转至:http://www.sl088.com/voyage/2012/10/11506.slboat#.E5.8F.91.E7.8E.B0
http://www.engblaze.com/microcontroller-tutorial-avr-and-arduino-timer-interrupts/
http://www.diy-robots.com/?p=351
http://www.diy-robots.com/?p=814
http://www.diy-robots.com/?p=852