This DS3231 Module for Raspberry Pi and Arduino is smallest RTC Module in the market.
Basically this module similar with other DS3231 RTC module unless different in size and pins number.
For this demo, i used:
Arduino IDE
1 clone Arduino Pro micro 5V/16 MHz
1 DS3231 RTC Module for Raspberry Pi and Arduino
1 USB to micro USB cable
4 male to male jumper wire
1 breadboard
For Arduino RTC Library, you can download from https://github.com/adafruit/RTClib/ar...
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