David Schmidt

Results 23 comments of David Schmidt

Cool, I'll see if I can get the spreadsheet program rolling on a Brother locally (the data I have isn't mine to share), so hopefully we can take a deeper...

That's great news - CHS would be a problem for triangular images (also a great analogy). The BPB is garbage - even the older media byte is nonsense. I still...

Some C64 tools such as the Blitz! compiler would insert a little BASIC stub (and load at the BASIC starting address of 2049) that did the SYS for those that...

[ExampleSD2Files.zip](https://github.com/davidgiven/fluxengine/files/10304388/ExampleSD2Files.zip) Oh man, I forgot to update here... I got permission to share files, but didn't upload them. Here they are for anyone that wants to take a look!

Alas, no - I have no connection to the real thing. That would make it too easy - to have the box top to the puzzle!

Cells have a length prefix (1 byte) followed by data, including length byte... so you can traverse through the structure by following the lengths starting at offset 0x0a50 into a...

[SD2Dumped.zip](https://github.com/davidgiven/fluxengine/files/10337643/SD2Dumped.zip) Given what we know so far, I wrote a dumb dumper routine to help visualize the contents of a file. So we get some lines like this: ``` (0x07)...

I would be interested in 'scoping different models with different 741s from over the years. As we found with Egan's project, various Apple IIs seemed to behave differently. I have...

For my use case - auto-ness is going to be paramount. Either it's going to need to auto-train, or I'm going to need a way to programmatically train it, because...

I see F1-Tab is also true for (my Intel Sonoma-based) Mac.