Meadow.Foundation.Grove.Sensors.Motion.ThreeAxisDigitalAccelerometer1_5g

3-AxisDigitalAccelerometer1_5g
Status
Source code	GitHub
NuGet package

Code Example

ThreeAxisDigitalAccelerometer1_5g sensor;

public override Task Initialize()
{
    Console.WriteLine("Initializing");

    // create the sensor driver
    sensor = new ThreeAxisDigitalAccelerometer1_5g(Device.CreateI2cBus());

    // classical .NET events can also be used:
    sensor.Updated += (sender, result) => {
        Console.WriteLine($"Accel: [X:{result.New.X.MetersPerSecondSquared:N2}," +
            $"Y:{result.New.Y.MetersPerSecondSquared:N2}," +
            $"Z:{result.New.Z.MetersPerSecondSquared:N2} (m/s^2)]" +
            $" Direction: {sensor.Direction}" +
            $" Orientation: {sensor.Orientation}");
    };

    // Example that uses an IObersvable subscription to only be notified when the filter is satisfied
    var consumer = ThreeAxisDigitalAccelerometer1_5g.CreateObserver(
        handler: result => Console.WriteLine($"Observer: [x] changed by threshold; new [x]: X:{result.New.X:N2}, old: X:{result.Old?.X:N2}"),
        // only notify if there's a greater than 0.5G change in the Z direction
        filter: result => {
            if (result.Old is { } old)
            { //c# 8 pattern match syntax. checks for !null and assigns var.
                return (result.New - old).Z > new Acceleration(0.5, AU.Gravity);
            }
            return false;
        });
    sensor.Subscribe(consumer);

    return Task.CompletedTask;
}

public override Task Run()
{
    sensor.StartUpdating(TimeSpan.FromMilliseconds(1000));

    return Task.CompletedTask;
}

Sample project(s) available on GitHub

Wiring Example

To wire a Yx5300 to your Meadow board, connect the following:

ThreeAxisDigitalAccelerometer1_5g	Meadow Pin
GND	GND
VCC	3.3V
RX	D01
TX	D00

Class ThreeAxisDigitalAccelerometer1_5g

Represents a 3 Axis Digital Accelerometer1_5g Sensor

Assembly: 3-AxisDigitalAccelerometer1_5g.dll

View Source

Declaration

public class ThreeAxisDigitalAccelerometer1_5g : Mma7660fc, IObservable<IChangeResult<Acceleration3D>>, IDisposable, IAccelerometer, ISamplingSensor<Acceleration3D>, ISensor<Acceleration3D>, ISensor, ISamplingSensor, II2cPeripheral

Inheritance: System.Object -> Meadow.Foundation.ObservableBase<Meadow.Units.Acceleration3D> -> Meadow.Foundation.SamplingSensorBase<Meadow.Units.Acceleration3D> -> Meadow.Foundation.PollingSensorBase<Meadow.Units.Acceleration3D> -> Meadow.Foundation.ByteCommsSensorBase<Meadow.Units.Acceleration3D> -> Meadow.Foundation.Sensors.Motion.Mma7660fc

Implements:
System.IObservable<Meadow.IChangeResult<Meadow.Units.Acceleration3D>>, System.IDisposable, Meadow.Peripherals.Sensors.Motion.IAccelerometer, Meadow.Peripherals.Sensors.ISamplingSensor<Meadow.Units.Acceleration3D>, Meadow.Peripherals.Sensors.ISensor<Meadow.Units.Acceleration3D>, Meadow.Peripherals.Sensors.ISensor, Meadow.Peripherals.Sensors.ISamplingSensor, Meadow.Hardware.II2cPeripheral

Implements

• System.IObservable<Meadow.IChangeResult<Meadow.Units.Acceleration3D>>
• System.IDisposable
• Meadow.Peripherals.Sensors.Motion.IAccelerometer
• Meadow.Peripherals.Sensors.ISamplingSensor<Meadow.Units.Acceleration3D>
• Meadow.Peripherals.Sensors.ISensor<Meadow.Units.Acceleration3D>
• Meadow.Peripherals.Sensors.ISensor
• Meadow.Peripherals.Sensors.ISamplingSensor
• Meadow.Hardware.II2cPeripheral