Figure 1-5. Rs-232 Connector And Signal Designations - National Instruments GPIB-232CV-A User Manual

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RS-232 Connector
The RS-232 port on the GPIB-232CV-A is configured as a DTE (Data
Terminal Equipment) and uses a standard 9-pin shielded D-Subminiature
male connector with screwlock assemblies. The RS-232 connector accepts
standard 9-pin D-Subminiature female connectors. Figure 1-5 shows a
diagram of the serial connector and the signals supported. For more
information on the RS-232 signals refer to Appendix B,
Serial Device.
No Connection
No Connection

Figure 1-5. RS-232 Connector and Signal Designations

RTS
CTS
1-7
Chapter 1 Introduction
Interfacing to a
No Connection
RXD
TXD
DTR
GND
GPIB-232CV-A User Manual