捕获模块的应用，用P1^3和P12作为外部的脉冲的捕获输入端，实现小车速度检测。-Capture module application, P1 ^ 3 and P12 as the input terminal of the capture of the external pulse, and the car speed detecting.

英飞凌XC836 T2定时器捕获功能应用，能够捕获上升沿，下降沿，及周期信号，很好用的。-Infineon XC836 T2 timer capture function application, able to capture rising, falling, and the periodic signal, very good use.