ESP8266 NodeMCU with DS3213 RTC and Nokia 5110 LCD @simple-circuit

ESP8266 NodeMCU with DS3213 RTC and Nokia 5110 LCD @simple-circuit

Uploaded July 2019 | Updated September 2026, 2 weeks ago

ESP8266 NodeMCU real time clock with DS3231 and Nokia 5110 LCD. Time and date are set with 2 push buttons.
Circuit diagram and Arduino code at:
simple-circuit.com/esp8266-ds3231-nodemcu-nokia-5110-lcd-rtc

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ESP8266 NodeMCU with DS3213 RTC and Nokia 5110 LCD