020_smbus.h

基于C8051F020单片机的

#ifndef _020_SMBUS_H_
#define _020_SMBUS_H_

extern bit			 GBV_smbus_wr;					//读写控制位
extern unsigned char GCV_slave_addr;				//从机地址
extern unsigned char GCV_slave_subaddr_num;			//从机子地址数
extern unsigned  int GIV_slave_subaddr;				//从机子地址
extern unsigned char GCV_slave_data_num;			//从机数据长度
extern unsigned char xdata *GPV_slave_data_array;	//读写数据指针

void fram_wr_fun(bit 		   B_wr,			//读写控制位
			 	 unsigned int  subaddr, 		//读写从地址
			 	 unsigned char length_of_data, 	//数据长度
				 unsigned char *P_to_wr_array);	//读写指针

//读写WDT_RTC函数
void wdt_rtc_wr_fun(bit 		  B_wr,				//读写控制位
				 	unsigned int  subaddr, 			//读写从地址
			 		unsigned char length_of_data, 	//数据长度
				 	unsigned char *P_to_wr_array);	//读写指针

#endif//_020_SMBUS_H_