Moxa Technologies CP-104UL Manual de usuario descargar pdf (Pagina 55)

Connection Cables and Cable Wiring

In this chapter, we illustrate the possible connections and cable wiring for the CP-104UL

boards.

In serial data communications, DTE stands for Data Terminal Equipment, such as a PC’s

COM1/2, serial printers, and terminals, and DCE stands for Data Communication

Equipment, such as modems.

RS-232 Cable Wiring

Board Pinouts—DB44 Female

RS-232

Port 1 Port 2 Port 3 Port 4

13 TxD 9 TxD 5 TxD

TxD

14 RxD 10 RxD 6 RxD

RxD

15 RTS 11 RTS 7 RTS 3 RTS

28 CTS 24 CTS 20 CTS 16 CTS

29 DTR 25 DTR 21 DTR 17 DTR

30 DSR 26 DSR 22 DSR 18 DSR

42 DCD 39 DCD 35 DCD 31 DCD

44 GND 41 GND 37 GND 33 GND

1 2 ... 50 51 52 53 54 55 56 57 58 59 60 61 62 63

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Moxa Technologies CP-104UL Manual de usuario Pagina 55