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Product Description (Detailed):

Transform your Arduino projects into powerful IoT devices with our ESP13 ESP8266 Wi-Fi Shield Board. This versatile serial web server expansion module provides a convenient and robust way to add wireless connectivity and web server capabilities to your Arduino Uno, Mega, or compatible development boards. Built around the popular ESP8266 Wi-Fi chip (specifically the ESP-13 module with a metal shield for enhanced anti-interference), this shield is an essential tool for creating connected applications.

The ESP13 Wi-Fi Shield acts as a transparent serial bridge, allowing your Arduino to send and receive data over Wi-Fi without needing complex network programming on the Arduino itself. You can easily configure the ESP8266's Wi-Fi parameters (like SSID, password, and operating mode – STA or AP) via a built-in web server, making setup incredibly straightforward. Once configured, your Arduino can communicate with the internet using simple Serial.print() and Serial.read() commands, abstracting away the complexities of the TCP/IP protocol stack.

Key features of this ESP13 Wi-Fi Shield include:

• Seamless Arduino Integration: Designed as a shield, it plugs directly onto your Arduino board, simplifying wiring.

• Voltage Compatibility: Features a voltage converter chip to safely interface the 3.3V ESP8266 with 5V Arduino boards.

• Dual-Port DIP Switches: Allows you to switch the serial connection, enabling you to program either the Arduino or the ESP8266 module independently, or to connect them for serial communication.

• Web Server Configuration: Easily set up Wi-Fi and serial parameters through a web browser interface.

• AT Command Support: The ESP8266 comes pre-loaded with AT firmware, allowing for direct control and configuration via serial commands.

• Versatile Modes: Supports both Station (STA) mode to connect to existing Wi-Fi networks and Access Point (AP) mode to create its own network.

Whether you're looking to build a web-controlled robot, create a remote sensor monitoring system, implement home automation, or simply enable your Arduino to send data to a cloud service, the ESP13 ESP8266 Wi-Fi Shield Board offers an accessible and powerful solution.

The ESP13 ESP8266 Wi-Fi Shield is a powerful and easy-to-use Wi-Fi expansion board designed for Arduino UNO, MEGA2560, and other boards using standard Arduino headers. Based on the popular ESP8266 module, this shield allows you to connect your Arduino projects to the internet, host web servers, or communicate via TCP/IP and HTTP.

With support for serial communication (UART) using AT commands, this shield makes it simple to build wireless IoT applications without needing to program the ESP8266 directly. Simply plug it into your Arduino board and start sending or receiving data over Wi-Fi.

Technical Specifications:

How to Use:

Basic Setup (Arduino UNO + ESP13 Shield):

1. Stack the Shield onto your Arduino UNO or MEGA.

2. Select communication method:

   • Use jumper settings to route ESP8266 TX/RX to Arduino pins (usually D0/D1).

3. Open the Arduino Serial Monitor or use a library like WiFiEsp or SoftwareSerial to control the module via AT commands.

4. Use AT commands like:

   • AT+CWMODE=1 – set Wi-Fi mode

   • AT+CWJAP="SSID","password" – connect to Wi-Fi

   • AT+CIPSTART="TCP","your_server",80 – open TCP connection

 Alternatively, you can flash NodeMCU or custom firmware onto the ESP8266 for advanced use.

Applications:

• Arduino web server projects

• Remote control of sensors and relays

• Wireless data logging

• Home automation and IoT systems

• Smart switch and light control

• Wireless sensor monitoring

Package Includes:

• 1 × ESP13 ESP8266 Wi-Fi Shield Board