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门禁系统项目驱动程序

作者： 时间：2016-11-30 来源：网络
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/******************************按键控制程序*********************************/

void KeyScan(){//按键扫描
if(!KEY1){
DelCount = 0;
while(DelCount < 2);
if(!KEY1){
while(!KEY1);
Function = 1;
}
}
if(!KEY2){
DelCount = 0;
while(DelCount < 2);
if(!KEY2){
while(!KEY2);
Function = 2;
}
}
if(!KEY3){
DelCount = 0;
while(DelCount < 2);
if(!KEY3){
while(!KEY3);
Function = 3;
}
}
if(!KEY4){
DelCount = 0;
while(DelCount < 2);
if(!KEY4){
while(!KEY4);
Function = 4;
}
}
}
void KeyFunc(){//按键功能分配
uchar Cnt = 0;
bit CFlag = 0;//待存入的卡与EEPROM中的卡号比较标志位
switch(Function){//具体按键功能分配程序
case 1:if(!SwitchFlag){//切换标志位，用于存卡及浏览卡号时上翻
TimeDisFlag = 1;//存储卡号期间主函数运行时不再显示时间
KEndFlag = 0;//确认在进入存卡系统后刷卡有效，否则无效
WXFlag = 1;//按下KEY1后，接着按key2无效
StoreFlag = 1;//存储标志位，0为无效，1为存储
LCD_All_Clear();//清全屏
LCD_Display5();//显示存卡界面
while(!KEndFlag);//等待刷卡后读取卡信息结束
KEndFlag = 0;//确认在进入存卡系统后刷卡有效，否则无效
for(Cnt = 1;Cnt < 11;Cnt ++){//显示读取的卡号
if(CardNo[Cnt] >= 0x40)
LCD_Data_DisNum(32 + Cnt * 6,2,num[CardNo[Cnt]-0x40+10]);
elseLCD_Data_DisNum(32 + Cnt * 6,2,num[CardNo[Cnt]-0x30]);
}
LCD_Data_DisWord(35,4,cun);//显示汉字“存入”“取消”
LCD_Data_DisWord(47,4,ru);
LCD_Data_DisWord(75,4,qu);
LCD_Data_DisWord(87,4,quxiao);
}
if(SwitchFlag){//浏览卡号时上翻功能
if(!NSK12Flag){
while(1){
if(EEAddr == 0x0000)
EEAddr = 0x0000 + (CardMax - 1) * 0x20;
elseEEAddr -= 0x20;//24C64存储时一页存储一张卡号
I2C_Read_AT24C64(EAddrH,EAddrL,12);//读取24C64中存储的卡号
if(RD24C64[0] == 1){//从24C64EEAddr地址中读取的卡号有效
for(Cnt = 2;Cnt < 12;Cnt ++){//显示读取的卡号
if(RD24C64[Cnt] >= 0x40)
LCD_Data_DisNum(32 + (Cnt - 1) * 6,2,num[RD24C64[Cnt]-0x40+10]);
elseLCD_Data_DisNum(32 + (Cnt - 1) * 6,2,num[RD24C64[Cnt]-0x30]);
}
break;//显示一个有效的卡号后退出
}
}
}
}
break;
case 2:if(!WXFlag){
if(SwitchFlag){//浏览卡号时下翻功能
if(!NSK12Flag){
while(1){
EEAddr += 0x20;//往下翻页
if(EEAddr == 0x0000 + CardMax * 0x20)
EEAddr = 0x0000;
I2C_Read_AT24C64(EAddrH,EAddrL,12);
if(RD24C64[0] == 1){//读取的卡号有效
for(Cnt = 2;Cnt < 12;Cnt ++){//显示读取的卡号
if(RD24C64[Cnt] >= 0x40)
LCD_Data_DisNum(32 + (Cnt - 1) * 6,2,num[RD24C64[Cnt]-0x40+10]);
elseLCD_Data_DisNum(32 + (Cnt - 1) * 6,2,num[RD24C64[Cnt]-0x30]);
}
break;
}
}
}
}
if(!SwitchFlag){//删除卡号
TimeDisFlag = 1;//删除卡号期间主函数运行时不再显示时间
DeleteFlag = 1;//删除标志位，0为无效，1为存储
SwitchFlag = 1;
LCD_All_Clear();//清全屏
I2C_Read_AT24C64(0x00,0x1e,1);
CardNum = RD24C64[0];
if(CardNum == 0)NSK12Flag = 1;
for(EEAddr = 0x0000;EEAddr < 0x0000 + CardMax * 0x20;EEAddr += 0x20){//读出卡号和存储器中的卡号进行比较
I2C_Read_AT24C64(EAddrH,EAddrL,12);
if(RD24C64[0] == 1){
for(Cnt = 2;Cnt < 12;Cnt ++){//显示读取的卡号
if(RD24C64[Cnt] >= 0x40)
LCD_Data_DisNum(32 + (Cnt - 1) * 6,2,num[RD24C64[Cnt]-0x40+10]);
elseLCD_Data_DisNum(32 + (Cnt - 1) * 6,2,num[RD24C64[Cnt]-0x30]);
}
break;
}
}
LCD_Display6();//显示存卡界面
}
}
break;
case 3:if(StoreFlag){//存储卡号
Cnt = 0;
