HP E1429A manual Meas.C

MEAS.C

/* MEAS.C - This program demonstrates how to take readings using the */

/* digitizer’s MEASure command. In this program, MEASure configures the */ /* digitizer to take 10 readings on the 5V range, using the differential */

/* input port. */

/* Include the following header files */

#include	<stdio.h>
#include	<stdlib.h>
#include	<string.h>
#include	<malloc.h>
#include	<cfunc.h>	/* This file is from the HP-IB Command Library Disk */
#define	ADDR 70905L	/* I/O path from PC to the digitizer, via the E1406 */

/* Function Prototypes */

void rst_clr(void); void ad_meas(void);

void check_error(char *func_tion);

/****************************************************************************/

void main(void) /* run the program */

{

rst_clr();	/* reset the digitizer */
ad_meas();	/* function which configures the digitizer and makes */
	/* the measurement */

}

/****************************************************************************/ void ad_meas(void)

{

int i = 0, readings = 10; float *rdgs;

/* dynamically allocate memory for readings */

rdgs = malloc(10 * sizeof(float));

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38 Getting Started Chapter 1