/**********************RC522实验开发板例程************************

*  CPU:STC89C52RC

*  晶振:11.0592MHZ

------------------------------------------------*/

#include

#include

#include

#include "main.h"

#include "mfrc522.h"

unsigned char code data1[16] = {0x12,0x34,0x56,0x78,0xED,0xCB,0xA9,0x87,0x12,0x34,0x56,0x78,0x01,0xFE,0x01,0xFE};

//M1卡的某一块写为如下格式，则该块为钱包，可接收扣款和充值命令

//4字节金额(低字节在前)＋4字节金额取反＋4字节金额＋1字节块地址＋1字节块地址取反＋1字节块地址＋1字节块地址取反

unsigned char code data2[4]  = {0,0,0,0x01};

unsigned char code DefaultKey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};

unsigned char g_ucTempbuf[20];

void delay1(unsigned int z)

{

unsigned int x,y;

for(x=z;x>0;x--)

for(y=110;y>0;y--);

}

void main( )

{

unsigned char status,i,j;

unsigned int temp;

InitializeSystem( );

PcdReset();

PcdAntennaOff();

PcdAntennaOn();

while ( 1 )

{

status = PcdRequest(PICC_REQALL, g_ucTempbuf);//寻卡

if (status != MI_OK)

{

InitializeSystem( );

PcdReset();

PcdAntennaOff();

PcdAntennaOn();

continue;

}

printf("卡的类型:");

for(i=0;i<2;i++)

{

temp=g_ucTempbuf[i];

printf("%X",temp);

}

status = PcdAnticoll(g_ucTempbuf);//防冲撞

if (status != MI_OK)

{    continue;    }

以下为超级终端打印出的内容

printf("卡序列号：");        //超级终端显示,

for(i=0;i<4;i++)

{

temp=g_ucTempbuf[i];

printf("%X",temp);

}

///

status = PcdSelect(g_ucTempbuf);//选定卡片

if (status != MI_OK)

{    continue;    }

status = PcdAuthState(PICC_AUTHENT1A, 1, DefaultKey, g_ucTempbuf);//验证卡片密码

if (status != MI_OK)

{    continue;    }

status = PcdWrite(1, data1);//写块

if (status != MI_OK)

{    continue;    }

while(1)

{

status = PcdRequest(PICC_REQALL, g_ucTempbuf);//寻卡

if (status != MI_OK)

{

InitializeSystem( );

PcdReset();

PcdAntennaOff();

PcdAntennaOn();

continue;

}

status = PcdAnticoll(g_ucTempbuf);//防冲撞

if (status != MI_OK)

{    continue;    }

status = PcdSelect(g_ucTempbuf);//选定卡片

if (status != MI_OK)

{    continue;    }

status = PcdAuthState(PICC_AUTHENT1A, 1, DefaultKey, g_ucTempbuf);//验证卡片密码

if (status != MI_OK)

{    continue;    }

status = PcdValue(PICC_DECREMENT,1,data2);//扣款

if (status != MI_OK)

{    continue;    }

status = PcdBakValue(1, 2);//块备份

if (status != MI_OK)

{    continue;    }

status = PcdRead(2, g_ucTempbuf);//读块

if (status != MI_OK)

{    continue;    }

printf("卡读块：");        //超级终端显示,

for(i=0;i<16;i++)

{

temp=g_ucTempbuf[i];

printf("%X",temp);

}

printf("\n");

LED_GREEN = 0;

for(i=0;i<250;i++)//先输出一种频率的声音

{

for(j=0;j<80;j++);

Speaker=~Speaker;

}

delay1(100);

LED_GREEN = 1;

delay1(100);

LED_GREEN = 0;

delay1(200);

LED_GREEN = 1;

PcdHalt();

}

}

}

/

//系统初始化

/

void InitializeSystem()

{

/*        P0M1 = 0x0; P0M2 = 0x0;

P1M1 = 0x0;        P1M2 = 0x0;

P3M1 = 0x0; P3M2 = 0xFF;

*/        P0 = 0xFF; P1 = 0xFF; P3 = 0xFF;P2 = 0xFF;

TMOD=0x21;                   //设T0为方式1，GATE=1；

SCON=0x50;

TH1=0xF3;

……………………

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