基于stm32的rc522门禁控制器源程序 -

/* 本程序使用的是RFID-RC522射频模块设计的一个门禁系统，当感应卡放到射频模块区域内会感应到
卡，如果卡序列号和程序设计一致就会认为是正确开锁，D2指示灯亮，LCD上显示开锁，5秒钟以后
自动关锁，D2指示灯灭。当卡错误时候不会显示，D2也不会亮。卡的序列号是唯一的。
管脚接线图：
RST---PF4
MISO---PF3
MOSI---PF2
SCK---PF1
NSS(SDA)--PF0
*/
#include "sys.h"
#include "delay.h"
#include "usart.h"
#include "led.h"
#include "lcd_driver.h"
#include "gui.h"
#include "tim.h"
#include "RC522.h"
unsigned char 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 data2[4] = {0,0,0,0x01};
unsigned char DefaultKey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
unsigned char g_ucTempbuf[20];
void lcd_display() //LCD初始化显示
{
TFT_ClearScreen(BLACK);
GUI_Show12ASCII(10,10,"PRECHIN",GREEN,BLACK);
GUI_Show12ASCII(10,30,"123456",GREEN,BLACK);
GUI_Show12ASCII(10,50,"RFID-RC522 Test",GREEN,BLACK);
GUI_Show12ASCII(10,70,"2015-12-05",GREEN,BLACK);
GUI_Show12ASCII(10,110,"Close Door...",RED,BLACK); //关门
}
int main(void)
{
unsigned char status,i;
unsigned int temp;
delay_init();
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
led_init();
TFT_Init();
lcd_display();
RC522_Init();
PcdReset();
PcdAntennaOff();
delay_ms(10);
PcdAntennaOn();
delay_ms(10);
tim3_init(1000,7199);
uart_init(9600); //波特率使用9600
printf("Start \r\n");
while ( 1 )
{
status = PcdRequest(PICC_REQALL, g_ucTempbuf);//寻卡
if (status != MI_OK)
{
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);
}
if(g_ucTempbuf[0]==0xd4&&g_ucTempbuf[1]==0xd5&&g_ucTempbuf[2]==0x34&&g_ucTempbuf[3]==0x00)
{
led1=0;
GUI_Show12ASCII(10,110,"Open Door... ",RED,BLACK); //开门
}
else
{
led1=1;
GUI_Show12ASCII(10,110," ",RED,BLACK);
}
///////////////////////////////////////////////////////////
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)
{
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");
PcdHalt();
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