The Daily Duino

Finally sat down and figured out how to send some basic signals via serial from Processing to an Arduino.  For this example I was just looking for basic functionality, so I settled for a simple way to turn a LED on and off.  It’s also mostly sample code gathered from the Internet. The Processing code [...]

For several years, I have been a user of various smart-phones of different makes and models.  Once I used my first smart-phone, I was truly hooked by the “life style”. Soon, I was left with little desire to return to a “normal” phone that “just made calls”. I am always finding new applications that remind [...]

Today we are going to be playing with some 433 mhz radios from Parallax. Transmitter $30 Receiever $40 Datasheet Now this is only going to be one way communication, as these will either transmit or recieve but not both.  This pair is extremely easy to use, they say these will range over 500ft and will [...]

Tags: parallax, rf, Wireless

To do a wired serial conection you need 3 wires, rx, tx, ground.  Don’t forget the ground, that had me all confused and frustrated.  The tx (transmit) and rx (recieve) wires need to be crossed. I wrote a simple sketch that starts at 0, outputs that value, increments by 1, outputs that value and so [...]

Tags: Communication, LCD, serial, sparkfun