Arduino Mega

Arduino Mega 2560 board:
  • Microcontroller: ATmega2560 (5V)
  • Flash: 256B (8KB is used by bootloader)
  • SRAM: 8KB
  • EEPROM: 4KB
  • Clock Speed: 16 Mhz
  • Digital I/O Pins: 54
  • Analog Input Channels: 16
  • PWM Channels: 15
  • Current per I/O Pin: 40 mA (50 mA for 3.3V pin)
  • Power source: 7-12V (limits: 6-20V)
  • Hardware UARTs: 4

Arduino Mega 2560 ISP pinout

Hardware UARTs:
  • Serial
    • RX - pin 0
    • TX - pin 1
  • Serial1
    • RX - pin 19
    • TX - pin 18
  • Serial2
    • RX - pin 17
    • TX - pin 16
  • Serial3
    • RX - pin 15
    • TX - pin 14

Arduino Mega 2560 pinout diagram

Arduino Mega 2560 fuse bits:

Arduino Mega 2560 fuse bits