555 Circuits
Basic circuits and information about this timer/oscillator. (11/6/2006)Category: electronics circuits - Updated: 2009/07/23
555 Circuits II
Some useful circuits using the LM555 IC. (11/26/2006)Category: electronics circuits homemade - Updated: 2009/07/23
7-Segment ASCII character Set
A 127-character ASCII table for 7-segment LED or LCD displays. (August 13, 2009)Category: microcontroller electronics scripts - Updated: 2009/08/14
AC LEDs.
Some useful Circuits with LEDs using the AC voltage. (5/28/2006)Category: circuits electronics - Updated: 2009/07/24
ADC without ADC.
Here is a example how to read analog values without an Analog-to-Digital converter. Any Microchip PIC microcontroller without ADC can be used. (10/1/2006)Category: microcontroller electronics howto - Updated: 2009/07/24
Air Display.
A Noisemaker without noise. This is a simple display that uses the persistence of the vision [POV] to display messages in the air. (04/28/2004)Category: microcontroller electronics homemade - Updated: 2009/07/24
Calculator Collection.
Here is my collection of old electronic calculators. Updated! (2/21/2007)Category: discover electronics - Updated: 2009/07/23
Coke AM Radio
My "collectible" Coke AM radio. (11/23/2007)Category: electronics interesting discover - Updated: 2009/07/23
Diode Circuits
A collection of simple but useful circuits made with silicon diodes. (6/14/2006)Category: electronics circuits - Updated: 2009/07/23
Emergency Light.
A simple circuit that activates a light when the power is out. A version with a lightbulb and another with white LED light included. (6/25/2006)Category: electronics circuits light homemade - Updated: 2009/07/23
FM Microphone.
A micro-transmitter is so small and sensitive, it have only 8 easy-to-get parts and can be assembled in one hour. (6/3/2006)Category: electronics circuits homemade - Updated: 2009/07/23
Four Digit Counter
An Easy to build & multifunctional counter with 7-Segment Led Display. (5/06/2004)Category: microcontroller projects electronics - Updated: 2010/01/19
Hacking the LEGO NXT
As the LEGO NXT is more complicated than the RCX; I had to do my own research to be able to hack the NXT connectors. Here is some interesting information about the signals from LEGO Mindstorms NXT. (8/2/2007)Category: lego howto projects electronics robots - Updated: 2009/07/23
Hitachi LCD Displays
LCD displays Hitachi Compatible, Data and Tips how to use the display.Category: electronics circuits howto - Updated: 2009/07/23
How To Control Multiple Leds
Multiplexing the I/O ports, you can control many leds using a few ports. Improved! (5/21/2006)Category: microcontroller electronics howto - Updated: 2009/07/24
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