
Parameterising 1xcounter/16xdigital input module
Input data / output data
13
Parameter setting via PROFIBUS−DP
13.4
13.4.2
L
13.4−3
EDSPM−TXXX−9.0−11/2009
The current count value is located in bytes 0 to 3 (Data Out) and can be read out
there. Bytes 4 and 5 contain the control signals (E.0 ... E.15).
Act. value
counter
Start value counter
Data to module
Data from module
Data Out
E.0...E.7
E.0...E.7
Data Out
E.8...E.15
E.8...E.15
Data Out
Data Out
Data In
Data Out
Data Out
Data Out
Data Out
Data In
Data In
Data In
Data In
Data In
Data In
Control
Data In
Ref. Freq.
0
0
0
0
A
B
Start=1
dec
Load=4
dec
Stop=2
dec
Clear=8
dec
1
1
1
1
2
2
2
2
3
3
3
3
4
4
4
5
5
5
:
E.0
E.1
E.2
E.15
epm−t254
Fig. 13.4−2 Counter access − 1xcounter/16xdigital input
Output data
Counter access
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