{
  "id": "seg7-4digit-cc",
  "name": "7-segment 4 digits 0.56\" common cathode (12 pins)",
  "category": "display",
  "pins": [
    {
      "name": "E",
      "role": "digital_in",
      "needsOutput": true,
      "notes": "Segment. Each segment through a 220 Ω resistor"
    },
    {
      "name": "D",
      "role": "digital_in",
      "needsOutput": true
    },
    {
      "name": "DP",
      "role": "digital_in",
      "needsOutput": true,
      "notes": "Decimal point"
    },
    {
      "name": "C",
      "role": "digital_in",
      "needsOutput": true
    },
    {
      "name": "G",
      "role": "digital_in",
      "needsOutput": true
    },
    {
      "name": "DIG4",
      "role": "digital_in",
      "needsOutput": true,
      "notes": "Digit 4 cathode: LOW = digit on. A transistor per digit is safer (up to 8 segments)"
    },
    {
      "name": "B",
      "role": "digital_in",
      "needsOutput": true
    },
    {
      "name": "DIG3",
      "role": "digital_in",
      "needsOutput": true,
      "notes": "Digit 3 cathode"
    },
    {
      "name": "DIG2",
      "role": "digital_in",
      "needsOutput": true,
      "notes": "Digit 2 cathode"
    },
    {
      "name": "F",
      "role": "digital_in",
      "needsOutput": true
    },
    {
      "name": "A",
      "role": "digital_in",
      "needsOutput": true
    },
    {
      "name": "DIG1",
      "role": "digital_in",
      "needsOutput": true,
      "notes": "Digit 1 cathode"
    }
  ],
  "bus": "gpio",
  "voltage": "3.3-5",
  "model": {
    "shape": "chip",
    "size": [
      50,
      19,
      8
    ],
    "color": "#EDEDED"
  },
  "keywords": [
    "7 segment",
    "4 digit",
    "5641as",
    "multiplexed",
    "common cathode",
    "display 7 segmenti"
  ],
  "sources": [
    {
      "title": "5641AS 0.56\" 4-digit 7-segment datasheet",
      "section": "Pins 1 to 12: E D DP C G D4 B D3 D2 F A D1"
    }
  ]
}