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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Sound synthesizers

Sound Effects Synthesizer and other synthesizers.

Simple negative power supply

This stuff is really small, use some common parts and can be reuse across different needs.

PICASO VGA/SVGA Graphics Controller

Compact & cost effective ready to go 'drop in' embedded graphics engine that will deliver stand-alone functionality to your project from 4D Systems.

Cheap LCD displays from MTs again

Some links to interesting pages with LCD information.

Pinout handbook

Are you looking for pinouts? Try the Handbook Of Hardware Pinouts.

Custom characters on HD44780-based LCD display

This article discusses how to overwrite bytes in the CGRAM to display custom bit-map graphics on a Hitachi HD44780-compatible character LCD display. A method is described of transforming a raster image to an array of values that are a monochrome bit-map representation of the original.

Video to oscilloscope

Yet another entry for the scope-abilities list -
These projects offer the ability to convert composite or VGA video signals for oscilloscope display. You'll need a scope with Z/intensity input in addition to the X & Y axes in order to pull this one off.

Hacking the robotic vacuum cleaner

See the interesting things you can do with a robotic vacuum cleaner.

3-wires interface for LCD display

Serial interface to LCD display, originally based for an Arduino.

How to build your own simple ECG?

How to build a simple heart monitoring device, ECG/EKG (electrocardiograph)

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