#include <stdio.h>
#include <sys/time.h>

#include "phlib.h"

#define		NP 500

int main()
{
double	t[NP], adc[NP];

int k;

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

writeOutputs(255);	// All digital outputs to HIGH
sleep(1);
writeOutputs(0);	// take them low

readBlock(NP, t, adc, 0, 0);	// digitize the voltage NP times

for(k = 1; k < NP; ++k)  printf("%f %f\n", t[k], adc[k]);

return 0;
}