多色数码管是如何实现变色的呢,怎么控制点亮数码管字模呢?
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
控制三种光的亮度不同即可变色,通常是使用PWM调光来实现亮度调节的,控制点阵通常使用动态扫描的方式。