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.
Really depends on the circuit but for all practical simple purposes it turns the LED on and off. That can be done several ways. Pulses from a clock or other source is one method. The LED can be turned on and off for equal periods or on a short time and off longer time. Your question is a little open ended with several answers.
LEDs can be made to blink by applying a low frequency square wave to its terminals. You can use 555 timer IC to make LEDs blink or stuffs like that >_>
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