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Overview:
The WeMos D1 R2 WiFi Development Board is a powerful and cost-effective microcontroller board based on the ESP8266 WiFi SoC (System-on-Chip). With built-in Wi-Fi connectivity, this board is perfect for IoT (Internet of Things) applications, home automation, and wireless sensor networks. It is fully compatible with the Arduino IDE, making it an excellent option for both beginners and experienced developers looking to integrate Wi-Fi into their projects.

    Third-Party Arduino UNO WiFi (ESP-8266 Chip)

    $5.40Price
    • Key Features:

      • Microcontroller: ESP8266 (ESP-12E/ESP-12F), a low-cost Wi-Fi-enabled microcontroller that combines both powerful processing capabilities and built-in Wi-Fi functionality.

       

      • Operating Voltage: 3.3V, typical for the ESP8266 series.

       

      • Input Voltage (recommended): 9-12V via the power jack or USB.

       

      • Digital I/O Pins: 11 digital pins, allowing control over various peripherals like LEDs, relays, or motors.

       

      • Analog Input Pin: 1 analog pin (A0) to interface with analog sensors.

       

      • Flash Memory: 4 MB, providing ample space for IoT applications and storing data.

       

      Connectivity:

      • Wi-Fi: Built-in Wi-Fi (802.11 b/g/n) with support for client and server modes, allowing seamless integration with wireless networks and easy remote control and monitoring.

       

      • USB Interface: Micro USB port for easy power supply and programming.

       

      • Programming Compatibility: Fully compatible with the Arduino IDE, making it easy to program and deploy sketches for both Wi-Fi and non-Wi-Fi-related tasks.

       

      • On-board LEDs: LEDs for power indication and user-defined purposes, helping with easy debugging.

       

      • Reset Button: Allows you to restart the board easily without needing to unplug the power.

       

       

      Compatibility:
      The WeMos D1 R2 WiFi Development Board is designed to work seamlessly with the Arduino IDE and is compatible with most libraries that support the ESP8266 chip. It supports various communication protocols like HTTP, MQTT, and WebSockets, making it a great choice for IoT and wireless sensor network projects. The board can also be programmed using the Lua scripting language or the ESP8266 SDK for more advanced users.

       

       

      Applications:
      This board is perfect for a wide range of IoT and wireless projects, including:

      • Smart Home Automation: Ideal for creating wireless home automation systems such as smart lighting, thermostats, or security systems.

       

      • IoT Projects: Excellent for developing internet-connected devices that need remote control and data monitoring.

       

      • Wireless Sensor Networks: Can be used to collect and transmit data from multiple sensors wirelessly.

       

      • Educational Projects: A great learning tool for students and hobbyists interested in exploring Wi-Fi-based IoT systems and microcontroller programming.

       

       

      Dimensions and Weight:

      • Dimensions: Similar to the standard Arduino Uno footprint, measuring approximately 68.6 mm x 53.4 mm.
      • Weight: Lightweight, approximately 25 g.
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