{
  "id": "ky-031",
  "name": "KY-031 knock sensor",
  "category": "sensor",
  "measures": [
    "vibration"
  ],
  "pins": [
    {
      "name": "S",
      "role": "digital_out",
      "notes": "Short pulse on a knock: use an interrupt"
    },
    {
      "name": "VCC",
      "role": "power",
      "notes": "Middle pin, marked +. Use 3V3"
    },
    {
      "name": "GND",
      "role": "ground",
      "notes": "Marked -"
    }
  ],
  "bus": "gpio",
  "voltage": "3.3-5",
  "model": {
    "shape": "module",
    "size": [
      24,
      15,
      10
    ],
    "color": "#1A1A1A"
  },
  "keywords": [
    "ky-031",
    "knock",
    "shock",
    "tap",
    "bussare",
    "urto",
    "vibrazione"
  ],
  "sources": [
    {
      "title": "Joy-IT KY-031 datasheet",
      "section": "Pins S (signal), + (middle), -; spring contact with 10 kΩ resistor"
    }
  ]
}