Merged in develop (pull request #44)

Develop

AstroMath.UnitTests/AstroMathsUnitTests.cs

@@ -123,7 +123,8 @@ namespace AstroMath.UnitTests
 
             var altAz = _astroMath.ConvertEqToHoz(hourAngle, latitude, equatorialCoordinates);
 
-            Assert.That(altAz.Altitude, Is.EqualTo(20.958562421092779));
+            Assert.That(altAz.Altitude, Is.GreaterThan(20.958562421092770));
+            Assert.That(altAz.Altitude, Is.LessThanOrEqualTo(20.958562421092779));
             Assert.That(altAz.Azimuth, Is.EqualTo(281.2728706962269));
         }
 

Meade.net.Focuser.UnitTests/FocuserUnitTests.cs

@@ -42,8 +42,6 @@ namespace Meade.net.Focuser.UnitTests
 
             _sharedResourcesWrapperMock = new Mock<ISharedResourcesWrapper>();
 
-            _sharedResourcesWrapperMock.Setup(x => x.Lock(It.IsAny<Action>())).Callback<Action>(action => { action(); });
-
             _sharedResourcesWrapperMock.Setup(x => x.ReadProfile()).Returns(() => _profileProperties);
 
             _focuser = new ASCOM.Meade.net.Focuser(_utilMock.Object, _sharedResourcesWrapperMock.Object);
@@ -422,8 +420,6 @@ namespace Meade.net.Focuser.UnitTests
                 _sharedResourcesWrapperMock.Verify(x => x.SendBlind("F+", false), Times.Once);
             }
 
-            _sharedResourcesWrapperMock.Verify(x => x.Lock(It.IsAny<Action>()), Times.Once);
-
             _utilMock.Verify(x => x.WaitForMilliseconds(Math.Abs(position)), Times.Once);
             _utilMock.Verify(x => x.WaitForMilliseconds(Math.Abs(_profileProperties.BacklashCompensation)), Times.Never);
             _utilMock.Verify(x => x.WaitForMilliseconds(100), Times.Once());
@@ -455,8 +451,6 @@ namespace Meade.net.Focuser.UnitTests
                 _utilMock.Verify(x => x.WaitForMilliseconds(_profileProperties.BacklashCompensation), Times.Once);
                 _utilMock.Verify(x => x.WaitForMilliseconds(100), Times.Exactly(2));
             }
-
-            _sharedResourcesWrapperMock.Verify(x => x.Lock(It.IsAny<Action>()), Times.Once);
         }
 
         [Test]

Meade.net.Telescope/Alignment.cs

@@ -0,0 +1,12 @@
+namespace ASCOM.Meade.net
+{
+    public enum Alignment
+    {
+        NeedsAlignment,
+        OneStarAligned,
+        TwoStarAligned,
+        ThreeStarAligned,
+        AlignedOnHome,
+        ScopeWasParked,
+    }
+}

Meade.net.Telescope/AlignmentStatus.cs

@@ -0,0 +1,16 @@
+using ASCOM.DeviceInterface;
+
+namespace ASCOM.Meade.net
+{
+    public class AlignmentStatus
+    {
+        public AlignmentModes AlignmentMode { get; set; }
+        public bool Tracking { get; set; }
+        public Alignment Status { get; set; }
+
+        public override string ToString()
+        {
+            return $"AlignmentStatus AlignmentMode={AlignmentMode};Tracking={Tracking};Status={Status}";
+        }
+    }
+}

Meade.net.Telescope/ExtensionMethods/DoubelExtensions.cs

@@ -0,0 +1,10 @@
+namespace System
+{
+    static class DoubelExtensions
+    {
+        public static bool Between(this double value, double lower, double higher)
+        {
+            return value >= lower & value <= higher;
+        }
+    }
+}

Meade.net.Telescope/Meade.net.Telescope.csproj

@@ -62,7 +62,7 @@
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
     <OutputPath>..\bin\Release\</OutputPath>
-    <Prefer32Bit>false</Prefer32Bit>
+    <Prefer32Bit>true</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x86'">
     <OutputPath>..\bin\Debug\</OutputPath>
@@ -118,6 +118,8 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Alignment.cs" />
+    <Compile Include="AlignmentStatus.cs" />
     <Compile Include="AstroMaths\AltitudeData.cs" />
     <Compile Include="AstroMaths\AstroMathExtensions.cs" />
     <Compile Include="AstroMaths\AstroMaths.cs" />
@@ -126,6 +128,7 @@
     <Compile Include="Clock.cs" />
     <Compile Include="ComparisonResult.cs" />
     <Compile Include="DoubleExtensions.cs" />
+    <Compile Include="ExtensionMethods\DoubelExtensions.cs" />
     <Compile Include="IClock.cs" />
     <Compile Include="StringExtensions.cs" />
     <Compile Include="Telescope.cs" />
@@ -185,11 +188,16 @@
       <Name>Meade.net</Name>
     </ProjectReference>
   </ItemGroup>
+  <ItemGroup />
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>
     <PreBuildEvent>
     </PreBuildEvent>
   </PropertyGroup>
+  <PropertyGroup>
+    <PostBuildEvent>
+    </PostBuildEvent>
+  </PropertyGroup>
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it.
        Other similar extension points exist, see Microsoft.Common.targets.
   <Target Name="BeforeBuild">

Meade.net.Telescope/Rates.cs

@@ -149,15 +149,19 @@ namespace ASCOM.Meade.net
         // Default constructor - Internal prevents public creation
         // of instances. Returned by Telescope.AxisRates.
         //
-        internal TrackingRates()
+        internal TrackingRates(bool supportsLunar)
         {
             //
             // This array must hold ONE or more DriveRates values, indicating
             // the tracking rates supported by your telescope. The one value
             // (tracking rate) that MUST be supported is driveSidereal!
             //
+            if (supportsLunar)
+            {
                 _trackingRates = new[] {DriveRates.driveSidereal, DriveRates.driveLunar};
-            // TODO Initialize this array with any additional tracking rates that your driver may provide
+            }
+            else
+                _trackingRates = new[] { DriveRates.driveSidereal };
         }
 
