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  1. P

    Getting hold of a V9938 or V9958 in 2024

    You might ask Rosco at https://discord.com/channels/698525682199822367/734899607955570740 he had a display board that used the V9958 and may still have some chips
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    California HP 1600A AND 1607A LOGIC STATE ANALYZER - $300

    hello where in california are you located
  3. P

    MAS68k 68000 assembler

    Looking for a copy of the "MAS68K" assembler
  4. P

    California Hp64700 with 68000 pod

    Yes that looks like it Thanks
  5. P

    California Hp64700 with 68000 pod

    Hello I am in need of the software for a PC Running either DOS or Early version of Windows I have a HP64700B emulator that I got and am trying to get it working to get a 68000 board running
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    Sun 3/80 - Need replacement capacitor recommendation

    Hello 336 is a 33 micro-fard cap and it is 16 volts, for the smd package you will need to find same size and the line is the plus side, if one burned ot the other may not last as they dry out and short. so you should them both
  7. P

    68K-MBC assembly instructions, setup and user guide?

    Harry, I would look at using the 52 pin version of the 68008 as it supports 4 meg of address space and is in a plcc package which uses less space The kiwi is based on the 68008 https://www.ist-schlau.de/hardware.html And also there is the Katy which is also using the 48 pin version...
  8. P

    68K-MBC assembly instructions, setup and user guide?

    You also have mega 68000 https://www.mega-micros.co.uk/
  9. P

    68K-MBC assembly instructions, setup and user guide?

    you have the https://rosco-m68k.com/ or https://kswichit.net/68008/68008.htm which the 68008 is sold on ebay
  10. P

    68K-MBC assembly instructions, setup and user guide?

    Have you looked at, https://hackaday.io/project/177988-68k-mbc-a-3-ics-68008-homebrew-computer
  11. P

    Bay Area Electronics Flea Market returns for 2023

    The web site says Sunday April 16 2023
  12. P

    California Wanted to Trade Amiga 2000 for CSA 68000 cpu board

    Want to trade a amiga 2000 for CSA 68000 CPU board
  13. P

    New England WTB a bunch of 27C64 EPROMs

    Jameco has these and others https://www.jameco.com/z/GB240-Major-Brands-2764A-EPROM-Grab-Bag-64K-DIP-28-Need-Clean-Erase-10-pcs-_2344503.html
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    Stunning Motorola 68000 system made by Computer System Associates USA circa 1984

    P0 are the data bits connected to thru U2 on the serial board as a buffer, then U2 is feed to the 10 74s373 U1 thru U10 on the display board P2 outputs P2.0 thru P2.3 connects to U11 the 74154 4 to 16 decoder which is connected to the 10 latches (74s373) P2 outputs P2.4 thru P2.6 are connected...
  15. P

    Stunning Motorola 68000 system made by Computer System Associates USA circa 1984

    Since I am learning as I go this is code fragments I found on the web and am using as a starting point. I was also playing with some serial port code that will turn on and off segments but not the ones I want any changes with working code would be great
  16. P

    Stunning Motorola 68000 system made by Computer System Associates USA circa 1984

    Still working on decoding the led's have 4 7 segment displays counting trying to get the first 8 counting have to figure out how to sent serial data to them here is the try at getting 8 counting, it is having error. 8ACROSS_NEW2.C(182): error C141: syntax error near 'else'
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    At89S52 (8051) seven segment multiplexing

    Hello I have this that was working for counting on four 7 segment displays now I am trying to get it working for 8 7 seven segment displays it has this error and I have not been able to fix it. 8ACROSS_NEW2.C(182): error C141: syntax error near 'else' Any help would be great
  18. P

    At89S52 (8051) seven segment multiplexing

    Hello I have a board that is missing its micro-controller, I am trying to recreate it from scratch It has 24 seven segment displays and 64 leds to show status each row has a data latch and has 4 driver transistors to turn on and off the displays It would receive a serial data stream and then...
  19. P

    Stunning Motorola 68000 system made by Computer System Associates USA circa 1984

    YES it helps and I will try contacting Vic, He posted once back in 2014 or so and at that time he was no help Thanks for the info
  20. P

    Stunning Motorola 68000 system made by Computer System Associates USA circa 1984

    Hello I have tried your code but since my programming is almost not I can not figure out how define your column statements, so I just get errors when trying to build it.
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