CB2 micro KIT
Buy it now!

KIT price:  €24.99
Postage:  €9.99 worldwide
Assembled (option):  add extra €9.99

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You can always email me directly.

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CB2 micro
Perhaps, the cheapest and easiest to build opensource microcomputer in the world!

  • Standalone, no need for a PC to program and display.
  • 16 foreground and background colors (PAL/NTSC) on TV SCART (RGB/Hsync/Vsync), pseudographics and grayscale composite onboard. More colors possible with dithering. Color composite/HDMI/VGA support with external converters.
  • Sound with envelope and volume adjustment.
  • PS/2 keyboard (or USB with adapter), RS232, 2x serial TTL, LPT, 8x A/D inputs and I2C, all BASIC controlled.
  • Tiny-BASIC with featured embedded editor, Chip8, SCHIP, 8080 and AVR-native binaries supported.
  • 8 programs storage in internal flash, cross programs calls, external flash and EEPROM options.
  • Terminal program, color terminal, X-modem transfer, PC connectivity, networking.
  • Games, applications, libraries and hardware extensions available. Automatic program execute option on boot.
  • Easy to assemble, through hole of-the-self components (no pre-packaged modules) and cheap!
  • And much much more to discover yourself...
Latest news:
  • Hammurabi game added. [17 Jan 2022]
  • Horse game added. [17 Jan 2022]
  • Xeeprom application added. [17 Jan 2022]
  • microBBS3 BBS software and ported games added. [29 Oct 2021]
Games / Applications
A collection of games & applications
for the CB2 micro.

Sample programs:

Click to send me your game/app and get a KIT discount!
A collection of extensions for the CB2 micro.

Click to send me your extension and get a KIT discount!
Building guide
Follow these instructions to assemble your CB2 micro.
User manual
Find out how to operate your CB2 micro.
BASIC manual
Program your CB2 micro easily and quickly.
Technical manual
Technical things for the more advanced users.

My work (hardware/software) is licensed under the Creative Commons License
Original firmware and software not written by me, is licensed under the GPL v3.