A robotic arm design is a mechanical device which is designed to replicate the movements and functions of the human arm. It ...

My GREE air conditioner's official Wi-Fi module died, leaving me with a "dumb" AC and a useless remote. Instead of replacing it, I hacked it back to life for just a few dollars! In this video, I'll ...

At CircuitDigest, we've been creating and sharing Internet of Things (IoT) projects with our community for a long time. A crucial part of these projects is enabling communication between IoT devices ...

Abstract: Over the last few decades, the quality of air has been deteriorating at an alarming rate leading to demise of nearly seven million people annually worldwide. In the midst of the above ...

This is an Arduino sketch created in order to connect several devices and be able to retransmit IR signals among all devices using my ForoElectro.Net MQTT server. You ...

Abstract: This research presents a real-time vital sign monitoring system utilizing IoT and wearable technology aiming to provide continuous health monitoring. The system is developed using an ESP32 ...

A generic firmware for an ESP32 to be used as a Modbus TCP/IP gateway for any modbus RTU device. Default RX/TX pins for the TTL-RS485 communication are used from hardware-serial2 (check pinout of your ...