RTC on GSM shield

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Charlie
Posts: 2
Joined: Tue Dec 09, 2014 4:41 pm

RTC on GSM shield

Post by Charlie »

I've just started using the GSM shield which seems to work well.
The instructions I have found mention an RTC and buttoncell, but no instructions on how to make use of it.
Can anyone point me in the right direction please.
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