红外解码程序，是能遥控器发射回来的信号加以解码，并对接收回来的信号回以控制，若配合继电器控制电路，可用于简单控制家电设备。-IR decoding process, is able to transmit remote control signals to be decoded back, and receive back a signal back to the control, if with relay control circuit for simple control of appli