bmp180.h

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/* Copyright 2012-2014, Peter A. Bigot
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 * modification, are permitted provided that the following conditions are met:
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 *   this list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
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 * * Neither the name of the software nor the names of its contributors may be
 *   used to endorse or promote products derived from this software without
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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#ifndef BSP430_SENSORS_BMP180_H
#define BSP430_SENSORS_BMP180_H

#include <bsp430/serial.h>
#include <bsp430/periph/timer.h>

#define BSP430_SENSORS_BMP180_I2C_ADDRESS 0x77

typedef struct sBSP430sensorsBMP180calibration {
  int16_t ac1;
  int16_t ac2;
  int16_t ac3;
  uint16_t ac4;
  uint16_t ac5;
  uint16_t ac6;
  int16_t b1;
  int16_t b2;
  int16_t mb;
  int16_t mc;
  int16_t md;
} sBSP430sensorsBMP180calibration;

typedef sBSP430sensorsBMP180calibration * hBSP430sensorsBMP180calibration;

typedef struct sBSP430sensorsBMP180sample {
  uint32_t pressure_uncomp;

  int32_t pressure_Pa;

  uint16_t temperature_uncomp;

  int16_t temperature_dK;

  uint8_t oversampling;
} sBSP430sensorsBMP180sample;

typedef sBSP430sensorsBMP180sample * hBSP430sensorsBMP180sample;

int iBSP430sensorsBMP180getCalibration (hBSP430halSERIAL i2c,
                                        hBSP430sensorsBMP180calibration calh);

int iBSP430sensorsBMP180getSample (hBSP430halSERIAL i2c,
                                   hBSP430sensorsBMP180sample sample);

void vBSP430sensorsBMP180convertSample (const sBSP430sensorsBMP180calibration * calp,
                                        hBSP430sensorsBMP180sample sample);

#endif /* BSP430_SENSORS_BMP180_H */