FrequencyTimer2
Modified by Tim Barrass, June 14 2013
- added support for ATMEGA32U4 processors (Leonardo,Teensy2.0)
using Timer 4 instead of Timer 2
- Includes updates by Paul Stoffregen, paul@pjrc.com
for compatibility with newer hardware and Arduino 1.0
Original Readme:
Update code from http://www.arduino.cc/playground/Code/FrequencyTimer2 for use with Arduino 0018 and the ATmega328 chip.