
Fun with Piezo’s
I’ve created a simple beeping alarm with a Piezo transducer. Connect the Piezo + to pin 9, and the Piezo – to Gnd. Run the following sketch. Next version will be using the tone() command to build a Morse Code

I’ve created a simple beeping alarm with a Piezo transducer. Connect the Piezo + to pin 9, and the Piezo – to Gnd. Run the following sketch. Next version will be using the tone() command to build a Morse Code

Hot off the presses, this is a big jump in speed and power for the Arduino community. No longer an 8bit Atmel at heart, there is a powerful ATSAM3X8E processor beating at the core of this Arduino. Compatible with 3.3v
There are a lot of good Arduino books out there. Most teach you how to install the editing environment, how to code, and neat projects like blinking a LED, reading a light sensor, or controlling a motor. Only one teaches

This book by John – David Warren and friends is one of my favorites. A good beginning in electronics and Arduino basics (easily ignored if you are experienced, but I suggest a overview anyway), then jumps into well documented meat
A new programming interface, with some pretty major changes to available routines, functions, and behavior in old functions. This one is important, check it out at http://tronixstuff.wordpress.com/2011/12/10/initial-review-arduino-v1-0-ide/ Join the Arduino discussions at http://tech.groups.yahoo.com/group/arduinohome/ . Become the Maker you were born
The biggest issue with protoshields, is the Arduino funky pin spacing. Mike Cook has a way to make larger protoshields with plenty of prototyping space. Handier than breadboards, as the project is more “permanent”. Mike has been helping us with
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