/*
* Register a GPIO button that, when clicked, will generate the {@link KeyEvent#KEYCODE_ENTER}
* key, to be handled by {@link #onKeyUp(int, KeyEvent)} just like any regular keyboard
* event.
*
* If there's no button connected to the board, the doRecognize can still be triggered by
* sending key events using a USB keyboard or `adb shell input keyevent 66`.
*/
private void InitButton()
{
try
{
mButtonDriver = RainbowHat.CreateButtonCInputDriver((int)Keycode.Enter);
mButtonDriver.Register();
}
catch (IOException e)
{
Log.Warn(TAG, "Cannot find button. Ignoring push button. Use a keyboard instead.", e);
}
}
private void SetupDemo3()
{
_ledBrightnessView = FindViewById <SeekBar>(Resource.Id.ledBrightness);
try
{
_display = RainbowHat.OpenDisplay();
_display.SetEnabled(true);
_display.Display("HEY");
}
catch (IOException ex)
{
Log.Error(TAG, "Error during onCreate!", ex);
}
_ledBrightnessView.SetOnSeekBarChangeListener(this);
}
private void SetupDemo2()
{
try
{
var pinName = "GPIO6_IO14"; //A button for i.MX7D, BCM21 for Rpi3
_buttonA = _manager.OpenGpio(pinName);
// Configure as an input, trigger events on every change.
_buttonA.SetDirection(Gpio.DirectionIn);
// Value is true when the pin is HIGH
_buttonA.SetActiveType(Gpio.ActiveHigh);
_buttonA.SetEdgeTriggerType(Gpio.EdgeFalling);
_buttonA.RegisterGpioCallback(new Handler(), this);
var buttonB = RainbowHat.OpenButtonB();
var ledToggleViewB = FindViewById <ToggleButton>(Resource.Id.ledToggleB);
buttonB.ButtonEvent += (sender, e) => {
ledToggleViewB.Checked = !ledToggleViewB.Checked;
};
} catch (IOException ex) {
Log.Error(TAG, "Error during onCreate!", ex);
}
}
public void Initialize()
{
if (_useHubs)
{
InitializeHubs();
}
SensorManager = (SensorManager)GetSystemService(SensorService);
_dynamicSensorCallback = new WeatherDynamicSensorCallback(this);
PubSubHandler.GetInstance().Subscribe <TemperatureMessage>(OnTemperatureMessage);
PubSubHandler.GetInstance().Subscribe <PressureMessage>(OnPressureMessage);
PubSubHandler.GetInstance().Subscribe <HumidityMessage>(OnHumidityMessage);
try
{
_ledRainbowStrip = new Apa102(BoardDefaults.GetSpiBus(), Apa102.Mode.Bgr);
_ledRainbowStrip.Brightness = LedstripBrightness;
for (var i = 0; i < _rainbow.Length; i++)
{
float[] hsv = { i * 360f / _rainbow.Length, 1.0f, 1.0f };
_rainbow[i] = Color.HSVToColor(255, hsv);
}
}
catch (Exception e)
{
System.Console.WriteLine(e);
_ledRainbowStrip = null;
}
try
{
var pioService = PeripheralManager.Instance;
_led = pioService.OpenGpio(BoardDefaults.GetLedGpioPin());
_led.SetEdgeTriggerType(Gpio.EdgeNone);
_led.SetDirection(Gpio.DirectionOutInitiallyLow);
_led.SetActiveType(Gpio.ActiveHigh);
}
catch (Exception e)
{
System.Console.WriteLine(e);
}
try
{
_buttonInputDriver = new ButtonInputDriver(BoardDefaults.GetButtonGpioPin(),
Button.LogicState.PressedWhenLow,
(int)KeyEvent.KeyCodeFromString("KEYCODE_A"));
_buttonInputDriver.Register();
Log.Debug(Tag, "Initialized GPIO Button that generates a keypress with KEYCODE_A");
}
catch (Exception e)
{
throw new Exception("Error initializing GPIO button", e);
}
try
{
_bmx280SensorDriver = RainbowHat.CreateSensorDriver();
// Register the drivers with the framework
SensorManager.RegisterDynamicSensorCallback(_dynamicSensorCallback);
_bmx280SensorDriver.RegisterTemperatureSensor();
_bmx280SensorDriver.RegisterPressureSensor();
_bmx280SensorDriver.RegisterHumiditySensor();
Log.Debug(Tag, "Initialized I2C BMP280");
}
catch (IOException e)
{
throw new RuntimeException("Error initializing BMP280", e);
}
try
{
_display = new AlphanumericDisplay(BoardDefaults.GetI2cBus());
_display.SetEnabled(true);
_display.Clear();
Log.Debug(Tag, "Initialized I2C Display");
}
catch (Exception e)
{
Log.Error(Tag, "Error initializing display", e);
Log.Debug(Tag, "Display disabled");
_display = null;
}
}
