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.
I'd like to make a little programmable timer to countdown minutes and seconds. Doesn't even have to be particularly accurate. I have a 16C57 (bought long ago) I can use and a 16F57 to test on, which I know are ancient but still plenty adequate for this. It needs to (indirectly) drive a...
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