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

From: Jim Brain <brain_at_jbrain.com>
Date: Tue, 09 Mar 2010 18:36:01 -0600
Message-ID: <4B96E971.9080806@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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Received on 2010-03-10 01:00:06

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