Article View: sci.electronics
Article #7236Re: Beer Can Physics
From: Gordon Vickers
Date: Thu, 13 Sep 1990 17:14
Date: Thu, 13 Sep 1990 17:14
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In some article by someone whose name is now lost, they wrote:
>|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.
>
In article <1770017@otter.hpl.hp.com> tgg@otter.hpl.hp.com (Tom Gardner) replied:
>No. To save on pin count.
In some designs, it isn't just to reduce pin count, but power consumption
also.
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!samsung!sdd.hp.com!mips!prls!gordon From: gordon@prls.UUCP (Gordon Vickers) Newsgroups: sci.electronics Subject: Re: Beer Can Physics Message-ID: <44066@prls.UUCP> Date: 13 Sep 90 17:14:29 GMT References: <33512@cup.portal.com> <1770017@otter.hpl.hp.com> Reply-To: gordon@prls.UUCP (Gordon Vickers) Organization: Philips Research Labs, Sunnyvale, California Lines: 11