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megous
on Feb 20, 2019
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WiFi Hides Inside a USB Cable
It's necessary to negotiate the power requirements.
Sholmesy
on Feb 20, 2019
[–]
I did not know this, that is interesting.
As in, the OS driver for the USB controller? Feels like a lot.
megous
on Feb 21, 2019
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parent
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Google USB-PD. Devices on either end of the USB cable could be dumb, and it would revert to some base minimum requirements (5V 500/900mA or so). But notebook may not be able to negotiate for higher power or higher voltage for charging.
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