Chapter 2 2-11
Introduction to Instrument Control
Instrument Control using HP BASIC
b. Set the system control mode to either “pass-control” or “talker/listener” mode. These
are the only control modes in which the analyzer will accept commands over GPIB.
For more information on control modes, see “Bus Device Modes” on page 3-12. To set
the system-control mode, press:
or
4. Check the interface bus by performing a simple command from the computer controller.
Type the following command on the controller:
OUTPUT 716;”PRES;” or
NOTE HP 9000 Series 300 computers use the key as both execute and
enter. Some other computers may have an , , or key
that performs the same function. For reasons of simplicity, the notation
is used throughout this document.
This command should preset the analyzer. If an instrument preset does not occur, there
is a problem. Check all GPIB addresses and connections. Most GPIB problems are
caused by an incorrect address or faulty/loose GPIB cables.
Local
Local
Execute Return
Return
Enter Execute Exec
Return