The DS3231 RTC module is a real-time clock that uses less power and has highly accurate communication via an I2C interface. Also, the DS3231 real time clock has its temperature-compensated crystal ...
F : A full textual representation of a month, such as January or March (January through December) m : Numeric representation of a month, with leading zeros (01 through 12) M : A short textual ...
Use a cheap RTC to wake up your Arduino in Deep Sleep - 192-DS3231-Wake-Up-Arduino/YouTube Sketch/Arduino_DS3231_Wakeup.cpp at master · RalphBacon/192-DS3231-Wake-Up-Arduino ...
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