Article View: sci.electronics
Article #19872Re: 8741 Chip question
From: Martin Harriss
Date: Fri, 07 Oct 1988 17:15
Date: Fri, 07 Oct 1988 17:15
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In article <105@ncrmud.Columbia.NCR.COM> jdg@ncrmud.UUCP (Jim Griggers) writes: >Sounds like "8741" is a date code. I know of no X-10 modules that use >the Intel 8741 for anything. The chips that are used in most modules >are custom GI parts. The only microprocessor used in their controllers >(that I know about) is an NEC 80C48. Of course the 80C48 is just a CMOS (i.e. low-power) version of the 8048, of which the 8741 is a variant. A sure way to tell if you have a real 8741 or not is to see if there is a window on the chip for uv erasure of the eprom. If there's a window, you do indeed have an 8741. Martin Harriss alliant!harriss
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!water!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!bloom-beacon!husc6!linus!alliant!harriss From: harriss@Alliant.COM (Martin Harriss) Newsgroups: sci.electronics Subject: Re: 8741 Chip question Message-ID: <2452@alliant.Alliant.COM> Date: 7 Oct 88 17:15:41 GMT References: <636@umbio.MIAMI.EDU> <1386@cooper.cooper.EDU> <105@ncrmud.Columbia.NCR.COM> Reply-To: harriss@alliant.Alliant.COM (Martin Harriss) Organization: Alliant Computer Systems, Littleton, MA Lines: 13