ࡱ> q` RrbjbjqPqP2::F)ttttttt"VoVoVoVojo(7pppppppp$1hJtrpprrttpprtptprttpp p%gVox07b:;4$tDp>Xp,p$pppp ppp7rrrr(((Emd(((m|tttttt Pz#include <reg52.h> /* +T8051@b gfX[hV[JT */sbit RS=P2^0 ;sbit RW=P2^1 ;sbit Enable=P2^2; void InitialLCD(void); void WriteIns(char); void WriteData(char); void WriteString(char,char *); void CheckBusy(void); void KeyScan(void); char SCANDATA=0;char kcode=11;char d[]="00:00:00";// [JTo:y@ScRxechar c[]="2007/12/05";// [JTo:y@ScRxechar hour=0; // [JTxechar minute=0; // [JTxechar second=0; // [JTxeint year=2007; // [JTxechar month=12; // [JTxechar day=5;// [JTxechar count=0;////////////////////////////////////////////////////void Delay(int) ;void transfer(void);unsigned char scanner(void) ;void debouncer(void); // [JT2H_Qxe#define rowkey() (~P0)&0x0f //eQP0NO4MOCQ(R cu12 || month<2) { month=1; } transfer(); WriteIns(0x80); WriteString(10,c); } } else if(input==6) { while((input=scanner())!=0) { if (input==10) { return; } // N NteBfbeg else if (input==2) { day++; } else if (input==3) { day--; } if ((day>30 || day<2 ) && ( month==4 || month==6 || month==9 ||month==11)) { day=1; } else if((day>31 || day<2 ) && (month==1 || month==2 || month==5 || month==7 || month==8 || month==10 || month==12)) { day=1; } else if((day>28 || day<2) && month==2) { day=1; } transfer(); WriteIns(0x80); WriteString(10,c); } } else if(input==5) { while((input=scanner())!=0) { if (input==10) { return; } // N NteBfbeg else if (input==2) { hour++; } else if (input==3) { hour--; } if(hour>23 || hour<1) { hour=0; } transfer(); WriteIns(0xc0); WriteString(8,d); } } else if(input==4) { while((input=scanner())!=0) { if (input==10) { return; } // N NteBfbeg else if (input==2) { minute++; } else if (input==3) { minute--; } if(minute>59 || minute<1) { minute=0; } transfer(); WriteIns(0xc0); WriteString(8,d); } } } }void transfer(void){ d[0]=hour/10+0x30; // BfxeKNASMOxeo:ynjed[1]=hour%10+0x30; // BfxeKN PMOxeo:ynjed[3]=minute/10+0x30; // RxeKNASMOxeo:ynjed[4]=minute%10+0x30; // RxeKN PMOxeo:ynjed[6]=second/10+0x30; // yxeKNASMOxeo:ynjed[7]=second%10+0x30; // yxeKN PMOxeo:ynjec[0]=year/1000+0x30; c[1]=((year%1000)/100)+0x30;c[2]=(((year%1000)%100)/10)+0x30;c[3]=(((year%1000)%100)%10)+0x30; c[5]=month/10+0x30;c[6]=month%10+0x30; c[8]=day/10+0x30; c[9]=day%10+0x30;} ///////////////////////////////////////////////////////////////////////////////////////LCDo:yvoid InitialLCD(void) /* ndLCDU^ */{ WriteIns(0x38); /* R-[ */ WriteIns(0x38); /* R-[ */ WriteIns(0x38); /* R-[ */ WriteIns(0x38); /* R-[ */ WriteIns(0x08); /* ܕo:yU^ */ WriteIns(0x01); /* ndLCDU^ */ WriteIns(0x0e); /* _Uo:yU^ */ WriteIns(0x06); /* 8eQ!j_-[ */} /* InitialLCD */void WriteIns(char instruction) /* [}TNLCD-N */{ RS=0; /* xdcNfX[hV */ RW=0; /* [eQ */ Enable=1; /* LCD */ P1=instruction; /* 8Q}TNLCD-N */ Enable=0; /* dLCD */ CheckBusy(); /* jgLCD_xej */} /* WriteIns */void WriteData(char i) /* [njeLCD-N */{ RS=1; /* xdnjefX[hV */ RW=0; /* [eQ */ Enable=1; /* LCD */ P1=i; /* 8QnjeLCD-N */ Enable=0; /* dLCD */ CheckBusy(); /* jgLCD_xej */} /* WriteData */ void WriteString(count,MSG) /* [W[2NLCD-N */char count; /* W[2Nw^ */char MSG[]; /* W[2Nnje */{ char i; /* [MOCQD}xe */ for(i=0;i<count;i++) /* count PMOCQD} */ WriteData(MSG[i]); /* [eQ1 PMOCQD}vnjeLCD-N */} /* WriteString */ void CheckBusy(void){ char i=0x80; /* jg_xej */ while(i&0x80) /* _xejBF=1? */ Z@ "|R&T6*R>zV ""$R&'((8+`+++J-n---&/P/0 01p112LLMMvN|NJOOP~PPP QQlQxQQQtRR SSS&TxT|TUh] h]o(#h]h]5B*CJ aJ o(phYZx. ` " @ N | V | ,gd]r"V f@x.8V|Rzgd]z&LT6^j(*Rgd]R\ LPn Zd,6gd]6LT~$*PV>hrgd] 8@^,6V\tz)-7;gd]#LPZ^mV gd] (!0!F!N!l!!!!!!!8"B"b"h""""##4#<#f#n#####gd]####$:$h$t$z$$$$$$$:%%% &R&T&&&&D'l'''''gd]'((((>))) *V***8+^+`+++,4,r,,-J-l-n----,.f.gd]f...