Article View: alt.folklore.computers
Article #724Re: Write Only Memory datasheet
From: rave... Paul Raveling
Date: Tue, 23 Jan 1990 22:14
Date: Tue, 23 Jan 1990 22:14
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In article <972@rbdc.UUCP>, andy@rbdc.UUCP (Andy Pitts) writes: > The original WOM data sheet was produced by Signetics in the early 70's. 1st time I saw it was in 1971 or '72, when PROMs were fairly new and EPROMs hadn't hit the streets yet. Signetics made a nice ROM simulator then, and it was a necessity. We turned some PROMS into WOM when someone I worked with was 1 bit off in setting up to burn a batch. He realized his mistake after 20 chips at $70 per chip, for a $1400 "oops". Remember that's 1972 bucks -- about 1/3 the price of an early low-end PDP-11. ---------------- Paul Raveling Rave...@isi.edu
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Path: mbox-mo1.pugleaf.net!gmdzi!unido!mcsun!sunic!uupsi!rpi!zaphod.mps.ohio-state.edu!usc!venera.isi.edu!raveling From: rave...@isi.edu (Paul Raveling) Newsgroups: alt.folklore.computers Subject: Re: Write Only Memory datasheet Message-ID: <11524@venera.isi.edu> Date: 23 Jan 90 22:14:14 GMT References: <972@rbdc.UUCP> <GUMBY.90Jan8134721@Gang-of-Four.Stanford.EDU> <2930@mibte.UUCP> Sender: ne...@venera.isi.edu Reply-To: rave...@isi.edu (Paul Raveling) Distribution: alt Organization: USC Information Sciences Institute Lines: 17 Posted: Tue Jan 23 23:14:14 1990 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit