t1t0.c

口若悬河口若悬河口若悬河口若悬河口若悬河口若悬河口若悬河口若悬河口若悬河

#include"reg51.h"
unsigned char seg[16]={0x10,0xf9,0xa4,0x0b,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,
    0x83,0xc6,0xa1,0x86,0x8e};	 //0-F笔段码
//sbit IP1=IP^1;
bit tm01s=0;
bit tm11s=0;
void main()
{
unsigned char i=0;
TMOD=0x11;
//TMOD=0x1f;
TL0=0xb0;TH0=0x3c;TL1=0xc0;TH1=0x3c;
TR0=1;TR1=1;
EA=1;
ET0=1;ET1=1;
PT0=1;//IP1=1;	//T0低优先设为1即T0>T1
//IPH=0x0f;
while(1)
{
if(tm11s)
{tm11s=0;
P0=seg[i];
i++;
if(i==16)i=0;
}
else if(tm01s)
{tm01s=0;
P0=~P0;
}}
}

void timer0() interrupt 1//3
{
unsigned char t;
TL0=0xb0;TH0=0x3c;
t++;
//TF1=0;
if(t==20)
{t=0;tm01s=1;}
}
void timer1() interrupt 3
{
unsigned char t;
TL1=0xb0;TH1=0x3c;
t++;
TF1=0;
if(t==20)
{t=0;tm11s=1;}
}