BI2c Class Reference

#include <BI2c.h>

Public Member Functions
	BI2c (Bool useDma=0)
BError	init (BUInt bus, Pin pinClk, Pin pinData, BUInt speed=100000)
BError	init (BUInt b, BUInt speed=100000)
	Old style init. More...
BError	writeReg8 (BUInt8 dev, BUInt8 address, BUInt8 data)
BError	readReg8 (BUInt8 dev, BUInt8 address, BUInt8 &data)
BError	writeAddress8 (BUInt8 dev, BUInt8 address, void *data, BUInt len)
BError	readAddress8 (BUInt8 dev, BUInt8 address, void *data, BUInt len)
BError	writeAddress16 (BUInt8 dev, BUInt16 address, void *data, BUInt len)
BError	readAddress16 (BUInt8 dev, BUInt16 address, void *data, BUInt len)
BError	write (BUInt8 dev, void *address, BUInt addressLen, void *data, BUInt len)
BError	read (BUInt8 dev, void *address, BUInt addressLen, void *data, BUInt len)
void	interrupt ()
BError	waitFor (BUInt32 status)
void	printStatus ()

Protected Member Functions
BUInt32	getStatus ()
Bool	hasStatus (BUInt32 status)

Protected Attributes
BMutex	olock
Bool	ouseDma
I2C_TypeDef *	oi2c
BUInt	otimeout
BSemaphore	oint
	Interrupt. More...
BUInt	ostatus
BDma	odmaTx
BDma	odmaRx

Constructor & Destructor Documentation

BI2c()

BI2c::BI2c

(

Bool

useDma = 0

)

Member Function Documentation

getStatus()

BUInt32 BI2c::getStatus ( )

protected

hasStatus()

Bool BI2c::hasStatus ( BUInt32  status )

protected

init() [1/2]

BError BI2c::init	(	BUInt	bus,
		Pin	pinClk,
		Pin	pinData,
		BUInt	speed = 100000
	)

init() [2/2]

BError BI2c::init	(	BUInt	b,
		BUInt	speed = 100000
	)

Old style init.

interrupt()

void BI2c::interrupt

(

)

printStatus()

void BI2c::printStatus

(

)

read()

BError BI2c::read	(	BUInt8	dev,
		void *	address,
		BUInt	addressLen,
		void *	data,
		BUInt	len
	)

< While the bus is busy

readAddress16()

BError BI2c::readAddress16	(	BUInt8	dev,
		BUInt16	address,
		void *	data,
		BUInt	len
	)

readAddress8()

BError BI2c::readAddress8	(	BUInt8	dev,
		BUInt8	address,
		void *	data,
		BUInt	len
	)

readReg8()

BError BI2c::readReg8	(	BUInt8	dev,
		BUInt8	address,
		BUInt8 &	data
	)

waitFor()

BError BI2c::waitFor

(

BUInt32

status

)

write()

BError BI2c::write	(	BUInt8	dev,
		void *	address,
		BUInt	addressLen,
		void *	data,
		BUInt	len
	)

writeAddress16()

BError BI2c::writeAddress16	(	BUInt8	dev,
		BUInt16	address,
		void *	data,
		BUInt	len
	)

writeAddress8()

BError BI2c::writeAddress8	(	BUInt8	dev,
		BUInt8	address,
		void *	data,
		BUInt	len
	)

writeReg8()

BError BI2c::writeReg8	(	BUInt8	dev,
		BUInt8	address,
		BUInt8	data
	)

Member Data Documentation

odmaRx

BDma BI2c::odmaRx

protected

odmaTx

BDma BI2c::odmaTx

protected

oi2c

I2C_TypeDef* BI2c::oi2c

protected

oint

BSemaphore BI2c::oint

protected

Interrupt.

olock

BMutex BI2c::olock

protected

ostatus

BUInt BI2c::ostatus

protected

otimeout

BUInt BI2c::otimeout

protected

ouseDma

Bool BI2c::ouseDma

protected

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

• BI2c.h
• BI2c.cpp