The wiring diagram below shows how to connect everything that way. Next, if you use the same ESP32 microcontroller Marzen used, be sure to cut the thin wire in the middle of the low-power pad ...

This is a block diagram of a dual-load IoT-based energy monitoring and control system using an ESP32 microcontroller, integrating Blynk IoT, CT sensors, voltage transformer, relays, and display.

ESP32 boards may be complex for beginners but offer a wide range of features for DIY projects. Projects like a Wi-Fi scanner, web server, weather station, and smart soil monitor are great for ...

RX Communication Light: Blinks when the module receives data from the master device (e.g., Arduino, ESP32). Circuit Diagram & Connections Connect the PZEM-004T’s 5V and GND to ESP32’s 5V and GND for ...

Powered by the ESP32-S3 (Ublox NORA-W106-10B) microcontroller, the Nano ESP32 packs serious performance into the Nano form factor, featuring: 8 MB internal PSRAM / 16 MB external flash memory ...