www.pudn.com > EXT.rar > testLED.c

#include 
#include 
#include 
#include 
#include 
#include 
int main()
{
	int fd1,fd2;
	int i,ret;
	int buf;
	fd1=open("/dev/SimpleLED",O_RDWR);
	if (fd1<0)
	{
	printf("Error open SimpleLED\n");
	}
	else
	{
	printf("Open SimpleLED success!\n");
	}
	for(;;)
	{
	buf=random();
	//printf("%x\n",buf);
	usleep(1000);
	write(fd1,&buf,buf);
	}
	return 0;
}