This is discussed here [0]. It is possible and there are a couple of options but there are some catches: LTE is UTC only, GNSS requires much power. [0] https:/

This is discussed here [0]. It is possible and there are a couple of options but there are some catches: LTE is UTC only, GNSS requires much power. [0] https://www.eevblog.com/forum/chat/cheapest-way-to-get-datetime-from-gps/ https://www.eevblog.com/forum/chat/cheapest-way-to-get-datet...