Good 555 timer tutorial. - Page 3 - Electronic Circuits Projects Diagrams Free

alhoop · 29th January 2009, 02:38 AM

Quote:

Originally Posted by blueroomelectronics

Who needs a 555 now that microcontrollers are cheap.

Someone who doesn't have programming resources.
Al

Hero999 · 29th January 2009, 12:27 PM

You'd have to be pretty silly to use an MCU if all you want is a 30 second timer relay or a flashing LED.

blueroomelectronics · 29th January 2009, 07:27 PM

Quote:

Originally Posted by Hero999

You'd have to be pretty silly to use an MCU if all you want is a 30 second timer relay or a flashing LED.

It's anything beyond that where it gets complex for a simple 555.

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29th January 2009, 12:27 PM	#32
Hero999	You'd have to be pretty silly to use an MCU if all you want is a 30 second timer relay or a flashing LED. __________________ I do not answer private messages asking for help because no one else can: benefit from advice I may give or correct me if I'm wrong. Please ask on the open forum if you have a question and I'll be happy to help, if I know the answer.