librobotcontrol-sys 0.4.0

Rust port of librobotcontrol
Documentation 
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/**
 * @file bmp_defs.h
 *
 * register definitions for the Bosch BMP280 barometer
 *
 * @author James Strawson
 * @date 2016
 *
 */

#ifndef RC_BMP280_DEFS_H
#define RC_BMP280_DEFS_H

#define BMP280_ADDR			0x76
#define DEFAULT_SEA_LEVEL_PA		101325

// temperature and pressure registers
#define BMP280_TEMPERATURE_XLSB		0xFC
#define BMP280_TEMPERATURE_LSB		0xFB
#define BMP280_TEMPERATURE_MSB		0xFA
#define BMP280_PRESSURE_XLSB		0xF9
#define BMP280_PRESSURE_LSB		0xF8
#define BMP280_PRESSURE_MSB		0xF7

// config register and settings
#define BMP280_CONFIG			0xF5
// time sample delay settings
#define BMP280_TSB_0			(0x00)
#define BMP280_TSB_63			(0x01<<5)
#define BMP280_TSB_125			(0x02<<5)
#define BMP280_TSB_250			(0x03<<5)
#define BMP280_TSB_500			(0x04<<5)
#define BMP280_TSB_1000			(0x05<<5)
#define BMP280_TSB_2000			(0x06<<5)
#define BMP280_TSB_4000			(0x07<<5)
// IIR filter settings
#define BMP280_FILTER_OFF		(0x00<<2)
#define BMP280_FILTER_2			(0x01<<2)
#define BMP280_FILTER_4			(0x02<<2)
#define BMP280_FILTER_8			(0x03<<2)
#define BMP280_FILTER_16		(0x04<<2)
// SPI enable
#define BMP280_SPI3W_EN			0x01

// control measurement register and settings
#define BMP280_CTRL_MEAS		0xF4
// temperature oversample
#define BMP_TEMP_OVERSAMPLE_OFF		0x00
#define BMP_TEMP_OVERSAMPLE_1		(0x01<<5)
#define BMP_TEMP_OVERSAMPLE_2		(0x02<<5)
#define BMP_TEMP_OVERSAMPLE_4		(0x03<<5)
#define BMP_TEMP_OVERSAMPLE_8		(0x04<<5)
#define BMP_TEMP_OVERSAMPLE_16		(0x05<<5)
// pressure oversample
#define BMP_PRES_OVERSAMPLE_1		(0x01<<2)
#define BMP_PRES_OVERSAMPLE_2		(0x02<<2)
#define BMP_PRES_OVERSAMPLE_4		(0x03<<2)
#define BMP_PRES_OVERSAMPLE_8		(0x04<<2)
#define BMP_PRES_OVERSAMPLE_16		(0x05<<2)
// mode
#define BMP_MODE_SLEEP			0x00
#define BMP_MODE_FORCED			0x01
#define BMP_MODE_NORMAL			0x03

// status register
#define BMP280_STATUS_REG		(0xF3)
#define BMP280_MEAS_STATUS		(0x01<<3)
#define BMP280_IM_UPDATE_STATUS		(0x01)

// reset register, write reset_word to reset
#define BMP280_RESET_REG 		(0xE0)
#define BMP280_RESET_WORD		(0xB6)

// chip ID, should return 0x58
#define BMP280_CHIP_ID_REG		(0xD0)
#define BMP280_CHIP_ID			(0x58)

// calibration constant registers
#define BMP280_DIG_T1			0x88
#define BMP280_DIG_T2			0x8A
#define BMP280_DIG_T3			0x8C
#define BMP280_DIG_P1			0x8E
#define BMP280_DIG_P2			0x90
#define BMP280_DIG_P3			0x92
#define BMP280_DIG_P4			0x94
#define BMP280_DIG_P5			0x96
#define BMP280_DIG_P6			0x98
#define BMP280_DIG_P7			0x9A
#define BMP280_DIG_P8			0x9C
#define BMP280_DIG_P9			0x9E
#define BMP280_CAL26			0xE1	// R calibration stored in 0xE1-0xF0




#endif //RC_BMP280_DEFS_H