<div dir="ltr">I am not an Android programmer, but I would expect that there are ways to go to sleep setting a wake up sometime in the future.<br><div><br></div><div>Maybe there's something down this bunny hole:<br></div><div><a href="https://developer.android.com/reference/android/app/AlarmManager">https://developer.android.com/reference/android/app/AlarmManager</a></div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Mar 21, 2024 at 2:53 PM Mark Atherton <<a href="mailto:markaren1@xtra.co.nz">markaren1@xtra.co.nz</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">30 sec would probably be OK.<br>
<br>
Please explain 'the alarm'<br>
<br>
On 3/21/2024 2:27 PM, Charles Manning wrote:<br>
> How responsive does it need to be?<br>
> I wonder whether you could "cheat" and use the alarm?<br>
> <br>
> <br>
> On Thu, Mar 21, 2024 at 12:39 PM Mark Atherton <<a href="mailto:markaren1@xtra.co.nz" target="_blank">markaren1@xtra.co.nz</a> <br>
> <mailto:<a href="mailto:markaren1@xtra.co.nz" target="_blank">markaren1@xtra.co.nz</a>>> wrote:<br>
> <br>
> All,<br>
> <br>
> I am hoping to use a bunch of older Android tablets in the garage as<br>
> display devices. These units will be wired to 5V chargers and hopefully<br>
> can be configured so they can be placed in a low power mode with<br>
> wireless switched on and attached to the local WiFi network. All high<br>
> power stuff (graphics, backlight) of the tablets will be switched off.<br>
> <br>
> When the units need to display something, I am hoping to wake them<br>
> up by<br>
> sending a magic packet to each of the devices MAC addresses, and waking<br>
> them up using Wireless Wake On LAN.<br>
> <br>
> With the devices awake and a browser running in each device and<br>
> attached<br>
> to a small local HTTP server, messages can then be served to each<br>
> device<br>
> to be displayed.<br>
> <br>
> There seem to be lots of stuff on the web about using an Android device<br>
> to wak a PC, but little about waking an Android Device from a PC.<br>
> <br>
> Does anyone have any experience waking Android 10 devices remotely ?<br>
> <br>
> Thanks, Mark<br>
> <br>
> <br>
> <br>
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