![KEYESTUIDO ATMEGA2560-16AU CP2102 USB To TTL Chip 2560 Plus Controller Board For Arduino MEGA 2560 REV3 - AliExpress KEYESTUIDO ATMEGA2560-16AU CP2102 USB To TTL Chip 2560 Plus Controller Board For Arduino MEGA 2560 REV3 - AliExpress](https://ae01.alicdn.com/kf/Sdb494dd1b6d54d6295214dc3fc22ad22Q/KEYESTUIDO-ATMEGA2560-16AU-CP2102-USB-To-TTL-Chip-2560-Plus-Controller-Board-For-Arduino-MEGA-2560.jpg)
KEYESTUIDO ATMEGA2560-16AU CP2102 USB To TTL Chip 2560 Plus Controller Board For Arduino MEGA 2560 REV3 - AliExpress
![Amazon.com: KEYESTUDIO Mega Plus 2560 R3 Board for Arduino with Type-C USB Cable, 2A Output, More Powerful MCU Contoller Board : Electronics Amazon.com: KEYESTUDIO Mega Plus 2560 R3 Board for Arduino with Type-C USB Cable, 2A Output, More Powerful MCU Contoller Board : Electronics](https://m.media-amazon.com/images/I/61D8oXTdy7L._AC_UF350,350_QL80_.jpg)
Amazon.com: KEYESTUDIO Mega Plus 2560 R3 Board for Arduino with Type-C USB Cable, 2A Output, More Powerful MCU Contoller Board : Electronics
![Code to use an Arduino Mega 2560 to transfer UART <-> USB to debug an other Microcontroller - Arduino Stack Exchange Code to use an Arduino Mega 2560 to transfer UART <-> USB to debug an other Microcontroller - Arduino Stack Exchange](https://i.stack.imgur.com/uEZTh.png)