Genie Nano-CL C2450, Руководство пользователя

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Genie Nano-CL Series™ Operational Reference
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57
Counter and Timer Group Block Diagram
Line Selector =
Line C1 to C4
Physical
Line
Input
inverter
LineStatus
Trigger
Line
Activation
Trigger Signal
Timer
TimerEnd Event
CounterEnd Event
Software Trigger
Cmd
Input
Timer and Counter Module
Counter
Line
Debouncer
Event Driven
Trigger
Source
Trigger Module
Line
Detection
Level
Example: Counter Start Source = OFF
Countermode=OFF
Counter is
IDLE
Counter
Overflow
CounterEnd Event Generated
Counter is
Active
CounterStartSource=OFF
CounterWait
Trigger
Counter is incrementing
Countermode=Active
CounterResetSource=OFF
CounterResetSource=Event
Counter Reset CMD
Counter
Completed
CounterResetSource=CounterEnd
CounterStartSource=OFF
0
•
The counter starts on the counterReset Cmd.
•
The counter continues unless a new counterReset Cmd is received, which then restarts the
counter at 00.
• When Counter Reset Source= ‘Event’ or ‘CounterEnd’ the counter is reset to 00 but does
not restart counting, until the next CounterReset Cmd.