Abstract: This article mainly elaborated has used the indoor remote control lighting set-up which the infrared way realized, used MCS-51 series AT89C205 8 monolithic integrated circuit microprocessors, realized the infrared remote control launch and the receive through the software simulation. Realizes the indoor remote control illumination to have several main methods, has chosen the most economical most practical one way through the comparison, is also by the infrared way. This systems synthesis has utilized the infrared wireless remote control technology, the monolithic integrated circuit control technology as well as analogous circuit's related knowledge. The design included has launched and accepts two parts. The transmission circuit by the instruction key, the command code electric circuit, the tone circuit, the driving circuit, the transmission circuit and so on several parts is composed. The acceptor by the accepting circuit, the amplifying circuit, demodulates the electric circuit, the instruction decoding circuit, the driving circuit, the executive circuit and so on several parts is composed. Finally realizes the different pressed key to control several different electric circuit's functions. Through the test, system's performance has met the anticipated requirements. key word: Infrared; AT89C2051; TL0038; Remote control 我刚翻译过!!!