门禁系统源程序文件

门禁系统源程序文件#include<reg51.h>#include<Intrins.h>#define DATA P0//1602驱动端口sbitRS=P2^0;sbitRW=P2^1;sbitE=P2^2;sbitKA=P2^7;intPre_KeyNo=16,KeyNo=16;voiddelayMs(intx);voidKeys_Scan();voidBusy() //LED液晶是否忙碌{ DATA=0xff; RS=0; RW=1; while(DATA&0x80) { E=0; E=1; } E=0;}//LED写指令程序voidWriteCommand(unsignedcharbtCommand){ Busy(); RS=0; RW=0; E=1; DATA=btCommand; E=0;}//LED写数据程序voidWriteData(unsignedcharbtData){ Busy(); RS=1; RW=0; E=1; DATA=btData; E=0;门禁系统源程序文件全文共5页，当前为第1页。}门禁系统源程序文件全文共5页，当前为第1页。//LED清屏显示voidClear(){ WriteCommand(1);}//LED初始化voidInit(){ WriteCommand(0x0c); //开显示,无光标显示 WriteCommand(0x06); //文字不动，光标自动右移 WriteCommand(0x38); //设置显示模式:8位2行5x7点阵WriteCommand(0x40);//for(i=0;i<24;i++)//日字产生//WriteData(rizi[i]);}//LED显示单个字符voidDisplayOne(bitbRow,unsignedcharbtColumn,unsignedcharbtData,bitbIsNumber){ if(bRow) WriteCommand(0xc0+btColumn); else WriteCommand(0x80+btColumn); if(bIsNumber) WriteData(btData+0x30); else WriteData(btData);}voidKeys_Scan(){ charTmp; P1=0x0f; delayMs(1); Tmp=P1^0x0f; switch(Tmp) { case1:KeyNo=0;break; case2:KeyNo=1;break; case4:KeyNo=2;break; case8:KeyNo=3;break; default:KeyNo=16; }门禁系统源程序文件全文共5页，当前为第2页。 P1=0xf0;门禁系统源程序文件全文共5页，当前为第2页。 delayMs(1); Tmp=P1>>4^0x0f; switch(Tmp) { case1:KeyNo+=0;break; case2:KeyNo+=4;break; case4:KeyNo+=8;break; case8:KeyNo+=12; }}voiddelayMs(intx){ chart; while(x--)for(t=0;t<120;t++);}voidmain(){inthang=0,c=0;inti,j=0;unsignedchartab[12],tab1[12]={1,1,1,1,1,1}; unsignedchartab3[]="welcometo..."; unsignedchartab4[]="alterpassword..."; unsignedchartab5[]="OK"; unsignedchartab6[]="NO"; Init();loop1:Clear(); i=0; KeyNo=16;while(1){ WriteCommand(0x80);for(c=0;c<14;c++)WriteData(tab3[c]);P1=0xf0; if(P1!=0xf0)Keys_Scan(); if(Pre_KeyNo!=KeyNo){ if(KeyNo>=0&&KeyNo<=9) { tab[i++]=KeyNo; DisplayOne(1,i,'*',0); //DisplayOne(0,i,KeyNo,1); }门禁系统源程序文件全文共5页，当前为第3页。 if(KeyNo==14)门禁系统源程序文件全文共5页，当前为第3页。 { while(P1!=0xf0); gotoloop1; } if(KeyNo==11)KA=1; if(KeyNo==10) { for(j=0;j<6;j++) if(tab[j]!=tab1[j])break; if(j==6) { KA=0; for(j=0;j<6;j++)tab[j]=0; } while(P1!=0xf0); gotoloop1; } if(KeyNo==12) { i=0; WriteCommand(0x80);for(c=0;c<16;c++)WriteData(tab4[c]); while(1) { KeyNo=16; P1=0xf0; if(P1!=0xf0)Keys_Scan(); if(Pre_KeyNo!=KeyNo) { if(KeyNo>=0&&KeyNo<=9) { tab1[i++]=KeyNo; DisplayOne(1,i,'*',0); //DisplayOne(0,i,KeyNo,1); } } while(P1!=0xf0); if(KeyNo==13)gotoloop1; } }