Naguissa / uRTCLib

Really tiny library to basic RTC functionality on Arduino. DS1307, DS3231 and DS3232 RTCs are supported.
https://www.foroelectro.net/librerias-arduino-ide-f29/rtclib-arduino-libreria-simple-y-eficaz-para-rtc-y-t95.html
GNU Lesser General Public License v3.0
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