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CRISS CP/M computer v.4.62 beta


27.12.2021 Описание GPIO/LPT адаптера ищите в РАДИО №1 2022 год! / LPT/GPIO adapter will be published in the RADIO magazine #1 2022!

CRISS CP/M - Modern DIY CP/M Computer!


Meet the CRISS CP/M: the modern single-board 8-bit full-featured personal computer! Amazing functionality for the DIY device: it is not a toy, it is REAL Computer, the best DIY computer you can imagine, the SAFEST computer in the world and the sophisticated control platform for your projects!

Basic characteristics:

  • CP/M operating system: many programming languages, games, text editors, spreadsheets, databases;
  • Instruction system: Z80 (Zilog) in emulation mode, register-register command execution speed 1 μs;
  • RAM: SRAM 64Kb;
  • Video adapter: VGA, monochrome, alphanumeric up to 25x80 characters, switchable character tables, graphic 160x96 pixels;
  • Storage: SD-card, support for 819 KB floppy images, etc .;
  • Keyboard: standard PS/2 keyboard, local and LAT layouts;
  • Printer: standard with serial interface;
  • Communication interfaces: RS-232, system UART;

Really cool? But it is not the end of the list, there are also available:

  • Real time clock with the backup battery;
  • Ethernet controller;
  • Single-tone music generator with built-in amplifier and speaker;
  • GPIO support - up to 128 digital I / O lines (as external I2C block);
  • LPT-port support.

CRISS CP/M has its own settings, but it can emulate other hardware platforms and terminals emulation, for now it supports Robotron 1715 (RU and EU versions), Kaypro II/ADM and TRS-80!

Open architecture and several "User exits" give the unlimited development opportunities!

Power supply: AC 120-230 V 50-60 Hz. SIngle box 140x110x35 mm size, PCB size 100x130 mm.

And what absolutely unbelievable: only DIP components! Anyone can solder it, detailed video how to do it available!

CRISS CP/M - modern DIY(!!!) computer for entertainment and more! Don't forget to visit and like the project page at HACKDAY.IO!

Do NOT doubt! Order your DIY kit right now!

3 Workplace

2 CRISS CP/M Computer

3 CRISS Board

Buy the Kit

Buy at Tindie!

Tindie shop link


Please email to, subject CRISS.

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