{
  "id": "max7219-matrix",
  "name": "MAX7219 8x8 LED matrix",
  "category": "display",
  "pins": [
    {
      "name": "VCC",
      "role": "power",
      "notes": "Needs 5 V: use VIN"
    },
    {
      "name": "GND",
      "role": "ground"
    },
    {
      "name": "DIN",
      "role": "spi_mosi",
      "notes": "Data in. 3.3 V signals usually work, a level shifter is safer"
    },
    {
      "name": "CS",
      "role": "spi_cs",
      "notes": "Load (CS)"
    },
    {
      "name": "CLK",
      "role": "spi_sck",
      "notes": "Clock"
    }
  ],
  "bus": "spi",
  "voltage": "5",
  "model": {
    "shape": "module",
    "size": [
      32,
      32,
      12
    ],
    "color": "#B22222"
  },
  "keywords": [
    "max7219",
    "led matrix",
    "8x8",
    "dot matrix",
    "matrice led",
    "display"
  ],
  "sources": [
    {
      "title": "Maxim MAX7219 datasheet",
      "section": "Serial interface DIN, CLK, LOAD (CS); supply 4 to 5.5 V"
    }
  ]
}