Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Hi
I am trying to put together a circuit that has 3 buttons for control.
Button 1: Power on/Select output
Button 2: Enable output
Button 3: Power off
Each output needs to oscillate the same bank of LEDs but at 5 different preset frequencies (frequency preset chosen with select button).
It...
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