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Class PowerSupply

A generic interface to read data from the system's power_supply class. Uses the built-in legoev3-battery if none is specified.

Hierarchy

Index

Constructors

Properties

Accessors

Methods

Constructors

constructor

Properties

connected

connected: boolean

deviceDirName

deviceDirName: string

deviceName

deviceName: any

deviceRoot

deviceRoot: string

Static overrideSysClassDir

overrideSysClassDir: string

Accessors

currentAmps

  • get currentAmps(): number

maxVoltage

  • get maxVoltage(): number

measuredCurrent

  • get measuredCurrent(): number

  • The measured current that the battery is supplying (in microamps)

    Returns number

measuredVoltage

  • get measuredVoltage(): number

  • The measured voltage that the battery is supplying (in microvolts)

    Returns number

minVoltage

  • get minVoltage(): number

technology

  • get technology(): string

type

  • get type(): string

voltageVolts

  • get voltageVolts(): number

Methods

connect

  • connect(driverName: string, nameConvention?: string, propertyConstraints?: object): void

  • Parameters

    • driverName: string
    • Optional nameConvention: string
    • Optional propertyConstraints: object
      • [propertyName: string]: any

    Returns void

Protected constructPropertyPath

  • constructPropertyPath(property: string, deviceRoot?: string): string

readNumber

  • readNumber(property: string, deviceRoot?: string): number

  • Parameters

    • property: string
    • Optional deviceRoot: string

    Returns number

readProperty

  • readProperty(property: string, deviceRoot?: string): any

readString

  • readString(property: string, deviceRoot?: string): string

  • Parameters

    • property: string
    • Optional deviceRoot: string

    Returns string

readStringArray

  • readStringArray(property: string, deviceRoot?: string): string[]

readStringArrayAsType

  • readStringArrayAsType<T>(property: string, deviceRoot?: string): T[]

readStringAsType

  • readStringAsType<T>(property: string, deviceRoot?: string): T

readStringSelector

  • readStringSelector(property: string, deviceRoot?: string): string

registerEventCallback

  • registerEventCallback(callbackFunction: function, eventPredicate: function, firstTriggerOnly?: boolean, userCallbackData?: any): void

  • Parameters

    • callbackFunction: function
        • (err?: Error, userData?: any): void

        • Parameters

          • Optional err: Error
          • Optional userData: any

          Returns void

    • eventPredicate: function
        • (userData?: any): boolean

        • Parameters

          • Optional userData: any

          Returns boolean

    • Default value firstTriggerOnly: boolean = false
    • Optional userCallbackData: any

    Returns void

registerEventPromise

  • registerEventPromise(eventPredicate: function, userCallbackData?: any): Promise<any>

  • Parameters

    • eventPredicate: function
        • (userData?: any): boolean

        • Parameters

          • Optional userData: any

          Returns boolean

    • Optional userCallbackData: any

    Returns Promise<any>

set

  • set(propertyDefs: any): void

  • Parameters

    • propertyDefs: any

    Returns void

setNumber

  • setNumber(property: string, value: number): void

setProperty

  • setProperty(property: string, value: any): any

setString

  • setString(property: string, value: string): void

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