public override async Task <List <Interface> > Scan()
{
UsbManager usbManager = ctx.GetSystemService(Context.UsbService) as UsbManager;
var table = UsbSerialProber.DefaultProbeTable;
table.AddProduct(0x1a86, 0x7523, typeof(Ch34xSerialDriver));
var prober = new UsbSerialProber(table);
var drivers = await prober.FindAllDriversAsync(usbManager);
//var drivers = prober.FindAllDrivers(usbManager);
var output = new List <Interface>();
foreach (var driver in drivers)
{
foreach (var port in driver.Ports)
{
output.Add(new SerialInterface(
port.Driver.Device.DeviceName, port.Driver.Device.ProductName + " by " + port.Driver.Device.ManufacturerName,
new AndroidSerialPort(usbManager, port, ctx)
));
}
}
return(output);
}
void tgConnect_HandleCheckedChange(object sender, CompoundButton.CheckedChangeEventArgs e)
{
if (e.IsChecked)
{
driver = UsbSerialProber.Acquire(manager);
if (driver != null)
{
driver.Open();
driver.SetBaudRate(9600);
beginListenForData();
dataToSend = new Java.Lang.String("e");
writeData(dataToSend);
}
else
{
Toast.MakeText(this, "Error Arduino no detectado", ToastLength.Short).Show();
}
}
else
{
try {
driver.Close();
} catch (System.Exception ex) {
Console.WriteLine(ex.Message);
}
}
}
internal static Task <IList <IUsbSerialDriver> > FindAllDriversAsync(UsbManager usbManager)
{
// using the default probe table
var table = UsbSerialProber.DefaultProbeTable;
var prober = new UsbSerialProber(table);
return(prober.FindAllDriversAsync(usbManager));
}
public static Task <IList <IUsbSerialDriver> > FindAllDriversAsync(this UsbSerialProber prober, UsbManager manager)
{
var tcs = new TaskCompletionSource <IList <IUsbSerialDriver> >();
Task.Run(() =>
{
tcs.TrySetResult(prober.FindAllDrivers(manager));
});
return(tcs.Task);
}
private static List <IUsbSerialDriver> FindAllDriversAsync(UsbManager usbManager)
{
ProbeTable table = UsbSerialProber.DefaultProbeTable;
table.AddProduct(0x1b4f, 0x0008, typeof(CdcAcmSerialDriver)); // IOIO OTG
table.AddProduct(0x09D8, 0x0420, typeof(CdcAcmSerialDriver)); // Elatec TWN4
UsbSerialProber prober = new UsbSerialProber(table);
return(prober.FindAllDrivers(usbManager));
}
internal static Task <IList <IUsbSerialDriver> > FindAllDriversAsync(UsbManager usbManager)
{
// using the default probe table
// return UsbSerialProber.DefaultProber.FindAllDriversAsync (usbManager);
// adding a custom driver to the default probe table
var table = UsbSerialProber.DefaultProbeTable;
table.AddProduct(0x1b4f, 0x0008, Java.Lang.Class.FromType(typeof(CdcAcmSerialDriver))); // IOIO OTG
var prober = new UsbSerialProber(table);
return(prober.FindAllDriversAsync(usbManager));
}
internal static Task <IList <IUsbSerialDriver> > FindAllDriversAsync(UsbManager usbManager)
{
// using the default probe table
// return UsbSerialProber.DefaultProber.FindAllDriversAsync (usbManager);
// adding a custom driver to the default probe table
var table = UsbSerialProber.DefaultProbeTable;
//table.AddProduct(0x1b4f, 0x0008, typeof(CdcAcmSerialDriver)); // IOIO OTG
//table.AddProduct(0x09D8, 0x0420, typeof(CdcAcmSerialDriver)); // Elatec TWN4
var prober = new UsbSerialProber(table);
return(prober.FindAllDriversAsync(usbManager));
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
UsbManager manager = (UsbManager)GetSystemService(UsbService);
var devices = UsbSerialProber
.GetDefaultProber()
.FindAllDrivers(manager)
.Where(d => d.Device.VendorId == UsbId.VendorSyncromatics)
.ToList();
devices
.Select(d => d.Device.DeviceId)
.ToList()
.ForEach(id => Debug.WriteLine(id));
var device = devices.First();
if (!manager.HasPermission(device.Device))
{
var usbPermission = "DemoApp.DemoApp.USB_PERMISSION";
var permissionIntent = PendingIntent.GetBroadcast(this, 0, new Intent(usbPermission), 0);
IntentFilter filter = new IntentFilter(usbPermission);
var receiver = new UsbPermissionReceiver
{
Callback = () => WireupUsb(device)
};
RegisterReceiver(receiver, filter);
manager.RequestPermission(device.Device, permissionIntent);
}
else
{
WireupUsb(device);
}
}
// Réception de données Li-Fi avec port série micro USB
private async Task OpenLiFiReceiverPort()
{
UsbManager UsbSerialManager = AppActivity.ApplicationContext.GetSystemService(Context.UsbService) as UsbManager;
var Table = UsbSerialProber.DefaultProbeTable;
Table.AddProduct(0x1b4f, 0x0008, Java.Lang.Class.FromType(typeof(CdcAcmSerialDriver))); // IOIO OTG
var Prober = new UsbSerialProber(Table);
var Drivers = await Prober.FindAllDriversAsync(UsbSerialManager);
LiFiReceiverPort = null;
foreach (var Driver in Drivers) // On cherche notre driver (le récepteur Li-Fi)
{
foreach (var Port in Driver.Ports)
{
if (HexDump.ToHexString((short)Port.Driver.Device.VendorId) == "0403" && HexDump.ToHexString((short)Port.Driver.Device.ProductId) == "6015")
{
LiFiReceiverPort = Port;
}
}
}
if (LiFiReceiverPort == null) // Si il n'est pas branché on affiche un message
{
AppActivity.RunOnUiThread(() => { ReceiverStatus.Text = "Récepteur Li-Fi absent"; });
}
else
{
var IsPermissionGranted = await UsbSerialManager.RequestPermissionAsync(LiFiReceiverPort.Driver.Device, AppActivity.ApplicationContext);
if (IsPermissionGranted) // On demande la permission à l'utilisateur d'utiliser le récepteur (Android)
{
SerialIOManager = new SerialInputOutputManager(LiFiReceiverPort) // Configuration du port série
{
BaudRate = 115200,
DataBits = 8,
StopBits = StopBits.One,
Parity = Parity.None
};
SerialIOManager.DataReceived += (source, args) => // Thread de réception de données
{
ReceivedSerialData = Encoding.UTF8.GetString(args.Data); // Données recu
};
SerialIOManager.ErrorReceived += (source, args) => // Thread si il y a une erreur
{
AppActivity.RunOnUiThread(() =>
{
ReceiverStatus.Text = "Récepteur Li-Fi absent"; // On affiche un message de débranchement
SerialIOManager.Close();
});
};
try
{
SerialIOManager.Open(UsbSerialManager); // On ouvre le port
AppActivity.RunOnUiThread(() => { ReceiverStatus.Text = "Récepteur Li-Fi opérationnel"; });
}
catch (Java.IO.IOException Exception)
{
AppActivity.RunOnUiThread(() => { ReceiverStatus.Text = "Erreur récepteur Li-Fi: " + Exception.Message; });
}
}
else
{
AppActivity.RunOnUiThread(() => { ReceiverStatus.Text = "Permission requise"; });
}
}
}
