lpc17_i2c.h File Reference

I2C driver for LPC17xx. More...

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Macros
#define	i2cMAX_MSG_LENGTH   32
	Max message length (in bits) used in I2C.
#define	xI2CMasterWrite(id, addr, tx_buff, tx_len)   Chip_I2C_MasterSend(id, addr, tx_buff, tx_len)
#define	xI2CMasterRead(id, addr, rx_buff, rx_len)   Chip_I2C_MasterRead(id, addr, rx_buff, rx_len)

Functions
uint8_t	xI2CSlaveReceive (I2C_ID_T id, uint8_t *rx_buff, uint8_t buff_len, uint32_t timeout)
void	vI2CSlaveSetup (I2C_ID_T id, uint8_t slave_addr)
void	vI2CConfig (I2C_ID_T id, uint32_t speed)
int	xI2CMasterWriteRead (I2C_ID_T id, uint8_t addr, const uint8_t *tx_buff, int tx_len, uint8_t *rx_buff, int rx_len)

Detailed Description

I2C driver for LPC17xx.

Author

Henrique Silva henri.nosp@m.que..nosp@m.silva.nosp@m.@lnl.nosp@m.s.br, LNLS

Date

March 2016

Macro Definition Documentation

i2cMAX_MSG_LENGTH

#define i2cMAX_MSG_LENGTH   32

Max message length (in bits) used in I2C.

xI2CMasterRead

#define xI2CMasterRead	(		id,
			addr,
			rx_buff,
			rx_len )   Chip_I2C_MasterRead(id, addr, rx_buff, rx_len)

xI2CMasterWrite

#define xI2CMasterWrite	(		id,
			addr,
			tx_buff,
			tx_len )   Chip_I2C_MasterSend(id, addr, tx_buff, tx_len)

Function Documentation

vI2CConfig()

void vI2CConfig	(	I2C_ID_T	id,
		uint32_t	speed )

vI2CSlaveSetup()

void vI2CSlaveSetup	(	I2C_ID_T	id,
		uint8_t	slave_addr )

xI2CMasterWriteRead()

int xI2CMasterWriteRead	(	I2C_ID_T	id,
		uint8_t	addr,
		const uint8_t *	tx_buff,
		int	tx_len,
		uint8_t *	rx_buff,
		int	rx_len )

xI2CSlaveReceive()

uint8_t xI2CSlaveReceive	(	I2C_ID_T	id,
		uint8_t *	rx_buff,
		uint8_t	buff_len,
		uint32_t	timeout )