A vintage DIY 6802 microcomputer system built by the 'hp Micro Computer Club' in the 1980-ies.

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This was a gift from a friend. I got i running long time ago and until now it was collecting dust in the attic...

Maybe at some time i will get to revive it and get it running again. As a first step i looked what is there and took some photos.

Next step will be dedusting and cleaning it up ;-)

6802 Club System overview

6802 computer club system, 1 MHz bus clock.

Boards from left to right:

  • CPU board
  • EProm board
  • RAM board
  • TV interface board
  • Power supply PCB
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On the other side:

  • Power supply transformer and other power supply parts (big cap)
  • Keyboard interface board
  • Additional ram boards
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More Photos:

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Additional boards

Some additional boards, not installed.

  • RAM board
  • EPROM board
  • Cassette Interface board
  • 'General IO' Interface board
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Keyboard

Keyboard is connected with two thick 'Centronics' style cables, two additional keyboard electronics boards.

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DIY eprom programmer

Eprom programmer, DIY style using a ISA PC IO Card. And a cable used to implement a bus-sniffer/logic analyzer.

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Documentation

There is extensive documentation, too:

  • Parts lists
  • Board Schematics, BUS pinout
  • Chip datasheets
  • Memory Maps
  • System-Errata
  • Operating system 'RTOS1' documentation and listings
  • Documentation and listings of addtional software and tools (Monitor, "Micro-Assembler-Disassembler" MAD, "Editor-Assembler" EDASS, TSC Basic, Bootloader, some computer games)
  • Some editions of the Micro-Computer-Club Magazine "Micro News"
  • Micro-Computer-Club Software Catalog
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