Serial Communication - Siemens 7XV5673 Device Manual

8.3.2

Serial Communication

8.3.2.1 I/O Mirror Client
Prerequisite
Under Ethernet communication, no I/O mirror mode must be parameterized.
Parameterization
The following parameters can be parameterized for serial communication (FO or RS485) for the I/O mirror client
mode, see also chapter 6.3.3.8:
Table 8-7
Parameter
Operating mode
Communication mode
Baud rate
Response timeout
(only communications mode bidi-
rectional)
Send time synchronization
If there is an FO interface:
Fiber optical idle state
Response Timeout Setting
Siemens recommends the response timeout settings indicated in the following table for the respectively param-
eterized baud rate in the communication mode bidirectional:
Table 8-8
Baud Rate
(bit/s)
187 500
115 200
57 600
38 400
19 200
9600
4800
2400
1200
SICAM I/O Unit, 7XV5673, Device Manual
E50417-H1040-C484-A3, Edition 05.2012
I/O Mirror Client Settings at Serial Communication
I/O mirror client
Bidirectional
115 200 bit/s
3 * 10 ms
No
Light OFF
Response Timeout Settings Depending on the Set Baud Rate
Response Timeout
(ms)
30
30
30
40
50
60
90
160
300
Default Settings
8 Communication
8.3 I/O Mirror
Settings
-
Bidirectional
Unidirectional
Acc. to list box
(see chapter 13.2.4)
10 ms to 60 000 ms
Yes (every minute)
No
Light OFF
Light ON
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