Arduino Mega 2560 R3 (ORIGINAL CHIP )

The Arduino Mega 2560 R3 (Original Chip) is a powerful microcontroller board based on the ATmega2560, designed for more complex and larger-scale electronics projects. With 54 digital input/output pins (15 supporting PWM), 16 analog inputs, and 4 hardware UART serial ports, it provides extensive connectivity and flexibility for advanced applications. Running at 16 MHz with 256KB of flash memory (8KB used by the bootloader), the Mega 2560 offers significantly more memory and I/O capabilities compared to standard boards, making it ideal for robotics, 3D printers, automation systems, and IoT projects. The board includes a USB connection, power jack, ICSP header, reset button, and a built-in LED on pin 13. It can be powered through a USB cable, AC-to-DC adapter, or battery. The Mega 2560 is compatible with most shields designed for the Arduino Uno, Duemilanove, and Diecimila boards. Tech specs Microcontroller ATmega2560 Operating Voltage 5V Input Voltage (recommended) 7-12V Input Voltage (limit) 6-20V Digital I/O Pins 54 (of which 15 provide PWM output) Analog Input Pins 16 DC Current per I/O Pin 20 mA DC Current for 3.3V Pin 50 mA Flash Memory 256 KB of which 8 KB used by bootloader SRAM 8 KB EEPROM 4 KB Clock Speed 16 MHz LED_BUILTIN 13 Length 101.52 mm Width 53.3 mm Weight 37 g Applications Robotics projects 3D printer control systems Home automation systems Industrial control applications IoT and embedded systems Sensor-based data acquisition projects