         #region ITrackingRates Members

Meade.net.UnitTests/Meade.net.UnitTests.csproj

@@ -98,6 +98,10 @@
   <ItemGroup>
     <Compile Include="SharedResourcesUnitTests.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="ThreadSafeBoolTests.cs" />
+    <Compile Include="ThreadSafeDateTimeTests.cs" />
+    <Compile Include="ThreadSafeEnumTests.cs" />
+    <Compile Include="ThreadSafeNullableDoubleTests.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\Meade.net\Meade.net.csproj">

Meade.net.UnitTests/SharedResourcesUnitTests.cs

@@ -1,6 +1,7 @@
 
 using System;
 using System.Globalization;
+using ASCOM.DeviceInterface;
 using ASCOM.Meade.net;
 using ASCOM.Meade.net.Wrapper;
 using ASCOM.Utilities.Interfaces;
@@ -170,6 +171,9 @@ namespace Meade.net.UnitTests
             string ParkedBehaviourDefault = "No Coordinates";
             string ParkedAltDefault = "0";
             string ParkedAzimuthDefault = "180";
+            string FocalLengthDefault = "2000";
+            string ApertureAreaDefault = "32685";
+            string ApertureDiameterDefault = "203";
 
             Mock<IProfileWrapper> profileWrapperMock = new Mock<IProfileWrapper>();
             profileWrapperMock.SetupAllProperties();
@@ -221,6 +225,19 @@ namespace Meade.net.UnitTests
                     x.GetValue(DriverId, "Parked Azimuth", string.Empty, ParkedAzimuthDefault))
                 .Returns(() => ParkedAzimuthDefault);
 
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Focal Length (mm)", string.Empty, FocalLengthDefault))
+                .Returns(() => FocalLengthDefault);
+
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Area (mm²)", string.Empty, ApertureAreaDefault))
+                .Returns(() => ApertureAreaDefault);
+
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Diameter (mm)", string.Empty, ApertureDiameterDefault))
+                .Returns(() => ApertureDiameterDefault);
+            
+
             profileWrapperMock.Setup(x =>
                     x.GetValue(DriverId, "Send Date and time on connect", string.Empty, "false"))
                 .Returns(() => SendDateTimeDefault);
@@ -294,6 +311,9 @@ namespace Meade.net.UnitTests
             string ParkedBehaviourDefault = "No Coordinates";
             string ParkedAltDefault = "0";
             string ParkedAzimuthDefault = "180";
+            string FocalLengthDefault = "2000";
+            string ApertureAreaDefault = "32685";
+            string ApertureDiameterDefault = "203";
 
             Mock<IProfileWrapper> profileWrapperMock = new Mock<IProfileWrapper>();
             profileWrapperMock.SetupAllProperties();
@@ -336,6 +356,18 @@ namespace Meade.net.UnitTests
             profileWrapperMock.Setup(x =>
                     x.GetValue(DriverId, "Parked Azimuth", string.Empty, ParkedAzimuthDefault))
                 .Returns(() => ParkedAzimuthDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Focal Length (mm)", string.Empty, FocalLengthDefault))
+                .Returns(() => FocalLengthDefault);
+
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Area (mm²)", string.Empty, ApertureAreaDefault))
+                .Returns(() => ApertureAreaDefault);
+
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Diameter (mm)", string.Empty, ApertureDiameterDefault))
+                .Returns(() => ApertureDiameterDefault);
+
 
             Mock<IProfileFactory> profileFactoryMock = new Mock<IProfileFactory>();
             profileFactoryMock.Setup(x => x.Create()).Returns(profileWrapperMock.Object);
@@ -374,6 +406,9 @@ namespace Meade.net.UnitTests
             string ParkedBehaviourDefault = "No Coordinates";
             string ParkedAltDefault = "0";
             string ParkedAzimuthDefault = "180";
+            string FocalLengthDefault = "2000";
+            string ApertureAreaDefault = "32685";
+            string ApertureDiameterDefault = "203";
 
             Mock<IProfileWrapper> profileWrapperMock = new Mock<IProfileWrapper>();
             profileWrapperMock.SetupAllProperties();
@@ -415,6 +450,15 @@ namespace Meade.net.UnitTests
             profileWrapperMock.Setup(x =>
                     x.GetValue(DriverId, "Parked Azimuth", string.Empty, ParkedAzimuthDefault))
                 .Returns(() => ParkedAzimuthDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Focal Length (mm)", string.Empty, FocalLengthDefault))
+                .Returns(() => FocalLengthDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Area (mm²)", string.Empty, ApertureAreaDefault))
+                .Returns(() => ApertureAreaDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Diameter (mm)", string.Empty, ApertureDiameterDefault))
+                .Returns(() => ApertureDiameterDefault);
 
             Mock<IProfileFactory> profileFactoryMock = new Mock<IProfileFactory>();
             profileFactoryMock.Setup(x => x.Create()).Returns(profileWrapperMock.Object);
@@ -467,6 +511,9 @@ namespace Meade.net.UnitTests
             string ParkedBehaviourDefault = "No Coordinates";
             string ParkedAltDefault = "0";
             string ParkedAzimuthDefault = "180";
+            string FocalLengthDefault = "2000";
+            string ApertureAreaDefault = "32685";
+            string ApertureDiameterDefault = "203";
 
             Mock<IProfileWrapper> profileWrapperMock = new Mock<IProfileWrapper>();
             profileWrapperMock.SetupAllProperties();
@@ -508,6 +555,15 @@ namespace Meade.net.UnitTests
             profileWrapperMock.Setup(x =>
                     x.GetValue(DriverId, "Parked Azimuth", string.Empty, ParkedAzimuthDefault))
                 .Returns(() => ParkedAzimuthDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Focal Length (mm)", string.Empty, FocalLengthDefault))
+                .Returns(() => FocalLengthDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Area (mm²)", string.Empty, ApertureAreaDefault))
+                .Returns(() => ApertureAreaDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Diameter (mm)", string.Empty, ApertureDiameterDefault))
+                .Returns(() => ApertureDiameterDefault);
 
