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Breadboard Project: 0 to 99 Counter

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Uploaded by on Jun 26, 2011

It counts from 0 to 99 using a 555 timer, 4520 IC and two 4511 ICs. Each 4511 connects to a 7-segment display, one for units and one for tens. It counts about 1/3 faster than normal time. When the push button is pressed it resets the displays back to 0.

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Science & Technology

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Standard YouTube License

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  • Fancy Camera :P

  • This is pretty sweet. Can you share what book your using? I want to get into this also!!

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