UNO+WiFi R3 ATmega328P+ESP8266 32Mb flash


Full integration on one board: Uno R3 ATmega 328 and WiFi ESP8266 with memory 16Mb (MegaByte). All of the modules can work together or each separately. And everyone has their own pinout headers.


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UNO+WiFi R3 ATmega328P+ESP8266 32Mb flash USB-TTL CH340G Micro-USB
This item: UNO+WiFi R3 ATmega328P+ESP8266 32Mb flash

10 in stock

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ESP8266 SDK Serial Wireless WIFI
Qty Discount
2 - 4 5%
5 - 9 6.5%
10 + 8%
SKU: OKY2002-2
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WiFi R3 ATmega328P+ESP8266 flash 32MB, USB-TTL CH340G, and Micro-USB make connecting your projects to the cloud easily without additional shields. It features the

ATmega328P, including a set of DIP switches to configure the serial connections. It boasts more IO pins, memory, PWM outputs, Analog inputs and Serial ports than the UNO board. When you have a project that needs more inputs, outputs & memory
With 8x the program memory, you have the room to write much larger programs to fully take advantage of the increased IO. Despite its elongated size, standard shields will still drop straight onto this board.


  • Microcontroller: ATmega328P
  • Wi-Fi: ESP8266
  • USB-TTL converter: CH340G
  • Power Out: 5V-800mA
  • Power IN: USB 5V (500mA max.)
  • Power IN: VIN/DC Jack 9-24V
  • Power Consumption: 5V 800mA
  • Logic Level: 5V
  • Wifi:   802.11 b/g/n 2.4 GHz
  • USB:  Micro USB
  • Clock Frequency: 16MHz
  • Operating Supply Voltage: 5V
  • Digital I/O: 14
  • Analog I/O: 6
  • Memory Size: 32Mb
  • Interface Type: serial\OTA
  • Operating temperature: −40С°/+125С°
  • Length×Width: 53.34×68.58mm
  • Antenna: Built-in\external antenna


Please note: You must upload code to both processors and then configure the switches so they can talk to each other


Package Includes:
  • WiFi R3 ATmega328P+ESP8266 flash 32MB


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Weight 0.026 kg
Dimensions 8 × 6 × 1.1 cm

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OKY2002-2 UNO+WiFi R3 ATmega328P+ESP8266 32Mb flash - CH340G Drivers View

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