The Uno+WiFi R3 combines the Uno R3 ATmega328 and WiFi ESP8266 with 8MB memory, offering full integration on a single board. Both modules can operate together or independently, each with its own pinout headers.
This board provides a convenient solution for developing projects that require both Uno and WiFi functionalities. You can easily update sketches and firmware for both ATmega328 and ESP8266 via USB, thanks to the onboard USB-serial converter CH340G.
A modernized version of the classic Arduino UNO R3, this board seamlessly integrates the ATmega328 microcontroller and the ESP8266 Wi-Fi chip with 8MB memory. Each microcontroller is equipped with LEDs for connecting peripheral sensors and modules.
Operating the board is straightforward, featuring a DIP switch that toggle interaction modes between the ATmega328 and ESP8266. The board also includes a DIP switch to connect various modules, such as USB and ATmega328, USB and ESP8266, or ATmega328 and ESP8266.
Table DIP- switch:
| Connection | DIP | ||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | |
| ATmega328<->ESP8266 | ON | ON | OFF | OFF | OFF | OFF | OFF |
| USB <->ATmega328 | OFF | OFF | ON | ON | OFF | OFF | OFF |
| USB<->ESP8266 (Update firmware or sketch) | OFF | OFF | OFF | OFF | ON | ON | ON |
| USB<->ESP8266 (communication) | OFF | OFF | OFF | OFF | ON | ON | OFF |
| All independent | OFF | OFF | OFF | OFF | OFF | OFF | OFF |
Package Includes:
1 x Uno+WiFi R3 AtMega328p+NodeMSU ESP8266 Compatible for Arduino UNO
IX2 90mm Micro FPV Racing kit
Fatshark ImmersionRC SpiroNet 5.8GHz RP-SMA Antenna
Assassin 5 inch 222mm Drone Racing frame Kit
Uno R3 compatible with Arduino + Cable + Transparent acrylic case for Uno R3
Waveshare Adapter Board for Arduino and Raspberry Pi
Arduino UNO R4 WiFi ABX00087
Creality -Ender-3 V2 Slient Motherboard
Official Arduino Uno Mini Limited Edition ABX00062
Creality Ender 3 V3 SE 3D Printer
Official Micro-HDMI (Male) to Standard HDMI (Male) Cable for Raspberry Pi
2004 LCD Display Rep-Rap Discount Smart Controller with Adapter
Raspberry Pi Zero 2 W
3D printer 128×64 Smart LCD controller for ramps 1.4
915Mhz 500MW Telemetry Kit
Raspberry Pi Camera Module 3 Wide 










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