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  • alank2's Avatar
    April 30th, 2019, 04:33 AM
    Here is an initial video showing it doing something! https://youtu.be/C3gzhxVC_g0
    16 replies | 829 view(s)
  • alank2's Avatar
    April 26th, 2019, 08:19 AM
    My initial test (my enigma code modified to not stop, but keep running endlessly) was around 108K instructions per second. I think the PDP8 was...
    16 replies | 829 view(s)
  • alank2's Avatar
    April 25th, 2019, 04:58 AM
    Thanks; that must be someone else with the AVR PDP8, this is my first go at it. I like the bubble displays too - I did a breadboard meter with...
    16 replies | 829 view(s)
  • alank2's Avatar
    April 24th, 2019, 02:24 PM
    My test board to see how well the displays/leds/keyboard works arrived and works great. It is only a test board with only the displays/leds/keys and...
    16 replies | 829 view(s)
  • alank2's Avatar
    April 24th, 2019, 02:20 PM
    Hi, I think I have, but here it is again. This is my first and only PDP-8 assembly program, so if you see any room for improvement please...
    16 replies | 829 view(s)
  • alank2's Avatar
    April 24th, 2019, 10:44 AM
    The AVR has brownout detection and will go into reset below a certain voltage threshold which I will make higher than the FRAM minimum, but I had...
    16 replies | 829 view(s)
  • alank2's Avatar
    April 23rd, 2019, 07:57 PM
    I got further with this tonight. The emulator is now able to successfully run my Enigma M4 assembly code for the PDP-8 so that is a start. Will...
    16 replies | 829 view(s)
  • alank2's Avatar
    April 22nd, 2019, 11:59 AM
    Thanks Dave - I was unaware of MAINDECs - I appreciate it.
    16 replies | 829 view(s)
  • alank2's Avatar
    April 22nd, 2019, 05:15 AM
    I got a basic emulator coded this weekend. Still optimizing it and it needs to go through a lot of testing, I'm sure it has a ton of things wrong. ...
    16 replies | 829 view(s)
  • alank2's Avatar
    April 20th, 2019, 04:03 PM
    alank2 replied to a thread PDP-8 EAE questions in DEC
    Do the autoincrementing registers 00010-00017 only exist in field 0? or in every field?
    4 replies | 325 view(s)
  • alank2's Avatar
    April 20th, 2019, 02:33 PM
    I am working on a PDP-8 emulator project - the idea is a small handheld PCB that is roughly 8cm x 10cm that emulates a PDP-8. I know that I could...
    16 replies | 829 view(s)
  • alank2's Avatar
    April 20th, 2019, 06:50 AM
    alank2 replied to a thread PDP-8 EAE questions in DEC
    Thank you!
    4 replies | 325 view(s)
  • alank2's Avatar
    April 20th, 2019, 05:33 AM
    Absolutely. The LogicPort USB logic analyzer might be to your liking then; they can be had on eBay at a decent discount from time to time. It has a...
    40 replies | 1870 view(s)
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About alank2

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