Raspberry Pi Clock: Amazon.com

I needed a real time clock for a Raspberry Pi that's in control of opening and closing the door to my chicken coop. I can't depend on "ntp" (Network Time Protocol) if my internet connection is unavailable. I need the chicken coop door to open and close at the right time of the day. This Adafruit RTC is ……

Raspberry Pi Clock - n0bel.net

Details Created: 27 July 2016 Last Updated: 27 July 2016 After introducing some dimming features to the PiClock last week, and including a dimmer configuration example, I was asked if the dim config could be swapped out at night, and then back again during the day.…