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The start screen
Release 2015
Platform Java
Genre Emulator
Operation C64-icon.png Icon maus.png
Media D64, T64, CRT, (G64 not tested!)
Language(s) Language:english
Information Latest Version:

Z64K is a pixel exact emulation of the Commodore 64, VIC 20 and Atari 2600 written entirely in Java. "The name Z64K is a play on the name of a dance style called 'Zouk' Lambada."[1]


Commodore 64[edit]

  • Cycle exact 6510 emulation including all undocumented instructions.
  • Cycle exact CIA 6522/6522a emulation except shift register.
  • Cycle exact SID 6581 emulation based on reSID. Filters need some minor tweaking
  • Pixel exact VIC 6569r3 emulation including all known 'glitches'.
  • Bank switching fully implemented including ULTIMAX.

CBM1541-II disk drive[edit]

  • Cycle exact 6502 emulation
  • Cycle exact 6522 emulation. No shift register.
  • D64 support.(recommended) G64 support untested.
  • IEC delay. Jiffy DOS works.
  • Read/write of disk emulated.
  • LED, disk change and photo sensor emulated.
  • Up to 4 drives emulated.



  1. Homepage of Z64K
  2. Homepage of Z64K "Features" from Z64K website
  3. Manual of Z64K