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OSEPP™ Mega 2560

The OSEPP Mega 2560 is the bigger brother to the OSEPP Uno board with more flash memory, more SRAM, more EEPROM, and more pins. This board is perfect for projects that require a lot of inputs/outputs or that require more complex programs that cannot fit into the smaller memory of the ATmega328P.
Specifications:
| Microcontroller | ATmega2560 |
| Clock Speed | 16 MHz |
| Flash Memory | 256 KB |
| SRAM | 8 KB |
| EEPROM | 4 KB |
| Operating Voltage | 5 V |
| Input Voltage | 6-12 V |
| Digital I/O Pin Count | 54 (including 14 for PWM output) |
| Analog Input Pin Count | 16 |
| Other Connections | USB ICSP for ATmega2560 DC power connector |
| Dimensions | 4.23 x 2.13 x 0.61 inches (107.5 x 54.0 x 15.5 mm) |
| Power Source | USB or external DC power supply |
Highlights:
• 8-bit AVR RISC-based microcontroller running at 16 MHz
• 8x more flash and 4x more SRAM and EEPROM than the Uno
• Connects to a computer via a standard USB cable
• Flexible power source (USB or DC power)
• ICSP header for programming microcontroller
• Compatible with existing Arduino software libraries
• Compatible with the Ethernet and Motor Controller Shields
Features:
The ATmega2560 comes with the Arduino bootloader preloaded. There is an ICSP (In-Circuit Serial Programming) header for the ATmega2560 to optionally replace the bootloader.
As an added precaution, the board comes with a resettable polyfuse on the USB connection path. To prevent damage to the computer’s USB port, the fuse will trip when the current to the port exceeds 500 mA.
The input and/or output pins are brought out to headers which enable a convenient way to prototype projects without the need of soldering or desoldering.
Availability:
| Stock Code | Product Name |
| MEG-01 | OSEPP Mega 2560 |
Notes:
This board is based off of the Arduino Mega 2560 designed by Arduino, and is released under
the Creative Commons Attribution Share-Alike License. The original design can be found at
http://arduino.cc/en/Main/ArduinoBoardMega2560
Downloads:
| OSEPP Mega 2560 Schematic (PDF) | ![]() |
| OSEPP Mega 2560 EAGLE Files | ![]() |



