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標題: 單片機LCD1602時鐘程序設計 [打印本頁]

作者: v如此富有覅 時間: 2022-4-18 16:08
標題: 單片機LCD1602時鐘程序設計
簡易時鐘設計
#include<reg51.h>
#include<lcd1602.H>
#define uchar unsigned char
#define uint unsigned int
uchar int_time;
uchar second;
uchar minute;
uchar hour;
uchar code date[]="  H.I.T.CHINA";
uchar code time[]=" TIME 23:59:55";
uchar second=55,minute=59,hour=23;
void clock_write( uint s, uint m, uint h)
{
      write_sfm(0x47,h);
      write_sfm(0x4a,m);
      write_sfm(0x4d,s);
}
void clock_init()
{
      uchar i,j;
      for(i=0;i<16;i++)
      {
write_date(date[ i]);
      }
      write_com(0x80+0x40);
      for(j=0;j<16;j++)
      {
            write_data(time[j]);
      }
}

void main()
{
      init1602();
      clock_init();
      TMOD=0x01;
      EA=1;
      ETO=1;
      TH0=(65536-46483)/256;
      TL0=(65536-46483)%256;
      TR0=1;
      int_time=0;
      second=55;
      minute=59;
      hour=23;
      while(1)
      {
            clock_write(second,minute,hour);
      }
}
void TO_interserve(void) interrupt 1 using 1
{  int_time++;
      if(int_time==20)
            {
                     int_time=0;
                     second++;
            }
            if(second==60)
            {
                     second=0;
                     minute++;
            }
            if(minute==60)
            {
                     minute=0;
                     hour++;
            }
            if(hour=24)
            {
                     hour=0;
            }
            TH0=(65536-46083)/256;
            TL0=(65536-46083)%256;
}

附件里面是仿真圖,不含代碼(自行生成hex文件)僅供參考,請自行測試,如有錯誤請告知:
Proteus仿真下載:

LCD時鐘的設計.zip (41.81 KB, 下載次數: 17)

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