lpc17_i2c.c File Reference

I2C driver for LPC17xx. More...

#include "port.h"
#include "string.h"

Include dependency graph for lpc17_i2c.c:

Macros
#define	SLAVE_MASK   0xFF

Functions
void	I2C0_IRQHandler (void)
	I2C0 Interrupt handler.
void	I2C1_IRQHandler (void)
void	I2C2_IRQHandler (void)
void	vI2CConfig (I2C_ID_T id, uint32_t speed)
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)
int	xI2CMasterWriteRead (I2C_ID_T id, uint8_t addr, const uint8_t *tx_buff, int tx_len, uint8_t *rx_buff, int rx_len)

Variables
I2C_XFER_T	slave_cfg
I2C_XFER_T	slave_dummy
uint8_t	recv_msg [i2cMAX_MSG_LENGTH]
uint8_t	recv_msg_dummy [i2cMAX_MSG_LENGTH]
uint8_t	recv_bytes

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

SLAVE_MASK

#define SLAVE_MASK   0xFF

Function Documentation

I2C0_IRQHandler()

void I2C0_IRQHandler

(

void

)

I2C0 Interrupt handler.

Returns

None

I2C1_IRQHandler()

void I2C1_IRQHandler

(

void

)

I2C2_IRQHandler()

void I2C2_IRQHandler

(

void

)

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 )

Variable Documentation

recv_bytes

uint8_t recv_bytes

recv_msg

uint8_t recv_msg[i2cMAX_MSG_LENGTH]

recv_msg_dummy

uint8_t recv_msg_dummy[i2cMAX_MSG_LENGTH]

slave_cfg

I2C_XFER_T slave_cfg

slave_dummy

I2C_XFER_T slave_dummy