public bool TryOpenPin(Int32 pinNumber,
GpioSharingMode sharingMode,
GpioPin pin,
GpioOpenStatus openStatus)
{
return(false);
}
public PinViewModel(string name, GpioOpenStatus status, GpioPin pin)
{
Name = name;
Status = status.ToString();
this.pin = pin;
Number = pin.PinNumber;
}
int AS7000_GPIO_Init()
{
var gpio = GpioController.GetDefault();
if (gpio == null)
{
return(-1);
}
try
{
GpioOpenStatus openStatus = 0;
gpio.TryOpenPin(AS7000_GPIO_POWER_PIN, GpioSharingMode.Exclusive, out PwrPin, out openStatus);
PwrPin.SetDriveMode(GpioPinDriveMode.Output);
gpio.TryOpenPin(AS7000_GPIO_INT_PIN, GpioSharingMode.Exclusive, out IntPin, out openStatus);
IntPin.SetDriveMode(GpioPinDriveMode.Input);
//// EV3 New
gpio.TryOpenPin(AS7000_GPIO_LEDEN_PIN, GpioSharingMode.Exclusive, out LedEnPin, out openStatus);
LedEnPin.SetDriveMode(GpioPinDriveMode.Output);
}
catch (Exception ex)
{
return(-1);
}
return(1);
}
public void Run(IBackgroundTaskInstance taskInstance)
{
//
// TODO: Insert code to perform background work
//
// If you start any asynchronous methods here, prevent the task
// from closing prematurely by using BackgroundTaskDeferral as
// described in http://aka.ms/backgroundtaskdeferral
//
//Take a service deferral so the service isn't terminated
try
{
serviceDeferral = taskInstance.GetDeferral();
taskInstance.Canceled += OnTaskCanceled;
_taskInstance = taskInstance;
pinStatus = GpioOpenStatus.UnknownError;
gpioController = GpioController.GetDefault();
var details = taskInstance.TriggerDetails as AppServiceTriggerDetails;
if (details != null)
{
connection = details.AppServiceConnection;
//Listen for incoming app service requests
connection.RequestReceived += OnRequestReceived;
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
}
}
private Boolean InitGPIO()
{
var gpio = GpioController.GetDefault();
if (gpio == null)
{
return(false);
}
GpioOpenStatus status = new GpioOpenStatus();
var open = gpio.TryOpenPin(ad5360_GPIO_Pins.ad5360_LDAC, GpioSharingMode.Exclusive, out GPIO_LDAC, out status);
if (open == true)
{
GPIO_LDAC.Write(GpioPinValue.Low);
GPIO_LDAC.SetDriveMode(GpioPinDriveMode.Output);
}
open = gpio.TryOpenPin(ad5360_GPIO_Pins.ad5360_BUSY, GpioSharingMode.Exclusive, out GPIO_Busy, out status);
if (open == true)
{
GPIO_Busy.SetDriveMode(GpioPinDriveMode.Input);
GpioPinValue tmp = GPIO_Busy.Read();
if (tmp == GpioPinValue.Low)
{
System.Diagnostics.Debug.WriteLine("BUSY LOW ");
}
else
{
System.Diagnostics.Debug.WriteLine("BUSY HIGH ");
}
}
open = gpio.TryOpenPin(ad5360_GPIO_Pins.ad5360_RESET, GpioSharingMode.Exclusive, out GPIO_Reset, out status);
if (open == true)
{
GPIO_Reset.Write(GpioPinValue.High);
GPIO_Reset.SetDriveMode(GpioPinDriveMode.Output);
}
open = gpio.TryOpenPin(ad5360_GPIO_Pins.ad5360_CLR, GpioSharingMode.Exclusive, out GPIO_Clear, out status);
if (open == true)
{
GPIO_Clear.Write(GpioPinValue.High);
GPIO_Clear.SetDriveMode(GpioPinDriveMode.Output);
}
return(true);
}
/// <summary>
/// Opens the specified general-purpose I/O (GPIO) pin in the specified mode, and gets a status value that can
/// be used to handle a failure to open the pin programmatically.