             Mock<IProfileFactory> profileFactoryMock = new Mock<IProfileFactory>();
             profileFactoryMock.Setup(x => x.Create()).Returns(profileWrapperMock.Object);
@@ -534,6 +590,349 @@ namespace Meade.net.UnitTests
             }
         }
 
+        [Test]
+        public void Connect_WhenSpeedIsFastAndAutostarSetToFast_ThenConnectsDirectlyAtFastSpeed()
+        {
+            string deviceId = "Serial";
+
+            string DriverId = "ASCOM.MeadeGeneric.Telescope";
+
+            string TraceStateDefault = "false";
+
+            string ComPortDefault = "COM1";
+            string SpeedDefault = "57600";
+            string DataBitsDefault = "8";
+            string StopBitsDefault = "One";
+            string HandshakeDefault = "None";
+            string ParityDefault = "None";
+            string RtsDtrEnabledDefault = "false";
+
+            string GuideRateProfileNameDefault = "10.077939"; //67% of sidereal rate
+            string PrecisionDefault = "Unchanged";
+
+            string ParkedBehaviourDefault = "No Coordinates";
+            string ParkedAltDefault = "0";
+            string ParkedAzimuthDefault = "180";
+            string FocalLengthDefault = "2000";
+            string ApertureAreaDefault = "32685";
+            string ApertureDiameterDefault = "203";
+
+            Mock<IProfileWrapper> profileWrapperMock = new Mock<IProfileWrapper>();
+            profileWrapperMock.SetupAllProperties();
+
+            profileWrapperMock.Setup(x => x.GetValue(DriverId, "Trace Level", string.Empty, TraceStateDefault))
+                .Returns(TraceStateDefault);
+            profileWrapperMock.Setup(x => x.GetValue(DriverId, "COM Port", string.Empty, ComPortDefault))
+                .Returns(ComPortDefault);
+            profileWrapperMock
+                .Setup(x => x.GetValue(DriverId, "Guide Rate Arc Seconds Per Second", string.Empty,
+                    GuideRateProfileNameDefault)).Returns(GuideRateProfileNameDefault);
+            profileWrapperMock.Setup(x => x.GetValue(DriverId, "Precision", string.Empty, PrecisionDefault))
+                .Returns(PrecisionDefault);
+            profileWrapperMock.Setup(x =>
+               x.GetValue(DriverId, "Speed", string.Empty, SpeedDefault))
+                   .Returns(() => SpeedDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Data Bits", string.Empty, DataBitsDefault))
+                .Returns(() => DataBitsDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Stop Bits", string.Empty, StopBitsDefault))
+                .Returns(() => StopBitsDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Hand Shake", string.Empty, HandshakeDefault))
+                .Returns(() => HandshakeDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Parity", string.Empty, ParityDefault))
+                .Returns(() => ParityDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Rts / Dtr", string.Empty, RtsDtrEnabledDefault))
+                .Returns(() => RtsDtrEnabledDefault);
+
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Parked Behaviour", string.Empty, ParkedBehaviourDefault))
+                .Returns(() => ParityDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Parked Altitude", string.Empty, ParkedAltDefault))
+                .Returns(() => ParkedAltDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Parked Azimuth", string.Empty, ParkedAzimuthDefault))
+                .Returns(() => ParkedAzimuthDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Focal Length (mm)", string.Empty, FocalLengthDefault))
+                .Returns(() => FocalLengthDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Area (mm²)", string.Empty, ApertureAreaDefault))
+                .Returns(() => ApertureAreaDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Diameter (mm)", string.Empty, ApertureDiameterDefault))
+                .Returns(() => ApertureDiameterDefault);
+
+            Mock<IProfileFactory> profileFactoryMock = new Mock<IProfileFactory>();
+            profileFactoryMock.Setup(x => x.Create()).Returns(profileWrapperMock.Object);
+
+            SharedResources.ProfileFactory = profileFactoryMock.Object;
+
+            string serialPortReturn = string.Empty;
+
+            _serialMock.Setup(x => x.Transmit("#:GVP#")).Callback(() => { serialPortReturn = TelescopeList.LX200GPS; });
+            _serialMock.Setup(x => x.Transmit("#:GVN#")).Callback(() => { serialPortReturn = TelescopeList.LX200GPS_42G; });
+            _serialMock.Setup(x => x.Transmit("#:GG#")).Callback(() => { serialPortReturn = "0"; });
+            _serialMock.Setup(x => x.ReceiveTerminated("#")).Returns(() => serialPortReturn);
+
+            var connectionResult = SharedResources.Connect(deviceId, string.Empty, _traceLoggerMock.Object);
+            try
+            {
+                Assert.That(connectionResult.SameDevice, Is.EqualTo(1));
+                Assert.That(SharedResources.ProductName, Is.EqualTo(TelescopeList.LX200GPS));
+                Assert.That(SharedResources.FirmwareVersion, Is.EqualTo(TelescopeList.LX200GPS_42G));
+            }
+            finally
+            {
+                SharedResources.Disconnect(deviceId, String.Empty);
+            }
+        }
+
+        [TestCase("57600")]
+        [TestCase("38400")]
+        [TestCase("28800")]
+        [TestCase("19200")]
+        [TestCase("14400")]
+        [TestCase("4800")]
+        [TestCase("2400")]
+        [TestCase("1200")]
+        public void Connect_WhenSpeedIsFastAndAutostarAtDefault_ThenConnectsAutoStarSpeedChanged(string WantedSpeed)
+        {
+            string deviceId = "Serial";
+
+            string DriverId = "ASCOM.MeadeGeneric.Telescope";
