OATControl V0.9.4.0 Updates

- Configured Serial port correctly (e.g. Baudrate, timeouts...)
- Better handling of connection (connect failure, disconnect)

Author: ClutchplateDude

Software/OpenAstroTracker ASCOM/OATCommuncations.WPF/CommunicationHandlers/SerialCommunicationHandler.cs

@@ -16,6 +16,10 @@ public SerialCommunicationHandler(string comPort)
 		{
 			_portName = comPort;
 			_port = new SerialPort(comPort);
+			_port.BaudRate = 57600;
+			_port.DtrEnable = false;
+			_port.ReadTimeout = 250;
+			_port.WriteTimeout = 250;
 		}
 
 		public bool Connected => _port.IsOpen;
@@ -50,9 +54,9 @@ public async Task<CommandResponse> SendCommand(string command, bool needsRespons
 						var response = _port.ReadTo("#");
 						return new CommandResponse(response, true);
 					}
-					catch
+					catch (Exception ex)
 					{
-						return new CommandResponse(string.Empty, false, $"Unable to read response to {command} from {_portName}");
+						return new CommandResponse(string.Empty, false, $"Unable to read response to {command} from {_portName}. {ex.Message}");
 					}
 				}
 				return new CommandResponse(string.Empty, true);
@@ -87,6 +91,7 @@ public void Disconnect()
 			if (_port.IsOpen)
 			{
 				_port.Close();
+				_port = null;
 			}
 		}
 

Software/OpenAstroTracker ASCOM/OATControl/DlgChooseOat.xaml

@@ -9,8 +9,8 @@
         Title="Connect to OpenAstroTracker" Height="312.39" Width="359.862" ResizeMode="NoResize" WindowStartupLocation="CenterOwner" WindowStyle="ToolWindow">
 	<Controls:MetroWindow.Resources>
 		<Style x:Key="ListItemsStyle" TargetType="ListBoxItem">
-			<Setter Property="Margin" Value="5,3,5,1" />
-			<Setter Property="Padding" Value="3" />
+			<Setter Property="Margin" Value="10,3,5,1" />
+			<Setter Property="Padding" Value="6,3" />
 			<Setter Property="BorderThickness" Value="1" />
 			<Setter Property="BorderBrush" Value="{StaticResource AccentBaseColorBrush}" />
 			<Setter Property="Background" Value="{StaticResource AccentColorBrush2}" />

Software/OpenAstroTracker ASCOM/OATControl/Properties/AssemblyInfo.cs

@@ -51,5 +51,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.9.3.0")]
+[assembly: AssemblyVersion("0.9.4.0")]
 [assembly: AssemblyFileVersion("1.0.0.0")]

Software/OpenAstroTracker ASCOM/OATControl/ViewModels/MountVM.cs

@@ -370,6 +370,10 @@ private async void OnConnectToTelescope()
 						//await +.WaitAsync();
 
 						var result = await _oatMount.SendCommand("GVP#,#");
+						if (!result.Success)
+						{
+							throw new AccessViolationException("Cannot connect. " + result.StatusMessage);
+						}
 						var resultNr = await _oatMount.SendCommand("GVN#,#");
 						ScopeName = $"{result.Data} {resultNr.Data}";