My electronic projects:

• Adapter Game Port - Pegasus
  Discussion: polish | english (translated) |
  
• KrzysioKazzo - dumper for nes/famicom cartridges
  Discussion: polish | english (translated) |
  
• EPM240 CPLD Tester
  Discussion: polish | english |
  
• microSD card tester
  Discussion: polish | english (translated) |
  
• new life of DY-646N mini NES
  Discussion: polish | english (translated) |
  
• Z80CPU based door bell (MIK64 reproduction
  Discussion: polish | english (translated) |
  
• temerature sensor for 3.5 inch bay in PC
  Discussion: polish | english (translated) |
  
• USB joypad remake for NES/Famicom + RGB leds
  Discussion: polish | english (translated) |
  
• joypad tester for Pegasus / Sega / C64 / Atari / Amiga
  Discussion: polish | english (translated) |
  
• PCB remake for IQ502 famiclone
  Discussion: polish | english (translated) |
  
• Dendy Keyboard Transformer - connect keyboard and tape recorder to famicom
  Discussion: polish | english (translated) |
  
• New idea for fixing SP-80 famiclone (data injection
  Discussion: polish | english (translated) |
  
• My very first cartridge for famicom
  Discussion: polish | english (translated) |
  
• Power supply for breadboards
  Discussion: polish | english (translated) |
  
• Atari 2600 console fixing
  Discussion: polish | english (translated) |
  
• ChipCatalog - my application for organising your chips
  Discussion: polish | english (translated) |
  
• Special cartridge for ripping games built-in into famiclone
  Discussion: polish | english (translated) |
  
• Atari 65XE cartridge
  Discussion: polish | english (translated) |
  
• Adapter for TL866 programmer for 27C400/27C800/27C160/27C322 memories
  Discussion: polish | english (translated) |
  
• Creating your own SNES cartridge
  Discussion: polish | english (translated) |
  
• PCB for repariring SEGA joypad
  Discussion: polish | english (translated) |
  
• Power supply tester (active load)
  Discussion: polish | english (translated) |
  
• KrzysioConsole - 4 processor, 2 cartridge slots ultra console
  Discussion: polish | english (translated) |
  
• New life for VFD vacuum displays
  Discussion: polish | english (translated) |
  
• KrzysioKartMMC3 - programmable devcart for MMC3 mapper for Famiclones
  Discussion: polish | english (translated) |
  
• PCB for fixing famiclone joypads
  Discussion: polish | english (translated) |
  
• KrzysioKalkulator - calculator based on polish CEMI integrated chips
  Discussion: polish | english (translated) |
  
• Ultra big 64 LED propeller display
  Discussion: polish | english (translated) |
  
• Thermostate for pcb etching
  Discussion: polish | english (translated) |
  
• Burning games onto famiclone cartridges (168in1, goldern 4+5 and other games)
  Discussion: polish | english (translated) |
  
• Integrated circuit tester
  Discussion: polish | english (translated) |
  
• famiclone joypad diagnozer based on atmega8
  Discussion: polish | english (translated) |
  
• KrzysioPlayer - hardware NSF music player
  Discussion: polish | english (translated) |
  
• Nixie clock powered from USB
  Discussion: polish | english (translated) |
  
• ISA expansion card with HD44780 display and I2C support
  Discussion: polish | english (translated) |
  
• Atmega 8 evaluation board
  Discussion: polish | english (translated) |
  
• MAX3000A altera CPLD evaluation board
  Discussion: polish | english (translated) |
  
• Atmega 16/32 evaluation board
  Discussion: polish | english (translated) |
  
• XC9636XL/XC9672XL xilinx cpld evaluation board
  Discussion: polish | english (translated) |
  
• a module for communication between mmc/sd card and avr/fpga/cpld
  Discussion: polish | english (translated) |
  
• joypad converter from famiclone to C64
  Discussion: polish | english (translated) |