| 基于ATmega16的多路LED光源控制器 |
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| 引用本文： | 李程,韩震宇,邹龙飞.基于ATmega16的多路LED光源控制器[J].机电工程技术,2014(2):40-43. |
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| 作者姓名： | 李程 韩震宇 邹龙飞 |
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| 作者单位： | 四川大学,四川成都610065 |
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| 摘 要： | 为了控制半导体外观缺陷在线检测系统中的照明光源,介绍了一种以ATmega16单片机为核心,使用恒流方式控制LED照明光源的多路LED光源控制器。叙述了光源控制器的总体设计方案、主要硬件电路、软件流程框图。实验结果表明该光源控制器拥有良好的调节光源亮度以及保持光源亮度的性能。
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| 关 键 词： | 单片机 D/A转换 恒流源 光源控制器 |
The Multichannel LED Light Controller Based on ATmega16 |
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| LI Cheng,HAN Zhen-yu,ZOU Long-fei.The Multichannel LED Light Controller Based on ATmega16[J].Mechanical & Electrical Engineering Technology,2014(2):40-43. |
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| Authors: | LI Cheng HAN Zhen-yu ZOU Long-fei |
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| Affiliation: | (SichuanUniversity, Chengdu610065, China) |
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| Abstract: | In order to control the LED light source of semiconductor appearance defect detection system, this paper introduced a multichannel LED light controller based on ATmega16 microcontroller and using constant current mode to control LED light source. This paper described the design scheme, the main hardware circuits and the software＇s flowchart. The experimental results showed that the controller has a good performance in light source brightness adjustment and the brightness maintaining. |
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| Keywords: | microcontroller D/A conversion constant current source light controller |
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