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Digital Hourglass | Electronics Lab

Digital Hourglass
Version 1 - Last update: Oct 5, 2015

Counts the time in segments of 10 minutes for each led

The circuit has 6 leds and every 10 minutes that passes since the last reset leds are turn on one by one until one hour is completed or the reset switch button is pressed. When a full hour is completed the whole series of led flashes 10 times and then the leds are reversed turn off and after the last led is turn off the timer starts over.

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