24c64.h

这是运用c51单片机测试电压电流的完整工程项目文件

/*24C64子程序 */
#ifndef 	Rom24C64_H
#define		Rom24C64_H
#include	"mdefine.h"
#include	"IIC_Soft.h"

void AT24C64_W(void *mcu_address,uint AT24C64_address,uint count)
{

	 while(count--)
	 {
		  IIC_Start();
		  IIC_WriteByte( 0xa0 );
		  IIC_WriteByte(  AT24C64_address/256 );
		  IIC_WriteByte( AT24C64_address %256 );
		  IIC_WriteByte( *(uchar*)mcu_address );
		  IIC_Stop();
		  delay1ms(20);       /* waiting for write cycle to be completed */
		  ((uchar*)mcu_address)++;
		  AT24C64_address++;
	 }
}
void AT24C64_R(void *mcu_address,uint AT24C64_address,uint count)
{

	 while(count--)
	 {
		  IIC_Start();
		  IIC_WriteByte( 0xa0 );
		  IIC_WriteByte( AT24C64_address/256 );
		  IIC_WriteByte( AT24C64_address % 256 );
		  IIC_Start();
		  IIC_WriteByte( 0xa1 );
		  *(uchar*)mcu_address = IIC_ReadByte();
		  IIC_WriteAck(1);
		  IIC_Stop();
		  ((uchar*)mcu_address)++;
		  AT24C64_address++;
	 }
}

#endif