for(EEAddr = 0x0000;EEAddr < 0x0000 + CardMax * 0x20;EEAddr += 0x20){//读出卡号和存储器中的卡号进行比较
I2C_Read_AT24C64(EAddrH,EAddrL,12);
if(RD24C64[0] == 1){
for(Cnt = 0;Cnt < 11;Cnt ++){//11位卡号进行比较
if(CardNo[Cnt] != RD24C64[Cnt + 1])//比较过程中有不相等的就读下一内存
break;
}
}
if(Cnt == 11){//一组数据比较过程中全部相等时,此卡已存在
CFlag = 1;
LCD_Page_Clear(4);//清除4,5页的显示内容
LCD_Data_DisWord(34,4,ci);//显示“此卡已存在”
LCD_Data_DisWord(46,4,ka);
LCD_Data_DisWord(58,4,yi);
LCD_Data_DisWord(70,4,cun);
LCD_Data_DisWord(82,4,zai);
break;
}
}
if(!CFlag){
I2C_Read_AT24C64(0x00,0x1e,1);
CardNum = RD24C64[0];
I2C_Read_AT24C64(0x00,0x1f,1);
CardMax = RD24C64[0];
if(CardNum == CardMax){//往后边空间存储
EEAddr = 0x0000 + CardMax * 0x20;
I2C_Write_AT24C64(EAddrH,EAddrL,&Sto,1);//存入标志位，表示此页已存入卡号
DelCount = 0;//延时10ms
while(DelCount < 2);
I2C_Write_AT24C64(EAddrH,EAddrL + 1,CardNo,11);//存入11位卡号
DelCount = 0;//延时10ms
while(DelCount < 2);
CardMax ++;
CardNum ++;
I2C_Write_AT24C64(0x00,0x1f,&CardMax,1);
DelCount = 0;//延时10ms
while(DelCount < 2);
I2C_Write_AT24C64(0x00,0x1e,&CardNum,1);
}
else if(CardMax > CardNum){//在CardMax范围内找空间存储
for(EEAddr = 0x0000;EEAddr < 0x0000 + CardMax * 0x20;EEAddr += 0x20){//读出卡号和存储器中的卡号进行比较
I2C_Read_AT24C64(EAddrH,EAddrL,12);
if(RD24C64[0] == 0){
I2C_Write_AT24C64(EAddrH,EAddrL,&Sto,1);//存入标志位，表示此页已存入卡号
DelCount = 0;//延时10ms
while(DelCount < 2);
I2C_Write_AT24C64(EAddrH,EAddrL + 1,CardNo,11);//存入11位卡号
CardNum ++;
DelCount = 0;//延时10ms
while(DelCount < 2);
I2C_Write_AT24C64(0x00,0x1e,&CardNum,1);
break;
}
}
}
LCD_Page_Clear(4);//清除4,5页的显示内容
LCD_Data_DisWord(34,4,cun);//显示“存入成功”
LCD_Data_DisWord(46,4,ru);
LCD_Data_DisWord(58,4,cheng);
LCD_Data_DisWord(70,4,gong);
}
DelCount = 0;//延时2s
StoreFlag = 0;
TimeDisFlag = 0;//返回后继续显示时间，时间显示标志为清零
while(DelCount < 400);
LCD_All_Clear();//清全屏
}
if(DeleteFlag){//删除
I2C_Read_AT24C64(0x00,0x1e,1);
CardNum = RD24C64[0];
if(CardNum != 0){
I2C_Write_AT24C64(EAddrH,EAddrL,&Del,1);
DelCount = 0;//延时10ms
while(DelCount < 2);
CardNum --;//删除一张卡后卡的数量减1
I2C_Write_AT24C64(0x00,0x1e,&CardNum,1);//存入标志位，表示此页已存入卡号
LCD_Page_Clear(4);//清除4,5页的显示内容
LCD_Data_DisWord(34,4,shan);//显示“删除成功”
LCD_Data_DisWord(46,4,chu);
LCD_Data_DisWord(58,4,cheng);
LCD_Data_DisWord(70,4,gong);
DelCount = 0;//延时2s
while(DelCount < 400);
}
DeleteFlag = 0;
SwitchFlag = 0;
TimeDisFlag = 0;//返回后继续显示时间，时间显示标志为清零
LCD_All_Clear();//清全屏
}
NSK12Flag = 0;
WXFlag = 0;
break;
case 4:if(StoreFlag || DeleteFlag){
TimeDisFlag = 0;//推出存储或删除，显示时间
StoreFlag = 0;
WXFlag = 0;
DeleteFlag = 0;
NSK12Flag = 0;
SwitchFlag = 0;
LCD_All_Clear();//清全屏
}
break;
default:break;
}
Function = 0;
}
void TimeInit(void){//定时器,串口初始化(定时器1作为波特率发生器[9600BPS],定时器0作为程序中的延时)
TMOD = 0x21;//定时器0，工作方式1，定时器1，工作方式2
TH0 = 0xec;//定时器赋初值：5ms
TL0 = 0x78;
TR0 = 1;//启动定时器0
ET0 = 1;//开定时器0中断
TH1 = 0xfd;//波特率发生器:9600BPS
TL1 = 0xfd;
TR1 = 1;
SCON = 0x50;//串行工作方式1，允许接收
PCON = 0x00;//SMOD = 0
ES = 1;//开串行通信中断
EA = 1;//开中断总开关
}

