This page contains documentation for my hobby electronics projects.
Z80-512K [GitHub repository] - Z80 CPU and 512KB Flash ROM / 512KB SRAM paged memory module, compatible with RC2014 (January 2021)
TTL Clock [GitHub repository] - An update to my previous 74xx ICs Based Digital Clock project (December 2020)
Tiny Z80 [GitHub repository] - Business Card Sized, RC2014 compatible Zilog Z80 Single Board Computer (July 2020)
Radio 86RK [GitHub repository] - Re-make of the Soviet Ham Radio computer published in Radio Magazine in 1986 (March 2020)
Omega Home Computer [GitHub repository] - An open-source MSX2 compatible computer (January 2020)
Easy Z80 [GitHub repository] - An easy to build Zilog Z80 based single board computer (February 2019)
ISA 8-Bit Backplane [GitHub repository] - Compact ISA 8-bit Backplane board (December 2017)
Micro 8088 Processor Board [GitHub repository] - Small IBM XT compatible processor board based on Faraday FE2010A chipset (November 2017)
I2S Audio pHAT [GitHub repository] - I2S Audio Interface for Raspberry Pi Zero (August 2017)
Minimal 8085 Single Board Computer - MiniMax8085 (March 2017)
Melexis MLX90615 Infra-red Temperature Sensor Breakout Board (January 2017)
Intel(r) Quark(tm) Microcontroller D2000 Dual mikroBUS(tm) Board (October 2016)
Intel(r) Quark(tm) Microcontroller D2000 based Environmental Sensors Board (May 2016)
74xx ICs Based Digital Clock (July 2015)
Audio Block for Intel Edison (June 2015)
USB to Serial Adapter (March 2015)
Zeta SBC V2 - An improved version of Zeta SBC (March 2015) [RetroBrew Computers Wiki]
Intel Wildcard 88 Motherboard (November 2014)
Compact USB Audio Adapter (November 2013)
ISA Super VGA - Trident TVGA9000i based Super VGA board (March 2013)
XT-CF-Lite - 8-bit ISA interface for Compact Flash cards (February 2013)
ParPortProp - Parallax Propeller Based console and SD-card storage board for Zeta SBC (December 2012)Â [RetroBrew Computers Wiki]
ISA Floppy Disk and Serial Controller (November 2012)
Micro ATX ISA Backplane (October 2012) [RetroBrew Computers Wiki]
Xi 8088 Processor Board - An improved version of the Sergey's XT Processor Board (September 2012)
ISA OPL2 Card (September 2012)
Zeta SBC - Zilog Z80 Based Single Board Computer (August 2011) [RetroBrew Computers Wiki]
Sergey's XT - Intel 8088 / NEC V20 Based IBM XT/AT Compatible Processor Board (December 2010)
HTPC (August 2008)
Analog Data Logger (February 2008)
LCD Clock (September 2006)
SPI Flash Programmer (August 2006)
Binary Clock (December 2004)
ISA POST Card (February 2003)
Flash-based Dial-up Router (March 2002)
gsame (October 1999)
gmixer (February 1999)
The information on these pages is provided "as is" without warranty of any kind. Use it at your own risk. I am not a certified Electrical Engineer, and DIY electronics is only my hobby.
All source code and the schematic is provided under GPL v3 license unless stated otherwise.
All documentation is provided under GFDL license.
sergey#AT#malinov#DOT#com
Comments or additions are highly appreciated. But unfortunately I don't have much spare time, and probably won't be able to help with debugging your stuff.