Meadow.Foundation.ICs.IOExpanders.AnalogMux 1.3.2.3-beta

Meadow.Foundation.ICs.IOExpanders.AnalogMux

Library for various analog multiplexers

The AnalogMux library is designed for the Wilderness Labs Meadow .NET IoT platform and is part of Meadow.Foundation

The Meadow.Foundation peripherals library is an open-source repository of drivers and libraries that streamline and simplify adding hardware to your C# .NET Meadow IoT application.

For more information on developing for Meadow, visit developer.wildernesslabs.co, to view all Wilderness Labs open-source projects, including samples, visit github.com/wildernesslabs

Usage

private Nxp74HC4051 mux;

public override Task Initialize()
{
    Resolver.Log.Info("Initialize...");

    mux = new Nxp74HC4051(
        Device.CreateAnalogInputPort(Device.Pins.A00),      // input
        Device.CreateDigitalOutputPort(Device.Pins.D00),    // s0
        Device.CreateDigitalOutputPort(Device.Pins.D01),    // s1
        Device.CreateDigitalOutputPort(Device.Pins.D02),    // s2
        Device.CreateDigitalOutputPort(Device.Pins.D03)     // enable
        );

    return base.Initialize();
}

public override Task Run()
{
    Task.Run(ReadRoundRobin);

    return base.Run();
}

public async Task ReadRoundRobin()
{
    while (true)
    {
        for (var channel = 0; channel < 8; channel++)
        {
            mux.SetInputChannel(channel);
            var read = await mux.Signal.Read();
            Resolver.Log.Info($"ADC Channel {channel} = {read.Volts:0.0}V");
            await Task.Delay(1000);
        }
    }
}