[sdiy] how you got started with your current µC?

[Dave Manley]

On September 24, 2015 3:19:41 PM PDT, Gordonjcp <gordonjcp at gjcp.net> wrote:
>On Thu, Sep 24, 2015 at 08:39:45AM -0700, Dave Brown wrote:
>> I always wanted to do an Intersil 6100 project so I could do PDP-8
>> programming again.  I thought about the PDP-8 recreation but
>realistically
>> what would I have done with it?  I do have a Big Board and a KIM-1. 
>Every
>> now and then I will key in a clock program into the KIM-1 and that
>lasts
>> until we have a power outage.  At the vintageTEK museum we have some
>systems
>> built around the Motorola 88K, 68K series, National 320XX, and some
>> bit-slice 2901s.  The latter should be one of my next repair
>projects.
>
>I wrote an emulator, it's on my github page and probably requires a bit
>of cleanup for modern gcc.  I didn't implement autoindexing so PS/8
>doesn't boot on it.  Patches welcome.
>
>One day I'll port it to an STM32 and build a PDP-8 front panel for
>it...

I missed out on the PDP-8 but spent many late night lab hours in 1982 coding a 4-voice polyphonic controller on a PDP-11/20. The addressing modes and instruction set made for easy assembly coding.  

-Dave