ETAS ES930.1, User Manual

Page: 39 / 139

ETAS Digital Input Channels ("DI" Connection)
ES930.1 - User Guide 39
Counting of inactive-active Edges
Fig. 5 - 9 Counting of inactive-active Edges
In the example in Fig. 5 - 9, the counter is reset at every sampling point.
Counting the active-inactive Edges
Fig. 5 - 10 Counting of active-inactive Edges
In the example in Fig. 5 - 10, the counter is reset at every sampling point.
Counting of inactive-active and active-inactive Edges
Fig. 5 - 11 Counting of inactive-active and active-inactive Edges
In the example in Fig. 5 - 11, the counter is reset at every sampling point.
Counting of Cycles
Fig. 5 - 12 Counting of Cycles
The counter is reset at every sampling point.
Time
Input
Signal
Active
Inactive
6
1 2 3
4 5
7
Time
Input
Signal
Act ive
Inact ive
6 1 2 3 4 5 7 n
Time
Input
Signal
Active
Inactive
12 2 4 6 8 10 14 n 11 1 3 5 7 9 13
Time
Input
Signal
Active
Inactive
2
Cycle Cycle
n 3 0 0 1