Re: 1541 ROMs

From: William Levak <wlevak_at_SDF.ORG>
Date: Thu, 11 Dec 2014 11:43:55 +0000 (UTC)
Message-ID: <Pine.NEB.4.64.1412111138260.6993@faeroes.freeshell.org>
On Wed, 10 Dec 2014, Gerrit Heitsch wrote:

> On 12/10/2014 06:56 AM, William Levak wrote:
>> 
>> I have compared all the 1541 ROMs. The results are below. I have list
>> the -02 and -06 ROMs as revisons 1a and 2a because the are almost
>> identical to revisons 1 and 2, and because Commodore didn't think they
>> were significant enough to release world wide.
>> 
>>
>>          ROMs          Revision
>> 325302-01, 901229-01     r0
>> 325302-01, 901229-02     r1a Japan
>> 325302-01, 901229-03     r1
>> 325302-01, 901229-05     r2
>> 325302-01, 901229-06     r2a Europe
>>       251968-01          r3  1541B/C
          251968-02          r4  1541C
          251968-03          r5  1541-II
>
> You forgot 251968-02.

I didn't forget it.  I didn't know it existed.

It is substantially different than both -01 and -02. I have corrected the 
table above.

> Can be found here:
>
> http://www.zimmers.net/anonftp/pub/cbm/firmware/drives/new/1541/index.html
>
> Gerrit
>
>
>
>      Message was sent through the cbm-hackers mailing list
>

wlevak@sdf.lonestar.org
SDF Public Access UNIX System - http://sdf.lonestar.org

       Message was sent through the cbm-hackers mailing list
Received on 2014-12-11 12:00:58

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