µ[micro]electronics info

Some links to interesting pages with LCD information.

A GPS data logger that records position data from the GPS module. The position data is received in NMEA-0183 format and store its sequence into any storage device. The position data can be processed with existing GPS utilities for interesting applications.

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.

In-system programmer for a lot of AVR microcontrollers

This is a bootloader for the Microchip PIC microcontrollers.It is the smallest bootloader, taking less than 100 words of program space and Supports families of PIC devices: 16F, 18F, dsPIC30.

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

The EnerJar is an easy-to-build device that accurately measures the power draw of electrical appliances.

This article shows how to build a small, cheap and simple frequency meter, without any fancy, out of reach components.

The ultimate nerd status symbol: The world's most powerful (and only!) programmable RPN/Algebraic scientific calculator watch. Ridiculous? Perhaps. - Cool? Very! - Super Nerdy? You bet!

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.