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/**********************RC522實驗開發(fā)板例程************************
* CPU:STC89C52RC
* 晶振:11.0592MHZ
******************************************************************/
//實驗?zāi)康模?br />
/*-----------------------------------------------
名稱：MF RC522
內(nèi)容：通過標(biāo)準(zhǔn)程序靜態(tài)顯示字符
引腳定義如下：
sbit MF522_NSS = P1^7; //SDA
sbit MF522_SCK = P1^6;
sbit MF522_SI = P1^5;
sbit MF522_SO = P1^4;
sbit MF522_RST = P1^3;
//蜂鳴器OR指示燈
sbit LED_GREEN = P2^3;
------------------------------------------------*/
#include "lpcreg.h"
#include "main.h"
#include "mfrc522.h"
#include <STDIO.H>
#include <string.h>
unsigned char code data1[16] = {0x01,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff};
unsigned char code data4[16] = {0x01,0x02,0x03,0x04,0x05,0x06,0xff,0x07,0x80,0x69,0xff,0xff,0xff,0xff,0xff,0xff};
unsigned char code data2[4] = {0,0,0,0x01};
unsigned char code DefaultKey[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
unsigned char code DefaultKey2[6] = {0x01, 0x02, 0x03, 0x04, 0x05, 0x06};
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;
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(nèi)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, 04, DefaultKey, g_ucTempbuf);//驗證卡片密碼
if (status != MI_OK)
{ continue; }
status = PcdWrite(04, data1);//寫塊
status = PcdWrite(07, data4);//寫密碼塊
status = PcdAuthState(PICC_AUTHENT1A, 08, DefaultKey, g_ucTempbuf);//驗證卡片密碼
status = PcdWrite(10, data1);//寫塊
status = PcdWrite(11, data4);//寫密碼塊
/////以上是寫空白卡的操作，下面是改寫卡的操作，空白卡扇區(qū)密碼是DefaultKey為FFFFFFFFFFFF可以順利寫入 ，但已經(jīng)更改密碼的卡程序不往下運行了，請大神幫忙改一下.讓它既可以寫空白卡也可以對寫過的卡進(jìn)行寫卡。///
status = PcdAuthState(PICC_AUTHENT1A, 04, DefaultKey2, g_ucTempbuf);//驗證卡片密碼
if (status != MI_OK)
{ continue; }
status = PcdWrite(04, data1);//寫塊
status = PcdAuthState(PICC_AUTHENT1A, 10, DefaultKey2, g_ucTempbuf);//驗證卡片密碼
status = PcdWrite(10, data1);//寫塊
if (status != MI_OK)
{ continue; }
LED_GREEN = 0;
delay1(1000);
LED_GREEN = 1;
delay1(1000);
/* // {}
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;
delay1(100);
LED_GREEN = 1;
delay1(100);
LED_GREEN = 0;
delay1(200);
LED_GREEN = 1;
PcdHalt();
} */
}
}
/////////////////////////////////////////////////////////////////////
//系統(tǒng)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(shè)T0為方式1，GATE=1；
SCON=0x50;
TH1=0xFa; //波特率為4800bps
TL1=0xFa;
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;
}
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