RS-232 Interface(CM1-CPnE/F)

Owned by 주익균(Ik Kyun Joo)
Last updated: Dec 09, 2024
2 min read

▶  RJ11 (6Pin) port is built-in for RS-232 (Loader Only)

Pin No.

Signal Name

Description

1

-

-

2

TXD

Transmit Data

3

RXD

Receive Data

4

-

-

5

SGND

Signal Ground

6

-

-

Normal wiring for USB to Serial (RS-232) Converter (CM0-CBL15/30)

 

image-20241209-053019.png

 

image-20241209-053036.png

▶  USB B type or mini-B type for Loader

 

 

 

 

▶  3 Pin spring type Terminal Block for RS-232

▶  2.54 mm Pitch 3pin / PCB Spring type / AWG 26 ~ 20

Pin No.

Signal Name

Description

1

RX

Receive Data

2

TX

Transmit Data

3

SGND

Signal Ground

Normal wiring for USB to Serial (RS-232) Converter.

 



▶  RJ45 connector for RS-232

Modem (Flow Control)

Pin No.

Signal Name

Description

1

DSR/RI

Data set Ready / Ring Indicator

2

DCD

Data Carrier Detect

3

DTR

Data Terminal Ready

4

SGND

Signal Ground

5

RXD

Receive Data

6

TXD

Transmit Data

7

CTS

Clear to Send

8

RTS

Request To Send

 

Null Modem (Non Flow Control)

Pin No.

Signal Name

Description

1

 

 

2

 

 

3

 

 

4

SGND

Signal Ground

5

RXD

Receive Data

6

TXD

Transmit Data

7

 

 

8

 

 

 

▶  RJ45 connector for RS-422/485

 

RS-422

Pin No.

Signal Name

Description

1

TXD+

Send Data (+)

2

TXD-

Send Data (-)

3

RXD+

Receive Data (+)

4

-

-

5

RXD-

Receive Data (-)

6

-

-

7

-

-

8

SGND

Signal Ground

 

RS-485

Pin No.

Signal Name

Description

1

TRXD+

Transmit/Receive Data (+)

2

TRXD-

Transmit/Receive Data (-)

3

TRXD+

Transmit/Receive Data (+)

4

-

-

5

TRXD-

Transmit/Receive Data (-)

6

-

-

7

-

-

8

SGND

Signal Ground

※ Connect Pin 1-3, Pin 2-4