User`s guide

3
Contents
1. Introduction
About this Guide ..........................................................................................................................................7
Documentation Summary.............................................................................................................................7
User’s Guide..............................................................................................................................................7
External Documents ..................................................................................................................................7
Prerequisites for Using this Guide................................................................................................................8
VXIplug&play Power Products Instrument Drivers.....................................................................................8
Downloading and Installing the Driver .....................................................................................................8
Accessng Online Help ...............................................................................................................................8
2. Remote Programming
GPIB Capabilities of the Power Supply .......................................................................................................9
Introduction to SCPI.....................................................................................................................................9
Conventions...............................................................................................................................................9
SCPI Messages........................................................................................................................................10
Types of SCPI Commands ......................................................................................................................10
Structure of a Message ............................................................................................................................10
Parts of a SCPI Message .........................................................................................................................11
Traversing the Command Tree................................................................................................................12
Including Common Commands...............................................................................................................14
SCPI Queries...........................................................................................................................................14
Value Coupling........................................................................................................................................14
SCPI Data Formats..................................................................................................................................14
Examples....................................................................................................................................................15
Controlling Output ..................................................................................................................................16
Saving and Recalling States ....................................................................................................................17
Writing to the Display .............................................................................................................................17
Programming Status ................................................................................................................................17
Programming the Digital I/O Port ...........................................................................................................18
System Considerations ...............................................................................................................................18
The GPIB Address ..................................................................................................................................18
DOS Drivers............................................................................................................................................20
Agilent BASIC Controllers .....................................................................................................................20
Sample Program Code.............................................................................................................................20
3. Language Dictionary
Introduction................................................................................................................................................25
Parameters ...............................................................................................................................................25
Related Commands..................................................................................................................................25
Order of Presentation ..............................................................................................................................25
Common Commands...............................................................................................................................25
Subsystem Commands.............................................................................................................................25
Description of Common Commands ..........................................................................................................26
*CLS........................................................................................................................................................26
*ESE........................................................................................................................................................27
*ESR?......................................................................................................................................................27
*IDN?......................................................................................................................................................28
*OPC.......................................................................................................................................................28
*OPC? .....................................................................................................................................................29
*OPT? .....................................................................................................................................................29
*PSC........................................................................................................................................................29
*RCL.......................................................................................................................................................30