适用版本：arduino0023使用方法：1、把Scratch文件夹复制到arduino的library下；2、打开scratchDemo.pde,正确选择arduino板子的型号和端口，并upload即可。端口连接说明：board.setSlider_toAnalogPin(0);//useAnalog0for滑竿board.setLight_toAnalogPin(1);//useAnalog1for光线board.setSound_toAnalogPin(2);//useAnalog2for声音board.setResistorA_toAnalogPin(3);//useAna