51單片機數碼管循環滾動程序

ID:578163 · 發表于 2020-3-21 01:13

本帖最后由 135kor 于 2020-3-21 01:14 編輯

0-a，16位數循環滾動
#include <reg52.h>
#include <MyType.h>
#include <intrins.h>
uint8 code Segment[]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71,0x00,0x00,0x00,0x00,0x00,0x00,0x00,};
sbit SegSec=P2^6;
sbit PosSec=P2^7;
#define DataPort P0
void Delay(int ms);
void main()
{
uint16 i=0,j,k,x=0xfe;
while(1)
{
for(j=0;j<23;j++)
{
for(i=100;i>0;i--)
{
   //1
   DataPort=0xfe;
   PosSec=1;
   PosSec=0;
   DataPort=Segment[j];
   SegSec=1;
   SegSec=0;
   DataPort=0xff;
   Delay(1);
   //2
   DataPort=0xfd;
   PosSec=1;
   PosSec=0;
   DataPort=Segment[j+1];
   SegSec=1;
   SegSec=0;
   DataPort=0xff;
   Delay(1);
   //3
   DataPort=0xfb;
   PosSec=1;
   PosSec=0;
   DataPort=Segment[j+2];
   SegSec=1;
   SegSec=0;
   DataPort=0xff;
   Delay(1);
   //4
   DataPort=0xf7;
   PosSec=1;
   PosSec=0;
   DataPort=Segment[j+3];
   SegSec=1;
   SegSec=0;
   DataPort=0xff;
   Delay(1);
   //5
   DataPort=0xef;
   PosSec=1;
   PosSec=0;
   DataPort=Segment[j+4];
   SegSec=1;
   SegSec=0;
   DataPort=0xff;
   Delay(1);
   //6
   DataPort=0xdf;
   PosSec=1;
   PosSec=0;
   DataPort=Segment[j+5];
   SegSec=1;
   SegSec=0;
   DataPort=0xff;
   Delay(1);
   //7
   DataPort=0xbf;
   PosSec=1;
   PosSec=0;
   DataPort=Segment[j+6];
   SegSec=1;
   SegSec=0;
   DataPort=0xff;
   Delay(1);
   //8
   DataPort=0x7f;
   PosSec=1;
   PosSec=0;
   DataPort=Segment[j+7];
   SegSec=1;
   SegSec=0;
   DataPort=0xff;
   Delay(1);
}
}
}
}
void Delay(int ms)
{
int i,j;
for(i=ms;i>0;i--)
for(j=112;j>0;j--);
}

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51單片機數碼管循環滾動程序