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Difference between revisions of "Falling edge detector"

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Источник сигнала минимальной длительности, синхронизируемый задним фронтом.
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A minimum duration (one execution cycle) signal source, synchronizing by falling edge.
  
Устанавливает на выходе единицу, при каждом изменении значения на входе с ненулевого на нулевое, ровно на один цикл выполнения диаграммы: при повторном входе потока выполнения в блок, выходное значение устанавливается равным нулю.
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Sets the output to "1" each time the value on the input changes from non-zero to zero, exactly one execution cycle: on thread of execution re-entry in the block, the output value is set to zero.
 
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Revision as of 06:40, 27 November 2015

Appearance
5 9 3 2.png
Symbol
FFD
Group
Counters and Edge Detectors
Inputs
Input: Logical
Outputs
Output: Logical
Version CANNY Lab
from 0.6b
Icon

A minimum duration (one execution cycle) signal source, synchronizing by falling edge.

Sets the output to "1" each time the value on the input changes from non-zero to zero, exactly one execution cycle: on thread of execution re-entry in the block, the output value is set to zero.


Examples

Step 1
Step 2
Step 3
Step 4

See also

Counter

Rising edge detector

Built-in Function Blocks