+
+            string TraceStateDefault = "false";
+
+            string ComPortDefault = "COM1";
+            string SpeedDefault = "9600";
+            string DataBitsDefault = "8";
+            string StopBitsDefault = "One";
+            string HandshakeDefault = "None";
+            string ParityDefault = "None";
+            string RtsDtrEnabledDefault = "false";
+
+            string GuideRateProfileNameDefault = "10.077939"; //67% of sidereal rate
+            string PrecisionDefault = "Unchanged";
+
+            string ParkedBehaviourDefault = "No Coordinates";
+            string ParkedAltDefault = "0";
+            string ParkedAzimuthDefault = "180";
+            string FocalLengthDefault = "2000";
+            string ApertureAreaDefault = "32685";
+            string ApertureDiameterDefault = "203";
+
+            Mock<IProfileWrapper> profileWrapperMock = new Mock<IProfileWrapper>();
+            profileWrapperMock.SetupAllProperties();
+
+            profileWrapperMock.Setup(x => x.GetValue(DriverId, "Trace Level", string.Empty, TraceStateDefault))
+                .Returns(TraceStateDefault);
+            profileWrapperMock.Setup(x => x.GetValue(DriverId, "COM Port", string.Empty, ComPortDefault))
+                .Returns(ComPortDefault);
+            profileWrapperMock
+                .Setup(x => x.GetValue(DriverId, "Guide Rate Arc Seconds Per Second", string.Empty,
+                    GuideRateProfileNameDefault)).Returns(GuideRateProfileNameDefault);
+            profileWrapperMock.Setup(x => x.GetValue(DriverId, "Precision", string.Empty, PrecisionDefault))
+                .Returns(PrecisionDefault);
+            profileWrapperMock.Setup(x =>
+               x.GetValue(DriverId, "Speed", string.Empty, SpeedDefault))
+                   .Returns(() => WantedSpeed);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Data Bits", string.Empty, DataBitsDefault))
+                .Returns(() => DataBitsDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Stop Bits", string.Empty, StopBitsDefault))
+                .Returns(() => StopBitsDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Hand Shake", string.Empty, HandshakeDefault))
+                .Returns(() => HandshakeDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Parity", string.Empty, ParityDefault))
+                .Returns(() => ParityDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Rts / Dtr", string.Empty, RtsDtrEnabledDefault))
+                .Returns(() => RtsDtrEnabledDefault);
+
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Parked Behaviour", string.Empty, ParkedBehaviourDefault))
+                .Returns(() => ParityDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Parked Altitude", string.Empty, ParkedAltDefault))
+                .Returns(() => ParkedAltDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Parked Azimuth", string.Empty, ParkedAzimuthDefault))
+                .Returns(() => ParkedAzimuthDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Focal Length (mm)", string.Empty, FocalLengthDefault))
+                .Returns(() => FocalLengthDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Area (mm²)", string.Empty, ApertureAreaDefault))
+                .Returns(() => ApertureAreaDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Diameter (mm)", string.Empty, ApertureDiameterDefault))
+                .Returns(() => ApertureDiameterDefault);
+
+            Mock<IProfileFactory> profileFactoryMock = new Mock<IProfileFactory>();
+            profileFactoryMock.Setup(x => x.Create()).Returns(profileWrapperMock.Object);
+
+            SharedResources.ProfileFactory = profileFactoryMock.Object;
+
+            string serialPortReturn = string.Empty;
+
+            _serialMock.Setup(x => x.Transmit("#:GVP#")).Callback(() => { serialPortReturn = TelescopeList.LX200GPS; });
+            _serialMock.Setup(x => x.Transmit("#:GVN#")).Callback(() => { serialPortReturn = TelescopeList.LX200GPS_42G; });
+            _serialMock.Setup(x => x.Transmit("#:SB1#")).Callback(() => { serialPortReturn = "1"; });
+
+            var ggCall = 0;
+
+            _serialMock.Setup(x => x.Transmit("#:GG#")).Callback(() => {
+                ggCall++;
+                if (ggCall == 1)
+                    throw new Exception("Fake Timeout");
+                else
+                    serialPortReturn = "0"; });
+            _serialMock.Setup(x => x.ReceiveTerminated("#")).Returns(() => serialPortReturn);
+            _serialMock.Setup(x => x.ReceiveCounted(1)).Returns(() => "1");
+
+            var connectionResult = SharedResources.Connect(deviceId, string.Empty, _traceLoggerMock.Object);
+            try
+            {
+                Assert.That(SharedResources.ProductName, Is.EqualTo(TelescopeList.LX200GPS));
+                Assert.That(SharedResources.FirmwareVersion, Is.EqualTo(TelescopeList.LX200GPS_42G));
+
+                _traceLoggerMock.Verify(x => x.LogIssue("Connect", $"Telescope serial port speed change, connecting at ps{WantedSpeed}."), Times.Once);
+            }
+            finally
+            {
+                SharedResources.Disconnect(deviceId, String.Empty);
+            }
+        }
+
+        [TestCase("57600")]
+        [TestCase("38400")]
+        [TestCase("28800")]
+        [TestCase("19200")]
+        [TestCase("14400")]
+        [TestCase("4800")]
+        [TestCase("2400")]
+        [TestCase("1200")]
+        public void Connect_WhenAutostarReportsFailedToChangeSpeec_ThenConnectsAutoStarAtDefaultSpeed(string WantedSpeed)
+        {
+            string deviceId = "Serial";
+
+            string DriverId = "ASCOM.MeadeGeneric.Telescope";
+
