Moxa Technologies CP-132U Series Manual do Utilizador descarregar pdf (Página 92)

PCI Express Board User’s Manual Pin Assignments

5-15

Device Side Pin Assignments

Male DB9 (CBL-M44M9x4-50)

15

69

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 --- ---

Male DB25 (CBL-M44M25x4-50)

1

14

13

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)

1 2 ... 87 88 89 90 91 92 93 94 95 96 97 98 99

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