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  • API Docs for Version: 0.7.0

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    webduino.module.HX711

    Extends webduino.Module

    The HX711 Class.

    HX711 is a precision 24-bit analogto-digital converter (ADC) designed for weigh scales.

    Table of Contents

    Constructor

    webduino.module.HX711
    (
    • board
    • sckPin
    • dtPin
    )

    Defined in src/module/HX711.js:26

    Parameters:

    • board webduino.Board

      The board that the IRLed is attached to.

    • sckPin Integer

      The pin that Serial Clock Input is attached to.

    • dtPin Integer

      The pin that Data Output is attached to.

    Methods

    addListener
    (
    • type
    • listener
    )

    Inherited from webduino.EventEmitter: src/core/EventEmitter.js:117

    Add a listener for a certain type of event.

    Parameters:

    • type String

      Event type.

    • listener Function

      Event listener.

    emit
    (
    • type
    • object,...
    )

    Inherited from webduino.EventEmitter: src/core/EventEmitter.js:58

    Emit an event of certain type.

    Parameters:

    • type String

      Event type.

    • [object,...] Object optional

      Event object(s).

    listeners
    (
    • type
    )

    Inherited from webduino.EventEmitter: src/core/EventEmitter.js:310

    Return the listener list bound to certain type of event.

    Parameters:

    • type String

      Evnet type.

    measure
    (
    • callback
    )

    Defined in src/module/HX711.js:82

    Start detection.

    Parameters:

    • [callback] Function optional

      Callback after starting detection.

    off ()

    Defined in src/module/HX711.js:115

    Stop detection.

    on
    (
    • callback
    )
    deprecated

    Inherited from webduino.EventEmitter but overwritten in src/module/HX711.js:89

    Deprecated: `on()` is deprecated, use `measure()` instead.

    Start detection.

    Parameters:

    • [callback] Function optional

      Callback after starting detection.

    once
    (
    • type
    • listener
    )

    Inherited from webduino.EventEmitter: src/core/EventEmitter.js:183

    Add a one-time listener for a certain type of event.

    Parameters:

    • type String

      Event type.

    • listener Function

      Event listener.

    removeAllListeners
    (
    • type
    )

    Inherited from webduino.EventEmitter: src/core/EventEmitter.js:264

    Remove all listeners of certain type.

    Parameters:

    • type String

      Event type.

    removeListener
    (
    • type
    • listener
    )

    Inherited from webduino.EventEmitter: src/core/EventEmitter.js:211

    Remove a listener for certain type of event.

    Parameters:

    • type String

      Event type.

    • listener Function

      Event listener.

    setMaxListeners
    (
    • n
    )

    Inherited from webduino.EventEmitter: src/core/EventEmitter.js:45

    Set maximum number of listeners that is allow to bind on an emitter.

    Parameters:

    • n Number

      Number of listeners.

    Attributes

    state

    String on or off

    Defined in src/module/HX711.js:66

    The state indicating whether the module is measuring.

    type

    String readonly

    Inherited from webduino.Module: src/core/Module.js:30

    Type of the module.

    Events

    HX711.MESSAGE

    Defined in src/module/HX711.js:18

    Fires when the value of weight has changed.