/***************************主程序******************************/

main(){
uchar Cnt;
bit ComFlag = 0;
CON_4053 = 1;//允许读卡
Motor1 = 1;//电机正转停止
Motor2 = 1;//电机反转停止
TimeInit();//定时器,串口初始化
LCD_Reset();//液晶屏初始化设置
LCD_All_Clear();//清全屏
DS1302_SetTime();//1302设置初始时间
AT24C64Init();//24C64初始化
while(1){
if(!TimeDisFlag){
LCD_Display1();
LCD_DisTime();
}
KeyScan();//按键扫描
KeyFunc();//按键功能分配
if(KEndFlag){//卡号接收完毕
//KEndFlag = 0;
LCD_Page_Clear(4);//清除4,5页的显示内容
LCD_Display2();
for(Cnt = 1;Cnt < 11;Cnt ++){//显示读取的卡号
if(CardNo[Cnt] >= 0x40)
LCD_Data_DisNum(32 + Cnt * 6,4,num[CardNo[Cnt]-0x40+10]);
elseLCD_Data_DisNum(32 + Cnt * 6,4,num[CardNo[Cnt]-0x30]);
}
Cnt = 0;//显示卡号后Cnt已经是11，故先清零，以便下边比较卡号时使用Cnt == 11
for(EEAddr = 0x0000;EEAddr < 0x0000 + CardMax * 0x20;EEAddr += 0x20){//读出卡号和存储器中的卡号进行比较
I2C_Read_AT24C64(EAddrH,EAddrL,12);
if(RD24C64[0] == 1){
for(Cnt = 0;Cnt < 11;Cnt ++){//11位卡号进行比较
if(CardNo[Cnt] != RD24C64[Cnt + 1])//比较过程中有不相等的就读下一内存
break;
}
}
if(Cnt == 11){//一组数据比较过程中全部相等时，显示有效并推出比较
ComFlag = 1;//比较后的卡号相同
LCD_Data_DisWord(70,6,you);//显示“有效”
LCD_Data_DisWord(82,6,xiao);
DelCount = 0;//延时100ms
while(DelCount < 20);
LCD_Page_Clear(4);//清除4,5页的显示内容
LCD_Page_Clear(6);//清除6,7页的显示内容
break;
}
}
LCD_DisTime();//若比较卡号时耗时较长，及时读取时间显示
if(!ComFlag){//比较无此卡号时显示“无效”
LCD_Data_DisWord(100,6,wu);
LCD_Data_DisWord(112,6,xiao);
DelCount = 0;
while(1){
LCD_DisTime();//读取时间显示
if(DelCount > 400){
LCD_Page_Clear(4);//清除4,5页的显示内容
LCD_Page_Clear(6);//清除6,7页的显示内容
break;
}
}
}
if(ComFlag){
LCD_Display3();
LCD_Data_DisWord(60,4,da);
LCD_Data_DisWord(72,4,kai);
Motor1 = 0;//电机正转
DelCount = 0;
while(1){//电机正转中
LCD_DisTime();//时间显示
if(DelCount > 600)
break;
}
Motor1 = 1;//电机正转停止
LCD_Data_DisWord(60,4,guan);
LCD_Data_DisWord(72,4,bi);
DelCount = 0;
while(1){//等待人过去
LCD_DisTime();//时间显示
if(DelCount > 600)
break;
}
Motor2 = 0;//电机反转
LCD_Data_DisWord(60,4,da);
LCD_Data_DisWord(72,4,kai);
DelCount = 0;
while(1){//电机反转中
LCD_DisTime();//时间显示
if(DelCount > 600)
break;
}
Motor2 = 1;//电机反转停止
DelCount = 0;
LCD_Data_DisWord(60,4,guan);
LCD_Data_DisWord(72,4,bi);
while(1){//门关上上后延时2s
LCD_DisTime();//时间显示
if(DelCount > 400)
break;
}
LCD_Page_Clear(4);
LCD_Page_Clear(6);
}
ComFlag = 0;
KEndFlag = 0;
}
}
}
void Serial() interrupt 4{//串行中断入口地址
if(RI){
CardNo[SCount] = SBUF;
RI = 0;
SCount ++;
if(SCount == 14){
KEndFlag = 1;
SCount = 0;
}
}
}
void Time0() interrupt 1{//定时器0入口地址
TH0 = 0xec;// 5ms
TL0 = 0x78;
DelCount ++;
}


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关键词： 门禁系统驱动程序51单片

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