WiFi R3 ATmega2560 + ESP8266 USB-TTL Board COM55, R28

Fr43,000

This Arduino Mega R3 +WiFi ATmega2560+ESP8266 Module CH340G defined as a modernized version programmable board compatible with Arduino Mega board. This module with fully integrated microcontroller ATmega2560 and a Wi-Fi chip ESP8266 with 32 MB memory on one board.

In stock

SKU: VAR13898 Category:

Description

This Arduino Mega R3 +WiFi ATmega2560+ESP8266 Module CH340G defined as a modernized version programmable board compatible with Arduino Mega board. This module with fully integrated microcontroller ATmega2560 and a Wi-Fi chip ESP8266 with 32 MB memory on one board. All modules in this board can either work together or individually. And everyone has their own pinout headers. This module is an ideal solution for developing new projects that require Uno and WiFi. We can update sketches and firmware for ATmega2560 and for ESP8266 Via USB.  The onboard CH340G functions as the USB-serial converter. It is a modernized version of the classic Arduino Mega R3 board. This fully integrated ATmega2560 and WiFi ESP8266 features 8Mb (MegaByte) memory. The DIP switch present on the board switches the modes of interaction of microcontrollers. Hence each of the microcontrollers has led to connecting peripheral sensors and modules. This board is quite simple to operate and install. The board has DIP-switch, to connect the modules. For example, to USB and ATmega2560, USB and ESP8266, ATmega2560 and ESP8266. The CH340 board based on  ESP8266 designed as an integrated chip specifically to fulfill the needs of a new connected world. It consists of all-in-one microcontroller + WiFi platforms widely used with WiFi for IoT applications.

Specifications :
Product WIfi + NodeMCU
Microcontroller ATmega2560
IC Wi-Fi ESP8266
USB TTL Converter CH340G
Power Input 5V (500mA)
Power input MAX 9-24V
USB MIcro USB
Clock Frequencty 16MHz
Digital I/O Pins 54
Analog I/O Pins 16
memory Size 256KB
RAM 8KB
ROM 4KB
Interface Type SerialIOTA
Operating Temperature -40 To +120

The board has DIP-switch, to connect the modules.

For example, to USB and ATmeg2560, USB and ESP8266, ATmega2560 and ESP8266.
Table DIP- switch:
Connection

DIP

1

2

3

4

5

6

7

ATmega2560ESP8266

ON

ON

OFF

OFF

OFF

OFF

OFF

USB ATmega2560

OFF

OFF

ON

ON

OFF

OFF

OFF

USBESP8266 (Update firmware or sketch)

OFF

OFF

OFF

OFF

ON

ON

ON

USBESP8266 (communication)

OFF

OFF

OFF

OFF

ON

ON

OFF

All independent

OFF

OFF

OFF

OFF

OFF

OFF

OFF

 

Special solution:

USB ATmega328 ESP8266

DIP

SWITH 2

Connection

1

2

3

4

5

6

7

USB ATmega2560 ESP8266

ON

ON

ON

ON

OFF

OFF

OFF

To RXD3/TXD3

  • ·         USB converter CH340G connect to RX0/TX0 of ATmega2560
  • ·         ESP8266 connect to RX3/TX3 of ATmega2560

Package Include :

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

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