&/J/P///0 0\001>1B1l1p111LBLtLLM@MMMMMvNgd]{ RS=0; /* xdcNfX[hV */ RW=1; /* S */ Enable=1; /* LCD */ i=P1; /* SLCDcNfX[hVgQvnje */ Enable=0; /* dLCD */ Delay(500); /* ^r10ms */ } } /* CheckBusy *////////////////////////////////////////////////////////////////////////////////////////4x3uv void debouncer(void) // 2H_QxeY { int i; // [JTtexexei for(i=0;i<4800;i++); // xe4800!k,^r}40ms } unsigned char scanner(void) { char col,row; char scan,keyin; scan=0xef; // cwO_R=60) // /f&TT0R60 y { second=0; // yxexk minute++; // RxeR1 } if (minute>=60) // /f&TT0R60 R { minute=0; // Rxexk hour++; // BfxeR1 } if (hour>=24) // /f&TT0R13 \Bf { day++; hour=0; // Bfxexk } // Rc N NHS if (day>30 && (month==2 || month==4 || month==6 || month==9 ||month==11)) // /f&TT0R13 \Bf { month++; day=0; // Bfxexk } if (day>31 && (month==1 || month==2 || month==5 || month==7 || month==8 || month==10 || month==12)) // /f&TT0R13 \Bf { month++; day=0; // Bfxexk } if (month>12) // /f&TT0R13 \Bf { year++; month=0; // Bfxexk } // Rc N NHS }} c6ez#include <reg52.h> /* +T8051@b gfX[hV[JT */sbit RS=P2^0 ;sbit RW=P2^1 ;sbit Enable=P2^2; void InitialLCD(void); void WriteIns(char); void WriteData(char); void WriteString(char,char *); void CheckBusy(void); void Delay(int count); //^BfoR z_ char d[]="01:01:00";// [JTo:y@ScRxechar c[]="2000/01/01";// [JTo:y@ScRxebit RX_FLAG; //[JT2NRc6e[bejbit First_Flag;bit Second_Flag; //char *Index; //[JTcjxe////////////////////////////////////////////////////main() /* ;N z_ */{ IE=0x90; //-Ne SCON=0X50; //-[2NRP8!j_1Sc6e TH1=0XFD; //-[P8s9600/S TR1=1; //_URTIMER1 InitialLCD(); WriteIns(0x80); WriteString(10,c); /* [eQW[2NMSG0LCD-N */ WriteIns(0xc0); WriteString(8,d); while(1) { if(RX_FLAG==1) { RX_FLAG=0; /*(WdkUt6e0Rvnje*/ WriteIns(0x80); WriteString(10,c); /* [eQW[2NMSG0LCD-N */ WriteIns(0xc0); WriteString(8,d); /* [eQW[2NMSG0LCD-N */ } } } void InitialLCD(void) /* ndLCDU^ */{ WriteIns(0x38); /* R-[ */ WriteIns(0x38); /* R-[ */ WriteIns(0x38); /* R-[ */ WriteIns(0x38); /* R-[ */ WriteIns(0x08); /* ܕo:yU^ */ WriteIns(0x01); /* ndLCDU^ */ WriteIns(0x0e); /* _Uo:yU^ */ WriteIns(0x06); /* 8eQ!j_-[ */} /* InitialLCD */void WriteIns(char instruction) /* [}TNLCD-N */{ RS=0; /* xdcNfX[hV */ RW=0; /* [eQ */ Enable=1; /* LCD */ P1=instruction; /* 8Q}TNLCD-N */ Enable=0; /* dLCD */ CheckBusy(); /* jgLCD_xej */} /* WriteIns */void WriteData(char i) /* [njeLCD-N */{ RS=1; /* xdnjefX[hV */ RW=0; /* [eQ */ Enable=1; /* LCD */ P1=i; /* 8QnjeLCD-N */ Enable=0; /* dLCD */ CheckBusy(); /* jgLCD_xej */} /* WriteData */ void WriteString(count,MSG) /* [W[2NLCD-N */char count; /* W[2Nw^ */char MSG[]; /* W[2Nnje */{ char i; /* [MOCQD}xe */ for(i=0;i<count;i++) /* count PMOCQD} */ WriteData(MSG[i]); /* [eQ1 PMOCQD}vnjeLCD-N */} /* WriteString */ void CheckBusy(void){ char i=0x80; /* jg_xej */ while(i&0x80) /* _xejBF=1? 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