+            string TraceStateDefault = "false";
+
+            string ComPortDefault = "COM1";
+            string SpeedDefault = "9600";
+            string DataBitsDefault = "8";
+            string StopBitsDefault = "One";
+            string HandshakeDefault = "None";
+            string ParityDefault = "None";
+            string RtsDtrEnabledDefault = "false";
+
+            string GuideRateProfileNameDefault = "10.077939"; //67% of sidereal rate
+            string PrecisionDefault = "Unchanged";
+
+            string ParkedBehaviourDefault = "No Coordinates";
+            string ParkedAltDefault = "0";
+            string ParkedAzimuthDefault = "180";
+            string FocalLengthDefault = "2000";
+            string ApertureAreaDefault = "32685";
+            string ApertureDiameterDefault = "203";
+
+            Mock<IProfileWrapper> profileWrapperMock = new Mock<IProfileWrapper>();
+            profileWrapperMock.SetupAllProperties();
+
+            profileWrapperMock.Setup(x => x.GetValue(DriverId, "Trace Level", string.Empty, TraceStateDefault))
+                .Returns(TraceStateDefault);
+            profileWrapperMock.Setup(x => x.GetValue(DriverId, "COM Port", string.Empty, ComPortDefault))
+                .Returns(ComPortDefault);
+            profileWrapperMock
+                .Setup(x => x.GetValue(DriverId, "Guide Rate Arc Seconds Per Second", string.Empty,
+                    GuideRateProfileNameDefault)).Returns(GuideRateProfileNameDefault);
+            profileWrapperMock.Setup(x => x.GetValue(DriverId, "Precision", string.Empty, PrecisionDefault))
+                .Returns(PrecisionDefault);
+            profileWrapperMock.Setup(x =>
+               x.GetValue(DriverId, "Speed", string.Empty, SpeedDefault))
+                   .Returns(() => WantedSpeed);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Data Bits", string.Empty, DataBitsDefault))
+                .Returns(() => DataBitsDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Stop Bits", string.Empty, StopBitsDefault))
+                .Returns(() => StopBitsDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Hand Shake", string.Empty, HandshakeDefault))
+                .Returns(() => HandshakeDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Parity", string.Empty, ParityDefault))
+                .Returns(() => ParityDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Rts / Dtr", string.Empty, RtsDtrEnabledDefault))
+                .Returns(() => RtsDtrEnabledDefault);
+
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Parked Behaviour", string.Empty, ParkedBehaviourDefault))
+                .Returns(() => ParityDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Parked Altitude", string.Empty, ParkedAltDefault))
+                .Returns(() => ParkedAltDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Parked Azimuth", string.Empty, ParkedAzimuthDefault))
+                .Returns(() => ParkedAzimuthDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Focal Length (mm)", string.Empty, FocalLengthDefault))
+                .Returns(() => FocalLengthDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Area (mm²)", string.Empty, ApertureAreaDefault))
+                .Returns(() => ApertureAreaDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Diameter (mm)", string.Empty, ApertureDiameterDefault))
+                .Returns(() => ApertureDiameterDefault);
+
+            Mock<IProfileFactory> profileFactoryMock = new Mock<IProfileFactory>();
+            profileFactoryMock.Setup(x => x.Create()).Returns(profileWrapperMock.Object);
+
+            SharedResources.ProfileFactory = profileFactoryMock.Object;
+
+            string serialPortReturn = string.Empty;
+
+            _serialMock.Setup(x => x.Transmit("#:GVP#")).Callback(() => { serialPortReturn = TelescopeList.LX200GPS; });
+            _serialMock.Setup(x => x.Transmit("#:GVN#")).Callback(() => { serialPortReturn = TelescopeList.LX200GPS_42G; });
+            _serialMock.Setup(x => x.Transmit("#:SB1#")).Callback(() => { serialPortReturn = "1"; });
+
+            var ggCall = 0;
+
+            _serialMock.Setup(x => x.Transmit("#:GG#")).Callback(() => {
+                ggCall++;
+                if (ggCall == 1)
+                    throw new Exception("Fake Timeout");
+                else
+                    serialPortReturn = "0";
+            });
+            _serialMock.Setup(x => x.ReceiveTerminated("#")).Returns(() => serialPortReturn);
+            _serialMock.Setup(x => x.ReceiveCounted(1)).Returns(() => "0");
+
+            var connectionResult = SharedResources.Connect(deviceId, string.Empty, _traceLoggerMock.Object);
+            try
+            {
+                Assert.That(SharedResources.ProductName, Is.EqualTo(TelescopeList.LX200GPS));
+                Assert.That(SharedResources.FirmwareVersion, Is.EqualTo(TelescopeList.LX200GPS_42G));
+
+                _traceLoggerMock.Verify(x => x.LogIssue("Connect", $"Telescope not responding to speed change, connecting at ps{SpeedDefault}."), Times.Once);
+            }
+            finally
+            {
+                SharedResources.Disconnect(deviceId, String.Empty);
+            }
+        }
+
         [Test]
         public void Connect_WhenSerialPortIsNotRespondingCorrectly_ThenExceptionThrown()
         {
@@ -557,6 +956,9 @@ namespace Meade.net.UnitTests
             string ParkedBehaviourDefault = "No Coordinates";
             string ParkedAltDefault = "0";
             string ParkedAzimuthDefault = "180";
+            string FocalLengthDefault = "2000";
+            string ApertureAreaDefault = "32685";
+            string ApertureDiameterDefault = "203";
 
