February 10, 2025

1 Min Read

I2C Addressing

In the I2C protocol, each device on the bus is identified by a unique address. The master uses these addresses to communicate with specific slave devices. Let’s dive…

February 10, 2025

1 Min Read

Understanding isnan() in Arduino

When working with floating-point numbers in Arduino, there may be cases where a calculation results in an invalid number, known as NaN (Not a Number). The isnan() function…

February 5, 2025

1 Min Read

Overview

ESP-WIFI-MESH is a networking protocol developed by Espressif that enables multiple ESP32 or ESP8266 devices to form a decentralized, self-organizing, and self-healing mesh network using Wi-Fi. Unlike traditional…

February 5, 2025

1 Min Read

Sender and Receiver

Here’s a simple example to demonstrate how to use ESP-NOW for communication between two ESP32 devices. ESP32 Sender Code (Transmitter) This code will send data (e.g., a message)…