public static async Task <PWMDevice> CreatePWMDeviceAsync(string deviceName, int pinNumber)
{
Log.WriteLine("finding device {0}", deviceName != null ? deviceName : "(default)");
Windows.Devices.Enumeration.DeviceInformation info = null;
if (deviceName != null)
{
info = await FindAsync(PwmController.GetDeviceSelector(deviceName));
}
else
{
info = await FindAsync(PwmController.GetDeviceSelector());
}
Log.WriteLine("PWM device info {0} null", info == null ? "is" : "is not");
var d = new PWMDevice();
d.Device = await AsAsync(PwmController.FromIdAsync(info.Id));
if (d.Device != null)
{
Log.WriteLine("Pin Count {0}", d.Device.PinCount);
}
d.Pin = d.Device.OpenPin(pinNumber);
return(d);
}
static async Task <int> MainAsync(string[] args)
{
Log.WriteLine("Starting async...");
var Options = new AppOptions();
Options.Parse(args);
Log.Enabled = !Options.Quiet;
Log.Verbose = Options.Verbose;
Log.WriteLine("arg parse complete...");
if (Options.List)
{
await PWMDevice.ListPWMDevicesAsync();
}
// speed as int pct 0-100
Dictionary <string, int> FruitSpeed = new Dictionary <string, int>()
{
{ "apple", 50 },
{ "pear", 50 },
{ "pen", 0 },
{ "grapes", 100 },
{ "other", 0 }
};
AzureConnection connection = null;
PWMDevice pwm = null;
await Task.WhenAll(
Task.Run(async() => {
try {
if (!Options.Test)
{
Log.WriteLine("starting connection creation");
connection = await AzureConnection.CreateAzureConnectionAsync();
}
}
catch (Exception e)
{
Log.WriteLine("PWM Main CreateAzureConnectionAsync exception {0}", e.ToString());
}
}),
Task.Run(async() =>
{
try
{
// TODO: fix appoptions to allow pin number to be specified.
pwm = await PWMDevice.CreatePWMDeviceAsync(Options.DeviceName, 0);
if (Options.Test)
{
Log.WriteLine("initiating pin test");
var ts = TimeSpan.FromSeconds(15);
var tc = 80;
if (Options.TestTime.HasValue)
{
ts = Options.TestTime.Value;
}
if (Options.TestCount.HasValue)
{
tc = Options.TestCount.Value;
}
pwm.Test(ts, tc);
}
}
catch (Exception e)
{
Log.WriteLine("PWM InitOutputPins exception {0}", e.ToString());
}
}
)
);
AzureModule m = null;
EventHandler <ConfigurationType> ConfigurationChangedHandler = async(object sender, ConfigurationType newConfiguration) =>
{
var module = (AzureModule)sender;
Log.WriteLine("updating pwm pin config with {0}", newConfiguration.ToString());
//await pwm.UpdatePinConfigurationAsync(newConfiguration.GpioPins);
await Task.CompletedTask;
};
EventHandler <string> FruitChangedHandler = (object sender, string fruit) =>
{
Log.WriteLine("fruit changed to {0}", fruit.ToLower());
var module = (AzureModule)sender;
pwm.SetSpeed(FruitSpeed[fruit.ToLower()]);
};
if (!Options.Test)
{
m = (AzureModule)connection.Module;
m.ConfigurationChanged += ConfigurationChangedHandler;
m.FruitChanged += FruitChangedHandler;
await Task.Run(async() =>
{
try
{
//Log.WriteLine("initializing pwm pin config with {0}", m.Configuration.GpioPins);
//await pwm.UpdatePinConfigurationAsync(m.Configuration.GpioPins);
await Task.CompletedTask;
}
catch (Exception e)
{
Log.WriteLine("GPIO UpdatePinConfig Lambda exception {0}", e.ToString());
}
});
await connection.NotifyModuleLoadAsync();
}
try
{
Log.WriteLine("Initialization Complete. have {0}", Options.Test ? "device" : "connection and device");
Task.WaitAll(Task.Run(() =>
{
try
{
for (; ;)
{
Log.WriteLine("{0} wait spin", Environment.TickCount);
//pwm.LogInputPins();
Thread.Sleep(TimeSpan.FromSeconds(30));
}
}
catch (Exception e)
{
Log.WriteLine("PWM wait spin exception {0}", e.ToString());
}
}));
} finally
{
if (!Options.Test)
{
m.ConfigurationChanged -= ConfigurationChangedHandler;
m.FruitChanged -= FruitChangedHandler;
}
if (connection != null)
{
connection.Dispose();
}
pwm.Dispose();
}
return(0);
}