WiFi R3 ATmega328P+ESP8266 (32Mb memory), USB-TTL CH340G with cable

SKU: FA1002-1 Tag:
Weight 0.067 kg
Dimensions 6.9 × 5.3 cm
Supply Voltage

6~9V recommend

Type

Logic ICs

Condition

New

MCU

ATmega328

WiFi MCU

ESP8266

USB-converter

CH340G

PinOut Uno

Uno R3

Size

68*53mm

 

Description

RobotDyn UNO+WIFI R3  is a customized version of the classic ARDUINO UNO R3 board which has two Processors: Atmel ATmega328 microcontroller and ESP8266 WiFi chip with 8 MB flash memory. Each processor has its own pinout headers. The board also has USB-TTL converter based on CH340G on same board.

The convenient solution for the development of new projects requiring Uno and WiFi. Via USB you can update sketches and firmware for ATmega328 and for ESP8266. The board has DIP-switch, to connect the processors.

Features

  • Two CPUs: ATMEGA328P (8-Bit) and ESP8266 (32-Bit)
  • 8mb ESP8266 Flash Memory
  • External U.FL Antenna Connector for WiFi
  • Micro USB connection
  • Power jack, 7-12V power input.
  • Compatible with Arduino
  • Compatible with nodemcu
  • Can be used with existing Arduino Shields

Technical Specifications

Microcontrollers 1x ATMEGA328P and 1x ESP-8266EX
Operating Voltage 5V for ATMEGA328P and 3.3V for ESP8266
Digital I/O Pins 13 for ATMEGA328P (5v compliant)+ 8 for ESP8266 (3.3V compliant)
Analog Input Pins 6 for ATMEGA328P (5V compliant) + 1 for ESP8266 (3.3V compliant)
Clock Speed 16MHz for ATMEGA328P and 80MHz/160MHz for ESP8266
ESP8266 Flash 8M bytes
Length 68.6mm
Width 53.4mm
Weight 21.4g

Switch Status and Mode Selection Table

1 2 3 4 5 6 7 8
CH340 connect to ESP8266 (upload sketch) OFF OFF OFF OFF ON ON ON NoUSE
CH340 connect to ESP8266 (connect) OFF OFF OFF OFF ON ON OFF NoUSE
CH340 connect to ATmega328 (upload sketch) OFF OFF ON ON OFF OFF OFF NoUSE
Mega328+ESP8266 ON ON OFF OFF OFF OFF OFF NoUSE
Both MEGA328P and ESP8266work independently OFF OFF OFF OFF OFF OFF OFF NoUSE

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