Hello, I very like Arduino.
Someone know a good tutorial for the Arduino?
Welcome to the forums.
Arduino links.
For many Arduino PDF document links:
Google >>>- - - - > arduino filetype: pdf
Or
https://www.google.ca/search?q=arduino+filetype%3A+pdf&rlz=1C9BKJA_enCA739CA739&oq=arduino+filetype%3A+pdf&aqs=chrome..69i57j69i65.1385j0j7&hl=en-US&sourceid=chrome-mobile&ie=UTF-8
Google >>>- - - - > C++ filetype: pdf
Or
https://www.google.ca/search?q=c%2B%2B+filetype%3A+pdf&rlz=1C9BKJA_enCA739CA739&oq=c%2B%2B+filetype%3A+pdf&aqs=chrome..69i57.22790j0j7&hl=en-US&sourceid=chrome-mobile&ie=UTF-8
Watch these:
Some things to read:
https://learn.adafruit.com/category/learn-arduino
https://learn.sparkfun.com/tutorials/how-to-read-a-schematic
http://playground.arduino.cc/Code/AvoidDelay
https://forum.arduino.cc/index.php?topic=384198.0
http://arduino-info.wikispaces.com/

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