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a2208123
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2013-8-20 19:49
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#include <STC12C5A60S2.h>
#define uchar unsigned char
#define uint unsigned int
sbit start=P0^2;
sbit CY1=P2^3;
uchar num;
void main()
{
TMOD=0x01;
TH0=(65536-37037)/256;
TL0=(65536-37037)%256;
EA=1;
ET0=1;
TR0=1;
while(1);
}
void T0_time()interrupt 1
{
TH0=(65536-37037)/256;
TL0=(65536-37037)%256;
num++;
if(num==250)
{
num=0;
CY1=~CY1;
}
}
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