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Arduino UNO R3 with Integrated WiFi Module

Name: Arduino UNO R3 with Integrated WiFi Module - Ekostra Elecronics store in Egypt
SKU: aA1570
Price: 600.00 EGP
Availability: OutOfStock

Original price was: 650,00 EGP.Current price is: 600,00 EGP.

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Description

The Arduino UNO R3 with Integrated WiFi Module is a variant of the classic Arduino UNO board, featuring built-in Wi-Fi connectivity. This combination makes it ideal for Internet of Things (IoT) projects, where you can control and monitor devices over the internet or a local network. The integrated Wi-Fi module typically used with these boards is the ESP8266 or ESP32, both of which are low-cost, powerful Wi-Fi modules.

Key Features of the Arduino UNO R3 with Integrated Wi-Fi Module:

Arduino UNO R3 Base:
- The board is based on the ATmega328P microcontroller (same as the standard Arduino UNO), which offers:
  - 14 Digital I/O pins (6 PWM pins)
  - 6 Analog Input pins
  - 32KB of Flash memory
  - 2KB SRAM
  - 1KB EEPROM
  - 16 MHz clock speed
Built-in Wi-Fi:
- The Wi-Fi module (typically ESP8266 or ESP32) is integrated into the board, providing Wi-Fi connectivity.
  - ESP8266: A popular Wi-Fi module that can connect to Wi-Fi networks and handle communication with web servers.
  - ESP32: A more powerful version of the ESP8266, with added features such as Bluetooth support, better processing power, and additional I/O pins.
I2C/SPI Communication:
- The board can communicate with other sensors or modules via I2C or SPI protocols, facilitating interaction with a wide range of devices.
Power Options:
- It can be powered via USB or through an external Vin pin (6V to 12V).
- The integrated Wi-Fi module may require more current, especially when transmitting data, so ensure that the power supply can handle the additional load.
USB-to-Serial Communication:
- The USB port (via the CH340 or ATmega16U2) is used for programming the Arduino and for serial communication with the computer.
Integrated Antenna (ESP8266/ESP32):
- The Wi-Fi module comes with an integrated antenna (or an optional external antenna), depending on the module used, ensuring that the board can connect to a wireless network.
Arduino IDE Compatibility:
- The board is compatible with the Arduino IDE for programming, making it easy to write code, upload sketches, and monitor serial output.
- Wi-Fi libraries such as ESP8266WiFi or WiFi.h (for ESP32) are available for making network connections and communication easier.

Pinout of the Arduino UNO R3 with Integrated WiFi Module:

The pinout for the Arduino UNO R3 with Integrated WiFi is similar to the standard Arduino UNO, but with the addition of the Wi-Fi module’s pins.

ATmega328P Microcontroller:
- 14 Digital I/O Pins: D0 to D13 (6 can be used for PWM)
- 6 Analog Input Pins: A0 to A5
- 3.3V: 3.3V output pin (used by the Wi-Fi module)
- 5V: 5V output (for powering external sensors or modules)
- GND: Ground
- SCL/SDA: I2C communication pins (A5/A4 by default)
- TX/RX: Serial communication pins (D0/D1)
Wi-Fi Module (ESP8266/ESP32):
- GPIO Pins: General-purpose I/O pins for handling additional sensors or devices.
- TX/RX: Used for communication with the ATmega328P.
- Reset/Enable: Used for controlling the reset state of the Wi-Fi module.

Setting Up the Arduino UNO with Wi-Fi (ESP8266/ESP32):

Install the Arduino IDE:
- Download and install the Arduino IDE from the official Arduino website.
Install the ESP8266/ESP32 Board in Arduino IDE:
- ESP8266:
  - Go to File > Preferences in the Arduino IDE.
  - In the Additional Board Manager URLs field, add: http://arduino.esp8266.com/stable/package_esp8266com_index.json
  - Then, go to Tools > Board > Boards Manager, search for “ESP8266”, and install it.
- ESP32:
  - In the Additional Board Manager URLs, add: https://dl.espressif.com/dl/package_esp32_index.json
  - Then, go to Tools > Board > Boards Manager, search for “ESP32”, and install it.
Select the Correct Board:
- Go to Tools > Board and select “Arduino UNO” (for the base UNO controller) or select the corresponding board if it’s an ESP8266 or ESP32 variant.
- Select the appropriate Port under Tools > Port.
Programming the Board:
- Once the libraries are installed and the board is set up, you can start writing code to use the Wi-Fi functionality.

