esp32_scd30_sensor_readings_using_lib This project reads continuously the CO2 measurement, the related and derived measurements and the air quality index.

ESP32 with HC-SR04 Ultrasonic Sensor Wire the HC-SR04 ultrasonic sensor to the ESP32 as shown in the following schematic diagram. We’re connecting the Trig pin to GPIO 2 and the Echo pin to GPIO 1, ...

Circuit Diagram for Decibel Meter with Sound Sensor and ESP32 Now that we have a good understanding of how the sound sensor works, we can connect all the required wires to the Arduino as per the ...

Using hardware I2C on an ESP32? Do you need to connect multiple I2C devices with the same address? Normally, you wouldn’t be able to do that without extra parts, but on the ESP32, [BastelBaus… ...

Learn how the PMW3901 optical flow sensor tracks motion without GPS. Explore its features, specifications, and how to interface it with ESP32 for accurate position tracking.

In this project the ESP32 cam attached with RTC can take pictures based on time and save them on an SD card attached to the board.

This paper provides a general description of the implementation of a sensor network based on the System-on-Chip (SoC) ESP32. The hardware, software solutions, and other components of the designed ...

Security and observation are fundamental in different applications, counting private security, mechanical checking, and smart city administration. This paper presents a cost-effective, remote human ...