This is a library for our Adafruit 24-channel PWM/LED driver
Pick one up today in the adafruit shop! ------> http://www.adafruit.com/products/1429
These drivers uses SPI to communicate, 3 pins are required to
interface: Data, Clock and Latch. The boards are chainable
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Written by Limor Fried/Ladyada for Adafruit Industries.
BSD license, all text above must be included in any redistribution