Edge Detector, Pulse generator

NOTE: detected pulse should be no less than a single clockwide pulse.

1.Positive edge detector

 

 2.Negative edge detector

 

3.Both negative and positve edge detector

 

 

 

4. Toggle Circuit

 

function:

The input signal of a pulse synchronizer is a single clockwide pulse that triggers
a toggle circuit in the originating clock domain.The output of the toggle circuit

switches from high to low and vice versa each time it receives a pulse.