pressure22.h File Reference

This file contains API for Pressure 22 Click Driver. More...

#include "drv_digital_out.h"
#include "drv_digital_in.h"
#include "drv_i2c_master.h"

Go to the source code of this file.

Data Structures
struct	pressure22_t
	Pressure 22 Click context object. More...
struct	pressure22_cfg_t
	Pressure 22 Click configuration object. More...

Macros
#define	PRESSURE22_CMD_ADC_READ   0x00
	Pressure 22 description command.
#define	PRESSURE22_CMD_RESET   0x1E
#define	PRESSURE22_CMD_PROM_VERSION   0xA0
#define	PRESSURE22_CMD_PROM_READ_C1   0xA2
#define	PRESSURE22_CMD_PROM_READ_C2   0xA4
#define	PRESSURE22_CMD_PROM_READ_C3   0xA6
#define	PRESSURE22_CMD_PROM_READ_C4   0xA8
#define	PRESSURE22_CMD_PROM_READ_C5   0xAA
#define	PRESSURE22_CMD_PROM_READ_C6   0xAC
#define	PRESSURE22_CMD_PROM_END   0xAE
#define	PRESSURE22_CRC4_BIT_MASK   0x000Fu
	Pressure 22 bit mask.
#define	PRESSURE22_VER_DEF_BIT_MASK   0x007Fu
#define	PRESSURE22_FCT_DEF_BIT_MASK   0x001Fu
#define	PRESSURE22_TEMPERATURE_20_C   40.0f
	Pressure 22 calculation coefficients.
#define	PRESSURE22_TEMPERATURE_10_C   10.0f
#define	PRESSURE22_TEMP_TYPICAL   2000.0f
#define	PRESSURE22_TEMP_DIV   100.0f
#define	PRESSURE22_OFF_ACT_TEMP_MULTP   131072.0f
#define	PRESSURE22_OFF_ACT_TEMP_DIV   64.0f
#define	PRESSURE22_SENS_ACT_TEMP_MULTP   65536.0f
#define	PRESSURE22_SENS_ACT_TEMP_DIV   128.0f
#define	PRESSURE22_TEMP_COMP_PRESS_DIV   2097152.0f
#define	PRESSURE22_COMP_PRESS_DIV   32768.0f
#define	PRESSURE22_PRESS_CONVERT_PA_MBAR   100.0f
#define	PRESSURE22_SEC_COMP_TI_DIV   34359738368.0f
#define	PRESSURE22_SEC_COMP_TI_1_MULTP   14.0f
#define	PRESSURE22_SEC_COMP_OFFI_1_MULTP   35.0f
#define	PRESSURE22_SEC_COMP_SENS_MULTP   63.0f
#define	PRESSURE22_SEC_COMP_OFFI_1_DIV   8.0f
#define	PRESSURE22_SEC_COMP_TI_2_MULTP   12.0f
#define	PRESSURE22_SEC_COMP_OFFI_2_MULTP   30.0f
#define	PRESSURE22_SEC_COMP_OFFI_2_DIV   256.0f
#define	PRESSURE22_SEC_COMP_SENSI_DIV   32.0f
#define	PRESSURE22_DEVICE_ADDRESS   0x76
	Pressure 22 device address setting.
#define	PRESSURE22_MAP_MIKROBUS(cfg, mikrobus)
	MikroBUS pin mapping.

