BSpi Class Reference

#include <BSpi.h>

Public Types
enum	Mode { Mode0 = 0, Mode1 = 1, Mode2 = 2, Mode3 = 3 }

Public Member Functions
	BSpi (Bool useDma=0)
BError	init (BUInt8 bus, BUInt speed=1000000)
	Initialise the SPI bus. More...
BError	init (BUInt8 bus, Pin pinClk, Pin pinMosi, Pin pinMiso, BUInt speed=1000000)
	Initialise the SPI bus. More...
BError	initDev (BUInt8 dev, Pin pinCs, Mode mode, Bool csActive=0)
	Initialise an SPI device with appropriate CS. dev 0 - 7, mode 0 - 3. More...
BError	transact (BUInt8 dev, const void *txBuf, int txLen, int pad, void *rxBuf, int rxLen)
BError	transactFull (BUInt8 dev, const void *txBuf, int txLen, int rxIgnore, void *rxBuf, int rxLen)
BError	transactTxRx (BUInt8 dev, const void *txBuf, void *rxBuf, int len)
void	setMode (Mode mode)
	Sets the SPI mode to 0,1,2,3. More...
BUInt8	sendRecv (BUInt8 txData, BUInt8 &rxData)

Protected Attributes
int	ouseDma
int	obus
Pin	opinCs [4]
Mode	omodes [4]
Bool	ocsActives [4]
SPI_TypeDef *	ospi
BDma	odmaTx
BDma	odmaRx

Member Enumeration Documentation

Mode

enum BSpi::Mode

Enumerator
Mode0
Mode1
Mode2
Mode3

Constructor & Destructor Documentation

BSpi()

BSpi::BSpi

(

Bool

useDma = 0

)

Member Function Documentation

init() [1/2]

BError BSpi::init	(	BUInt8	bus,
		BUInt	speed = 1000000
	)

Initialise the SPI bus.

init() [2/2]

BError BSpi::init	(	BUInt8	bus,
		Pin	pinClk,
		Pin	pinMosi,
		Pin	pinMiso,
		BUInt	speed = 1000000
	)

Initialise the SPI bus.

initDev()

BError BSpi::initDev	(	BUInt8	dev,
		Pin	pinCs,
		Mode	mode,
		Bool	csActive = 0
	)

Initialise an SPI device with appropriate CS. dev 0 - 7, mode 0 - 3.

sendRecv()

BUInt8 BSpi::sendRecv	(	BUInt8	txData,
		BUInt8 &	rxData
	)

setMode()

void BSpi::setMode

(

Mode

mode

)

Sets the SPI mode to 0,1,2,3.

transact()

BError BSpi::transact	(	BUInt8	dev,
		const void *	txBuf,
		int	txLen,
		int	pad,
		void *	rxBuf,
		int	rxLen
	)

transactFull()

BError BSpi::transactFull	(	BUInt8	dev,
		const void *	txBuf,
		int	txLen,
		int	rxIgnore,
		void *	rxBuf,
		int	rxLen
	)

transactTxRx()

BError BSpi::transactTxRx	(	BUInt8	dev,
		const void *	txBuf,
		void *	rxBuf,
		int	len
	)

Member Data Documentation

obus

int BSpi::obus

protected

ocsActives

Bool BSpi::ocsActives[4]

protected

odmaRx

BDma BSpi::odmaRx

protected

odmaTx

BDma BSpi::odmaTx

protected

omodes

Mode BSpi::omodes[4]

protected

opinCs

Pin BSpi::opinCs[4]

protected

ospi

SPI_TypeDef* BSpi::ospi

protected

ouseDma

int BSpi::ouseDma

protected

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The documentation for this class was generated from the following files:

• BSpi.h
• BSpi.cpp