private Task InitializeAsync()
{
if (_initializeTask == null || !_initializeTask.IsCompletedSuccessfully)
{
_initializeTask = Task.Run(async() =>
{
try
{
var devices = await DeviceInformation.FindAllAsync(I2cDevice.GetDeviceSelector());
var settings = new I2cConnectionSettings(118)
{
BusSpeed = I2cBusSpeed.FastMode
};
_device = await I2cDevice.FromIdAsync(devices[0].Id, settings);
_bme280 = await Bme280.CreateAsync(_device).ConfigureAwait(false);
}
catch
{
_device = null;
_bme280 = null;
_initializeTask = null;
throw;
}
});
}
return(_initializeTask);
}