AT89C51单片机用8位7段显示管显示160530 求大佬帮忙给个c语言的程序

如题所述

#include<reg51.h>
#define uchar unsigned char
uchar code ledtab[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};//0-9
uchar scanled;
void t1isr() interrupt 3 //显示
{
 TH1=(65536-5000)/256;
 TL1=(65536-5000)%256;
 switch(scanled)
 {
  case 0:
   P2=0x01;
   P0=ledtab[0];
   break;
  case 1:
   P2=0x80;
   P0=ledtab[3];
   break;
  case 2:
   P2=0x40;
   P0=ledtab[5];
   break;
  case 3:
   P2=0x20;
   P0=ledtab[0];
   break;
  case 4:
   P2=0x10;
   P0=ledtab[6];
   break;
  case 5:
   P2=0x08;
   P0=ledtab[1];
   break;
  case 6:
   P2=0x04;
   P0=ledtab[0];
   break;
  case 7:
   P2=0x02;
   P0=ledtab[2];
   break;
  default:break;
 }
 scanled++;
 scanled%=8;
}
main()
{
 TMOD=0x10;
 TH1=(65536-5000)/256;
 TL1=(65536-5000)%256;
 ET1=1;
 TR1=1;
 EA=1;
 scanled=0;
while(1);
}