as the car path, pick up the car starting $path graphРTo choose the path of the graphics processing, make the car turning of edges on the minimum turning radius in circular arc transitionРGenerate a new path graphics, simulation of car movement process;РCalculate the displacement and driving car need wheel Angle, and then sends the data to the machineРUnder the machine after receiving data, through software programming to control the car wheel rotation speed and Angle, so that it is in accordance with the scheduled path forwardРplete control system requirements of the system is closely linked to each function module, according to the order process and the relationship between them, the total design scheme of the system is available.Р2.4 design of basically has the following several modules