In this tutorial I will show you how to flash an ESP32 without using an ESP32 Development board. Until recently, I had always made my ESP32 prototypes always with development kits and I had no idea how to flash and put ESP32 chips into production. If you find yourself in the same situation as me, I recommend that you read this article.

We will therefore see how to flash an ESP32 soldered on a custom PCB using a bridge or an ESP32 flasher.

If you need to bring an ESP32 based project into production it is important to migrate from…

Francesco Colasante

Sapienza University — Engineering in Computer Science

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