基于ws2812b LED 与stc15w104的七彩呼吸灯程序C

ws2812呼吸灯驱动 通过控制IO电平和延迟模拟时序，改变亮度达到呼吸效果(Ws2812 breathing lamp drive By controlling IO level and delay simulation timing, we can change brightness to achieve breathing effect.)

WS2812B全彩LED灯，采用PWM+DMA方式控制，已经编写好红色呼吸灯、绿色呼吸灯、蓝色呼吸灯和随机呼吸灯程序，还有最基本的RGB三种颜色的0~255亮度调节函数。(Ws2812b full-color LED lamp is controlled by PWM + DMA mode. The program of red breathing lamp, Green Breathing lamp, blue breathing lamp and random breathing lamp