µ[micro]electronics info

A weblog focused on interesting circuits, ideas, schematics and other information about microelectronics and microcontrollers.




Because I have not tested all electronic circuits mentioned on this pages, I cannot attest to their accuracy; therefore, I do not provide a warranty of any kind and cannot be held responsible in any manner.

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Pocket PC challenge

Do you remember the old pocket PCs like the SHARP PC-1500, PC-1600 etc.? A small plastic brick with an ASCII keyboard and simple LCD.

Twitter client for Commodore C64/128

BREADBOX64 is a twitter client for the C64/128. It uses Contiki and the MMC Replay cartridge with the RR-Net add on for the physical connection to the net.


A small computer, based on ATMega162, built by C64 lover Andre Klonz.

Build your own Z80 computer

A legendary book by Steve Ciarcia available online!

External 128-512 kB RAM for ZX Spectrum

ZX Spectrum is still alive - at least in the Czech Republic. :) Here is a Velesoft's (nearly) unobtrusive solution for ZXS memory enhancing (in English, don't worry).

Introduction to 6502

6502 information is not as nostalgic as it seems to be...

Atari ST reborn...

Two attempts to build an Atari ST clone.

Z80 code bits from MICROCode

Some old software from MICROCode for your CP/M computers

A Z80 nostalgia - computers by Retroleum

If you're interesting in the old computers, you haven't miss this page with interesting constructions and informations.

Old good times

Remember the old good times with all these amazing computers like ZXS, C64, BBC etc.? Get 8-bit nostalgia now!

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