开机时舵机角度自动转为0度，通过实验板上的独立按键调节舵机的角度转动,并且在实验板上数码管上显示出相应的角度，本实验仅演示5个角度的控制,若想实验任意角度控制请大家自行编程实验。-Boot Angle automatic steering gear to 0 degrees, through the experiment of independent board the Angle of steering gear buttons adjust rotation, and the board digital pipe showed on the corresponding point of view, this experiment demonstration five Angle only control, if want to experiment arbitrary Angle control please to programming experiment.