Moxa Technologies SMART SERIAL BOARD CP-118U User Manual
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5. Pin Assignments
Male DB9 (Opt8-D/Opt8-M9)
1
5
6
9
Pin
RS-232
RS-422 /
4-wire RS-485
2-wire RS-485
1 DCD TxD-(A)
---
2 RxD TxD+(B)
---
3 TxD RxD+(B) Data+(B)
4 DTR RxD-(A) Data-(A)
5 GND GND
GND
6 DSR
---
---
7 RTS
---
---
8 CTS
---
---
9 ---
---
---
Male DB25 (Opt8B/C)
1
13
14
25
Pin
RS-232
RS-422 /
4-wire RS-485
2-wire RS-485
2 TxD RxD+(B) Data+(B)
3 RxD TxD+(B)
---
4 RTS
---
---
5 CTS
---
---
6 DSR
---
---
7 GND GND
GND
8 DCD TxD-(A)
---
20 DTR RxD-(A) Data-(A)
Female DB25 (Opt8A/S)
13
1
25
14
Pin
RS-232
RS-422 /
4-wire RS-485
2-wire RS-485
2 RxD TxD+(B)
---
3 TxD RxD+(B) Data+(B)
4 CTS
---
---
5 RTS
---
---
6 DTR RxD-(A) Data-(A)
7 GND GND
GND
8 DCD TxD-(A)
---
20 DSR
---
---
RJ45 (Opt8-RJ45)
1
8
Pin
RS-232
RS-422 /
4-wire RS-485
2-wire RS-485
1 DSR
---
---
2 RTS
---
---
3 GND GND
GND
4 TxD RxD+(B) Data+(B)
5 RxD TxD+(B)
---
6 DCD TxD-(A)
---
7 CTS
---
---
8 DTR RxD-(A) Data-(A)
Copyright
2005
Moxa Technologies Co., Ltd.
All rights reserved.
Reproduction without permission is prohibited.
Tel:
+886-2-8919-123
Fax:
+886-2-8919-1231