Paul badger actually had a piezo on his mpguino design, and I have figured out how to control the pitch and volume (and even the attack/delay) of it, it needn't be an "alarm" to provide useful feedback. And allowing you to keep your eyes on the road more isn't a bad thing.
http://www.arduino.cc/cgi-bin/yabb2/...num=1228475606
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WINDMILLS DO NOT WORK THAT WAY!!!
Last edited by dcb; 11-11-2010 at 06:37 AM..
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