SelfSync

Field capabilities message

Field capabilities messages tell which fields of a message a device supports for a given file type, and how many values it can store.

FIT name
field_capabilities
Global message number
39
JavaScript SDK key
fieldCapabilitiesMesgs
Fields
5

Fields

  • Index of the message among the messages of the same kind in the file, starting at 0. Other messages use it to reference this one.

  • fileEnum

    Type of file the capability applies to.

    20 possible values
    • device
    • settings
    • sport
    • activity
    • workout
    • course
    • schedules
    • weight
    • totals
    • goals
    • bloodPressure
    • monitoringA
    • activitySummary
    • monitoringDaily
    • monitoringB
    • segment
    • segmentList
    • exdConfiguration
    • mfgRangeMin
    • mfgRangeMax
  • mesgNumString

    Message the field belongs to.

  • Number of the field in the message.

  • countUint16

    Number of values supported for the field.

Other file and device messages

See all the FIT messages