Subj : Re: Releasing the TV before shutting down ?
To   : All
From : R.Wieser
Date : Fri Aug 02 2024 13:38:18

Joerg,

> Yes, it is possible for a Raspberry Pi to send a signal to a TV to
> switch the HDMI input before shutting down. This can be done using CEC
> (Consumer Electronics Control), a feature available through HDMI that
> allows devices to communicate with each other and exchange basic control
> commands.
[snip]

Thank you for that extensive answer.  Andy Burns also mentioned that
"cec-client" program, but having a bit more info about it is always good.

By the way, I'm curious :

> I just asked ChatGPT if it knew an answer,

was that the first answer it gave, or did you have to hit "refresh" a couple
of times ?

Regards,
Rudy Wieser

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