Atop-technology GW51C-MAXI-WDT User manual Manual de usuario descargar pdf (Pagina 46)

User manual Version 1.4

GW51C-MAXI Serial Server

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Atop provides Mini DIN connector to DB9 connector cable, the pin assignments of DB9 connector is shown

in the following table:

Pin#

RS-232

Full Duplex

RS-485

2 wire, Half Duplex

RS-485

4 wire, Full Duplex

1 DCD N/A N/A

2 RXD N/A (reserved)

TXD+

3 TXD

DATA+

RXD+

4 DTR N/A N/A

5 SG (Signal Ground) SG (Signal Ground) SG (Signal Ground)

6 DSR N/A N/A

7 RTS

DATA- RXD-

8 CTS N/A (reserved)

TXD-

9 N/A N/A N/A

Note: RS485 2 or 4 pins assignments of DB9 connector are different from those of Mini DIN connector.

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Atop-technology GW51C-MAXI-WDT User manual Manual de usuario Pagina 46