Arduino Mega 2560 R3 (original chip)
The Arduino Mega 2560 R3 (original chip) is based on the ATmega2560 and features 54 digital I/O pins, 16 analog inputs, and 4 hardware serial ports. Operating at 5V with a 16MHz clock speed, it offers 256KB flash memory for complex projects. Ideal for robotics, automation, and advanced electronics, it is compatible with most Arduino Uno shields and can be powered via USB or external supply.
لوحة Arduino Mega 2560 R3 بمعالج ATmega2560 توفر 54 منفذ إدخال/إخراج رقمي و16 مدخلًا تناظريًا، مع 4 منافذ تسلسلية وذاكرة 256KB. تعمل بجهد 5V وتدعم طاقة إدخال من 7–12V، ما يجعلها مثالية للمشاريع المتقدمة والروبوتات وأنظمة التحكم. متوافقة مع معظم شيلدات Arduino Uno، وتحتوي على منفذ USB ومقبس طاقة لتسهيل البرمجة والتشغيل.
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