Rity82 connector mapping, External serial port 1 connector (com1), 1 rity82 connector mapping – Avalue RITY82 User Manual

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RITY82

10 RITY82 Quick Reference Guide

2.1 RITY82 connector mapping

2.2.1

External Serial Port 1 connector (COM1)

In RS-232 Mode

Signal

PIN PIN

Signal

DCDA#

1

2

RXDA

TXDA

3

4

DTRA#

GND

5

6

DSRA#

RTSA#

7

8

CTSA#

RIA#

9

In RS-422 Mode

Signal

PIN PIN

Signal

TxD1-

1

2

TxD1+

RxD1+

3

4

RxD1-

GND

5

6

NC

NC

7

8

NC

NC

9

In RS-485 Mode

Signal

PIN PIN

Signal

DATA1-

1

2

DATA1+

NC

3

4

NC

GND

5

6

NC

NC

7

8

NC

NC

9