[Simh] RX and Track 0

Alexander Voropay alec at sensi.org
Sun Sep 7 08:38:02 EDT 2008


2008/9/7 Alan Frisbie <frisbie at flying-disk.com>:
>
>>  Does RX device on the PDP-11 use track 0 ?
>
> No, none of the DEC PDP-11 operating systems used track 0 on
> 8" floppies, as far as I can tell.

Should I add an emty track at the biginning of the floppy image to
skip a Track=0 ?

 SIMH's emulated RX-11 controller reads Sector=1 Track=1
at the offset 0D00H = 3328 = 128*26 in the image, a middle
of the RT-11 directory instead of the boot sector.

--
-=AV=-



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