17 Jul
2023
17 Jul
'23
10:06 a.m.
On Mon, 17 Jul 2023 at 12:59, Ethan Dicks via cctalk <cctalk(a)classiccmp.org>
wrote:
That seems to have worked perfectly. Thank you for the utility and the
explanation. Now off to working on the next steps!
-Henry
From: http://www.chdickman.com/pdp11/pro380.txt
"The RX50 floppy starts at track 1. Track 0 is logically placed after
track 79. The sectors are interleaved 1, 3, 5, 7, 9, 0, 2, 4, 6, 8,
10. The track shift and interleave must be taken into account when
moving disks between real PDP-11 and emulators."
I have had good luck with a secfor convolver from the same page as this
comment:
http://www.chdickman.com/pdp11/lbn2rx50.c
It will go both ways, to and from physical block order and logical block
order.