基于单片机的交流LED智能照明系统设计  

AC LED lighting system design of intelligent based on MCU technology

作　　者：孔维成[1] 李悦[1] 刘璞[1] 舒德泉[1] 

机构地区：[1]总参谋部通信训练基地教研部实验室,河北张家口075100

出　　处：《电子设计工程》2012年第10期129-131,共3页Electronic Design Engineering

摘　　要：以热释电红外探测器、光亮度及声控传感器做为照明区域的感知器件,进行信号采集,将采集信号通过转换电路转换后传到STC12C5628AD单片机,经单片机处理后的控制信号控制驱动电路。根据AC LED电路的特点,驱动电路以双向可控硅做为核心器件进行设计,系统可实现AC LED照明的智能开启及亮度调节。经实际电路测试,电路工作稳定可靠,达到了设计要求。Using the pyroelectric infrared detectors, brightness and voice-activated sensor as the perception device of the lighting region, conduct the Signal acquisition, convert the signal acquisition to the CPU STC12C5628AD through the conversion circuit, processed by the CPU ,control signals can control the drive circuit. According to the characteristics of AC LEDcircuit,the drive circuit is designed with the triac as a coredevice,the system can Achieve the intelligent open and brightness adjustment of the AC LED lighting. With the actual circuit testing, circuit works steadily and reliably,and meet the design requirements.

关 键 词：ACLED 智能化 传感器 单片机 驱动电路 

分 类 号：TM923[电气工程—电力电子与电力传动]