• Please review our updated Terms and Rules here

MattisLind's latest activity

  • MattisLind
    MattisLind replied to the thread The Datapoint 5500 thread...
    The power up routine starts at 170036. I tried to analyze the first 2k but haven’t yet found any boot-routines/restart-routines Need to...
  • MattisLind
    MattisLind replied to the thread The Datapoint 5500 thread...
    I have been adding 5500 features to my simulator. It now has the 4k ROM present that Jos dumped in 17xxxx area if you enable 5500 CPU...
    • Screenshot 2024-02-19 at 19.27.37.png
  • MattisLind
    I think that those IBM boards (aluminium capsules in the second photo) could be of interest to collector of older IBM machines. It looks...
  • MattisLind
    MattisLind replied to the thread The Datapoint 5500 thread...
    I checked page 10 but cannot find the entrypoint for powerup and restart. Maybe I am looking in the wrong page? I tested a bunch of...
  • MattisLind
    MattisLind replied to the thread The Datapoint 5500 thread...
    Has anyone figured out at what address in the 4k firmware it starts at power up? There seems to be 10 jumps in the first 30 locations...
Back
Top