[time-nuts] Lowest Power NTP Server
jimlux
jimlux at earthlink.net
Sun Dec 1 21:17:11 UTC 2019
On 12/1/19 9:29 AM, Poul-Henning Kamp wrote:
> --------
>
> You can do better than RPi, since a NTP server basically
> only needs to understand two packets: IP/UDP at port 123
> and ARP packets.
>
> There are WiFi enabled microcontrollers that could be taught how
> to do that, but you'd have to write up your NTP daemon from scratch
> which is not hard when you do not have to do the "sync clock from
> remote servers" part.
There's also a GPS that incorporates a LEON SPARC microcontroller, and
you could load up RTEMS which has the network stack.
>
>
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