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Add support for reading Kryoflux stream files.

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David Given
2019-02-14 21:44:23 +01:00
parent d157574c6a
commit 61d98073a7
14 changed files with 192 additions and 14 deletions
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10
doc/brother.md
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@@ -5,8 +5,10 @@ Brother word processor disks are weird, using custom tooling and chipsets.
They are completely not PC compatible in every possible way other than the
size.
Different word processors use different disk formats --- the only one
supported by FluxEngine is the 240kB 3.5" format.
Different word processors use different disk formats --- the only ones
supported by FluxEngine are the 120kB and 240kB 3.5" formats. The default
options are for the 240kB format. For the 120kB format, which is 40 track, do
`fe-readbrother -s :t=1-79x2`.
Apparently about 20% of Brother word processors have alignment issues which
means that the disks can't be read by FluxEngine (because the tracks on the
@@ -52,7 +54,9 @@ Low level format
----------------
The drive is a single-sided 3.5" drive spinning at not 300 rpm (I don't know
the precise speed yet but FluxEngine doesn't care). The disks have 78 tracks.
the precise speed yet but FluxEngine doesn't care). The 240kB disks have 78
tracks and the 120kB disks have 39.
The Brother drive alignment is kinda variable; when you put the disk in the
drive it seeks all the way to physical track 0 and then starts searching for
something which looks like data. My machine likes to put logical track 0 on