/*
  Example 1: use of SEND & ENTER to communicate
  with an instrument (Keithley 195 meter)
*/
#include <ieee-c.h>

#define K195 16

void main ()
{
    int status,l;
    char r[80];

    initialize (21,0);      /* make PC a controller at address 21 */
    send (K195,"F0R0X",&status);     /* device command to set mode */
    enter (r,80,&l,K195,&status);    /* read a voltage */
    printf ("Data received=%s\n",r);
}