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            新聞中心

            LED顯示電腦電子鐘

            作者: 時(shí)間:2010-10-11 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://www.biyoush.com/article/166492.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;



            關(guān)鍵詞: 電子鐘 電腦 顯示 LED

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