Re: 'Frankenstein' Disk Drives, Done Cheap

From: Gerrit Heitsch <>
Date: Tue, 22 Apr 2014 21:16:24 +0200
Message-ID: <>
On 04/22/2014 09:11 PM, wrote:
>> There are other such things like the SD2IEC or the 1541U.
> Especially 1541U, which tries to be fully compatible, with remarkable results.
>> The problem
>> is, in order to be fully compatible with the 1541 you need the mechanics
>> of a 1541 and a logic that can run 6502 code cycle exact and have the
>> 6522 at the right places. Otherwise code downloaded into the emulator
>> will not run. Meaning about all software speeders.
> But.. isn’t 1541U a good example that this has already been done and moreover can be done w/o the mechanics?

Yes, but there is code where I would be surprised if it works with a 
1541U. Like

for example...


       Message was sent through the cbm-hackers mailing list
Received on 2014-04-22 20:02:07

Archive generated by hypermail 2.2.0.