SIMH PDP-8 question
north at alum.mit.edu
Fri Sep 18 18:09:28 CDT 2015
On 9/18/2015 7:08 AM, Vincent Slyngstad wrote:
> From: Charles: Thursday, September 17, 2015 6:46 PM
>> Anyway, I'd like to do the same thing in SIMH (get the text file into Focal
>> and then save it as a Focal program). Is there any way to do this with SIMH?
>> Can I assign the text file to a paper tape reader, for example?
> This should work fairly easily using the high speed paper tape peripherals of
> SIMH. You can equip an output file for the punch, punch the "tape", then
> equip that file for the reader, and I believe the asterisk command or some
> such Focal feature will read it in. Save to disk, and you'll have your text
> file converted.
> Low speed paper tape on SIMH is more problematic, as you don't really have an
> 8 bit channel, flow control isn't implemented, etc. (At least on the console
> that is shared with the SIMH command prompt.)
I have also used 'expect' to drive SIMH to have my 'expect' robot play
tic-tac-toe vs the PDP-8 (endlessly ...) and to drive files into FOCAL and BASIC
from the command line as typed text.
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