Inside the boxy blue base is an Arduino Nano, a DS3231 real-time clock module, and a perfboard full of transistors for switching the LED strips inside the segments.

Using Arduino Nano 33 IoT or Particle Photon you can connect the clock via wifi to the NTP time server or ... – RTC real time clock DS3231 module on board – Nixie power supply module 170V ...

The power of Espressif’s ESP32-S3 meets Arduino’s unmatched customer experience, documentation and community — all in the compact form factor of the Nano. Provides support for both ...

Four new Nano boards join Arduino's lineup. Written by Liam Tung, Contributing Writer. Contributing Writer. May 20, 2019 at 6:10 a.m. PT.