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: Resetting a slave from master mcu
you could do in software..... send out to one or all listeners a command to goto a restart routine like.... which "provides a way to execute a MCLR in software"
amgen Yesterday, 23:14,
,
,
restarting:
@ RESET