{
  "id": "arduino-mega-2560-r3",
  "name": "Arduino Mega 2560 R3",
  "name_zh": "Arduino Mega 2560 R3",
  "mpn": "Arduino Mega 2560 R3",
  "category": "board/arduino",
  "summary_zh": "Arduino Mega 2560 R3是意大利Arduino設計的旗艦式微型電路板，由ATmega16U2芯片作為核心，擁有54路數字輸入/輸出，16路模擬輸入，4路UART接口，16MHz晶體振盪器，USB Type B界面，一個電源插座，ICSP header和重設按鈕。",
  "specs": {
    "voltage_v": {
      "typ": 5
    },
    "dimensions_mm": {
      "l": 102,
      "w": 53.6,
      "h": 15.3
    },
    "weight_g": 35
  },
  "pins": [
    {
      "name": "SCL",
      "type": "bidirectional",
      "description": "I2C clock; maps to D21"
    },
    {
      "name": "SDA",
      "type": "bidirectional",
      "description": "I2C data; maps to D20"
    },
    {
      "name": "AREF",
      "type": "input",
      "description": "Analog reference voltage input"
    },
    {
      "name": "GND",
      "type": "ground"
    },
    {
      "name": "D0",
      "type": "bidirectional",
      "description": "Serial RX0"
    },
    {
      "name": "D1",
      "type": "bidirectional",
      "description": "Serial TX0"
    },
    {
      "name": "D2",
      "type": "bidirectional",
      "description": "PWM, external interrupt"
    },
    {
      "name": "D3",
      "type": "bidirectional",
      "description": "PWM; external interrupt"
    },
    {
      "name": "D4",
      "type": "bidirectional",
      "description": "PWM"
    },
    {
      "name": "D5",
      "type": "bidirectional",
      "description": "PWM"
    },
    {
      "name": "D6",
      "type": "bidirectional",
      "description": "PWM"
    },
    {
      "name": "D7",
      "type": "bidirectional",
      "description": "PWM"
    },
    {
      "name": "D8",
      "type": "bidirectional",
      "description": "PWM"
    },
    {
      "name": "D9",
      "type": "bidirectional",
      "description": "PWM"
    },
    {
      "name": "D10",
      "type": "bidirectional",
      "description": "PWM"
    },
    {
      "name": "D11",
      "type": "bidirectional",
      "description": "PWM"
    },
    {
      "name": "D12",
      "type": "bidirectional",
      "description": "PWM"
    },
    {
      "name": "D13",
      "type": "bidirectional",
      "description": "PWM, built-in LED"
    },
    {
      "name": "D14",
      "type": "bidirectional",
      "description": "Serial TX3"
    },
    {
      "name": "D15",
      "type": "bidirectional",
      "description": "Serial RX3"
    },
    {
      "name": "D16",
      "type": "bidirectional",
      "description": "Serial TX2"
    },
    {
      "name": "D17",
      "type": "bidirectional",
      "description": "Serial RX2"
    },
    {
      "name": "D18",
      "type": "bidirectional",
      "description": "Serial TX1"
    },
    {
      "name": "D19",
      "type": "bidirectional",
      "description": "Serial RX1; external interrupt"
    },
    {
      "name": "D20",
      "type": "bidirectional",
      "description": "I2C SDA; external interrupt"
    },
    {
      "name": "D21",
      "type": "bidirectional",
      "description": "I2C SCL; external interrupt"
    },
    {
      "name": "D22",
      "type": "bidirectional"
    },
    {
      "name": "D23",
      "type": "bidirectional"
    },
    {
      "name": "D24",
      "type": "bidirectional"
    },
    {
      "name": "D25",
      "type": "bidirectional"
    },
    {
      "name": "D26",
      "type": "bidirectional"
    },
    {
      "name": "D27",
      "type": "bidirectional"
    },
    {
      "name": "D28",
      "type": "bidirectional"
    },
    {
      "name": "D29",
      "type": "bidirectional"
    },
    {
      "name": "D30",
      "type": "bidirectional"
    },
    {
      "name": "D31",
      "type": "bidirectional"
    },
    {
      "name": "D32",
      "type": "bidirectional"
