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Uno+WiFi R3 AtMega328p+NodeMSU ESP8266

SKU: M0TC53IQL6
★★★★ ★ ★
4.5 (18 reviews)
The Uno + WiFi R3 ATmega328P + ESP8266 Development Board combines the functionality of an Arduino Uno and an ESP8266 WiFi module on a single board, providing a powerful solution for IoT, automation, and wireless communication projects. The board integrates the ATmega328P microcontroller with the ESP8266 WiFi SoC, enabling users to develop standalone Arduino applications, WiFi-enabled projects, or combined systems...
Rs. 599.00
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The Uno + WiFi R3 ATmega328P + ESP8266 Development Board combines the functionality of an Arduino Uno and an ESP8266 WiFi module on a single board, providing a powerful solution for IoT, automation, and wireless communication projects. The board integrates the ATmega328P microcontroller with the ESP8266 WiFi SoC, enabling users to develop standalone Arduino applications, WiFi-enabled projects, or combined systems that leverage both processors.

A built-in USB-to-Serial interface allows easy programming and communication, while DIP switches enable flexible configuration for uploading code to either the ATmega328P or ESP8266. The board maintains compatibility with the Arduino Uno R3 form factor and shields, making it suitable for rapid prototyping and educational applications.

With onboard WiFi connectivity, multiple operating modes, and support for the Arduino IDE, this development board is ideal for smart home systems, IoT devices, wireless sensors, robotics, and cloud-connected projects.

Key Features

  • Combines ATmega328P and ESP8266 on a single board
  • Compatible with Arduino Uno R3 hardware layout
  • Built-in WiFi capability via ESP8266 module
  • Supports Arduino IDE programming
  • DIP switch configuration for flexible operation modes
  • Can run Arduino and ESP8266 independently or together
  • Integrated USB-to-Serial converter
  • Supports wireless IoT and cloud applications
  • Compatible with standard Arduino Uno shields
  • Multiple communication options between ATmega328P and ESP8266
  • Compact all-in-one development platform
  • Ideal for IoT, automation, and wireless projects

Shipping & Returns

Orders placed before 3 PM IST will be shipped on the same day (excluding Sundays and Public holidays) through our shipping partners. In rare cases, the pickup may get delayed during Public holidays / Bandh / Environmental disturbances.

Specifications

Specifications:

Board Type: Uno + WiFi R3 Development Board
Main Microcontroller: ATmega328P
WiFi Module: ESP8266 (ESP-12F)
Operating Voltage: 5V DC
ATmega328P Clock Frequency: 16 MHz
ESP8266 Clock Frequency: 80 MHz
Flash Memory (ATmega328P): 32 KB
SRAM (ATmega328P): 2 KB
EEPROM (ATmega328P): 1 KB
ESP8266 Flash Memory: 32 Mb (4 MB)
Digital I/O Pins: 14 (6 PWM Outputs)
Analog Input Pins: 6
UART Communication: Supported
SPI Interface: Supported
I2C Interface: Supported
WiFi Standard: IEEE 802.11 b/g/n
WiFi Frequency: 2.4 GHz
USB Interface: Micro USB / USB Type-B (varies by version)
USB-to-Serial Chip: CH340G
Shield Compatibility: Arduino Uno R3 Shields
Operating Modes:
ATmega328P Only
ESP8266 Only
ATmega328P + ESP8266 Communication
USB to ATmega328P
USB to ESP8266
Mounting Type: Through-Hole Headers

Additional Resources

Uno+WiFi R3 AtMega328p+NodeMSU ESP8266.PDF

FAQ

1. What is the Uno + WiFi R3 ATmega328P + ESP8266 board used for?

It is used for IoT, smart home automation, wireless sensor networks, remote monitoring, and other projects requiring both microcontroller functionality and WiFi connectivity.

2. Can the ATmega328P and ESP8266 operate independently on this board?

Yes, the board allows the ATmega328P and ESP8266 to operate independently or communicate with each other through configurable DIP switch settings.

3. Does this board support Arduino Uno shields?

Yes, the board follows the Arduino Uno R3 form factor and is compatible with most standard Arduino Uno shields.

4. How is WiFi connectivity provided on the board?

WiFi connectivity is provided by the onboard ESP8266 (ESP-12F) module, which supports IEEE 802.11 b/g/n wireless networking.

5. Which software can be used to program the board?

The board can be programmed using the Arduino IDE for both the ATmega328P and ESP8266, depending on the selected operating mode.

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