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Compact-256 Turbo, Российский клон компьютера ZX-Spectrum
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Roman Boykov bea3f822b1 Fixed errors and slightly improved PCB
2021-09-09 19:18:23 +03:00
EasyEDA Fixed errors and slightly improved PCB 2021-09-09 19:18:23 +03:00
Export Fixed errors and slightly improved PCB 2021-09-09 19:18:23 +03:00
Gerber Fixed errors and slightly improved PCB 2021-09-09 19:18:23 +03:00
README.en.md Update README.en.md 2020-08-11 18:09:06 +03:00
README.md Fixed errors and slightly improved PCB 2021-09-09 19:18:23 +03:00

README.en.md

Compact-256 Turbo

Compact-256 Turbo, Russian clone of ZX-Spectrum personal computer

In this repo, you can find schematic, recovered from PCB of Compact-256 Turbo computer. PCB source also recovered as side effect during process of schematics recovery. But PCB were not produced from these files.

Features:

  • Z80H CPU or analogues, on standart 3,5MHz or 7MHz in Turbo mode;
  • 256K RAM (8хK565RU7 or 41256 type ICs);
  • 64K ROM (27512), with codes for mode: 48k, 128k and TR-DOS. Scorpion 256 shadow monitor on Magic button;
  • Music coprocessor AY-3-8910 or AY-3-8912;
  • Centronics interface on separate IC and on AY;
  • Kempston Joystick interface on board;
  • Line stereo output from AY;
  • Build-in audio amplifier for mono AY output and beeper;
  • Floppy disc controller (KR1818VG93 or WDС1793 chip);
  • Schematic does not contains hard to flash PROM IC's.

Forum topic: https://zx-pk.ru/threads/28650-novodel-compact-256-turbo.html