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//INT0 interrupt program
#include reg52.h
void delay(unsigned int x);
main()
{
IT0=1; //Falling edge trigger
EX0=1; //Open INT0 interrupt
EA=1;
P1=0xff;
while(1)
{ }
}
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PC: CentOS5.4
Kernel: Linux 3.0.1
Development board: ok6410
Cross compiler: arm-linux-gcc 4.4.1
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