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1256E User Manual
Computer Interfaces 4-14
Racal Instruments
©
2002
knob until line 3 reads as shown below:
-----SETTINGS-----
Type: GPIB
> Option: Address <
Status: 14
5. If line 4 of the display already indicates the desired address
number, then no further action is necessary. Otherwise, press
the fourth key. Rotate the knob until line 4 indicates the desired
address. In this example, 15 is the desired address:
-----SETTINGS-----
Type: GPIB
Option: Address
<Update?: 15
Then press the fourth key to confirm the update. Pressing
any other button cancels the change.
NOTE
Menu preferences are not normally retained after the
power is removed from the instrument. To make (a)
menu preference(s) permanent, make the desired
change(s) to settings first and then proceed to the
section Storing the Menu Preferences to make the
changes permanent. Following this procedure will put
the settings into non-volatile memory and allow them
to be restored during instrument power-up.
Service Request
(SRQ)
The 1256 may generate a service request (SRQ) in response to a
variety of events. These events include detecting a programming
error or confidence mode failure, generating a response to a query,
and many others.
Consult the
IEEE-488.2 Status Description
section in
Chapter 5,
SCPI Command BASICS
for a description of how to program the
1256 to generate a service request.
Using the RS-232 Interface
Basic RS-232
Information
The RS-232 interface provides a simple way to control the 1256
from virtually any computer. Nearly every computer has a serial
(Com) port. The only extra hardware required is a serial cable.
This section gives information about connecting the 1256 to the
computer via serial cable, setting up the 1256 for serial port