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Hi, am trying to design ON/OFF switching circuit using the same push-button,
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nyame:
Hi, am trying to design ON/OFF switching circuit using the same push-button, i tried using the circuit attached below but it does not work, will appreciate any help. thanks
Vtile:
magic search word is "TOGGLE".
Wimberleytech:

--- Quote from: nyame on December 04, 2018, 09:52:56 pm ---Hi, am trying to design ON/OFF switching circuit using the same push-button, i tried using the circuit attached below but it does not work, will appreciate any help. thanks

--- End quote ---

A D flip flop with Qbar tied to D.  Resistor pullup on clock. Push button from clock to ground.  To address switch bounce, RC delay from Qbar to D.
tautech:
First 'toggle switch 555' hit on Google:
http://www.zen22142.zen.co.uk/Circuits/Switching/555toggle.htm
malagas_on_fire:
 What about a transistored one?

http://danyk.cz/zap-vyp_en.html

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