单片机c语言密码锁程序源码芯片复制
- 芯片复制#include<reg51.h>
- 芯片复制#define uchar unsigned char
- uchar code tab1[]={0x88,0Xbe,0Xc4,0X94,0Xb2,0X91,0X81,0Xbc,
- 0X80,0X90,0xff,0xfe}; //0~f字型码表
- sbit lv=P2^7;
- sbit hong=P2^5;
- sbit qd=P3^3;
- sbit zy=P2^1;
- sbit yy=P2^2;
- void delay(uchar x) //毫秒级延时函数
- {
- uchar y;
- for(;x>0;x--)
- for(y=110;y>0;y--);
- }
- scanf() //按键处理函数
- {
- uchar temp,temp1,i;
- P0=0xf0; //给P0口赋值为oxf0，用于列扫描
- if(P0!=0xf0) //判别是否有键按下
- {
- delay(2);
- if(P0!=0xf0) //再次判别是否有键按下
- {
- temp1=P0; //P0值赋给temp1
- P0=0x0f; //P0值赋为0x0f，用于行扫描
- temp=temp1|P0; //将行列扫描值合并，赋给temp
- }
- switch(temp)
- {
- case 0xee:i=1; break;
- case 0xed:i=2; break;
- case 0xeb:i=3; break;
- case 0xe7:i=4; break;
- case 0xde:i=5; break;
- case 0xdd:i=6; break;
- case 0xdb:i=7; break;
- case 0xd7:i=8; break;
- case 0xbe:i=9; break;
- case 0xbd:i=0; break;
- }
- }
- else return 10;
- return i;
- }
- void main(void) //主函数
- {
- uchar x,i,f=0,k=3;
- uchar zhi[6]={10,10,10,10,10,10};
- uchar zhi1[6]={6,5,4,3,2,1};
- while(1)
- {
- for(i=0;i<6;i++)
- { if(x==i)SBUF=tab1[11];
- else SBUF=tab1[zhi[ i]];
- while(!TI);
- TI=0;
- } delay(200);
- for(i=0;i<6;i++)
- {
- SBUF=tab1[zhi[ i]];
- while(!TI);
- TI=0;
- } delay(200);
- if(x<6&&k)
- { if(scanf()<10)
- {
- delay(10);
- if(scanf()<10)
- {
- if(x==0){zhi[0]=scanf();while(scanf()!=10);}
- if(x==1){zhi[1]=scanf();while(scanf()!=10);}
- if(x==2){zhi[2]=scanf();while(scanf()!=10);}
- if(x==3){zhi[3]=scanf();while(scanf()!=10);}
- if(x==4){zhi[4]=scanf();while(scanf()!=10);}
- if(x==5){zhi[5]=scanf();while(scanf()!=10);}
- x++;
- }
- }
- }
- if(yy==0)
- {
- delay(5);
- if(yy==0)
- {
- while(zy==0);
- x++;
- if(x==6)x=0;
- }
- }
- if(zy==0)
- {
- delay(5);
- if(zy==0)
- {
- while(yy==0);
- if(x==0)x=6;
- x--;
- }
- }
芯片解密
