i2cint.h

lpc2131的I2C通讯程序

/*
*********************************************************************************************************
** 文件名称 ： I2CINT.h
** 功能说明 ： LPC2000系列芯片硬件I2C软件包。
** 使用说明 ： 主程序要配置好I2C总线接口(I2C引脚功能和I2C中断，并已使能I2C主模式)
*********************************************************************************************************
*/

#ifndef  I2CINT_H
#define  I2CINT_H

#define	ONE_BYTE_SUBA	1
#define TWO_BYTE_SUBA	2
#define X_ADD_8_SUBA	3

extern unsigned char IRcvByte(unsigned char sla, unsigned char *dat);
extern unsigned char ISendByte(unsigned char sla, unsigned char dat);
extern unsigned char I2C_ReadNByte (unsigned char sla, unsigned long suba_type, unsigned long suba, unsigned char *s, unsigned long num);
extern unsigned char I2C_WriteNByte(unsigned char sla, unsigned char suba_type, unsigned long suba, unsigned char *s, unsigned long num);
extern void __irq IRQ_I2C(void);

#endif