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/**********************RC522实验开发板例程************************
* CPU:STC89C52RC
* 晶振:11.0592MHZ
------------------------------------------------*/
#include <reg52.h>
#include <STDIO.H>
#include <string.h>
#include "main.h"
#include "mfrc522.h"
#include<intrins.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 send(char A)//串口发送程序
{
SBUF = A;
while(!TI) //如果发送完毕，硬件会置位TI
{
_nop_();
}
TI = 0; //TI清零
}
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<1;i++)
{
temp=g_ucTempbuf[i];
if(temp==0xE0)
{
temp=1;
send(1);
}
if(temp==0xB3)
{
temp=2;
send(2);
}
if(temp==0x80)
{
temp=3;
send(3);
}
if(temp==0xC1)
{
temp=4;
send(4);
}
if(temp==0xA2)
{
temp=5;
send(5);
}
if(temp==0x24)
{
temp=6;
send(6);
}
if(temp==0x90)
{
temp=7;
send(7);
}
if(temp==0x31)
{
temp=8;
send(8);
}
if(temp==0x63)
{
temp=9;
send(9);
}
}
///////////////////////////////////////////////////////////
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; }
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=0xF4; //波特率为2400bps
TL1=0xF4;
TH0=0;
TL0=0;
TR0=1;
ET0=1; //允许T0中断
TR1=1; //开启定时器
TI=1;
EA=1; //开启总中断
ES = 1;
RI = 1;
}
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