Moxa Technologies CP-104UL Computer Drive User Manual


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Smartio CP-104UL User’s Manual
5-2
Individual Port Pinouts—DB9 and DB25 Male
RS-232
DB9 DB25
Pin No. Signal Pin No. Signal
1 DCD 2 TxD
2 RxD 3 RxD
3 TxD 4 RTS
4 DTR 5 CTS
5 GND 6 DSR
6 DSR 7 GND
7 RTS 8 DCD
8 CTS 20 DTR
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