esp32.rs

Tutorials

Step-by-step embedded Rust on real ESP32 hardware: write the sketch, build it on the farm, flash it from your browser.

• Blink an LED on an ESP32, without installing anything

  2 August 2026tutorial

  A first embedded Rust sketch, start to finish: read the code, compile it on the build farm, flash a real board over USB from a browser tab, and watch the serial log. No toolchain, no espflash, no PATH.

• ESP-NOW: two ESP32 boards that find each other with no router and no pairing

  2 August 2026tutorial

  Flash the same firmware to two boards and each one lists the other, with live signal strength in both directions. How ESP-NOW works, what the code does, and why the crate you remember is not the one to use.