Need to know the time - accurately for your next project?
The code below allows your PIC to log into a network timeserver and it (eventually) writes the time to a Dallas RTC (code not supplied).
The PIC checks the NET TIME every power-up and thereafter every 4 hours. If it doesn't make connection, it tries an alternate time server. If THAT doesn't work (after retries) it gives up and tries again 4 hours later. A Lantronix XPort handles the connection to the net.
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Re: Determining trace/via/wire current capability
If you want to increase trace/via capacity without increasing their size (maybe it complicates the rest of your circuit), just make more.
Demon Yesterday, 22:42https://i.imgur.com/DH51l19.png
In my case, the 7805...