Moxa C104HS-DB25 [2/2] Pin assignments

Moxa C104HS-DB25 [2/2] Pin assignments
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5. Pin Assignments
C104H boards have one female DB37 connector on the board. You may
use the male DB37 to 4 x male DB25 cable (included as a standard
accessory) to connect to your serial devices, or purchase one of four
optional accessories. In the following figures, we give the pin
assignments for the serial device side of the four connection options.
CBL-M37M25x4-30
Male DB37 to male DB25 x 4
Male DB25
1
14
13
25
Pin RS-232
2 TxD
3 RxD
4 RTS
5 CTS
6 DSR
7 GND
8 DCD
20 DTR
CBL-M37M9x4-30
Male DB37 to male DB9 x 4
Opt4-M9A
Male DB37 to male DB9 x 4
Male DB9
15
69
Pin RS-232
1 DCD
2 RxD
3 TxD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
Opt4-RJ45A
Male DB37 to 8-pin RJ45 x 4
8-pin RJ45
18
Pin RS-232
1 DSR
2 RTS
3 GND
4 TxD
5 RxD
6 DCD
7 CTS
8 DTR
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