| LiDAR is a great solution for detecting obstacles and measuring distances. Here we use the technology for taking precise distance readings u...
All items tagged with IoT & Sensors and ESP32 (37)
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| ESP32 microcontrollers, known for their versatility in IoT and smart home projects, also support digital audio via their I2S interface. In t...
| Check out the latest installment of Elektor Lab Notes. We cover some of the newest projects on our workbenches, including upcoming articles,...
| In this Elektor webinar about IoT for Vehicles and Sensors, our in-house engineer Saad Imtiaz presents a powerful combination of vehicle dia...
| Bring voice to your ESP32! This project shows you how to use Google Text-to-Speech (TTS) and an I2S audio amp (MAX98357A) to enable real-tim...
| Watch this new episode and learn about clever circuits, engineering techniques, and design hacks. We dive into 3D printing to RF, with hands...
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| Despite their scalability, long range, low power consumption and security with data encryption, LoRa modules were not very suitable for mesh...
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| LoRa modules offer great range, low power use, and secure data encryption — but they lacked solid mesh networking support. That changed with...
| ESP32's ADC suffers from poor response at low voltages, causing non-linearity. This project introduces a summing amplifier circuit to linear...
| Extend your UPS and solar battery life! PbMonitor shows real-time voltage, current, and temperature per battery — built with ESP32-C3 and MQ...