Example Code for Wi-Fi Connectivity (ESP8266/ESP32):

Here’s a simple example to connect your Arduino to a Wi-Fi network using the ESP8266 module:

cpp

#include   // Include the WiFi library for ESP8266
const char* ssid = "yourSSID";          // Replace with your Wi-Fi network name

const char* password = "yourPassword";  // Replace with your Wi-Fi password
void setup() {

  Serial.begin(115200);  // Start serial communication

  delay(10);
  // Connect to Wi-Fi

  WiFi.begin(ssid, password);
  // Wait for the connection to be established

  while (WiFi.status() != WL_CONNECTED) {

    delay(500);

    Serial.print(".");

  }
  // Print the IP address once connected

  Serial.println("");

  Serial.println("Connected to Wi-Fi");

  Serial.print("IP Address: ");

  Serial.println(WiFi.localIP());

}

void loop() { // The main loop does nothing in this simple example }

How It Works:

ESP8266WiFi.h: This library is used to connect to Wi-Fi and perform related operations like connecting, disconnecting, and retrieving the IP address.
WiFi.begin(ssid, password): This command starts the process of connecting to the Wi-Fi network.
WiFi.localIP(): After successfully connecting, this function returns the IP address assigned to the device.

Example Code for Web Server (ESP8266/ESP32):

You can also use the Wi-Fi module to set up a simple web server that you can control from a browser.

cpp

#include 
const char* ssid = "yourSSID";     // Replace with your network credentials

const char* password = "yourPassword";
WiFiServer server(80);  // Set up the server on port 80 (HTTP)
void setup() {

  Serial.begin(115200);

  delay(10);
  // Connect to Wi-Fi

  WiFi.begin(ssid, password);

  while (WiFi.status() != WL_CONNECTED) {

    delay(500);

    Serial.print(".");

  }
  Serial.println("Connected to Wi-Fi");

  Serial.print("IP Address: ");

  Serial.println(WiFi.localIP());
  // Start the server

  server.begin();

}
void loop() {

  WiFiClient client = server.available();  // Listen for incoming clients
  if (client) {

    Serial.println("New client connected");
    // Send a basic web page to the client

    client.println("HTTP/1.1 200 OK");

    client.println("Content-Type: text/html");

    client.println("");

    client.println("Welcome to Arduino WiFi Server");

client.stop(); // Close the connection Serial.println("Client disconnected"); } }

Applications of Arduino UNO R3 with Integrated Wi-Fi:

IoT Projects:
- Control devices, sensors, and actuators remotely over Wi-Fi from a smartphone, tablet, or computer.
Home Automation:
- Automate home appliances and monitor systems via web interfaces or mobile apps.
Wireless Sensor Networks:
- Use multiple Wi-Fi-enabled Arduino boards to create sensor networks for environmental monitoring, security systems, and more.
Web Servers:
- Host simple web pages or APIs for controlling or monitoring systems remotely.
Data Logging:
- Send data from sensors to cloud-based services or databases for storage and analysis.

Customer Reviews

Specification

Overview

Weight Weight	0,0000 g
Dimensions	0,00 × 0,00 × 0,00 mm

Specification

Microcontroller:	ATmega328P
WiFi Module:	Integrated (specific model may vary)
Digital I/O Pins:	14 (6 PWM outputs)
Analog Input Pins:	6
Flash Memory:	32 KB (of which 0.5 KB used by bootloader)
SRAM:	2 KB
EEPROM:	1 KB
Operating Voltage:	5V
Input Voltage:	7-12V