单片机C语言程序(数码管动态静态显示)

0123动态显示：
#include
#define uchar unsigned char
#define uint unsigned int
uint num,numdu,numwe;
uchar code tabledu[]={
0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x77,0x7c,
0x39,0x5e,0x79,0x71};
uchar code tablewe[]={
0xfe,0xfd,0xfb,0xf7};
sbit dula=P2^6;
sbit wela=P2^7;
void display();
void main()
{
EA=1;
ET1=1;
TMOD=0x10;
TH1=(65536-500)/256;
TH0=(65536-500)%256;
TR1=1;
num=0;
while(1)
{
if(num==20)
{
num=0;
if(numdu==4)
numdu=0;
if(numwe==4)
numwe=0;
display();
numdu++;
numwe++;
}
}
}
void time1() interrupt 3
{
TH1=(65536-500)/256;
TH0=(65536-500)%256;
num++;
}
void display()
{
P0=0xff;
wela=1;
wela=0;
P0=tabledu[numdu];
dula=1;
dula=0;
P0=tablewe[numwe];
wela=1;
wela=0;
}

0123静态显示：
#include
#define uchar unsigned char
#define uint unsigned int
uint num,numdu,numwe;
uchar code tabledu[]={
0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x77,0x7c,
0x39,0x5e,0x79,0x71};
uchar code tablewe[]={
0xfe,0xfd,0xfb,0xf7};
sbit dula=P2^6;
sbit wela=P2^7;
void delay(uchar);
void main()
{
EA=1;
ET1=1;
TMOD=0x10;
TH1=(65536-50000)/256;
TH0=(65536-50000)%256;
TR1=1;
while(1)
{
P0=0xff;
wela=1;
wela=0;
P0=tabledu[0];
dula=1;
dula=0;
P0=tablewe[0];
wela=1;
wela=0;
P0=0xff;
wela=1;
wela=0;
P0=tabledu[1];
dula=1;
dula=0;
P0=tablewe[1];
wela=1;
wela=0;
P0=0xff;
wela=1;
wela=0;
P0=tabledu[2];
dula=1;
dula=0;
P0=tablewe[2];
wela=1;
wela=0;
P0=0xff;
wela=1;
wela=0;
P0=tabledu[3];
dula=1;
dula=0;
P0=tablewe[3];
wela=1;
wela=0;
}
}
0-999循环跳变
#include
#define uchar unsigned char
#define uint unsigned int
uint a,b,count,num,numdu,numwe;
uchar code tabledu[]={
0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x77,0x7c,
0x39,0x5e,0x79,0x71};
uchar code tablewe[]={
0xfe,0xfd,0xfb,0xf7};
sbit dula=P2^6;
sbit wela=P2^7;
void delay(uchar);
void display(uchar,uchar,uchar);
void main()
{
EA=1;
ET1=1;
TMOD=0x10;
TH1=(65536-50000)/256;
TH0=(65536-50000)%256;
TR1=1;
count=0;
while(1)
{
if(num==20)
{
num=0;
if(count==1000)
count=0;

count++;
}
display(count/100,count%100/10,count%10);
}
}
void time1() interrupt 3
{
TH1=(65536-50000)/256;
TH0=(65536-50000)%256;
num++;
}
void display(uchar bai,uchar shi,uchar ge)
{
P0=0xff;
wela=1;
wela=0;
P0=tabledu[bai];
dula=1;
dula=0;
P0=tablewe[1];
wela=1;
wela=0;
delay(1);
P0=0xff;
wela=1;
wela=0;
P0=tabledu[shi];
dula=1;
dula=0;
P0=tablewe[2];
wela=1;
wela=0;
delay(1);
P0=0xff;
wela=1;
wela=0;
P0=tabledu[ge];
dula=1;
dula=0;
P0=tablewe[3];
wela=1;
wela=0;
delay(1);
}
void delay(uchar x)
{
uchar a,b;
for(a=x;a>0;a--)
for(b=200;b>0;b--);
}