    },
    {
      "name": "D33",
      "type": "bidirectional"
    },
    {
      "name": "D34",
      "type": "bidirectional"
    },
    {
      "name": "D35",
      "type": "bidirectional"
    },
    {
      "name": "D36",
      "type": "bidirectional"
    },
    {
      "name": "D37",
      "type": "bidirectional"
    },
    {
      "name": "D38",
      "type": "bidirectional"
    },
    {
      "name": "D39",
      "type": "bidirectional"
    },
    {
      "name": "D40",
      "type": "bidirectional"
    },
    {
      "name": "D41",
      "type": "bidirectional"
    },
    {
      "name": "D42",
      "type": "bidirectional"
    },
    {
      "name": "D43",
      "type": "bidirectional"
    },
    {
      "name": "D44",
      "type": "bidirectional",
      "description": "PWM"
    },
    {
      "name": "D45",
      "type": "bidirectional",
      "description": "PWM"
    },
    {
      "name": "D46",
      "type": "bidirectional",
      "description": "PWM"
    },
    {
      "name": "D47",
      "type": "bidirectional"
    },
    {
      "name": "D48",
      "type": "bidirectional"
    },
    {
      "name": "D49",
      "type": "bidirectional"
    },
    {
      "name": "D50",
      "type": "bidirectional",
      "description": "SPI MISO"
    },
    {
      "name": "D51",
      "type": "bidirectional",
      "description": "SPI MOSI"
    },
    {
      "name": "D52",
      "type": "bidirectional",
      "description": "SPI SCK"
    },
    {
      "name": "D53",
      "type": "bidirectional",
      "description": "SPI SS"
    },
    {
      "name": "A0",
      "type": "analog",
      "description": "Maps to digital pin 54"
    },
    {
      "name": "A1",
      "type": "analog",
      "description": "Maps to digital pin 55"
    },
    {
      "name": "A2",
      "type": "analog",
      "description": "Maps to digital pin 56"
    },
    {
      "name": "A3",
      "type": "analog",
      "description": "Maps to digital pin 57"
    },
    {
      "name": "A4",
      "type": "analog",
      "description": "Maps to digital pin 58"
    },
    {
      "name": "A5",
      "type": "analog",
      "description": "Maps to digital pin 59"
    },
    {
      "name": "A6",
      "type": "analog",
      "description": "Maps to digital pin 60"
    },
    {
      "name": "A7",
      "type": "analog",
      "description": "Maps to digital pin 61"
    },
    {
      "name": "A8",
      "type": "analog",
      "description": "Maps to digital pin 62"
    },
    {
      "name": "A9",
      "type": "analog",
      "description": "Maps to digital pin 63"
    },
    {
      "name": "A10",
      "type": "analog",
      "description": "Maps to digital pin 64"
    },
    {
      "name": "A11",
      "type": "analog",
      "description": "Maps to digital pin 65"
    },
    {
      "name": "A12",
      "type": "analog",
      "description": "Maps to digital pin 66"
    },
    {
      "name": "A13",
      "type": "analog",
      "description": "Maps to digital pin 67"
    },
    {
      "name": "A14",
      "type": "analog",
      "description": "Maps to digital pin 68"
    },
    {
      "name": "A15",
      "type": "analog",
      "description": "Maps to digital pin 69"
    },
    {
      "name": "RESET",
      "type": "input",
      "description": "Active-low reset"
    },
    {
      "name": "+3V3",
      "type": "power"
    },
    {
      "name": "+5V",
      "type": "power"
    },
    {
      "name": "VIN",
      "type": "power"
    },
    {
      "name": "IOREF",
      "type": "output",
      "description": "I/O reference voltage"
    },
    {
      "name": "NC",
      "type": "nc"
    }
  ],
  "attributes": {
    "輸入電壓": "6-20V (建議在7-12V內)",
    "連接": "USB Type B"
  },
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