Eliminated a signal by using a simpler trait method that returns whether VBus power is available. Also includes a UsbSupply that can be signalled for use with the nRF softdevice. Includes the requirement for waiting for power to become available.
763: Misc USB improvements r=Dirbaio a=Dirbaio
The "simplify control in/out handlng" commit gives a -2kb code size improvement.
766: Make usb_serial examples work on windows r=Dirbaio a=timokroeger
Windows shows `error 10` when using CDC ACM on non composite devices.
Workaround is to use IADS:
https://developer.nordicsemi.com/nRF_Connect_SDK/doc/1.9.1/kconfig/CONFIG_CDC_ACM_IAD.html#help
Co-authored-by: Dario Nieuwenhuis <dirbaio@dirbaio.net>
Co-authored-by: Timo Kröger <timo.kroeger@hitachienergy.com>
