2021年03月16日 | 51study实例-C51闹铃程序

#include

#include

#define comdir P3_2

#define wirespeaker P1_3

#define wiret0 T0

#define wiret1 T1

#define adr_delay1s 0x1086

#define adr_print10ms 0x1000

#define adr_print80ms 0x101A

#define adr_screen_black 0x10BA

#define adr_screen_clear 0x10CD

#define adr_key_search 0X10EB

#define adr_sound500hz 0x109E

#define max_timer 24*3

void (* pFunc)(void); //定义指向函数的指针

void (* Print80ms)(void);

int CodeChange(int i);

/*define a struct*/

struct time_str{

unsigned char hour;

unsigned char min;

unsigned char sec;

}today;

int depart=20;

int t0int_flag=0;

unsigned char data dispbuf[8] _at_ 0x30;

unsigned char code Sound_Date[max_timer]={

0x00 0 0 0 0 0 0 0 0 0 0 0

0x0b 0 0 0 0 0 0 0 0 0 0 0

0x0b 0 0 0 0 0 0 0 0 0 0 0

0x0b 0 0 0 0 0 0 0 0 0 0 0

0x0b 0 0 0 0 0 0 0 0 0 0 0

0x0b 0 0 0 0 0 0 0 0 0 0 0

};

/*TIMER0 INTERRUPT*/

void timer0(void) interrupt 1{

wiret1=!wiret1;

TH0=0X3C;

TL0=0XB0;

depart-=1;

if (depart%10==0){

t0int_flag=!t0int_flag;

}

if (depart==0){

   depart=20;

   today.sec+=1;

   wiret0=!wiret0;

   if (today.sec==60){

      today.sec=0;

      today.min+=1;

      if(today.min==60){

        today.min=0;

        today.hour+=1;

        if(today.hour==24){

          today.hour=0;

          }

        }

      }

   }

}

/*SERIAL PORT INTERRUPT*/

void serial(void) interrupt 4{

}

main()

{

char *P;

int j=0;

int i=0;

int k=0;

P3_4=0; //T0=0

P3_4=1; //T0=1

P3_5=0; //T1=0

P3_5=1; //T1=1

pFunc=adr_screen_black; //screen black

(*pFunc)();

pFunc=adr_screen_clear; //clrar screen ram

(*pFunc)();

/*P=0X30;

(*P)=0X79;

P++;

(*P)=0X71;*/

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

//SP=0XD0;

TMOD=0X21;

//TH1=0XF3;

//TL1=0XF3;

//PCON=0;

//SCON=0X40;

//TR1=1;

ET1=0;

//REN=1;

TH0=0X3C; /* 50ms interrupt */

TL0=0XB0;

TR0=1;

ET0=1;

EA=1;

//TI=0;

//SBUF=0XAA; //MON51 占用串口

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

pFunc=adr_sound500hz;

(*pFunc)(); /*发声音一秒*/

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

today.hour=0;

today.min=0;

today.sec=0;

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

for(;;)

{

pFunc=adr_print10ms;

(*pFunc)(); /*screen out*/

j=CodeChange(today.hour/10);

k=CodeChange(today.hour%10);

k=k|0x80;

P=0x30;

(*P)=j;

P++;

(*P)=k;

P++;

j=CodeChange(today.min/10);

k=CodeChange(today.min%10);

(t0int_flag==1)?(k=k|0x80):(k=k&0x7f);

(*P)=j;

P++;

(*P)=k;

P++;

j=CodeChange(today.sec/10);

k=CodeChange(today.sec%10);

(*P)=j;

P++;

(*P)=k;

for(i=0;i    if((today.hour==Sound_Date[i*3])&&(today.min==Sound_Date[i*3+1])&&(today.sec==Sound_Date[i*3+2])){

        pFunc=adr_sound500hz;

        (* pFunc)(); /*发声音一秒*/

    }

    }

    pFunc=adr_key_search;

    (* pFunc)();

    i=ACC;

    if (CY==1) {

      //while (CY==1){ /***等待放手***/

      pFunc=adr_print80ms;

      (* pFunc)();

      (* pFunc)();

      (* pFunc)();

      //pFunc=adr_key_search;

      //(* pFunc)();

      //}

    switch(i){

      case 7:

      today.hour+=1;

      if(today.hour>23){today.hour=0;}

      break;

      case 6:

      today.hour-=1;

      if(today.hour==255){today.hour=23;}

      break;

      case 5:

      today.min+=1;

      if(today.min>59){today.min=0;}

      break;

      case 4:

      today.min-=1;

      if(today.min==255){today.min=59;}

      break;

      case 3:

      today.sec+=1;

      if(today.sec>59){today.sec=0;}

      break;

      case 2:

      today.sec-=1;

      if(today.sec==255){today.sec=59;}

      break;

      }

    }

  }

}

//clock table:6:00:00 6:30:00 7:00 7:45:00 0:2:08 0:3:09

int CodeChange(int i){

// 3fh 6 5 4 66 6 7 7 7 67 {

  case 0:

  i=0X3F;

  break;

  case 1:

  i=0X6;

  break;

  case 2:

  i=0X5b;

  break;

  case 3:

  i=0X4F;

  break;

  case 4:

  i=0X66;

  break;

  case 5:

  i=0X6d;

  break;

  case 6:

  i=0X7d;

  break;

  case 7:

  i=0X7;

  break;

  case 8:

  i=0X7f;

  break;

  case 9:

  i=0X67;

  break;

  };

return i;

}