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          EEPW首頁(yè) > 消費(fèi)電子 > 設(shè)計(jì)應(yīng)用 > LED顯示電腦電子鐘電路及控制程序

          LED顯示電腦電子鐘電路及控制程序

          作者: 時(shí)間:2012-03-01 來(lái)源:網(wǎng)絡(luò) 收藏


          end;
          a(j)=n;
          end;
          call clear;
          a(0)=a(6);a(6)=A(7);
          a(0)=a(0) and 0fh;
          if a(0)>6 then a(0)=0;
          CALL RBYT1;
          if (a(1)=0 and a(2)=0 and a(3)=0) then
          do;
          do num=0 to 35;
          call time(250);
          end;
          temp1=1;
          end;
          if temp1=1 then
          do;
          temp1=0;
          ab(4)=ab(4)+1;
          if ab(4)>99h then
          do;
          ab(4)=0;
          ab(5)=ab(5)+1;
          if ab(5)>99h then ab(5)=0;
          end;
          call wbyt6;
          end;
          end rbyt8;

          本文引用地址:http://cafeforensic.com/article/165853.htm

          display:procedure; /*jieya,yima,fasong*/
          declare (i,n,m) byte;
          n=a(0) and 0fh; /* send week */
          data=week(n);
          call send595;

          n=a(4); /* send date */
          n=n and 0fh;
          data=aco(n);
          call send595;
          n=a(4);
          n=shr(n,4);
          data=aco(n);
          call send595;

          do i=1 to 3; /* send second,minute,hour */
          n=a(i);
          n=n and 0fh;
          data=aco(n);
          call send595;
          n=a(i);
          n=shr(n,4);
          data=aco(n);
          call send595;
          end;
          do i=5 to 6; /* send month,year */
          n=a(i);
          n=n and 0fh;
          data=aco(n);
          call send595;
          n=a(i);
          n=shr(n,4);
          data=aco(n);
          call send595;
          end;

          n=a(8); /* send 19 or 20 */
          n=n and 0fh;
          data=aco(n);
          call send595;
          n=a(8);
          n=shr(n,4);
          data=aco(n);
          call send595;
          do m=0 to 5;
          n=ab(m);
          n=n and 0fh;
          data=aco(n);
          call send595_1;
          n=ab(m);
          n=shr(n,4);
          data=aco(n);
          call send595_1;
          end;
          ale=0;
          ale=1;
          end display;

          beginset:procedure;
          a(0)=06h;a(1)=58h;a(2)=59h;a(3)=23h;
          a(4)=30h;a(5)=06h;a(6)=97h;a(7)=00;
          a(8)=19h; /* set date/time (1997,7,1,8:00:00,week 3) */
          call wbyt1(8eh,0); /* write enable*/
          call wbyt1(80h,00h);/* start colock */
          call wbyt1(0beh,0abh);/*兩個(gè)二極管與8K電阻串聯(lián)充電*/
          command=0beh; /* write colock/date */
          call wbyt8;
          call wbyt1(0c0h,a(8));
          call wbyt1(8eh,80h); /* set write protect bit */
          end beginset;

          key:procedure;
          declare (i,time1,k1,tem) byte;
          call time(100);
          k1=7;time1=30;
          if mk=0 then
          do;
          do while time1>0;
          week: if k1=0 then
          do;
          do i=0 to 5;
          /* call hz(a(0)); */
          end;
          do i=0 to 3;
          /* call hz0; */
          end;
          end;

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