无线遥控小车的c代码。发射单元模块的单片机根据的按键信息发射相应的控制信号，经PT2262编码发射后，由PT2272接收，接收模块的单片机根据接收到的信息，控制小车前进、后退、左转、右转等操作。-Wireless remote control car the c code. Single-chip transmitter module in the key information according to the corresponding control signal transmitter,