Top 4 usb-device open source projects

FPGA-based USB-device controller to implement USB-CDC, USB-HID, etc.

🔥🔥串口工具,屏幕适配，通知工具类，多文件断点下载,xls，xlsx操作，文件处理,crash控制，音视频播放,usb设备检测，adb工具等...

Tiny and portable USB device/host stack for embedded system with USB IP

L1 R1：WCH 24MHz MCS-51 USB MCU (CH552T/CH552P/CH552E/CH552G/CH551G)