             Mock<IProfileWrapper> profileWrapperMock = new Mock<IProfileWrapper>();
             profileWrapperMock.SetupAllProperties();
@@ -597,6 +999,15 @@ namespace Meade.net.UnitTests
             profileWrapperMock.Setup(x =>
                     x.GetValue(DriverId, "Parked Azimuth", string.Empty, ParkedAzimuthDefault))
                 .Returns(() => ParkedAzimuthDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Focal Length (mm)", string.Empty, FocalLengthDefault))
+                .Returns(() => FocalLengthDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Area (mm²)", string.Empty, ApertureAreaDefault))
+                .Returns(() => ApertureAreaDefault);
+            profileWrapperMock.Setup(x =>
+                    x.GetValue(DriverId, "Aperture Diameter (mm)", string.Empty, ApertureDiameterDefault))
+                .Returns(() => ApertureDiameterDefault);
 
             Mock<IProfileFactory> profileFactoryMock = new Mock<IProfileFactory>();
             profileFactoryMock.Setup(x => x.Create()).Returns(profileWrapperMock.Object);
@@ -618,5 +1029,41 @@ namespace Meade.net.UnitTests
 
             _traceLoggerMock.Verify( x => x.LogIssue("Connect", "Unable to decode response from the telescope, This is likely a hardware serial communications error."), Times.Once);
         }
+
+        [Test]
+        public void CheckIsParkedIsFalseByDefault() => Assert.That(SharedResources.IsParked, Is.False);
+
+        [Test]
+        public void CheckParkedPositionIsNullByDefault() => Assert.That(SharedResources.ParkedPosition, Is.Null);
+
+        [Test]
+        public void CheckIsLongFormatIsFalseByDefault() => Assert.That(SharedResources.IsLongFormat, Is.False);
+
+        [Test]
+        public void CheckMovingPrimaryIsFalseBydefault() => Assert.That(SharedResources.MovingPrimary, Is.False);
+
+        [Test]
+        public void CheckMovingSecondaryIsFalseBydefault() => Assert.That(SharedResources.MovingSecondary, Is.False);
+
+        [Test]
+        public void CheckSideOfPierIsUnknownByDefault() => Assert.That(SharedResources.SideOfPier, Is.EqualTo(PierSide.pierUnknown));
+
+        [Test]
+        public void CheckSlewSettleTimeIsZeroByDefault() => Assert.That(SharedResources.SlewSettleTime, Is.EqualTo((short)0));
+
+        [Test]
+        public void CheckEarliestNonNonSlewingTimeIsMinValueByDefault() => Assert.That(SharedResources.EarliestNonSlewingTime, Is.EqualTo(DateTime.MinValue));
+
+        [Test]
+        public void CheckTargetDeclinationIsNullByDefault() => Assert.That(SharedResources.TargetDeclination.HasValue, Is.False);
+
+        [Test]
+        public void CheckTargetRightAscensionIsNullByDefault() => Assert.That(SharedResources.TargetRightAscension.HasValue, Is.False);
+
+        [Test]
+        public void CheckIsTargetCoordinateInitRequired() => Assert.That(SharedResources.IsTargetCoordinateInitRequired, Is.True);
+
+        [Test]
+        public void CheckIsGuiding() => Assert.That(SharedResources.IsGuiding, Is.False);
     }
 }

Meade.net.UnitTests/ThreadSafeBoolTests.cs

@@ -0,0 +1,39 @@
+using ASCOM.Meade.net;
+using NUnit.Framework;
+
+namespace Meade.net.UnitTests
+{
+    public class ThreadSafeBoolTests
+    {
+        [TestCase(false)]
+        [TestCase(true)]
+        public void When_Assigned_ThenValueIsSame(bool value)
+        {
+            // given
+            ThreadSafeValue<bool> sut = value;
+
+            // when
+            bool actual = sut;
+
+            // then
+            Assert.That(actual, Is.EqualTo(value));
+        }
+
+        [TestCase(false, false)]
+        [TestCase(false, true)]
+        [TestCase(true, false)]
+        [TestCase(true, true)]
+        public void When_SetValue_ThenValueIsUpdated(bool initialValue, bool setValue)
+        {
+            // given
+            ThreadSafeValue<bool> sut = initialValue;
+
+            // when
+            sut.Set(setValue);
+            bool afterset = sut;
+
+            // then
+            Assert.That(afterset, Is.EqualTo(setValue));
+        }
+    }
+}

Meade.net.UnitTests/ThreadSafeDateTimeTests.cs

@@ -0,0 +1,61 @@
+using ASCOM.Meade.net;
+using NUnit.Framework;
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+
+namespace Meade.net.UnitTests
+{
+    public class ThreadSafeDateTimeTests
+    {
+        [TestCaseSource(nameof(DateTimeSource))]
+        public void When_Assigned_ThenValueIsSame(DateTime value)
+        {
+            // given
+            ThreadSafeValue<DateTime> sut = value;
+
+            // when
+            DateTime actual = sut;
+
+            // then
+            Assert.That(actual, Is.EqualTo(value));
+        }
+
+        [TestCaseSource(nameof(DateTimeSetSource))]
+        public void When_SetValue_ThenValueIsUpdated(DateTime initialValue, DateTime setValue)
+        {
+            // given
+            ThreadSafeValue<DateTime> sut = initialValue;
+
+            // when
+            sut.Set(setValue);
+            DateTime afterset = sut;
+
+            // then
+            Assert.That(afterset, Is.EqualTo(setValue));
+        }
+
+        static readonly DateTime Example1 = DateTimeOffset.Parse("2012-05-09T02:10:31.296761Z", CultureInfo.InvariantCulture).UtcDateTime;
+        static readonly DateTime Example2 = DateTimeOffset.Parse("2051-03-09T23:15:11.556081Z", CultureInfo.InvariantCulture).UtcDateTime;
+
+        static IEnumerable<DateTime> DateTimeSource => new[]
+        {
+            DateTime.MinValue,
+            Example1,
+            Example2
+        };
+
+        static IEnumerable<TestCaseData> DateTimeSetSource => new[]
+        {
+            new TestCaseData(DateTime.MinValue, Example1),
+            new TestCaseData(DateTime.MinValue, Example2),
+            new TestCaseData(DateTime.MinValue, DateTime.MinValue),
+            new TestCaseData(Example1, Example1),
+            new TestCaseData(Example1, Example2),
+            new TestCaseData(Example1, DateTime.MinValue),
+            new TestCaseData(Example2, Example1),
+            new TestCaseData(Example2, Example2),
+            new TestCaseData(Example2, DateTime.MinValue)
+        };
+    }
+}

