MFRC522 51單片機測試程序

ID:160871 · 發表于 2017-1-12 16:30

完整的源碼和教程下載：

MFRC522測試程序.rar (349.68 KB, 下載次數: 64)

主程序預覽：

/**********************RC522實驗開發板例程************************
* CPU:STC89C52RC
* 晶振:11.0592MHZ
------------------------------------------------*/
#include <reg52.h>
#include <STDIO.H>
#include <string.h>
#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卡的某一塊寫為如下格式，則該塊為錢包，可接收扣款和充值命令
//4字節金額（低字節在前）＋4字節金額取反＋4字節金額＋1字節塊地址＋1字節塊地址取反＋1字節塊地址＋1字節塊地址取反
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);//尋卡
if (status != MI_OK)
{
InitializeSystem( );
PcdReset();
PcdAntennaOff();
PcdAntennaOn();
continue;
}
printf("卡的類型:");
for(i=0;i<2;i++)
{
temp=g_ucTempbuf[i];
printf("%X",temp);
}
status = PcdAnticoll(g_ucTempbuf);//防沖撞
if (status != MI_OK)
{ continue; }
////////以下為超級終端打印出的內容////////////////////////
printf("卡序列號："); //超級終端顯示,
for(i=0;i<4;i++)
{
temp=g_ucTempbuf[i];
printf("%X",temp);
}
///////////////////////////////////////////////////////////
status = PcdSelect(g_ucTempbuf);//選定卡片
if (status != MI_OK)
{ continue; }
status = PcdAuthState(PICC_AUTHENT1A, 1, DefaultKey, g_ucTempbuf);//驗證卡片密碼
if (status != MI_OK)
{ continue; }
status = PcdWrite(1, data1);//寫塊
if (status != MI_OK)
{ continue; }
while(1)
{
status = PcdRequest(PICC_REQALL, g_ucTempbuf);//尋卡
if (status != MI_OK)
{
InitializeSystem( );
PcdReset();
PcdAntennaOff();
PcdAntennaOn();
continue;
}
status = PcdAnticoll(g_ucTempbuf);//防沖撞
if (status != MI_OK)
{ continue; }
status = PcdSelect(g_ucTempbuf);//選定卡片
if (status != MI_OK)
{ continue; }
status = PcdAuthState(PICC_AUTHENT1A, 1, DefaultKey, g_ucTempbuf);//驗證卡片密碼
if (status != MI_OK)
{ continue; }
status = PcdValue(PICC_DECREMENT,1,data2);//扣款
if (status != MI_OK)
{ continue; }
status = PcdBakValue(1, 2);//塊備份
if (status != MI_OK)
{ continue; }
status = PcdRead(2, g_ucTempbuf);//讀塊
if (status != MI_OK)
{ continue; }
printf("卡讀塊："); //超級終端顯示,
for(i=0;i<16;i++)
{
temp=g_ucTempbuf[i];
printf("%X",temp);
}
printf("\n");
LED_GREEN = 0;
for(i=0;i<250;i++)//先輸出一種頻率的聲音
{
for(j=0;j<80;j++);
Speaker=~Speaker;
}
delay1(100);
LED_GREEN = 1;
delay1(100);
LED_GREEN = 0;
delay1(200);
LED_GREEN = 1;
PcdHalt();
}
}
}
/////////////////////////////////////////////////////////////////////
//系統初始化
/////////////////////////////////////////////////////////////////////
void InitializeSystem()
{
/* P0M1 = 0x0; P0M2 = 0x0;
P1M1 = 0x0; P1M2 = 0x0;
P3M1 = 0x0; P3M2 = 0xFF;
*/ P0 = 0xFF; P1 = 0xFF; P3 = 0xFF;P2 = 0xFF;
TMOD=0x21; //設T0為方式1，GATE=1；
SCON=0x50;
TH1=0xF4; //波特率為2400bps
TL1=0xF4;
TH0=0;
TL0=0;
TR0=1;
ET0=1; //允許T0中斷
TR1=1; //開啟定時器
TI=1;
EA=1; //開啟總中斷
ES = 1;
RI = 1;
}