Configuration and Installation
Chapter 2
GPIB-232CV User Manual
2-4
© National Instruments Corp.
Warning:
Most of the circuitry in the GPIB-232CV uses advanced
CMOS technology and can be damaged by static
electricity. Avoid touching any of the components and
take any necessary CMOS handling precautions.
6.
Close the unit and re-insert the screws removed in Step 2.
Set Configuration Switches
The DIP switches at location U20 and U22 on the printed wire board are
used to configure the GPIB-232CV. The DIP switch at location U22 is
used to configure the mode of the GPIB-232CV as well as the address of
the GPIB device. The DIP switch, shown in Figure 2-3, has eight
configuration switches.
1
2
3
4
5
6
7
8
O
O
F
F
N
U22
Figure 2-3. Factory Default Settings for Switch U22
Figure 2-3 shows the GPIB-232CV's factory default settings for switch
U22. Switch 1 is in the OFF position; this indicates that the unit is
configured to operate in D mode. Switches 2 and 3 are in the OFF position;
this indicates that SRQ is disabled and the small serial buffer is selected.
Switches 4 through 8 are in the OFF OFF ON OFF ON positions,
respectively; this indicates a GPIB primary address of 5.
Tables 2-1, 2-2, and 2-3 show the possible configurations of the eight
switches and what the configurations indicate.
Summary of Contents for GPIB-232CV
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