固件 https://github.com/genokolar/nrf52-keyboard 购买 https://item.taobao.com/item.htm?spm=a1z10.4-c-s.w5003-22504893694.5.1e6a27a4xLydwN&id=563254559292&scene=taobao_shop https://github.com/genokolar/notes/issues [Keyboard PCB Guide ](https://github.com/ruiqimao/keyboard-pcb-guide)