Re: Beer Can Physics

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Article #7208

#7208

From: Tom Gardner
Date: Wed, 12 Sep 1990 13:38

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|Its because the display is Multiplexed. The digits are displayed one at a
|time to save on chip count (presumably). All of the digits use the same
|7 segment decoder chip as opposed to using a seperate chip for every digit.

No. To save on pin count.

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References: <33512@cup.portal.com>

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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!samsung!usc!wuarchive!zaphod.mps.ohio-state.edu!sdd.hp.com!hplabs!otter.hpl.hp.com!otter!tgg
From: tgg@otter.hpl.hp.com (Tom Gardner)
Newsgroups: sci.electronics
Subject: Re: Beer Can Physics
Message-ID: <1770017@otter.hpl.hp.com>
Date: 12 Sep 90 13:38:27 GMT
References: <33512@cup.portal.com>
Organization: Hewlett-Packard Laboratories, Bristol, UK.
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