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Arduino Mega(Atmega2560) with WiFi R3(NodeMCU ESP8266 – 32Mb Memory) & USB-TTL CH340G


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Arduino Mega with WiFi R3 & USB-TTL CH340G is Full integration on one board Mega R3 ATmega2560 and WiFi ESP8266 with memory 32Mb.

All of the modules can work together or separately. And everyone has their own pinout headers. 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.

It is a customized version of the classic ARDUINO MEGA R3 board. Full integration of Atmel ATmega2560 microcontroller and ESP8266 Wi-Fi IC, with 32 Mb (megabits) of flash memory, and CH340G USB-TTL converter on a single board! All components can be set up to work together or independently.

For this onboard have the USB-serial converter CH340G. Use this board is very simple. The board has a DIP switch, to connect the modules. For example, to USB and ATmeg2560, USB and ESP8266, ATmega2560 and ESP8266.

The operating mode is selected by means of DIP switches on-board:

Switch status and model selection:
Connection↓/Switch No.→12345678
CH340 connect to ESP8266 (upload sketch)OFFOFFOFFOFFONONONNoUSE
CH340 connect to ESP8266 (connect)OFFOFFOFFOFFONONOFFNoUSE
CH340 connect to ATmega2560 (upload sketch)OFFOFFONONOFFOFFOFFNoUSE
CH340 connect to Mega2560 COM3 connect to ESP8266ONONONONOFFOFFOFFNoUSE
All modules work independentlyOFFOFFOFFOFFOFFOFFOFFNoUSE

Also, have the switch to change of connecting port between ATmega2560 and ESP8266

After choosing the mode of the board can proceed to set up the IDE

It is important that when the ESP8266 module is programming, it is necessary to press the button “Mode”

Download the Attachment for more details.

Mega +WiFi R3 Atmega2560+NodeMCU ESP8266 32Mb Memory USB-TTL CH340G Compatible For Arduino Mega Mega +WiFi R3 Atmega2560+NodeMCU ESP8266 32Mb Memory USB-TTL CH340G Compatible For Arduino Mega

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