SMART I/O User’s Manual

Chapter 6 Communications Modules

 

 

 

 

 

 

 

 

 

 

6.1.6 Configuration

Jumper J1 - EEPROM Protection

Jumper Settings

Description

J1

set

EEPROM is not hardware write protected

 

open

EEPROM is hardware write protected

6.1.7 Pinouts

Screw Terminal Pinouts

The following shows the pinout/signal relationship for the SM-RS232 when connected to a particular screw terminal block.

Pin 1

Pin 13

Pin 2Pin 14

 

 

Pin Nr. Signal

Description

Pin Nr. Signal

Description

 

 

1

TxD

Transmit Signal

2

N/C

No Connection

 

3

RxD

Receive Signal

4

N/C

No Connection

5

DTR

Data Terminal Ready

6

N/C

No Connection

7

CTS

Clear to Send

8

N/C

No Connection

9

N/C

No Connection

10

N/C

No Connection

11

N/C

No Connection

12

N/C

No Connection

13

GND

Ground

14

GND

Ground

 

Page

6 - 8

 

 

©1996 PEP Modular Computers GmbH

March 12, 1996

 

 

 

 

 

 

 

 

 

 

 

Page 290
Image 290
Pepper Computer RS485, RS232 user manual Jumper Settings Description