µ[micro]electronics info

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

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Disclaimer

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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Laser effect for less than 10 US$

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

Cheap LCD displays from MTs again

Some links to interesting pages with LCD information.

Flickr images on a Nokia 6110 Color LCD

Most used are these green character displays with two or more rows to display menus, status or debug messages. With mass production of mobile phones, color LCDs get that cheap, that they can be used as replacement. To test the display, I hacked a kind of small digital picture frame, that fetches pictures from Flickr.

IR and ultrasonic scanner

This project is a short range, infrared and ultrasonic scanner that uses a standard hobby servo to move the sensors and a color LCD screen to display the information from the sensors.

Game with LCD from Nokia 3310

Simple and cheap graphic game system with LCD from Nokia cellphone.

EchoMP3 - small MP3 player

Cheap and excellent MP3 player based on VS1002 MP3 decoder, PIC18F45x microcontroller and LCD display from Nokia 3310 cell phone.

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