_printf("Humidity: %d\r\n", (int)hum_buffer);

  //  hum_printf("li\n");    
	//err_code = ble_ambient_sensor_update(m_hum.m_amb, (uint8_t *) &hum_buffer,
			//AMB_HUM_MAX_PACKET_VALUE, BLE_AMBIENT_HUM);
	check_ble_service_err_code(err_code);

	return NRF_SUCCESS;
}
Beispiel #2
0
static int read_relative_humidity(void *dev, phydat_t *res)
{
    bme280_t *d = (bme280_t *)dev;

    res->val[0] = bme280_read_humidity(d);
    res->unit = UNIT_PERCENT;
    res->scale = -2;

    return 1;
}
Beispiel #3
0
int main(void)
{
    bmx280_t dev;
    int result;

    puts("BMX280 test application\n");

    printf("+------------Initializing------------+\n");
    result = bmx280_init(&dev, &bmx280_params[0]);
    if (result == -1) {
        puts("[Error] The given i2c is not enabled");
        return 1;
    }

    if (result == -2) {
        printf("[Error] The sensor did not answer correctly at address 0x%02X\n", bmx280_params[0].i2c_addr);
        return 1;
    }

    printf("Initialization successful\n\n");

    printf("+------------Calibration Data------------+\n");
    printf("dig_T1: %u\n", dev.calibration.dig_T1);
    printf("dig_T2: %i\n", dev.calibration.dig_T2);
    printf("dig_T3: %i\n", dev.calibration.dig_T3);

    printf("dig_P1: %u\n", dev.calibration.dig_P1);
    printf("dig_P2: %i\n", dev.calibration.dig_P2);
    printf("dig_P3: %i\n", dev.calibration.dig_P3);
    printf("dig_P4: %i\n", dev.calibration.dig_P4);
    printf("dig_P5: %i\n", dev.calibration.dig_P5);
    printf("dig_P6: %i\n", dev.calibration.dig_P6);
    printf("dig_P7: %i\n", dev.calibration.dig_P7);
    printf("dig_P8: %i\n", dev.calibration.dig_P8);
    printf("dig_P9: %i\n", dev.calibration.dig_P9);

#if defined(MODULE_BME280)
    printf("dig_H1: %u\n", dev.calibration.dig_H1);
    printf("dig_H2: %i\n", dev.calibration.dig_H2);
    printf("dig_H3: %i\n", dev.calibration.dig_H3);
    printf("dig_H4: %i\n", dev.calibration.dig_H4);
    printf("dig_H5: %i\n", dev.calibration.dig_H5);
    printf("dig_H6: %i\n", dev.calibration.dig_H6);
#endif

    printf("\n+--------Starting Measurements--------+\n");
    while (1) {
        int16_t temperature;
        uint32_t pressure;
#if defined(MODULE_BME280)
        uint16_t humidity;
#endif

        /* Get temperature in centi degrees Celsius */
        temperature = bmx280_read_temperature(&dev);
        bool negative = (temperature < 0);
        if (negative) {
            temperature = -temperature;
        }

        /* Get pressure in Pa */
        pressure = bmx280_read_pressure(&dev);

#if defined(MODULE_BME280)
        /* Get pressure in %rH */
        humidity = bme280_read_humidity(&dev);
#endif

        printf("Temperature [°C]:%c%d.%d\n"
               "Pressure [Pa]: %lu\n"
#if defined(MODULE_BME280)
               "Humidity [%%rH]: %u.%02u\n"
#endif
               "\n+-------------------------------------+\n",
               (negative) ? '-' : ' ',
               temperature / 100, (temperature % 100) / 10,
#if defined(MODULE_BME280)
               (unsigned long)pressure,
               (unsigned int)(humidity / 100), (unsigned int)(humidity % 100)
#else
               (unsigned long)pressure
#endif
               );

        xtimer_usleep(MAINLOOP_DELAY);
    }

    return 0;
}