read4442.c.txt

ic卡sle4442代码

文件头:
#include <stdio.h>

#include <intrins.h>

#include <reg51.h>

#include <Read4442.h>

main()

{

	init();

	if((IC_In == 1)&&(IC_Read_Flag == 1) == 1)

	{

		IC_VCCC = 1;

		IC_VCC_LED = ON;

		Delay10us();

		if(IC_Read_Flag == True)

		{

			ResetCard();				//

			ReadMainMem(0xEF,&Read_Buffer[0],16);

			BreakOperate();

			Delay10us();

			ResetCard();

			Read_Send();

			//Check_Send();

		}

		Delay10us();

		IC_VCCC = 0;

	}

}





void ReadMainMem(uchar addr,uchar idata *pt,uchar count)

{



    SendComm(RMM_COMM,addr,0xff);

    ReadMode(pt,count);

	//Delay5us();

    BreakOperate();

	//IC_Read_LED = ON;

	IC_Read_Flag = False;

}



void SendComm(uchar a,uchar b,uchar c)

{

    StartComm();          //开始发送命令

    WriteByte(a);          //a: 发命令字

    WriteByte(b);          //b: 发地址

    WriteByte(c);          //c: 发数据

    StopComm();           //结束发送命令

}



void StartComm(void)

{

    IC_CLK = 0;

    IC_IO  = 1;

    Delay5us();

    IC_CLK = 1;
文件尾:
();

    temp = ReadByte();

    temp = ReadByte();

    temp = ReadByte();  

    IC_CLK = 0;         

    Delay5us();        

    IC_IO  = 1;         

    _nop_();           

    IC_CLK = 0;         

    Delay5us();

    

}



void Delay10us(void)

{

    _nop_();

    _nop_();

    _nop_();

    _nop_();

    _nop_();

    _nop_();

}



void Delay5us(void)

{

    _nop_();

    _nop_();

    _nop_();

}





void init()

{

	//uchar i;

	TMOD=0x20;

	TL1=0xFd;

	TH1=0xFd;

	SCON=0x50;

	PCON=0x00;

	EA = 1;

	ES = 1;

	TR1=1;	

	IC_VCCC = 0;

	IC_In = 1;

	P1_7 = OFF;

	IC_Read_LED = OFF;

	IC_In_LED = OFF; 

	IC_VCC_LED = OFF;

	//for(i = 0;i<=15;i++)

	//{

	//	Read_Buffer[i] = 0xff;

	//}

	IC_Read_Flag = True;

}



void Read_Send()

{

	uchar i;

	for(i = 0;i <= 15; i++)

	{

		SBUF = Read_Buffer[i];		

		do{}

		while(TI == 0);	

		TI = 0;

	}

}

/*

void Check_Send()

{

	if(Read_Buffer[2] == 0xE2)

	{

		SBUF = 0xaa;

		do{}

		while(TI == 0);

		TI = 0;

	}

}

*/