Meade.net.UnitTests/ThreadSafeEnumTests.cs

@@ -0,0 +1,46 @@
+using ASCOM.DeviceInterface;
+using ASCOM.Meade.net;
+using NUnit.Framework;
+
+namespace Meade.net.UnitTests
+{
+    public class ThreadSafeEnumTests
+    {
+        [TestCase(PierSide.pierUnknown)]
+        [TestCase(PierSide.pierEast)]
+        [TestCase(PierSide.pierWest)]
+        public void When_Assigned_ThenValueIsSame(PierSide value)
+        {
+            // given
+            ThreadSafeValue<PierSide> sut = value;
+
+            // when
+            PierSide actual = sut;
+
+            // then
+            Assert.That(actual, Is.EqualTo(value));
+        }
+
+        [TestCase(PierSide.pierUnknown, PierSide.pierUnknown)]
+        [TestCase(PierSide.pierUnknown, PierSide.pierEast)]
+        [TestCase(PierSide.pierUnknown, PierSide.pierWest)]
+        [TestCase(PierSide.pierEast, PierSide.pierUnknown)]
+        [TestCase(PierSide.pierEast, PierSide.pierEast)]
+        [TestCase(PierSide.pierEast, PierSide.pierWest)]
+        [TestCase(PierSide.pierWest, PierSide.pierUnknown)]
+        [TestCase(PierSide.pierWest, PierSide.pierEast)]
+        [TestCase(PierSide.pierWest, PierSide.pierWest)]
+        public void When_SetValue_ThenValueIsUpdated(PierSide initialValue, PierSide setValue)
+        {
+            // given
+            ThreadSafeValue<PierSide> sut = initialValue;
+
+            // when
+            sut.Set(setValue);
+            PierSide afterset = sut;
+
+            // then
+            Assert.That(afterset, Is.EqualTo(setValue));
+        }
+    }
+}

Meade.net.UnitTests/ThreadSafeNullableDoubleTests.cs

@@ -0,0 +1,45 @@
+using ASCOM.Meade.net;
+using NUnit.Framework;
+
+namespace Meade.net.UnitTests
+{
+    public class ThreadSafeNullableDoubleTests
+    {
+        [TestCase(0.1d)]
+        [TestCase(-12.34d)]
+        [TestCase(0d)]
+        [TestCase(null)]
+        public void When_Assigned_ThenValueIsSame(double? value)
+        {
+            // given
+            ThreadSafeValue<double?> sut = value;
+
+            // when
+            double? actual = sut;
+
+            // then
+            Assert.That(actual, Is.EqualTo(value));
+        }
+
+        [TestCase(0.1d, 0.2d)]
+        [TestCase(-12.34d, 5d)]
+        [TestCase(0d, 1d)]
+        [TestCase(null, 2d)]
+        [TestCase(0.1d, null)]
+        [TestCase(-12.34d, null)]
+        [TestCase(0d, null)]
+        [TestCase(null, null)]
+        public void When_SetValue_ThenValueIsUpdated(double? initialValue, double? setValue)
+        {
+            // given
+            ThreadSafeValue<double?> sut = initialValue;
+
+            // when
+            sut.Set(setValue);
+            double? afterset = sut;
+
+            // then
+            Assert.That(afterset, Is.EqualTo(setValue));
+        }
+    }
+}

Meade.net.UnitTests/packages.config

@@ -5,6 +5,7 @@
   <package id="JetBrains.Annotations" version="2020.3.0" targetFramework="net472" />
   <package id="Moq" version="4.15.2" targetFramework="net472" />
   <package id="NUnit" version="3.13.0" targetFramework="net472" />
+  <package id="NUnit.ConsoleRunner" version="3.12.0" targetFramework="net472" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="5.0.0" targetFramework="net472" />
   <package id="System.Threading.Tasks.Extensions" version="4.5.4" targetFramework="net472" />
 </packages>

Meade.net.focuser/Focuser.cs

@@ -176,12 +176,12 @@ namespace ASCOM.Meade.net
                     }
                     catch (Exception ex)
                     {
-                        LogMessage("Connected Set", "Error connecting to port {0} - {1}", ComPort, ex.Message);
+                        LogMessage("Connected Set", "Error connecting to port {0} - {1}", _profileProperties.ComPort, ex.Message);
                     }
                 }
                 else
                 {
-                    LogMessage("Connected Set", "Disconnecting from port {0}", ComPort);
+                    LogMessage("Connected Set", "Disconnecting from port {0}", _profileProperties.ComPort);
                     SharedResourcesWrapper.Disconnect("Serial", DriverId);
                     IsConnected = false;
                 }
@@ -295,13 +295,11 @@ namespace ASCOM.Meade.net
                 return;
 
             var direction = position > 0;
-            if (ReverseFocusDirection)
+            if (_profileProperties.ReverseFocusDirection)
                 direction = !direction;
             
-            SharedResourcesWrapper.Lock(() =>
-            {
             //backlash compensation.
-                var backlashCompensationSteps = direction ? Math.Abs(BacklashCompensation) : 0;
+            var backlashCompensationSteps = direction ? Math.Abs(_profileProperties.BacklashCompensation) : 0;
 
             var steps = Math.Abs(position) + backlashCompensationSteps;
 
@@ -320,12 +318,11 @@ namespace ASCOM.Meade.net
             DynamicBreaking(direction);
             //todo implement dynamic braking
             //dynamic breaking is sending the command to move in the opposite direction immediatly followed by the command to stop.
-            });
         }
 
         private void DynamicBreaking(bool directionOut)
         {
-            if (!UseDynamicBreaking)
+            if (!_profileProperties.DynamicBreaking)
                 return;
 
             Tl.LogMessage("Move", "Applying dynamic breaking");
@@ -343,9 +340,9 @@ namespace ASCOM.Meade.net
             //:FS# Set Focus speed to slowest setting
             //Returns: Nothing
 
-            //:F<n># Autostar, Autostar II – set focuser speed to <n> where <n> is an ASCII digit 1..4
+            //:F<n># Autostar, Autostar II - set focuser speed to <n> where <n> is an ASCII digit 1..4
             //Returns: Nothing
-            //All others – Not Supported
+            //All others - Not Supported
             _utilities.WaitForMilliseconds(100);
 
