Permalink
Switch branches/tags
Nothing to show
Find file Copy path
Fetching contributors…
Cannot retrieve contributors at this time
71 lines (57 sloc) 2.37 KB
// Blink an LED once per second
// GrovePi + Light Sensor + LED
// http://www.seeedstudio.com/wiki/Grove_-_LED_Socket_Kit
/*
The MIT License(MIT)
GrovePi for the Raspberry Pi: an open source platform for connecting Grove Sensors to the Raspberry Pi.
Copyright (C) 2015 Dexter Industries
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
using System;
using Windows.ApplicationModel.Background;
// Add using statements to the GrovePi libraries
using GrovePi;
using GrovePi.Sensors;
using Windows.System.Threading;
namespace HelloWindowsIoT
{
public sealed class StartupTask : IBackgroundTask
{
ThreadPoolTimer timer;
BackgroundTaskDeferral deferral;
ILed led;
public void Run(IBackgroundTaskInstance taskInstance)
{
deferral = taskInstance.GetDeferral();
// Connect the LED to digital port 4
led = DeviceFactory.Build.Led(Pin.DigitalPin4);
// Create a timer that will 'tick' every one-second
timer = ThreadPoolTimer.CreatePeriodicTimer(this.Timer_Tick, TimeSpan.FromSeconds(1));
}
private void Timer_Tick(ThreadPoolTimer timer)
{
try
{
led.ChangeState((led.CurrentState == SensorStatus.Off) ? SensorStatus.On : SensorStatus.Off);
}
catch (Exception ex)
{
// Swallow the exception
}
}
}
}