目前支持至多四张RFID卡存写，可进行二次开发
具体接线操作见源码中主函数顶部详细描述，大致功能为先通过按键进入RFID写卡操作进行写卡，至多写入四张RFID，后便可在寻卡界面进行读卡操作，若识别到已存入的RFID蜂鸣器响应，舵机转动相应角度以示开门操作，否则蜂鸣器进行报警。并可进行指定序列删卡操作
下面附上主函数及源码
#include "stm32f10x.h"
#include "Delay.h"
#include "OLED.h"
#include "Flash.h"
#include "KEY.h"
#include "BUZZER.h"
#include "Servo.h"
#include "RC522.h"
uint8_t cardnumber,KeyNum,tempcard,select=0;
uint8_t flag_scan=1; //寻卡模式 1——寻卡
uint8_t flag_addcard=0; //写卡模式 1——写卡
uint8_t flag_deletecard=0; //删卡模式 1——删卡
extern uint8_t UID[4],Temp[4];
extern uint8_t UI0[4]; //卡片0ID数组
extern uint8_t UI1[4]; //卡片1ID数组
extern uint8_t UI2[4]; //卡片2ID数组
extern uint8_t UI3[4]; //卡片3ID数组
void RFID_Check(void);
void Read_Card(void);
int main(void)
{
Servo_Init();
Buzzer_Init();
Key_Init();
OLED_Init();
RFID_Init();
Servo_SetAngle(0);
Read_Card(); //上电后从flash中读出已录入的卡数据
while(1)
{
KeyNum = Key_Scan();
OLED_ShowString(1,1," Welcome Home! ");
OLED_ShowString(2,1," ");
//******************************* 主模式切换 **********************************//
if(KeyNum==1) //按下1键进入寻卡模式，上电初始化为寻卡模式
{
flag_scan=1;
flag_addcard=0;
flag_deletecard=0;
}
if(KeyNum==2) //按下2键进入写卡模式
{
flag_scan=0;
flag_addcard=1;
flag_deletecard=0;
}
if(KeyNum==3) //按下3键进入删卡模式
{
flag_scan=0;
flag_addcard=0;
flag_deletecard=1;
}
//******************************* 寻卡模式 **********************************//
if(flag_scan==1)
{
RFID_Check();
}
//******************************* 写卡模式 **********************************//
while(flag_addcard==1) //写卡模式
{
KeyNum = Key_Scan();
if(KeyNum==1) //写卡模式中按下1键进入寻卡模式
{
flag_scan=1;
flag_addcard=0;
flag_deletecard=0;
}
if(KeyNum==3) //写卡模式中按下3键进入删卡模式
{
flag_scan=0;
flag_addcard=0;
flag_deletecard=1;
}
OLED_ShowString(1,1," Add Card: ");
if (PcdRequest(REQ_ALL, Temp) == MI_OK)
{
if (PcdAnticoll(UID) == MI_OK)
{
if(UI0[0] == 0xFF && UI0[1] == 0xFF && UI0[2] == 0xFF && UI0[3] == 0xFF) tempcard = 0; //判断系统各卡数据区是否为空，为空才能写入新卡
else if(UI1[0] == 0xFF && UI1[1] == 0xFF && UI1[2] == 0xFF && UI1[3] == 0xFF) tempcard = 1;
else if(UI2[0] == 0xFF && UI2[1] == 0xFF && UI2[2] == 0xFF && UI2[3] == 0xFF) tempcard = 2;
else if(UI3[0] == 0xFF && UI3[1] == 0xFF && UI3[2] == 0xFF && UI3[3] == 0xFF) tempcard = 3;
else tempcard = 4;
if(UID[0]==UI0[0] && UID[1]==UI0[1] && UID[2]==UI0[2] && UID[3]==UI0[3]) //判断新卡是否已经录入
{
tempcard = 5;
}
if(UID[0]==UI1[0] && UID[1]==UI1[1] && UID[2]==UI1[2] && UID[3]==UI1[3])
{
tempcard = 5;
}
if(UID[0]==UI2[0] && UID[1]==UI2[1] && UID[2]==UI2[2] && UID[3]==UI2[3])
{
tempcard = 5;
}
if(UID[0]==UI3[0] && UID[1]==UI3[1] && UID[2]==UI3[2] && UID[3]==UI3[3])
{
tempcard = 5;
}
switch(tempcard)
{
case 0:
{
UI0[0] = UID[0]; //将新卡数据写入UI0[]数组
UI0[1] = UID[1];
UI0[2] = UID[2];
UI0[3] = UID[3];
FLASH_W(FLASH_ADDR1,UI0[0],UI0[1],UI0[2],UI0[3]); //将新卡数据存入flash
OLED_ShowString(1,1," Add Card 1 OK "); //写卡成功，蜂鸣器响一声
Buzzer1();
WaitCardOff(); //等待卡片移走
}break;
case 1:
{
UI1[0] = UID[0];
UI1[1] = UID[1];
UI1[2] = UID[2];
UI1[3] = UID[3];
FLASH_W(FLASH_ADDR2,UI1[0],UI1[1],UI1[2],UI1[3]);
OLED_ShowString(1,1," Add Card 2 OK ");
Buzzer1();
WaitCardOff();
}break;
case 2:
{
UI2[0] = UID[0];
UI2[1] = UID[1];
UI2[2] = UID[2];
UI2[3] = UID[3];
FLASH_W(FLASH_ADDR3,UI2[0],UI2[1],UI2[2],UI2[3]);
