BMP581

Data Structures
struct	BMP581_t

Functions
BMP581_t	BMP581_init (BMP581_t *, SPI_t *, GPIOpin_t, const float, const float)
	Initialiser for a BMP581 barometer.
void	BMP581_update (BMP581_t *)
	Updates the BMP581 barometer readings.
void	BMP581_readTemp (BMP581_t *, float *)
	Read the temperature from the BMP581 sensor.
void	BMP581_readPress (BMP581_t *, float *)
void	BMP581_readRawTemp (BMP581_t *, uint8_t *)
void	BMP581_readRawPress (BMP581_t *, uint8_t *)
void	BMP581_processRawTemp (BMP581_t *, uint8_t *, float *)
	Processes raw temperature data from BMP581 sensor.
void	BMP581_processRawPress (BMP581_t *, uint8_t *, float *)

Detailed Description

Function Documentation

BMP581_init()

BMP581_t BMP581_init	(	BMP581_t *	baro,
		SPI_t *	spi,
		GPIOpin_t	cs,
		float	tempSensitivity,
		float	pressSensitivity )

Initialiser for a BMP581 barometer.

Parameters

*baro	Pointer to BMP581 struct to be initialised.
*port	Pointer to GPIO port struct.
cs	Device chip select address.
tempSensitivity	Barometer temperature sensitivity.
pressSensitivity	Barometer pressure sensitivity.

Returns

NULL.

---

Definition at line 27 of file bmp581.c.

BMP581_update()

void BMP581_update

(

BMP581_t *

baro

)

Updates the BMP581 barometer readings.

Parameters

*baro

Pointer to BMP581 struct to be updated.

Returns

NULL.

---

Definition at line 81 of file bmp581.c.

BMP581_readTemp()

void BMP581_readTemp	(	BMP581_t *	baro,
		float *	out )

Read the temperature from the BMP581 sensor.

Parameters

*baro	Pointer to BMP581 struct.
*out	Pointer to float where the temperature will be stored.

Returns

NULL.

---

Definition at line 97 of file bmp581.c.

BMP581_readPress()

void BMP581_readPress	(	BMP581_t *	baro,
		float *	out )

Parameters

param

Returns

NULL.

---

Definition at line 138 of file bmp581.c.

BMP581_readRawTemp()

void BMP581_readRawTemp	(	BMP581_t *	baro,
		uint8_t *	out )

Parameters

param

Returns

NULL.

---

Definition at line 124 of file bmp581.c.

BMP581_readRawPress()

void BMP581_readRawPress	(	BMP581_t *	baro,
		uint8_t *	out )

Parameters

param

Returns

NULL.

---

Definition at line 164 of file bmp581.c.

BMP581_processRawTemp()

void BMP581_processRawTemp	(	BMP581_t *	baro,
		uint8_t *	bytes,
		float *	out )

Processes raw temperature data from BMP581 sensor.

Parameters

*baro	Pointer to BMP581 struct.
*bytes	Pointer to array containing raw temperature.
*out	Pointer to a float where processed temperature value will be stored.

Returns

NULL.

---

Definition at line 112 of file bmp581.c.

BMP581_processRawPress()

void BMP581_processRawPress	(	BMP581_t *	baro,
		uint8_t *	bytes,
		float *	out )

Parameters

param

Returns

NULL.

---

Definition at line 152 of file bmp581.c.