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Here is another arduino library to handle Hue, Saturation, and Brightness as well as Red, Green, and ...
Build your own clock with the MCP79410 chip and 4 7-Segment LED modules....
Wearable digital compass displays the direction in green LEDs....
XBEE radio modules, force-sensitive resistors, and vibration motors allow you to give massages over r...
The 74HC595 shift register controls a 10 LED Bar Graph....
Write messages on Liquid Crystal Displays with potentiometers or keyboards....
This circuit lets you talk to an XBEE serial port with 5V power and just two signal lines: RX and TX....
Rainbow flower necklace using the TLC5940....
Our take on the classic bouncing ball, paddle game....
A hall effect sensor and an LCD screen gives you a DIY bike speedometer....
Shift Registers help you multiply your inputs and outputs....
We show how to build a computer lab using Raspberry Pis for under $1000...
A library to interface Arduino code with the 3 Axis L3G4200D gyroscope....
Light sensors guids this robot towards the light....
Wireless communication on the wearable wayfinder....
From simple rules emerge mysterious and intricate patterns....
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