{
  "id": "max31865",
  "name": "MAX31865 PT100/PT1000 RTD amplifier",
  "category": "sensor",
  "measures": [
    "temperature"
  ],
  "pins": [
    {
      "name": "VIN",
      "role": "power"
    },
    {
      "name": "3VO",
      "role": "passive",
      "notes": "3.3 V output of the on-board regulator. Leave unconnected"
    },
    {
      "name": "GND",
      "role": "ground"
    },
    {
      "name": "CLK",
      "role": "spi_sck"
    },
    {
      "name": "SDO",
      "role": "spi_miso",
      "notes": "Data out of the module (SPI MISO)"
    },
    {
      "name": "SDI",
      "role": "spi_mosi",
      "notes": "Data into the module (SPI MOSI)"
    },
    {
      "name": "CS",
      "role": "spi_cs"
    },
    {
      "name": "RDY",
      "role": "int",
      "notes": "Data ready (active LOW), optional"
    },
    {
      "name": "F+",
      "role": "passive",
      "notes": "Force + screw terminal (4-wire RTD)"
    },
    {
      "name": "RTD+",
      "role": "passive",
      "notes": "RTD + screw terminal"
    },
    {
      "name": "RTD-",
      "role": "passive",
      "notes": "RTD - screw terminal"
    },
    {
      "name": "F-",
      "role": "passive",
      "notes": "Force - screw terminal. Set the 2/3/4-wire jumpers to match your probe"
    }
  ],
  "bus": "spi",
  "voltage": "3.3-5",
  "model": {
    "shape": "module",
    "size": [
      31.5,
      28,
      8
    ],
    "color": "#1F4FA8"
  },
  "keywords": [
    "max31865",
    "pt100",
    "pt1000",
    "rtd",
    "platinum",
    "termoresistenza",
    "temperatura"
  ],
  "sources": [
    {
      "title": "Maxim MAX31865 datasheet",
      "section": "SPI modes 1 and 3; reference resistor 430 Ω for PT100, 4.3 kΩ for PT1000"
    },
    {
      "title": "Adafruit MAX31865 guide",
      "section": "Pinout VIN, 3Vo, GND, CLK, SDO, SDI, CS, RDY; 2/3/4-wire jumpers"
    }
  ]
}