Setting/Checking The Gpib; Switching Between The System Controller Mode And Addressable-Only Mode; Setting/Checking The Gpib Address - Agilent Technologies 4294A Operating Manual

Setting/Checking the GPIB

This section describes how to set or check the interface necessary to use the Agilent
4294A's GPIB (General Purpose Interface Bus). For more information on automatic
measurements using the GPIB, refer to Programming Manual.
Switching between the System Controller Mode and Addressable-only
Mode
When you use the Agilent 4294A in an GPIB system, you have to specify whether to use it
as the system controller (system controller mode) or in the state where addressing is always
made from other devices (addressable-only mode). Follow these steps to switch between
the system controller mode and the addressable-only mode.
Step 1. Press the
Step 2. Select the system controller mode or addressable-only mode with one of the following
keys.
GPIB mode
system controller mode
addressable-only mode
NOTE There should only be one system controller on a GPIB system. If there is another system
controller, set this instrument to the addressable-only mode. If you try to set the Agilent
4294A as the system controller using the above key while there is another system
controller, the "CAUTION: CAN'T CHANGE - ANOTHOR CONROLLER ON BUS"
error message is displayed.
To pass the GPIB control from the controller to this instrument, set this instrument to the
addressable-only mode in advance.

Setting/Checking the GPIB address

Follow these steps to set or check the GPIB address of this instrument.
Step 1. Press the
Step 2. Press the
the screen, the currently set GPIB address is displayed.
Step 3. Use the keys or rotary knob of the ENTRY block in one of the following ways to specify
the GPIB address.
• Enter the desired value with the numeric keys (
key.
• Turn the rotary knob (
• Press the step keys ([­][¯]) to set the desired value.
The GPIB address can be set to an integer ranging from 0 through 30.
Chapter 9
Setting/Using Control and Management Functions
key to display the Local menu.
[Local]
key to display the Local menu.
[Local]
key. In the set parameter value field in the upper left area of
ADDRESS: HP-IB
) until the desired value is set.
m m m m
Setting/Checking the GPIB
Key operation
SYSTEM CONTROLLER
ADDRESSABLE ONLY MODE
to ) and then press the
[0] [9]
unit
[´1]
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