RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ 9c544e069cfb13eeb1905cbcb0b913f8fa7e6dff

огледало од https://github-proxy.rt-thread.io/RT-Thread/rt-thread.git

Cliff Chen 1c68bd9d3c Support msc mode automatic switching		пре 6 година
..
usbdevice	1c68bd9d3c Support msc mode automatic switching	пре 6 година
usbhost	d3764db892 解决以下问题:	пре 7 година
SConscript	cc54e0a74e [usb]update usb stack	пре 8 година