{
  "id": "scd30",
  "name": "Sensirion SCD30 CO2 sensor",
  "category": "sensor",
  "measures": [
    "co2",
    "temperature",
    "humidity"
  ],
  "pins": [
    {
      "name": "VDD",
      "role": "power",
      "notes": "Pin 1"
    },
    {
      "name": "GND",
      "role": "ground",
      "notes": "Pin 2"
    },
    {
      "name": "SCL",
      "role": "i2c_scl",
      "notes": "Pin 3 (TX/SCL). The sensor stretches the clock: use 50 kHz or less"
    },
    {
      "name": "SDA",
      "role": "i2c_sda",
      "notes": "Pin 4 (RX/SDA)"
    },
    {
      "name": "RDY",
      "role": "int",
      "notes": "Pin 5. HIGH when a new reading is ready, optional"
    },
    {
      "name": "PWM",
      "role": "digital_out",
      "notes": "Pin 6. PWM CO2 output, optional"
    },
    {
      "name": "SEL",
      "role": "passive",
      "notes": "Pin 7. Leave open or LOW for I2C; HIGH selects Modbus"
    }
  ],
  "bus": "i2c",
  "addresses": [
    "0x61"
  ],
  "voltage": "3.3-5",
  "model": {
    "shape": "module",
    "size": [
      35,
      23,
      7
    ],
    "color": "#1E7A3C"
  },
  "keywords": [
    "scd30",
    "sensirion",
    "co2",
    "ndir",
    "carbon dioxide",
    "anidride carbonica",
    "qualità aria"
  ],
  "sources": [
    {
      "title": "Sensirion SCD30 datasheet",
      "section": "Pin 1 VDD, 2 GND, 3 TX/SCL, 4 RX/SDA, 5 RDY, 6 PWM, 7 SEL; supply 3.3 to 5.5 V"
    },
    {
      "title": "Sensirion SCD30 interface description",
      "section": "I2C address 0x61, max 100 kHz, clock stretching up to 150 ms"
    }
  ]
}