RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ 4f1c96de30ea4b27847d97088a5980ddafee0fa3

kopia lustrzana https://github-proxy.rt-thread.io/RT-Thread/rt-thread.git

David Lin f086765401 Update cdc_vcom.c		5 lat temu
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usbdevice	f086765401 Update cdc_vcom.c	5 lat temu
usbhost	4b2b9a87c6 Merge pull request #3871 from OpenNuvoton/rtt_usbhost_issue	5 lat temu
SConscript	cc54e0a74e [usb]update usb stack	8 lat temu