ESP32 with ZMPT101B voltage sensor AC voltage measurement circuit

ESP32 with ZMPT101B voltage sensor AC voltage measurement circuit2

13JanJanuary 13, 2026

ESP32 with ZMPT101B Voltage Sensor – Complete AC Voltage Measurement Guide (2026)

IntroductionMeasuring AC voltage using ESP32 is a common requirement in IoT, energy monitoring, and automation projects. In this guide, we explain how to use the ZMPT101B AC voltage sensor with ESP32 to accurately measure AC voltage measurement with ESP32 using Arduino IDE. This tutorial is ideal for students, hobbyists, and IoT learners in India working on real-world electronics projects.Understanding AC voltage measurement with ESP32 can greatly enhance your IoT projects.👨‍🎓 Who Should Use This...

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ESP-NOW ESP32: Powerful Wireless Communication Tutorial with Keypad & NeoPixel

What is ESP-NOW ESP32?ESP-NOW ESP32 is widely used in offline IoT projects where fast, reliable, and low-power communication is required. Using ESP-NOW ESP32, multiple ESP32 boards can communicate directly without depending on Wi-Fi routers or cloud servers, making ESP-NOW ESP32 ideal for real-time control systems and battery-operated devices.👉 ESP-NOW works on top of the 2.4 GHz Wi-Fi radio, but does not require Wi-Fi connection.Key Features of ESP-NOW ESP32📡 Peer-to-peer communication (up to 20 devices)⚡ Ultra-fast transmission (few milliseconds delay)🔋 Low...

IoT, ESP32arduino, ESP-NOW, esp32, ESP8266, IoT, Low Power Networking, Microcontrollers, Peer-to-Peer Communication, Smart Devices, Wireless Communication0 CommentsLike: 0

Rotary Encoder with Esp32

23-07-2025📌 What is a Rotary Encoder?A rotary encoder is an electro-mechanical sensor that converts the angular position or motion of a rotating shaft into digital signals. Unlike a potentiometer, it can rotate infinitely in either direction and is commonly used in digital volume knobs, step selection, or menu navigation.In this blog post, we will explore the functionality, applications, and code implementations of rotary encoders with the ESP32 microcontroller.They are crucial for applications requiring precise control and feedback, making them essential components in various electronic devices and systems.There...

IoTarduino, Embedded Systems, esp32, ESP32 Projects, GPIO Input, Interrupts, IoT, Quadrature Encoder, Rotary Encoder, Sensor Interface0 CommentsLike: 0