This project was cloned from https://oshwhub.com/jiangchao/ws2812-guang-mo-fang-kai-yuan. Due to some problems with the switch position of the PCB in the original project picture A, it was cleaned and released.
Notice:
As of March 3, 2020, the main control Atmega328P AU has been pushed to more than 200, and the renovation cost is about 45 to 50 yuan, so you need to be cautious when entering the pit.
Only the PCB of model A in the picture has been modified, and the others have not been modified, including the schematic diagram.
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