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HARDWARE DESCRIPTION
3 HARDWARE DESCRIPTION
Installed communication interfaces depend on device type.
3.1 RS232 INTERFACE
Cable
CMU 200 / RS232 to PC / RS232
CMU 200
DB9 F pin
Signal
Direction
PC
Signal
DB9 F pin
2
RX
<-------
TX
3
3
TX
------->
RX
2
5
GND
<------->
GND
5
3.2 RS485 INTERFACE
Description
Single, galvanically isolated, half duplex, RS485 port with Phoenix 3 pin screw connector.
Automatic switch to receive after end of transmission with additional terminating and
stabilizating resistors.
Hardware settings
For proper functioning of that board some settings must be done:
board address
Company:
Device:
Document:
Code:
Version:
Date:
Page:
Ediseja 21 CMU 200
User manual CMUMU200
V3
01.02.13
15
Picture 3.1: DB9 F connector
Содержание CMU 200
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