STM32 USB 源代码及笔记下载——STM32 USB固件以及上位机驱动、应用程序源程序和笔记。-USB-based STM32 application development notes

usb cdc serial port system file

此工程程序是只对丰田车型原车载音响的CDC协议的，可用于对原车载音响增加扩展功能，例如：给原车载音响增加读USB,SD卡功能。-This engineering program only Toyota models original car audio CDC protocol can be used to increase the extended functionality of the original car audio, for example: increase read USB,

file ocard USB avr cdc, chuyen doi cong com sang USB ho tro gia tiep may tinh va lap trinh mach arduino