RT-11 idle light pattern

william degnan billdegnan at gmail.com
Wed Dec 27 10:03:01 CST 2017

Do you have an octal or asm listing for the part of the code with the
migrating bar effect?   This would be a good practice / test for me to try
on my RT 11 system.  Merry Christmas

On Tue, Dec 26, 2017 at 7:05 PM, Fritz Mueller via cctalk <
cctalk at classiccmp.org> wrote:

> I have been able to sysgen an RT-11 XM monitor with the idle loop light
> pattern enabled, and install and boot it on my PDP-11/45.  Here’s a video
> of the idle lights:
> https://www.youtube.com/watch?v=ycADKwgnLpE
> I built the latest simh and tu58em from source on my MacBook, then was
> able to do the sysgen under simh, copy the resulting binaries onto a TU58
> image using simh’s TDC device, then use tu58em to copy the binaries over
> onto my working RT-11 4.00 distribution RK05 pack.
> It was pretty fun to get all this working — I had never seen RT-11's
> console light pattern before!
>     —FritzM.

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