| 用脉宽调制技术实现三基色LED灯的调色 |
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| 引用本文： | 金雪尘,黄亮,葛纹懿.用脉宽调制技术实现三基色LED灯的调色[J].常州工学院学报,2011,24(2):16-19. |
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| 作者姓名： | 金雪尘 黄亮 葛纹懿 |
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| 作者单位： | 常州工学院理学院,江苏常州,213002 |
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| 摘 要： | 文章介绍了用脉宽调制技术调节LED亮度的方法，并用此技术进行红、绿、蓝三基色LED灯的亮度调节，进而达到LED自由调色的目的。同时利用单片机控制技术，调节LED彩灯的发光周期，实现LED彩灯亮度色彩的变换。
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| 关 键 词： | 脉宽调制 LED 调色 单片机 |
Realization of Color of Tricolor LED-lamp Based on the Pulse Width Modulation Technology |
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| JIN Xue-chen HUANG Liang GE Wen-yi.Realization of Color of Tricolor LED-lamp Based on the Pulse Width Modulation Technology[J].Journal of Changzhou Institute of Technology,2011,24(2):16-19. |
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| Authors: | JIN Xue-chen HUANG Liang GE Wen-yi |
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| Affiliation: | JIN Xue-chen HUANG Liang GE Wen-yi(School of Science,Changzhou Institute of Technology,Changzhou 213002) |
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| Abstract: | This paper introduces the way to adjust brightness of LED based on pulse width modulation technology, and the technology is applied to adjust brightness of LED-lamp of red, green and blue for the aim of adjusting color of LED freely. Meanwhile, by MCU command technology, the shining cycle of multicol- ored LED-lamp is adjusted to change brightness and colors of multicolored LED-lamp. |
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| Keywords: | pulse width modulation LED colors adjusting MCU |
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