// TAMS USB Switch Controller Example
// A complete program to control a switch.

#include <stdio.h>

#include "tamsSC.h"

main ()

{
	// Declare the handle to the USB device.

	tHANDLE	handle;

	// Start a session with the USB device.  This call will automatically find the USB device.
	// If there is more than one USB device, then the ID string must be passed to uniquely
	// identify which USB device session to start.  See example2.

	if (INVALID_HANDLE_VALUE == (handle = tamsSCstart (""))) {
		fprintf (stderr, tamsSCerror ());
		exit (1);
	}

	// Set switch 4 to position B.  
	// For example, switch 4 in this case could be an Agilent 1810, 1811, or 1812.
	// This call will energize one of the switch's two coils, wait until the switching operation
	// has completed, and then return.

	tamsSCswitch (handle, SWITCH_4, POSITION_B);

	// Optionally:  with error checking.  This time the switch is put to position A.

	if (FAIL == tamsSCswitch (handle, SWITCH_4, POSITION_A))
		fprintf (stderr, tamsSCerror ());

	// Shut down the USB session before exiting the program

	tamsSCend (handle);
}