The system is composed of a infrared telecontrol transmitter and the circuits of infrared receiving and display,input detecting and output controlling commanded by the 89C51 single-chip computer.

• 该系统主要由红外遥控发射器和89C51单片机控制的红外接收电路、显示电路以及报警输入检测电路、输出控制电路构成。