Questions tagged [real-time-clock]

A battery backed-clock which will retain and continue to update date and time, even if the device which uses it loses power. Some RTCs can awaken their parent device from sleep mode at a pre-programmed time.

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Motherboard for Lathem CT70

I am looking to create a new Timeclock software to run on a specific hardware. I would like to know what Motherboard dose Lathem CT70 Terminal Use. And what cables do I need to connect to it
Knowl Bunt's user avatar
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Raspbery Pi case with Real Time Clock and battery power

I have found a few old Kickstart projects, such as this, which consist of a case (not on-topic), containing a Real Time Clock and battery power for the Pi. Some have a few extra features, such as a ...
Mawg says reinstate Monica's user avatar