#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>

#include "phlib.h"

#define		NP 50


int main()
{
double 	v;

if(!open_phoenix())
	{
	fprintf(stderr, "Phoenix driver open failed.\n");
	exit(1);
	}

fprintf(stderr,"Make sound.\n\a");

for(;;) 
	{
//	fprintf(stderr,"Make sound.\n\a");
	v = f2rtime(0,1);
	if(v < 0) continue;
	printf("%f usec %f\n", v, 340.0 * v * 1.0e-6);
	sleep(1);
	}
		
return 0;
}