RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ 554c7b36eef3dbd238ac5dba0e30efa6b18845e5

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

mazhiyuan f04941c951 [cdc_vcom.c]adapt to both v1 and v2 of serial		пре 4 година
..
usbdevice	f04941c951 [cdc_vcom.c]adapt to both v1 and v2 of serial	пре 4 година
usbhost	3c05a4e719 [compoenets] auto & manual formatted	пре 4 година
SConscript	cc54e0a74e [usb]update usb stack	пре 8 година