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echo: rberrypi
to: A. DUMAS
from: RICKMAN
date: 2017-04-14 17:19:00
subject: Re: Shutdown time for RPi

On 4/14/2017 5:09 PM, A. Dumas wrote:
> On 14/04/2017 22:09, Frank Miles wrote:
>>   What's the easiest way to detect when shutdown is complete?
>
> A GPIO pin state? Is it 14 or 15 that's reliably hi/lo depending on run
> state?

If it's set by software, it's not reliable.  Since this is part of a
power down circuit, why not measure the power consumption.  I'm pretty
sure the numbers I've seen will make a clear distinction between running
in a low power state and OFF.  Power measurement is not so hard.

--

Rick C

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