Path: utzoo!utgpu!jarvis.csri.toronto.edu!clyde.concordia.ca!uunet!mcsun!sunic!sics.se!uplog.se!uplog.uplog.se!thomas From: thomas@uplog.se (Thomas Tornblom) Newsgroups: comp.sys.mac.hardware Subject: Re: Why no VM on a 68K? (was: Re: Why 68000?) Message-ID: Date: 2 Mar 90 09:55:55 GMT References: <1990Feb11.154304.19943@smsc.sony.com> <3919@hub.UUCP> <27247@cup.portal.com> <1990Feb26.182153.3740@intercon.com> Sender: thomas@uplog.se (Thomas Tornblom) Organization: TeleLOGIC Uppsala AB Lines: 15 In-Reply-To: amanda@mermaid.intercon.com's message of 26 Feb 90 18:21:53 GMT In article <1990Feb26.182153.3740@intercon.com> amanda@mermaid.intercon.com (Amanda Walker) writes: 68K Trivia question #2: T6E was the last pre-production mask set--what was the difference between it and the final production mask (in operational terms--I'm not looking for a description of chip geometry :-))? The data strobes (UDS & LDS) were asserted on address errors. The bus arbitration state machine were different. -- Real life: Thomas Tornblom Email: thomas@uplog.se Snail mail: TeleLOGIC Uppsala AB Phone: +46 18 189406 Box 1218 Fax: +46 18 132039 S - 751 42 Uppsala, Sweden