undefined | Better HN

0 pointsmegous7y ago0 comments

It's necessary to negotiate the power requirements.

0 comments

I did not know this, that is interesting.

As in, the OS driver for the USB controller? Feels like a lot.

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.

j / k navigate · click thread line to collapse

0 comments

Sholmesy7y ago

I did not know this, that is interesting.

As in, the OS driver for the USB controller? Feels like a lot.

megousOP7y ago

j / k navigate · click thread line to collapse