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K8lh novelty single chip clock 2010-07-05

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Mike - K8LH

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Mike - K8LH submitted a new article:

K8LH Novelty Single Chip Clock - Hi Guys,

After designing this single chip Charlieplexed 24 hour Clock/Calendar/

Hi Guys,

After designing this single chip Charlieplexed 24 hour Clock/Calendar/Timer well over a year ago, I finally found some time to prototype it and it seems to work pretty well.



The Charlieplexed display uses direct I/O drive on the segment lines and this limits 'peak' and 'average' current and display brightness....
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