public TerminalViewModel()
{
_traceLineOptions = new Dictionary <string, ComputeTraceLineDelegate>()
{
{ ReprAscii, ComputeLineBrakesAsciiContent },
{ ReprHex, ComputeLineBrakesHexContent }
};
_watcher.Query = _disconnectedQuery;
_watcher.EventArrived += UsbDisconnectEventArrived;
_computeTraceLines = ComputeLineBrakesHexContent;
_serialPortHandler = new SerialPortHandler(_rxBuffer);
_serialPortHandler.DataReceived += RxDataReceived;
_serialPortHandler.PortStatusChanged += SerialPortHandler_PortStatusChanged;
_rxAvrStatus.StatusReceived += AvrStatusReceived;
_rxAvrStatus.TraceMessageReceived += AvrTraceMessageReceived;
_registerAccess = new AvrRegAccess(_serialPortHandler, _rxAvrStatus);
_hwSymbols = new RegisterViewModel(_registerAccess);
_cmdOpenClose = new DelegateCommand(() =>
{
if (_serialPortHandler.PortIsOpen)
{
_serialPortHandler.StopCom();
_watcher.Stop();
}
else
{
_serialPortHandler.StartCom(_selectedComPort,
_selectedBaudRate);
_watcher.Start();
}
RaisePropertyChanged("LabelOpenClose");
_cmdWriteInputToAvr.RaiseCanExecuteChanged();
}, () => !string.IsNullOrEmpty(_selectedComPort));
_cmdClearTerminal = new DelegateCommand(() =>
{
System.Windows.Application.Current.Dispatcher.Invoke(
() => { _traceCharacters.Clear(); _receivedTraceMessages.Clear(); }
);
});
_cmdWriteInputToAvr = new DelegateCommand(() =>
{
if (FormatInput[_selectedInputType](_avrInput, out byte[] bytes))
{
var packet = PackAvrMessage(bytes, AvrPacketType.TestCommand);
_serialPortHandler.Write(packet, 0, packet.Length);
}
public RegisterViewModel(AvrRegAccess regAccess)
{
var fileName = System.IO.Path.Combine(_rootDir, atmega328);
if (!System.IO.File.Exists(fileName))
{
fileName = System.IO.Path.Combine(
ConfigurationManager.AppSettings["HwDescription"], atmega328);
if (!System.IO.File.Exists(fileName))
{
throw new FileNotFoundException("Unable to locate register description", atmega328);
}
}
var regRoot = new HardwareSymbolAccess(fileName);
_registerRoot.Add(regRoot);
_regAccess = regAccess;
_regAccess.DeviceConnection.PortStatusChanged += DeviceConnection_PortStatusChanged;
regRoot.RegisterRegisterAccess(regAccess);
_cmdWriteToDevice = new DelegateCommand(DoWrite);
_cmdReadFromDevice = new DelegateCommand(DoRead);
RaisePropertyChanged(nameof(CanRead));
RaisePropertyChanged(nameof(CanWrite));
}