Re: Can I use my Apple II to get an Apple III booted?

[Toinet <antoine.vignau@laposte.net>]

On 28 fév, 16:58, A2Aviator <a2avia...@gmail.com> wrote:
> Yes, ProDOS shares the same file system with SOS.  But the boot block
> for the /// is typically on Block $01, and the ][  is on Block $00.
>
> It is not the same boot block. But if you need to create a disk, and
> you have the files copied, and if it does not boot then take a look
> at  Block $01 with a block editor (Track $00 Sector $02 & $03 with a
> "sector editor") Just read it from an older disk, if you didn't use
> the copy disk function and start with an Apple /// Disk to begin with.
>
> Sectors are 256 bytes, blocks are 512 bytes.
>
> There are 16 sectors, or 8 blocks per track on a 5.25" disk. A block
> editor will just address by block # solely, a sector editor will ask
> you for track and sector. You can count by doing 8 per track as each
> block consists of two sectors and will begin with the even numbered
> sectors.

(sort of off-topic message but view it as a reminder for a CP/M FST)

ProDOS blocks are 512 bytes, CP/M blocks are 1024 bytes, meaning 4
blocks per track on a 5.25" disk.

antoine