There are already many cheap ESP32 drones on AliExpress, or you can even make an ESP32 DIY drone for about $12, but ...

The esp32 has multiple I2C channels built in already. No need to hack anything. It also has multiple SPI channels. Report comment. Reply. Gravis says: February 28, 2024 at 6:31 am ...

The ESP32-S2 WROOM Module is versatile and can be used in a wide range of applications. ... I2C, and UART, making it highly adaptable to different project requirements.

The 4 channel smart relay board is powered by a ESP32 WROOM providing the ability to safely control up to four appliances or devices on a load of 110-250 VAC/7A, 30 VDC/10A depending on your needs.

A custom PCB hosts an ESP32-WROOM module and an Ai-Thinker Ra-02 LoRa module for control and connectivity ... but most sensors are connected with simple 4-way I2C connectors. Temperature ...