/// </summary>
/// <param name="pinNumber">The pin number of the GPIO pin that you want to open. Some pins may not be available
/// in user mode. For information about how the pin numbers correspond to physical pins, see the
/// documentation for your circuit board.</param>
/// <param name="sharingMode">The mode in which you want to open the GPIO pin, which determines whether other
/// connections to the pin can be opened while you have the pin open.</param>
/// <param name="pin">The opened GPIO pin if the open status is GpioOpenStatus.Success; otherwise null.</param>
/// <param name="openStatus">An enumeration value that indicates either that the attempt to open the GPIO pin
/// succeeded, or the reason that the attempt to open the GPIO pin failed.</param>
/// <returns>True if the pin could be opened; otherwise false.</returns>
public bool TryOpenPin(int pinNumber, GpioSharingMode sharingMode, out GpioPin pin, out GpioOpenStatus openStatus)
{
GpioPin newPin = new GpioPin();
if (!newPin.Init(pinNumber))
{
pin = null;
openStatus = GpioOpenStatus.PinUnavailable;
return true;
}
pin = newPin;
openStatus = GpioOpenStatus.PinOpened;
return true;
}
protected string GetStatusMessage(GpioOpenStatus Status)
{
switch (Status)
{
case GpioOpenStatus.MuxingConflict: return("The pin is currently opened for a different function, such as **I2c**, **Spi**, or **UART**. Ensure the pin is not in use by another function.");
case GpioOpenStatus.PinOpened: return("The GPIO pin was successfully opened.");
case GpioOpenStatus.PinUnavailable: return("The pin is reserved by the system and is not available to apps that run in user mode.");
case GpioOpenStatus.SharingViolation: return("The pin is currently open in an incompatible sharing mode.");
case GpioOpenStatus.UnknownError:
default:
return("The pin could not be opened.");
}
}
private void Init_Enable()
{
GpioOpenStatus status = new GpioOpenStatus();
var gpio = GpioController.GetDefault();
if (gpio == null)
{
return;
}
var open = gpio.TryOpenPin(ENABLE_PIN, GpioSharingMode.Exclusive, out _enable_Timer, out status);
if (open == true)
{
_enable_Timer.SetDriveMode(GpioPinDriveMode.Output);
_enable_Timer.Write(GpioPinValue.Low);
}
}
public AD5360_Controller(SpiMode spi_Mode, int clkFreq, int ChipSelectLine, string spiDeviceSelection)
{
ad5360_Board = new ad5360(spi_Mode, clkFreq, ChipSelectLine, spiDeviceSelection);
playBack = true;
GpioOpenStatus status = new GpioOpenStatus();
var gpio = GpioController.GetDefault();
if (gpio == null)
{
return;
}
var open = gpio.TryOpenPin(arduinoTimer, GpioSharingMode.Exclusive, out GPIO_Timer, out status);
if (open == true)
{
GPIO_Timer.SetDriveMode(GpioPinDriveMode.Input);
}
}
void InitialiseGpioPin()
{
GpioController gpioController = null;
try { gpioController = GpioController.GetDefault(); }
catch (FileNotFoundException) { };
if (gpioController != null)
{
GpioPin localPin = null;
GpioOpenStatus openStatus = GpioOpenStatus.PinUnavailable;
if (gpioController.TryOpenPin(
this.GpioPinNumber, GpioSharingMode.Exclusive, out localPin, out openStatus))
{
this.gpioPin = localPin;
this.gpioPin.SetDriveMode(GpioPinDriveMode.Output);
}
}
}
public bool Initialize(int buttonDebounce, IDictionary <int, InputAction> buttonPins)
{
this.actionButtons = new Dictionary <InputAction, GpioPin>();
this.buttonPins = buttonPins;
var gpio = GpioController.GetDefault();
if (null == gpio)
{
Debug.WriteLine("GpioInterfaceManager: No GPIO controller found");
return(false);
}
foreach (var pinSetting in buttonPins)
{
GpioPin button;
GpioOpenStatus status = GpioOpenStatus.PinUnavailable;
try
{
if (gpio.TryOpenPin(pinSetting.Key, GpioSharingMode.Exclusive, out button, out status))
{
if (status == GpioOpenStatus.PinOpened)
{
button.DebounceTimeout = new TimeSpan(buttonDebounce);
button.SetDriveMode(GpioPinDriveMode.Input);
button.ValueChanged += handleButton;
Debug.WriteLine("Button on pin " + pinSetting.Value + " successfully bound for action: " + pinSetting.Key.ToString());
actionButtons.Add(pinSetting.Value, button);
button = null;
continue;
}
}
}
catch (System.ArgumentException)
{ //tryopen should never have failed when pin is out of range
