From the significance of intelligent light control system, the applicable features of RS485 technology are introduced briefly. The hardware of control system, design of software and the use of serial communication program are described.

• 从智能灯光控制系统的意义出发,简单地介绍了RS485技术的应用特点,阐述了控制系统的硬件,软件设计以及串行通信程序的使用。