Startechcom CB1S485 Manual do Utilizador descarregar pdf (Página 6)

Instruction Manual

3

Terminator Settings

DB9 Connector Pinout

Terminator Enable/

Disable Switches

Switch

Name

Jumper

Positions

Mode and

Termination

Resistor Setting

TXD

Up

(default)

2-wire RS-485

mode (Note)

Down

4-wire RS-422

mode

RXD

Up

Transmitting data

will be echoed

back

Down

(default)

No echo data

RTS

Up

(default)

RTS will be

connected to CTS

Down

RTS and CTS

operate normally

CTS

Up

CTS Terminator

Disabled

Down

(default)

CTS Terminator

Enabled

9 Pins Signal

1 TXD- (DATA-)

2 TXD+ (DATA+)

3 RXD+

4 RXD-

5 GND

6 RTS-

7 RTS+

8 CTS+

9 CTS-

1 5

96

1 2 3 4 5 6 7 8 9 10 11 12 13

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