yehnan / arduino_practices

一些Arduino的練習，有電路圖與程式碼。
詳情請見（中文）http://yehnan.blogspot.com/2012/02/arduino_21.html

Some Arduino practices, containing schematic diagrams and sketches.
Details in (Chinese) http://yehnan.blogspot.com/2012/02/arduino_21.html 

Any suggestions are welcome.