Image Map Image Map
Tab Content
  • cbscpe's Avatar
    August 15th, 2017, 10:45 AM
    cbscpe started a thread PDP-11 Multi-User Game in DEC
    Hi, I was wondering if anybody else knows this multiuser game that could be booted on a PDP-11. It was a space adventure game with spaceships and...
    4 replies | 231 view(s)
  • cbscpe's Avatar
    August 15th, 2017, 10:12 AM
    cbscpe replied to a thread PDP SBC - J11 Hack in DEC
    First successfull boot of RT11XM .show all RT-11XM V05.03 Booted from DD0:RT11XM 22 bit addressing is on USR is set NOSWAP EXIT is...
    168 replies | 14195 view(s)
  • cbscpe's Avatar
    August 12th, 2017, 11:33 AM
    cbscpe replied to a thread PDP SBC - J11 Hack in DEC
    Hi Len, got the MXV11BF clone up again. But there still must be an error in the new CPU board. The old board boots RT-11 again but the new does...
    168 replies | 14195 view(s)
  • cbscpe's Avatar
    August 12th, 2017, 03:28 AM
    cbscpe replied to a thread PDP SBC - J11 Hack in DEC
    Hi Len, there are indeed new design files. The first ist the currently in use design file, which does not inlcude the DMA support so far. I...
    168 replies | 14195 view(s)
  • cbscpe's Avatar
    August 11th, 2017, 06:39 AM
    cbscpe replied to a thread PDP SBC - J11 Hack in DEC
    Found the bug in the CPDL design file that broke the memory interface and also programmed the real amount of installed RAM 000001 @0/000000...
    168 replies | 14195 view(s)
  • cbscpe's Avatar
    August 11th, 2017, 04:27 AM
    cbscpe replied to a thread PDP SBC - J11 Hack in DEC
    Found a stupid bug in my PCB (which was not there in Version 1 CPU board, but proudly introduced in Version 2 CPU board, but Exacto Knife and Kynar...
    168 replies | 14195 view(s)
  • cbscpe's Avatar
    August 9th, 2017, 05:29 AM
    cbscpe replied to a thread PDP SBC - J11 Hack in DEC
    PDP-11/Euro CPU Version 2 prototype is ready. Just tested power consumption, approx 150mA, so I assume no major errors. Now I have to connect a...
    168 replies | 14195 view(s)
  • cbscpe's Avatar
    July 29th, 2017, 05:38 AM
    cbscpe replied to a thread The World's Fastest Real PDP-11 in DEC
    That's because the 11/73 had real cache. The KDJ11E on-board memory was accessed at cache speed, but it had no cache memory. Cache problems could...
    29 replies | 1874 view(s)
No More Results
About cbscpe

Basic Information

Age
59
About cbscpe
Location:
Switzerland
Occupation:
Seniour Network Engineer

Statistics


Total Posts
Total Posts
74
Posts Per Day
0.56
General Information
Last Activity
August 19th, 2017 10:16 PM
Join Date
April 11th, 2017
Referrals
0