KX134-1211

Data Structures
struct	KX134_1211_t

Functions
KX134_1211_t	KX134_1211_init (KX134_1211_t *, SPI_t *, GPIOpin_t, const uint8_t, const uint8_t *, const int8_t *)
	Initialiser for a KX134-1211 accelerometer.
void	KX134_1211_update (KX134_1211_t *)
	Updates internally stored acceleration readings.
void	KX134_1211_readAccel (KX134_1211_t *, float *)
	Read 3-axis floating point accelerations.
void	KX134_1211_readRawBytes (KX134_1211_t *, uint8_t *)
	Read raw 3-axis data.
void	KX134_1211_processRawBytes (KX134_1211_t *, uint8_t *, float *)
	Process raw 3-axis data to floating point accelerations.

Detailed Description

Function Documentation

KX134_1211_init()

KX134_1211_t KX134_1211_init	(	KX134_1211_t *	accel,
		SPI_t *	spi,
		GPIOpin_t	cs,
		uint8_t	scale,
		const uint8_t *	axes,
		const int8_t *	sign )

Initialiser for a KX134-1211 accelerometer.

Parameters

*accel	Pointer to KX134-1211 struct to be initialised.
*spi	Pointer to SPI peripheral struct.
cs	Device chip select GPIO.
scale	Selected scale for read accelerations.
*axes	Array defining sensor mounting axes.

Returns

NULL.

---

Definition at line 27 of file kx134_1211.c.

KX134_1211_update()

void KX134_1211_update

(

KX134_1211_t *

accel

)

Updates internally stored acceleration readings.

Parameters

*accel

Pointer to accel struct.

Returns

NULL.

---

Definition at line 100 of file kx134_1211.c.

KX134_1211_readAccel()

void KX134_1211_readAccel	(	KX134_1211_t *	accel,
		float *	out )

Read 3-axis floating point accelerations.

Parameters

*accel	Pointer to accel struct.
*out	Floating point acceleration array.

Returns

NULL.

---

Definition at line 87 of file kx134_1211.c.

KX134_1211_readRawBytes()

void KX134_1211_readRawBytes	(	KX134_1211_t *	accel,
		uint8_t *	out )

Read raw 3-axis data.

Parameters

*accel	Pointer to accel struct.
*out	Raw 3-axis data array to write.

Returns

NULL.

---

Definition at line 130 of file kx134_1211.c.

KX134_1211_processRawBytes()

void KX134_1211_processRawBytes	(	KX134_1211_t *	accel,
		uint8_t *	bytes,
		float *	out )

Process raw 3-axis data to floating point accelerations.

Parameters

*accel	Pointer to accel struct.
*bytes	Raw 3-axis data array.
*out	Processed 3-axis data array to write.

Returns

NULL.

---

Definition at line 115 of file kx134_1211.c.