Usb und Energiesparmodus

[t.roller]

Teste mal die Registry-Einstellung für EnableSelectiveSuspend

USB Selective Suspend
https://msdn.microsoft.com/de-de/lib...(v=vs.85).aspx

WinUsb_SetPowerPolicy function
https://msdn.microsoft.com/en-us/lib...(v=vs.85).aspx

Code:

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\USB\ROOT_HUB20\4&1e0b1e80&1\Device Parameters]
"SymbolicName"="\\??\\USB#ROOT_HUB20#4&1e0b1e80&1#{f18a0e88-c30c-11d0-8815-00a0c906bed8}"
"EnableSelectiveSuspend"=dword:00000000