Arduino Uno + WiFi R3 ATmega328P+ESP8266 Board (32Mb Memory)

It is an ideal board for beginners as well as for advanced. It offers a good compromise between price and performance. In terms of software, arduino is programmed via the integrated development environment (Arduino IDE), which offers a simple and clear programming language WIRING. This board is suitable for both beginners and advanced and thanks to its versatility can be used in almost any project. This is a modified version of the classic ARDUINO UNO R3 board. Full integration of ATmega328 microcontroller and IO ESP8266 with 32 MB flash memory and USB-TTL converter CH340G. All modules can work together or independently.

Specifications:

• Model Number: WiFi-R3-AT328-ESP8266-32MB-CH340G
• Microcontroller (MCU): ATmega328P
• WiFi Module: ESP8266 (32Mb memory)
• USB Converter: CH340G
• Pinout Compatibility: R3
• Supply Voltage: 6~9V recommended
• Condition: New
• Customization: Yes, is_customized
• Type: Logic ICs

How to Program the Arduino Uno + WiFi R3

Step 1: Download the Driver

• Visit the website https://wiki.wemos.cc/downloads to download the necessary driver for your board.

Step 2: Write and Prepare Your Code

• Open the Arduino Integrated Development Environment (IDE) and write your code.
• Once you’ve finished writing your sketch, proceed to the next step.

1. 1. Set dip-switches (3,4) ON and (5,6,7) OFF.
   2. Select Arduino UNO as the board in the Arduino IDE.
   3. Ensure the correct COM port is selected.
   4. Enable verbose output during upload in Arduino preferences.
   5. Upload the sketch and press the red reset button after the initial few lines of the upload process.

1. 1. Set dip-switches (5,6,7) ON and (4,5) OFF.
   2. Download and install the ESP8266 community board manager.
   3. Select Generic ESP8266 module.
   4. Reset the board using the red reset button before uploading.
   5. Upload the sketch.
   6. After uploading, set dip-switch 7 to OFF to retain the sketch after reboot.

FAQ:
1. What is the microcontroller used in this board?

• The microcontroller is ATmega328P.

2. What WiFi module does this board use?

• It uses the ESP8266 module with 32Mb memory.

3. What USB converter is included?

• The board includes a USB-TTL CH340G converter.

4. What is the recommended supply voltage?

• The recommended supply voltage is 6~9V.

5. Can this board be customized for specific applications?

• Yes, this board can be customized.