Xref: utzoo comp.sys.m68k:995 comp.sys.m6809:894 comp.arch:6370 comp.misc:3518 comp.sys.misc:1699 misc.misc:3625 misc.wanted:3004 Path: utzoo!utgpu!water!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!cwjcc!gatech!purdue!decwrl!sun!pitstop!sundc!seismo!uunet!mcvax!ukc!kl-cs!stevep From: stevep@cs.keele.ac.uk (Steve Philips) Newsgroups: comp.sys.m68k,comp.sys.m6809,comp.arch,comp.misc,comp.sys.misc,misc.misc,misc.wanted Subject: What is this Chip ? Keywords: ZC85269CP 51R40276505 GM58441 Message-ID: <188@kl-cs.UUCP> Date: 21 Sep 88 10:57:51 GMT Organization: U. of Keele, Staffs. U.K. Lines: 17 I'm doing some work with engine management systems and have come across a chip that nobody seems to be able to identify. It's fitted in Motorola equipment and is a 40 pin dil plastic chip, almost certainly NMOS with on board ROM and RAM. I know it has a 4MHz clock and is based on the 6800, but that's all. The identification numbers on the chip are :- ZC85269CP 51R40276505 GM58441 Does anybody have any ideas ? Steve Phillips JANET: stevep@cs.kl.ac.uk UUCP: ...!ukc!kl-cs!stevep