Avalue EBM-BYT Manual do Utilizador descarregar pdf (Página 24)

EBM-BYT User’s Manual

24 EBM-BYT User’s Manual

2.3.10 Serial port 2 connector (COM2)

RS-232 Mode

Signal

PIN

PIN

Signal

NRXDB#

2

1

NDCDB

NDTRB#

4

3

NTXDB

NDSRB#

6

5

GND

NCTSB#

8

7

NRTSB#

NC

10

9

NRIB#

RS-422 Mode

Signal

PIN

PIN

Signal

485TXP

2

1

485TXN

485RXN

4

3

485RXP

NC

6

5

GND

NC

8

7

NC

NC

10

9

NC

RS-485 Mode

Signal

PIN

PIN

Signal

485TXP

2

1

485TXN

NC

4

3

NC

NC

6

5

GND

NC

8

7

NC

NC

10

9

NC

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