Posts with tag 'piezo'
The following describes a quick project to create 'music' (ok 'sound') with a piezo-electric transducer driven directly from an AVR microcontroller and as few other components as possible.
Driving the Piezo-electric transducer.
Just about all AVR microcontrollers have one or more counters/timers that can be driven from the main clock or an external signal ...
andrew @ rocketnumbernine.com
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Checkout phatIO an IO device that looks like a USB filesystem
Set a pin to 5V by saving "1" to its control file, set it back to 0V by saving "0".
Control LCD and LED displays by writing the data to display to a file.
Communicate with TWI, and SPI and other devices by writing data to a file.
Videos, reference and more at phatIO
Set a pin to 5V by saving "1" to its control file, set it back to 0V by saving "0".
Control LCD and LED displays by writing the data to display to a file.
Communicate with TWI, and SPI and other devices by writing data to a file.
Videos, reference and more at phatIO
