RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ 2fa4fa2c8a037146d09581a4c489c5e8e5ad5f1f

镜像来自 https://github-proxy.rt-thread.io/RT-Thread/rt-thread.git

weety 5293175998 Fixed data loss issue when USB CDC serial works in dma transmission mode.		7 年之前
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usbdevice	5293175998 Fixed data loss issue when USB CDC serial works in dma transmission mode.	7 年之前
usbhost	d3764db892 解决以下问题:	7 年之前
SConscript	cc54e0a74e [usb]update usb stack	8 年之前