[Nut-upsdev] Free and well documented NUT driver protocol

Łukasz Przeniosło lukasz at przenioslo.com
Mon Mar 20 18:00:45 GMT 2023

Hi Stuart,
Thank you for the link. It does seem what I am looking for. Are you aware 
of any similar standard created for a serial device? I have a working CDC 
usb setup, which is why I am asking. If required, will switch to HID though.

Łukasz Przeniosło
On March 20, 2023 15:25:09 Stuart Henderson via Nut-upsdev 
<nut-upsdev at alioth-lists.debian.net> wrote:

> On 2023-03-20, Łukasz Przeniosło <lukasz at przenioslo.com> wrote:
>> I would like to create a new UPS device that communicate with the outer=20
>> world over USB. The USB protocol can be either CDC serial or HID. I am=20
>> looking for an existing protocol that can be legally used by me, so I=20
>> don't need to come up with a new protocol + ask anyone to add any new=20
>> code to the NUT project. It should also be well documented, since I need=20
>> to reimplement it in my device.
>> What would be the best approach here? I would appreciate all help and=20
>> feedback!
> Many of the HID-based UPS use the Power Device Class, docs are at
> https://usb.org/sites/default/files/pdcv11.pdf
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