ESP32-S3 DevKitC-1 Pinout Diagram + Safe GPIOs (2026)

This guide focuses on pinout and GPIO selection for the DevKitC-1, so you can safely connect sensors, relays, USB, displays etc. without running into weird boot issues. The ESP32-S3-DevKitC-1 is Espressif’s entry-level development board for the ESP32-S3-WROOM-1 / 1U /…
