SENA Rhio232 - Manual (Page 55)

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Appendix A. Connection
A.1 Serial Port Pin Outs
The pin assignment of the RHIO232 RJ45 connector is summarized in Table A-1. Each pin has
a function according to the serial communication type configuration.
Note : When connecting serial port to host, users should use the other end of CAT5 cable using
RJ45 to DB9 Female connector(included package).
Figure A-1. Pin layout of the RJ45 serial connector
Pin Description
1 RTS
2 DTR
3 TxD
4 GND
5 -
6 RxD
7 DSR
8 CTS
Table A-1. Pin assignment of the RJ45 serial connector