> On Dec 9, 2021, at 11:15 PM, Jay Jaeger via cctalk <cctalk@classiccmp.org>
> wrote:
>
> On 12/9/2021 7:49 PM, Noel Chiappa via cctalk wrote:
>> > From: Steven Malikoff
>> > Was there ever an indicator panel for the RC11? .. I have a set of RC11
>> > modules .. No backplane though. I've not found any docs for these, I
>> suppose
>> > they're probably on bitsavers and have overlooked them.
>> Looking at the manual and engineering drawings (at BitSavers, as you
>> guessed), no lights.
>> I've added links to those to the CHWiki RC11 page:
>> https://gunkies.org/wiki/RC11_disk_controller
>> The engineering drawings have the wirelist for the backplane, so it would be
>> possible to wire a new one. (I'm in the process of doing that for my KE11-A.)
>> Not sure it would be much use without an RS64 drive, though.
>> Noel
>
> One could perhaps emulate the RS64 data stream using a fast-enough micro, ala
> the MFM emulator.
Quite easily, I'm sure. The RC11 runs at a word per 16 microseconds, a megabit
per second. The RF11 transfer rate is the same. So either one could easily be
emulated: a $4 Raspberry Pico is more than enough for the task (the BeagleBone
of the MFM emulator would be massive overkill).
paul
