DS3231 RTC 11 Articles . ... Under the wood, there are a pair of Arduino Nanos, an mp3 decoder board, and an RTC module. Why two Nanos, you ask? Well, the IR interrupts kept, ...

Posted in Arduino Hacks, clock hacks Tagged 7 segment LED display, arduino, DS3231 RTC, leds, single digit clock. LEGO My Colorful Custom Clock. March 23, 2020 by Kristina Panos 7 Comments ...

Adafruit has this week added two new add-on boards to their ever-growing range of Feather development boards and accessories with the launch of the DS3231 Precision RTC FeatherWing, RTC and SD ...