ESP32 Stepper Motors Control PCB

The outcome of the course called Applied Technology Project.

Electronic Hourglass is a MicroPython project for ESP32 + Waveshare e‑Paper Driver Board Rev3 with a 4.2" HINK E042A12‑A0 (400×300). It shows a 15‑minute sand‑fall animation and a 7‑segment countdown, refreshing every 30s.