Simple Projects | Arduino and DS3231 real time clock with alarms, temperature monitor and remote control @simple-circuit | Uploaded 6 years ago | Updated 1 day ago
Circuit diagram and Arduino code:
https://simple-circuit.com/arduino-ds3231-real-time-clock-alarm-temperature/

Arduino real time clock/calendar with alarms and temperature monitor (with DS3231 and set buttons):
https://youtu.be/lq0R4Yz05o4

Circuit diagram and Arduino code:
https://simple-circuit.com/arduino-ds3231-real-time-clock-alarm-temperature/