}
Debug.WriteLine("Error: Button on pin " + pinSetting.Value + " was unable to be bound because: " + status.ToString());
}
return(true);
}
private void InitGPIO()
{
SendMessage.Text = "GPIO Init";
var gpio = GpioController.GetDefault();
SendMessage.Text = "GPIO is " + gpio.ToString();
if (gpio == null)
{
myPin = null;
bGpioStatus = false;
SendMessage.Text = "There is no GPIO controller on this device.";
return;
}
GpioOpenStatus openStatus = new GpioOpenStatus();
gpio.TryOpenPin(27, GpioSharingMode.Exclusive, out myPin, out openStatus);
if (myPin == null)
{
bGpioStatus = false;
SendMessage.Text = "There were problems initializing the GPIO pin.";
return;
}
myPin.Write(GpioPinValue.High);
myPin.SetDriveMode(GpioPinDriveMode.Output);
pinValue = GpioPinValue.Low;
myPin.Write(pinValue);
SendMessage.Text = "GPIO pin initialized correctly.";
bGpioStatus = true;
}
private bool OpenGpioPin(int pinNumber, out GpioPin pin)
{
GpioOpenStatus openStat = GpioOpenStatus.PinUnavailable;
if (_controller.TryOpenPin(pinNumber, GpioSharingMode.Exclusive, out pin, out openStat))
{
switch (openStat)
{
case GpioOpenStatus.PinOpened:
Debug.WriteLine("Pin Successfully opened - Pin Number - {0}!!", pinNumber);
break;
case GpioOpenStatus.PinUnavailable:
Debug.WriteLine("Pin Unavailable. Pin Number - {0}", pinNumber);
break;
case GpioOpenStatus.SharingViolation:
Debug.WriteLine("Sharing violation to open pin on pin number - {0}", pinNumber);
break;
}
}
return(openStat == GpioOpenStatus.PinOpened);
}
/// <summary>
/// Crete new (I/O) pin.
/// </summary>
/// <param name="index">position on board.</param>
/// <param name="pin">Pin instance <see cref="GpioPin"/>.</param>
/// <param name="status">Describe pin status. <see cref="GpioOpenStatus"/>.</param>
public Pin(int index, GpioPin pin, GpioOpenStatus status)
{
this.position = index;
this.pin = pin;
this.status = status;
}
/// <summary>
/// Opens the specified general-purpose I/O (GPIO) pin in the specified mode, and gets a status value that can
/// be used to handle a failure to open the pin programmatically.
/// </summary>
/// <param name="pinNumber">The pin number of the GPIO pin that you want to open. Some pins may not be available
/// in user mode. For information about how the pin numbers correspond to physical pins, see the
/// documentation for your circuit board.</param>
/// <param name="sharingMode">The mode in which you want to open the GPIO pin, which determines whether other
/// connections to the pin can be opened while you have the pin open.</param>
/// <param name="pin">The opened GPIO pin if the open status is GpioOpenStatus.Success; otherwise null.</param>
/// <param name="openStatus">An enumeration value that indicates either that the attempt to open the GPIO pin
/// succeeded, or the reason that the attempt to open the GPIO pin failed.</param>
/// <returns>True if the pin could be opened; otherwise false.</returns>
public bool TryOpenPin(int pinNumber, GpioSharingMode sharingMode, out GpioPin pin, out GpioOpenStatus openStatus)
{
GpioPin newPin = new GpioPin();
if (!newPin.Init(pinNumber))
{
pin = null;
openStatus = GpioOpenStatus.PinUnavailable;
return(true);
}
pin = newPin;
openStatus = GpioOpenStatus.PinOpened;
return(true);
}
public bool TryOpenPin(int pinNumber, GpioSharingMode sharingMode, out GpioPin pin, out GpioOpenStatus openStatus)
{
return(Controller.TryOpenPin(pinNumber, sharingMode, out pin, out openStatus));
}
public bool TryOpenPin(int pinNumber, GpioSharingMode sharingMode, out IGpioPin pin, out GpioOpenStatus openStatus)
{
pin = null;
if ((pinNumber < 0) || (pinNumber > PinCount - 1))
{
openStatus = GpioOpenStatus.UnknownError;
return(false);
}
if ((_gpioPin[pinNumber] == null) || (this._gpioPin[pinNumber].IsDisposed))
{
this._gpioPin[pinNumber] = new MCP23017GpioPin(this, pinNumber, sharingMode);
}
else if ((sharingMode == GpioSharingMode.Exclusive) || (this._gpioPin[pinNumber].SharingMode == GpioSharingMode.Exclusive))
{
openStatus = GpioOpenStatus.SharingViolation;
return(false);
}
pin = this._gpioPin[pinNumber];
openStatus = GpioOpenStatus.PinOpened;
return(true);
}
