驱动芯片是STM32f103 采集音乐信号，指示频谱，显示的屏幕是点阵屏 HEX文件对应的是 标准08接口 OE极性高的32X64点阵屏(The driver chip is STM32f103 collecting music signal, indicating the spectrum, the display screen is the dot matrix screen The HEX file corresponds to the standard 08 interface O