Xref: utzoo comp.periphs:870 comp.misc:2254 Path: utzoo!mnetor!uunet!husc6!mailrus!nrl-cmf!cmcl2!phri!dasys1!pechter From: pechter@dasys1.UUCP (Bill Pechter) Newsgroups: comp.periphs,comp.misc Subject: Re: DEC RM05's on Alliant FX/8 Xylogics 451 controller Message-ID: <3792@dasys1.UUCP> Date: 9 Apr 88 12:51:04 GMT References: <129@garfield.RDL.COM> <3561@dasys1.UUCP> <614@wotan.apex.UUCP> Reply-To: pechter@dasys1.UUCP (Bill Pechter) Organization: Datamerica Systems, NYC Lines: 36 I was wrong when I said the RM05 could probably be hooked to the Xylogics controller without much work. Here are the signal differences... A cable RM05 9766 pin 14 sec cnt 2 open cable detect pin 18 index ---- pin 20 sec cnt 4 addr. mark pin 22 plug valid unit select tag pin 21 sec cnt 8 busy pin 23 sel addr 1 unit sel 0 pin 24 sel addr 2 unit sel 1 pin 25 sector --- pin 26 sel addr 4 unit sel 2 pin 27 sec cnt 1 unit sel 3 pin 28 wrt prot wrt prot pin 29 pick hold pick hold pin 30 sec cnt 16 --- B cable pin 9 sec 30 +32 unit selected pin 10 start seek end pin 13 initialize sector pin 12 --- index This info from DEC publication EY-D2111-sp-001 from Educational Services (RM05 - 9766 differences). Hope this helps. -- Bill Pechter {sun!hoptoad,cmcl2!phri}!dasys1!pechter Lakewood Microsystems, 103 Governors Road, Lakewood NJ 08701 (201)370-0709 Evenings Big Electric Cat Public Access Unix, New York, NY