🔹 Arduino MEGA 2560 R3 ATmega2560-16AU ATmega16U2 Board + USB Cable
The Arduino MEGA 2560 R3 is a powerful microcontroller board based on the ATmega2560 chip, ideal for complex projects requiring more I/O lines, memory, and computing power. It is compatible with the Arduino IDE and a vast ecosystem of shields and sensors. Many variants include the secondary ATmega16U2 as a USB-to-serial converter .
âś… Specifications:
Microcontroller: ATmega2560-16AU
USB Controller: ATmega16U2 (for USB connection)
Clock Speed: 16 MHz
Flash Memory: 256 KB, with 8 KB used by bootloader
SRAM: 8 KB
EEPROM: 4 KB
Digital I/O Pins: 54 (of which 14/15 provide PWM output)
Analog Input Pins: 16
Operating Voltage: 5V
Input Voltage (recommended): 7-12V
Input Voltage (limits): 6-20V
DC Current per I/O Pin: 40 mA
DC Current for 3.3V Pin: 50 mA
Package Includes: 1x MEGA 2560 R3 board, 1x USB cable (often 30cm)
📦 Features:
✔️ Full compatibility with Arduino MEGA 2560 R3 specifications
✔️ ATmega16U2 as a reliable USB-UART bridge, providing a faster, more stable connection than older FTDI chips. It can even be reprogrammed as a keyboard, mouse, or other USB device
✔️ Increased pins and memory compared to the Arduino Uno, making it ideal for demanding projects like 3D printers, robotics, and complex automation
✔️ R3 layout with additional SDA, SCL, and IOREF pins for better shield compatibility
✔️ Powered via USB, AC-to-DC adapter (7-12V), or battery
📦 Applications:
✔️ 3D printer firmware (e.g., Marlin) and control
✔️ Robotics and CNC projects
✔️ Advanced DIY automation and control systems
✔️ Projects with many sensors, actuators, or displays
✔️ Educational and hobbyist electronics projects
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