Arduino Real Time Clock Tutorial (DS1302, DS1307, DS3231)
https://nerdytechy.com/arduino-real-time-clock-tutorial/
WEBFeb 22, 2021 · The most common clock models are the DS1302, DS1307, DS3231. They have based on an RTC (real-time clock) module connected to the Arduino. It can generate seconds, minutes, hours, day, date, month and year and provide time until 2100, and with leap year compensation. Working voltage: 3.3 -. 5 .5 V.
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