Re: How to burn a new 901229-05 ROM for 1541?

From: Christian Lyng <christian.lyng_at_gmail.com>
Date: Wed, 10 Mar 2010 12:39:26 +0100
Message-ID: <214dfc8c1003100339i3a7b2d6bn416dff2644c85c82@mail.gmail.com>
I friend of mine (Mikkel) did this one, fairly easy to do as a DIY project.

http://symlink.dk/nostalgia/c64/rom/



//Chr.


2010/3/10 Jim Brain <brain@jbrain.com>:
> On 3/9/2010 4:50 PM, Nate Lawson wrote:
>>
>> peter@rittwage.com wrote:
>>
>>>>
>>>> I have a faulty 1541 drive. When I power up with no computer connection,
>>>> the red light and the motor just stay on forever. Page
>>>> http://personalpages.tds.net/~rcarlsen/cbm/fix1541.txt suggests that the
>>>> ROM 901229-05 could be broken.
>>>>
>>>> How can I burn a new copy of 901229-05? The image is in
>>>>
>>>> http://www.zimmers.net/anonftp/pub/cbm/firmware/drives/new/1541/1541-e000.901229-05.bin
>>>>
>>>> Or can I buy it from somewhere?
>>>>
>>>>
>>>
>>> I think that pin-compatible EPROMs are not available any more, so it may
>>> be best to find that exact replacement part rather than trying to
>>> jury-rig
>>> a custom pin swapping adapter.
>>>
>>> You could check arcadecomponents.com, as he has a lot of Commodore parts,
>>> or you could ask on Lemon64.com forums to see if someone has a spare they
>>> could sell you.
>>>
>>
>> There's also ROM-EL.
>>
>> http://www.jbrain.net/
>>
>>
>
> I also offer a 2364 adapter, that allows one to use normal JEDEC 2764-512
> EPROMs in the 2364 socket.
>
> Jim
>
>
> --
> Jim Brain, Brain Innovations                                      (X)
> brain@jbrain.com
> Dabbling in WWW, Embedded Systems, Old CBM computers, and Good Times!
> Home: http://www.jbrain.com
>
>
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>

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Received on 2010-03-10 12:00:04

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