Mega 2560 Pro with CH340 USB - ProtoSupplies

Mega 2560 Archives - ProtoSupplies

54 digital I/O, 15 which support PWM, 16 analog inputs and 4 serial ports.

Mega 2560 R3 with CH340 USB

54 digital I/O, 15 which support PWM, 16 analog inputs and 4 serial ports.

Mega 2560 R3 with CH340 USB

Mega 2560 Pro Embed Ch340g/atmega2560-16au Chip With Male Pinheaders Compatible For Arduino Mega2560 Diy - Integrated Circuits - AliExpress

Arduino Mega 2560 PRO Embedded, MCU mini Mega2560, micro USB CH340G 20 – eElectronicParts

Mega 2560 Pro MCU Proto Board - ProtoSupplies

Mega 2560 Pro with CH340 USB - ProtoSupplies

Mega 2560 Archives - ProtoSupplies

MEGA 2560 PRO Embed CH340G/ATMEGA2560-16AU Chip with Male Pinheaders Compatible for Arduino Mega2560 DIY - AliExpress

Mega 2560 Pro with CH340 USB - ProtoSupplies

MEGA 2560 Pro Mini Embedded ATMEGA2560-16AU USB CH340G For Arduino Mega 2560 R3

Mega 2560 Pro Mini ATMEGA2560-16AU USB CH340G Development Board COM52 - Faranux Electronics

Songhe MEGA 2560 PRO Embed CH340G/ATMEGA2560-16AU Pro Mega Module with Male Pinheader

The board used the CH340G chip as a UART-USB converter. hope you could understand. USB-UART-CH340G interface (12 MHz).

Mini MEGA 2560 Pro Micro USB CH340G ATMEGA2560-16AU For Arduino Mega 2560 R3