Questions tagged [1541]
The 1541 tag has no summary.
2 questions
3 votes
0 answers
159 views
What might cause my Commodore 1541 and FSD-1 disk drives to have a bus conflict
I'm seeing some strange behavior on my Commodore 1541 and FSD-1 disk drives. Both drives seemingly work fine when attached to the C64 by themselves, but if I set the FSD-1 to be device 9,10 or 11 - ...
- 11k
11 votes
1 answer
830 views
How are the unused bits within the Commodore 1541 DOS filetype byte handled?
I am curious to learn more about how the original Commodore 1541 DOS handles the filetype byte. This byte is the first byte for every directory entry on disk, and is not only interpreted as the ...
- 11k