Tuesday, October 14, 2008

RTC (ds1307) Interface for PIC 16f877A

I have tested a time operated switch with RTC 1307 and PIC 16f877A. You can replace the LED with a relay. If you dont have a battery at testing time yo must ground the PIN 3 of 1307. You can avoid the capacitors also, but must use the pullup resisters.

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