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Chapter 7 Built-in High-speed Counter Function
XBC E-Type Main Unit
7-6
Ver. 1
II. 1-phase, 2-input, 1-multiplication operation mode
a. A-phase input pulse counts at rising and increasing/decreasing
will be selected by B-phase.
Increasing/Decreasing classification
A-phase input pulse
rising
A-phase input pulse
falling
B-phase input pulse Off
Increasing count
-
B-phase input pulse On
Decreasing count
-
Operation example
ii. 2-phase count mode
I.
2-phase, 2-multiplication operation mode
II. A-phase input pulse and B-phase input pulse count at rising. If A-phase
input is antecedent to B-phase input, increasing operation starts, and if
B-phase input is antecedent to A-phase input, decreasing operation
starts.
Operation example
Increasing
Decreasing
2 3
5 6 7 8 9 8 7 6 5 4 3
4
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