Registered in England No. 08405712
VAT Registration No. GB163 04 0349
Siretta Ltd
Basingstoke Road
Spencers Wood
Reading
Berkshire RG7 1PW
sales
email
web
+44(0)118 976 9000
www.siretta.com
31
QUARTZ-ONYX
Hardware Manual
RS232/RS485 Interface
The RS232/RS485 interface shares the green connector with the power supply.
RS232/RS485 mode is selected using software configuration (See the Software
User’s Manual).
When configured as RS485, a single RS485 port is enabled using the pins used are
shown below:
RS485 Port
When configured as R232, the pins used are shown below:
Serial Port 1
Serial Port 2
8
7
6
5
4
3
2
1