Try to view this two youtube video:
1/2: ....link to internet...
2/2: ....link to internet...
Ooops!!! I can't post message with links because it is my first message in this forum.
Enter in youtube and search for this two codes
1/2: ZIcMQZjcmew
2/2: coM_K7sju88
It is in brazilian/portuguese language. But, I believe you will understand the images showed with ISIS, Arduino IDE and atmega168 controller.
Enjoy...