User Manual

SerialGate User Guide

Pin Specification (SerialGate-1010(W)/ALL, SerialGate-1020(W)/ALL)

RS232

RS422 Full Duplex

1 2 3 4 5

S485 Half Duplex

Signal Description

1 DCD

Data Carrier Detection (Input)

2 RXD

Receive Data (Input)

3 TXD

Transmit Data (Output)

4 DTR

Data Terminal Ready (Output)

5 GND

Ground

6 DSR

Data Set Ready (input)

7 RTS

Request to Send (Output)

8 CTS

Clear to Send (Input)

9 RI

Ring Indicator (Input)

Signal Description

1TXD+

Transmit differential data positive

(Output)

2TXD-

Transmit differential data negative

(Output)

3 GND Ground

4RXD+

Receive differential data positive

(Input)

5RXD-

Receive differential data negative

(input)

Signal Description

1TRXD+

Transmit/Receive differential data

positive

2TRXD-

Transmit/Receive differential data

negative

3 GND Ground