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#include<reg52.h> #include<intrins.h> #define uchar unsigned char static unsigned char table[6]={0,0,0,0,0,0}; //Declare functions uchar Busy_Check(); void Initialize_LCD(); void Write_LCD_Data(uchar dat); void Write_LCD_Command(uchar cmd); void Display_String(uchar x,uchar y,uchar *str); void Display_char(uchar hang,uchar lie,char sign); // void write_add(uchar address,uchar date);// ? AT24Cxx ?????????? uchar read_add(uchar address);// ? AT24Cxx ?????????? void init(); uchar h=20; sbit touch=P2^1; sbit touch1=P2^2; sbit speaker=P2^0; void delay(unsigned char ms) // ?? **ms { unsigned char i; while(ms--) { for(i=250;i>0;i--) { _nop_(); _nop_(); _nop_(); _nop_(); } } } unsigned char keyscan() // ???? { unsigned char temp,y,j; unsigned char anjian[]={0xfe,0xfd,0xfb,0xf7}; for(y=0;y<4;y++) { P1 = anjian[y]; temp = 0x10; for(j=0;j<4;j++) { if(!(P1&temp)) { return(j+y*4); } temp = _crol_(temp,1); } } } void judge() { P1 = 0xf0; if(P1!=0xf0) // ??????? { delay(50); delay(50); // ?? if(P1!=0xf0) { h=keyscan(); } } } unsigned char write_add(char,char); unsigned char read_add(char,char); void main() { unsigned char a=1,i=0,k=0,l=1,m=1,n,f=0,s=0; int q; Initialize_LCD(); init(); Display_String(1,1,"Welcome To Use "); Display_String(2,1," "); touch1=0; //??? while ?? while(1) { judge(); if(h<10) { if(h==table[i]) k++; Display_String(2,a,"*"); a++; i++; if(a==7) a=1; if(i==6) i=0; h=16; } if(h==14) { Display_String(1,1,"Input Password"); Display_String(2,1," "); h=16; touch=1; touch1=0; k=0; l=1; q=0; } if(h==12) { if(k==6) { Display_String(1,1,"Password Right"); Display_String(2,1,"Lock Opened!"); touch=~touch; } else { Display_String(1,1,"Password Error"); Display_String(2,1," "); l=0; q++; while(q==3) { speaker=0; delay(200); delay(200); delay(200); speaker=1 ; q=0; } h=14; } delay(255); k=0; h=16; while(l) { judge(); if(h==11) { Display_String(1,1,"New Code"); Display_String(2,1," "); while(m==1) { judge(); touch1=~touch1; if(h<10) { table[n]=h; write_add(s,h); s++; Display_String(2,a,"*"); a++; n++; h=16; if(n==6) { n=0; s=0; } } if(h==15) { if(n==0) n=6; s=6; a--; s-- ; Display_String(2,a," "); n--; h=16; } if(h==13) m=0; } if(h==13) h=13; f=1; } if(h==14) { l=0; } if(h==13) { Display_String(2,1," "); for(n=0;n<6;n++) Display_char(2,n+1,(uchar)(table[n]+48) );h=13;l=0;f=1;} k=0; } } if(h==15) { a--; Display_String(2,a," "); k--; i--; h=16; } if(h==13) { if(f==1) { for(n=0;n<6;n++) Display_char(2,n+1,(uchar)(table[n]+48) );f=0; } else Display_String(2,1," ****** "); delay(255); delay(255); Display_String(1,1," Welcome To Use "); Display_String(2,1," "); l=1;a=1;k=0;n=0;m=1; h=16; } } for(s=0;s<6;s++) { table[s]=read_add(s); delay(50); } } |
