- Microcontroller: ATmega2560
- IC Wi-Fi: ESP8266
- USB-TTL Converter: CH340G
- Power Out: 5V-800mA
Description:
Mega +WiFi R3 Atmega2560+NodeMCU ESP8266 32Mb Memory USB-TTL CH340G Compatible For Arduino Mega 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. Using 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.
Specification:
| Microcontroller | ATmega2560 |
| IC 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 | Wi-Fi 802.11 b/g/n 2.4 GHz |
| USB | Micro USB |
| Clock Frequency | 16MHz |
| Operating Supply Voltage | 5V |
| Digital I/O | 54 |
| Analog I/O | 16 |
| Memory Size | 256kb |
| Data RAM Type/Size | 8Kb |
| Data ROM Type/Size | 4Kb |
| Interface Type | serialOTA |
| Operating temperature | −40С°/+125С° |
The operating mode is selected by means of DIP switches on-board:
Switch status and model selection:
| Connection↓/Switch No.→ | 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 ATmega2560 (upload sketch) | OFF | OFF | ON | ON | OFF | OFF | OFF | NoUSE |
| CH340 connect to Mega2560 COM3 connect to ESP8266 | ON | ON | ON | ON | OFF | OFF | OFF | NoUSE |
| Mega2560+ESP8266 | ON | ON | OFF | OFF | OFF | OFF | OFF | NoUSE |
| All modules work independently | OFF | OFF | OFF | OFF | OFF | OFF | OFF | NoUSE |
Package Included:
1 x MEGA2560 Mega+WiFi R3 ATmega2560+ESP8266 32M Memory USB-TTL CH340G Compatible Mega NodeMCU ESP8266