OLED_ShowString(1,1," Add Card 3 OK ");
Buzzer1();
WaitCardOff();
}break;
case 3:
{
UI3[0] = UID[0];
UI3[1] = UID[1];
UI3[2] = UID[2];
UI3[3] = UID[3];
FLASH_W(FLASH_ADDR4,UI3[0],UI3[1],UI3[2],UI3[3]);
OLED_ShowString(1,1," Add Card 4 OK ");
Buzzer1();
WaitCardOff();
}break;
case 4:
{
OLED_ShowString(1,1," NO memory "); //若4个存卡数组均已存入卡片则显示无数据空间，蜂鸣器发出警报
Buzzer_Alarm();
WaitCardOff();
}
case 5:
{
OLED_ShowString(1,1," Existing Card! "); //若新卡已录入，蜂鸣器发出警报
Buzzer_Alarm();
WaitCardOff();
}
default:break;
}
}
}
}
//********************************* 删卡模式 **********************************//
while(flag_deletecard==1) //删卡模式
{
OLED_ShowString(1,1," Delete Card: ");
KeyNum = Key_Scan();
if(KeyNum==4) //按下4键退出删卡模式，进入寻卡模式
{
flag_scan=1;
flag_addcard=0;
flag_deletecard=0;
select=0;
}
if(KeyNum==1) //在删卡模式下按下1键，选择要删除的卡片，卡片序列增加
{
select++;
if(select>=4 || select<1)select=0;
}
if(KeyNum==2) //在删卡模式下按下2键，选择要删除的卡片，卡片序列减少
{
select--;
if(select>=4 || select<1)select=0;
}
switch (select)
{
case 0:
{
OLED_ShowString(2,1," Delete Card 1 ?");
if(KeyNum==3) //在删卡模式下按下3键，删除对应的卡片
{
FLASH_Clear(FLASH_ADDR1);
UI0[0]=0xFF;
UI0[1]=0xFF;
UI0[2]=0xFF;
UI0[3]=0xFF;
OLED_ShowString(2,1,"Clear Card 1 OK ");
Buzzer1(); //删除成功后蜂鸣器响一声
Delay_ms(1500);
}
}break;
case 1:
{
OLED_ShowString(2,1," Delete Card 2 ?");
if(KeyNum==3)
{
FLASH_Clear(FLASH_ADDR2);
UI1[0]=0xFF;
UI1[1]=0xFF;
UI1[2]=0xFF;
UI1[3]=0xFF;
OLED_ShowString(2,1,"Clear Card 2 OK ");
Buzzer1();
Delay_ms(1500);
}
}break;
case 2:
{
OLED_ShowString(2,1," Delete Card 3 ?");
if(KeyNum==3)
{
FLASH_Clear(FLASH_ADDR3);
UI2[0]=0xFF;
UI2[1]=0xFF;
UI2[2]=0xFF;
UI2[3]=0xFF;
OLED_ShowString(2,1,"Clear Card 3 OK ");
Buzzer1();
Delay_ms(1500);;
}
}break;
case 3:
{
OLED_ShowString(2,1," Delete Card 4 ?");
if(KeyNum==3)
{
FLASH_Clear(FLASH_ADDR4);
UI3[0]=0xFF;
UI3[1]=0xFF;
UI3[2]=0xFF;
UI3[3]=0xFF;
OLED_ShowString(2,1,"Clear Card 4 OK ");
Buzzer1();
Delay_ms(1500);
}
}break;
default:break;
}
}
}
}
//*************** 读卡函数，读卡并获取卡编号 ************//
void RFID_Check()
{
cardnumber = Rc522Test(); //获取卡编号
if(cardnumber == 0) //如果为0，表示“卡片错误”，系统中没有这张卡
{
OLED_ShowString(1,1," Error card ");
Buzzer_Alarm(); //蜂鸣器发出警报
WaitCardOff(); //等待卡片移开
}
else if(cardnumber==1||cardnumber==2||cardnumber==3||cardnumber == 4) //如果卡编号为1-4，说明是系统中的4张卡
{
OLED_ShowString(1,1,"The CardID is: ");
OLED_ShowNum(1,15,cardnumber,2);
Buzzer2(); //蜂鸣器响两声
Servo_SetAngle(90); //舵机旋转90度维持1.5秒
Delay_ms(1500);
Servo_SetAngle(0);
WaitCardOff(); //等待卡片移开
}
}
//**************** 从flash中读取各卡信息 *************//
void Read_Card()
{
UI0[0]=FLASH_R(FLASH_ADDR1);
UI0[1]=FLASH_R(FLASH_ADDR1+2);
UI0[2]=FLASH_R(FLASH_ADDR1+4);
UI0[3]=FLASH_R(FLASH_ADDR1+6);
UI1[0]=FLASH_R(FLASH_ADDR2);
UI1[1]=FLASH_R(FLASH_ADDR2+2);
UI1[2]=FLASH_R(FLASH_ADDR2+4);
UI1[3]=FLASH_R(FLASH_ADDR2+6);
UI2[0]=FLASH_R(FLASH_ADDR3);
UI2[1]=FLASH_R(FLASH_ADDR3+2);
UI2[2]=FLASH_R(FLASH_ADDR3+4);
UI2[3]=FLASH_R(FLASH_ADDR3+6);
UI3[0]=FLASH_R(FLASH_ADDR4);
UI3[1]=FLASH_R(FLASH_ADDR4+2);
UI3[2]=FLASH_R(FLASH_ADDR4+4);
UI3[3]=FLASH_R(FLASH_ADDR4+6);
}
原理图:无
程序:
程序.7z
(186.47 KB, 下载次数: 63)
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