Path: utzoo!utgpu!watmath!att!mtuxo!mtgzz!drutx!druwy!dlm
From: dlm@druwy.ATT.COM (Dan Moore)
Newsgroups: comp.sys.amiga
Subject: Re: Bridgeboard Accelerators?
Message-ID: <4200@druwy.ATT.COM>
Date: 24 Jul 89 15:18:25 GMT
References: <18808@unix.cis.pittsburgh.edu>
Organization: AT&T, Denver, CO
Lines: 23

in article <18808@unix.cis.pittsburgh.edu>,
ejkst@unix.cis.pittsburgh.edu (Eric J. Kennedy) says:
> In article <769@bnr-fos.UUCP> protcoop@bnr-public.UUCP (Co-op Student) writes:
>>A friend of mine replaced the 8086 on the bridgeboard with a NEC(?) V20
>>chip and it did not work.  Just a word of warning.
> The NEC V20 is *not* a replacement for the 8086, it is a replacement for
> the 8088.  The V30 is the replacement for the 8086.
> 
> So does the bridgeboard use an 8086 or 8088?  If an 8086, there's your
> friend's problem.


	The Bridgeboard uses an 8088.  It will "sorta" work with a NEC
V20.  Most of the RAM will fail the power on tests, the floppy drive
won't work reliably (or maybe not at all).  There are also  problems
when writing to the dual port RAM used for the display.  PC side hard
drives seem to work fine.


				Dan Moore
				AT&T Bell Labs
				Denver
				dlm@druwy.ATT.COM