
Appendix A Specifications
206
Serial Ports A and B
5
4
32
1
9876
Figure A-5. Serial Ports A and B
Table A-9. Serial Port Connector Pinout
Pin Signal Description
1 DCD Data carrier detected
2 RXD Receive data
3 TXD Transmit data
4 DTR Data terminal ready
5 GND Ground
6 DSR Data set ready
7 RTS Request to send
8 CTS Clear to send
9 RIA Ring indication active
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