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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Altair 8800 Computer

Just for fun: Popular Electronics, January 1975 with the most powerfull minicomputer project ever presented - Altair 8800! Enjoy!

I2C LCD back-pack

The I2C LCD Back-Pack is a small(ish) PCB that can be plugged onto the back of an LCD so that you may control it over an I2C bus.

Infra-Red Proximity Sensors

Using an IR LED as a proximity sensors.

Homebrew 8080 Computer

Two homemade 8080-based computers.

MTK-85 - an 8085 Microprocessor Training Kit

Single board computer built with a 1970 Microprocessor, the Intel 8085. Best for learning the fundamental of computer system.

Rundfunker - an WLAN MP3 player

The Rundfunker is a tabletop mp3 player that scans the WLAN for local audio sources and is able to play shared audio-files.

RS-232 to TTL convertor

This small realization, based on one of the most common IC (MAX232) is designed to create a small and convenient TTL to RS232 and vice versa convertor.

Capacitive sensor

A simple six button keypad based on the QProx QT160 charge transfer proximity sensor chip.

Digital Logic and Microprocessor Design with VHDL

A book about the VHDL by Enoch O. Hwang from La Sierra University, Riverside

Laser effect for less than 10 US$

A lot of tips and inspiration for everyone who wants to make cheap (but nice) laser effects.

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