Enumerations
enum	pressure22_press_conv_t {   PRESSURE22_CMD_PRESS_OSR_256 = 0x40 , PRESSURE22_CMD_PRESS_OSR_512 = 0x42 , PRESSURE22_CMD_PRESS_OSR_1024 = 0x44 , PRESSURE22_CMD_PRESS_OSR_2048 = 0x46 ,   PRESSURE22_CMD_PRESS_OSR_4096 = 0x48 , PRESSURE22_CMD_PRESS_OSR_8192 = 0x4A }
	Pressure 22 Click pressure conversion value data. More...
enum	pressure22_temp_conv_t {   PRESSURE22_CMD_TEMP_OSR_256 = 0x50 , PRESSURE22_CMD_TEMP_OSR_512 = 0x52 , PRESSURE22_CMD_TEMP_OSR_1024 = 0x54 , PRESSURE22_CMD_TEMP_OSR_2048 = 0x56 ,   PRESSURE22_CMD_TEMP_OSR_4096 = 0x58 , PRESSURE22_CMD_TEMP_OSR_8192 = 0x5A }
	Pressure 22 Click temperature conversion value data. More...
enum	pressure22_return_value_t { PRESSURE22_OK = 0 , PRESSURE22_ERROR = -1 }
	Pressure 22 Click return value data. More...

Functions
void	pressure22_cfg_setup (pressure22_cfg_t *cfg)
	Pressure 22 configuration object setup function.
err_t	pressure22_init (pressure22_t *ctx, pressure22_cfg_t *cfg)
	Pressure 22 initialization function.
err_t	pressure22_default_cfg (pressure22_t *ctx)
	Pressure 22 default configuration function.
err_t	pressure22_generic_write (pressure22_t *ctx, uint8_t cmd, uint8_t *data_in, uint8_t len)
	Pressure 22 I2C writing function.
err_t	pressure22_generic_read (pressure22_t *ctx, uint8_t cmd, uint8_t *data_out, uint8_t len)
	Pressure 22 I2C reading function.
err_t	pressure22_set_command (pressure22_t *ctx, uint8_t cmd)
	Pressure 22 set the command function.
err_t	pressure22_sw_reset (pressure22_t *ctx)
	Pressure 22 sw reset function.
err_t	pressure22_get_adc_data (pressure22_t *ctx, uint32_t *adc)
	Pressure 22 gets the ADC data function.
err_t	pressure22_get_prom_data (pressure22_t *ctx, uint8_t cmd_prom, uint16_t *prom)
	Pressure 22 gets the PROM data function.
err_t	pressure22_get_calibration_data (pressure22_t *ctx)
	Pressure 22 gets the calibration data function.
err_t	pressure22_check_data_validity (pressure22_t *ctx)
	Pressure 22 checks data validity function.
void	pressure22_set_conversion (pressure22_t *ctx, pressure22_press_conv_t press_conv, pressure22_temp_conv_t temp_conv)
	Pressure 22 set conversion function.
err_t	pressure22_get_measurement_data (pressure22_t *ctx, float *temperature, float *pressure)
	Pressure 22 get the measurement data function.

Detailed Description

This file contains API for Pressure 22 Click Driver.

Enumeration Type Documentation

pressure22_press_conv_t

enum pressure22_press_conv_t

Pressure 22 Click pressure conversion value data.

Predefined enum values for pressure conversion values.

Enumerator
PRESSURE22_CMD_PRESS_OSR_256
PRESSURE22_CMD_PRESS_OSR_512
PRESSURE22_CMD_PRESS_OSR_1024
PRESSURE22_CMD_PRESS_OSR_2048
PRESSURE22_CMD_PRESS_OSR_4096
PRESSURE22_CMD_PRESS_OSR_8192

pressure22_return_value_t

enum pressure22_return_value_t

Pressure 22 Click return value data.

Predefined enum values for driver return values.

Enumerator
PRESSURE22_OK
PRESSURE22_ERROR

pressure22_temp_conv_t

enum pressure22_temp_conv_t

Pressure 22 Click temperature conversion value data.

Predefined enum values for temperature conversion values.

Enumerator
PRESSURE22_CMD_TEMP_OSR_256
PRESSURE22_CMD_TEMP_OSR_512
PRESSURE22_CMD_TEMP_OSR_1024
PRESSURE22_CMD_TEMP_OSR_2048
PRESSURE22_CMD_TEMP_OSR_4096
PRESSURE22_CMD_TEMP_OSR_8192