# DeviceTypeStruct

    struct DeviceTypeStruct

An object describing endpoint conformance to a release of a device type definition.
- `


  ### [deviceType](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Matter/DescriptorTrait/DeviceTypeStruct#/s:15GoogleHomeTypes6MatterO15DescriptorTraitV16DeviceTypeStructV06deviceH0s6UInt32Vvp)


  ` The device type definition.

  #### Declaration

  Swift

      let deviceType: UInt32

- `


  ### [revision](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Matter/DescriptorTrait/DeviceTypeStruct#/s:15GoogleHomeTypes6MatterO15DescriptorTraitV16DeviceTypeStructV8revisions6UInt16Vvp)


  ` The implemented revision of the device type definition.

  #### Declaration

  Swift

      let revision: UInt16

- `


  ### [init(decoder:)](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Matter/DescriptorTrait/DeviceTypeStruct#/s:15GoogleHomeTypes6MatterO15DescriptorTraitV16DeviceTypeStructV7decoderAG0aB3SDK0F7DecoderV_tKcfc)


  ` Creates a new Struct instance using data read from the given `TraitDecoder`.
  Throws
  `HomeError.parseError` when parsing fails.

  #### Declaration

  Swift

      init(decoder: TraitDecoder) throws

  #### Parameters

  |---|---|
  | ` decoder ` | The raw data representing this Struct. |

- `


  ### [encode(with:)](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Matter/DescriptorTrait/DeviceTypeStruct#/s:15GoogleHomeTypes6MatterO15DescriptorTraitV16DeviceTypeStructV6encode4withy0aB3SDK0F7EncoderC_tKF)


  ` Writes this Struct to the given `TraitEncoder`.
  Throws `HomeError.parseError` if the data could not be encoded.

  #### Declaration

  Swift

      func encode(with encoder: TraitEncoder) throws

- `


  ### [structField(id:)](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Matter/DescriptorTrait/DeviceTypeStruct#/s:15GoogleHomeTypes6MatterO15DescriptorTraitV16DeviceTypeStructV11structField2id0aB3SDK0K0_pSgs6UInt32V_tFZ)


  ` Returns the field corresponding to the given field ID.

  #### Declaration

  Swift

      static func structField(id: UInt32) -> (any Field)?