Counts down to zero from an initial value following an input transition from False to True.
After counting down to zero, the block resets and changes the value of the underflow.
Inputs
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Slots
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Type
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Default
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Description
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In
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Digital
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Null
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The input to monitor.
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Reset
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Digital
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False
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A True value will cause the output to be reset back to the initial starting value, and the Underflow set to False.
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Outputs
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Slots
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Type
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Description
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Out
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Integer
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The output count value.
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Underflow
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Digital
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When the output (Out) reaches zero, the value will be True for one cycle, and then set to False. The initial state is False.
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Properties
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Slots
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Description
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StartAt
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The initial value of the countdown.
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