This portable ESP32 spectrometer analyzes water quality using LDR and servo-controlled diffraction. It detects contaminants by wavelength, displays results on LCD, logs to Google Sheets, and transmits ...

This portable ESP32 spectrometer analyzes water quality using LDR and servo-controlled diffraction. It detects contaminants by wavelength, displays results on LCD, logs to Google Sheets, and transmits ...

I have worked on several projects like "Hello Hardware" and "Smart Street light" using ESP32 and LDR sensors in NIAT. These projects helped me gain hands-on experience with IoT ...

How it works is simple: you can track devices using Bluetooth on the ESP32, and through a combination of presence and signal strength, you can define a sensor that changes to an "on" state when your ...

Unexpected Maker has recently released the Series, a lineup of four new ESP32-S3 development boards: the EdgeS3, TinyS3, ...

As I've experimented and played with a lot of different sensors, I've discovered that these basic devices can be built for super cheap, and they're incredibly versatile. When you're done using an ...

Battery-powered knob display board pairs ESP32-S3 and ESP32 wireless SoCs, features audio DAC for audio visualization The Waveshare ESP32-S3-Knob-Touch-LCD-1.8 is a batterry-powered knob display board ...

In the past few years, the technologic evolution of communication and information systems had a major impact in our lives. In education, this evolution broke some geographical barriers, facilitating ...

Want to build a smart car dashboard? Turn your car into a data powerhouse with a DIY real-time sensor display using an ESP32-S3 and ELM327 OBD2 module.