             PerformFocuserMove(directionOut);

Meade.net/Meade.net.csproj

@@ -146,6 +146,7 @@
     <Compile Include="ProfileProperties.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="TelescopeList.cs" />
+    <Compile Include="ThreadSafeValue.cs" />
     <Compile Include="Win32Utilities.cs" />
     <Compile Include="Wrapper\IProfileWrapper.cs" />
     <Compile Include="Wrapper\SharedResourcesWrapper.cs" />

Meade.net/MeadeTelescopeBase.cs

@@ -1,7 +1,6 @@
 using System;
 using System.Reflection;
 using System.Runtime.InteropServices;
-using ASCOM.Meade.net.AstroMaths;
 using ASCOM.Meade.net.Wrapper;
 using ASCOM.Utilities;
 
@@ -20,20 +19,8 @@ namespace ASCOM.Meade.net
         /// </summary>
         protected static readonly string DriverDescription = "Meade Generic";
 
-        protected static string ComPort; // Variables to hold the currrent device configuration
-        protected static int BacklashCompensation;
-        protected static bool ReverseFocusDirection;
-        protected static bool UseDynamicBreaking;
-        protected double GuideRate;
-        protected string Precision;
-        protected string GuidingStyle;
-        protected double SiteElevation;
-        protected short ProfileSettleTime;
-        protected bool SendDateTime;
-        protected ParkedBehaviour ParkedBehaviour;
-        protected HorizonCoordinates ParkedAltAz;
-
         protected readonly ISharedResourcesWrapper SharedResourcesWrapper;
+        protected ProfileProperties _profileProperties;
 
         public MeadeTelescopeBase()
         {
@@ -62,39 +49,25 @@ namespace ASCOM.Meade.net
         /// </summary>
         protected void ReadProfile()
         {
-            var profileProperties = SharedResourcesWrapper.ReadProfile();
-            Tl.Enabled = profileProperties.TraceLogger;
-            ComPort = profileProperties.ComPort;
-            BacklashCompensation = profileProperties.BacklashCompensation;
-            ReverseFocusDirection = profileProperties.ReverseFocusDirection;
-            UseDynamicBreaking = profileProperties.DynamicBreaking;
-            GuideRate = profileProperties.GuideRateArcSecondsPerSecond;
-            Precision = profileProperties.Precision;
-            GuidingStyle = profileProperties.GuidingStyle.ToLower();
-            SiteElevation = profileProperties.SiteElevation;
-            ProfileSettleTime = profileProperties.SettleTime;
-            SendDateTime = profileProperties.SendDateTime;
-            ParkedBehaviour = profileProperties.ParkedBehaviour;
-
-            ParkedAltAz = new HorizonCoordinates
-            {
-                Altitude = profileProperties.ParkedAlt,
-                Azimuth = profileProperties.ParkedAz
-            };
+            _profileProperties = SharedResourcesWrapper.ReadProfile();
+            Tl.Enabled = _profileProperties.TraceLogger;
 
             LogMessage("ReadProfile", $"Trace logger enabled: {Tl.Enabled}");
-            LogMessage("ReadProfile", $"Com Port: {ComPort}");
-            LogMessage("ReadProfile", $"Backlash Steps: {BacklashCompensation}");
-            LogMessage("ReadProfile", $"Dynamic breaking: {UseDynamicBreaking}");
-            LogMessage("ReadProfile", $"Guide Rate: {GuideRate}");
-            LogMessage("ReadProfile", $"Precision: {Precision}");
-            LogMessage("ReadProfile", $"Guiding Style: {GuidingStyle}");
-            LogMessage("ReadProfile", $"Site Elevation: {SiteElevation}");
-            LogMessage("ReadProfile", $"Settle Time after slew: {ProfileSettleTime}");
-            LogMessage("ReadProfile", $"Send date and time on connect: {SendDateTime}");
-            LogMessage("ReadProfile", $"Parked Behaviour: {ParkedBehaviour}");
-            LogMessage("ReadProfile", $"Parked Alt: {ParkedAltAz.Altitude}");
-            LogMessage("ReadProfile", $"Parked Az: {ParkedAltAz.Azimuth}");
+            LogMessage("ReadProfile", $"Com Port: {_profileProperties.ComPort}");
+            LogMessage("ReadProfile", $"Backlash Steps: {_profileProperties.BacklashCompensation}");
+            LogMessage("ReadProfile", $"Dynamic breaking: {_profileProperties.DynamicBreaking}");
+            LogMessage("ReadProfile", $"Guide Rate: {_profileProperties.GuideRateArcSecondsPerSecond}");
+            LogMessage("ReadProfile", $"Precision: {_profileProperties.Precision}");
+            LogMessage("ReadProfile", $"Guiding Style: {_profileProperties.GuidingStyle}");
+            LogMessage("ReadProfile", $"Site Elevation: {_profileProperties.SiteElevation}");
+            LogMessage("ReadProfile", $"Settle Time after slew: {_profileProperties.SettleTime}");
+            LogMessage("ReadProfile", $"Send date and time on connect: {_profileProperties.SendDateTime}");
+            LogMessage("ReadProfile", $"Parked Behaviour: {_profileProperties.ParkedBehaviour}");
+            LogMessage("ReadProfile", $"Parked Alt: {_profileProperties.ParkedAlt}");
+            LogMessage("ReadProfile", $"Parked Az: {_profileProperties.ParkedAz}");
+            LogMessage("ReadProfile", $"Focal Length: {_profileProperties.FocalLength}");
+            LogMessage("ReadProfile", $"Aperture Area: {_profileProperties.ApertureArea}");
+            LogMessage("ReadProfile", $"Aperture Area: {_profileProperties.ApertureDiameter}");
         }
 
         /// <summary>
@@ -159,7 +132,7 @@ namespace ASCOM.Meade.net
         protected void UpdateSiteElevation()
         {
             var profileProperties = SharedResourcesWrapper.ReadProfile();
-            profileProperties.SiteElevation = SiteElevation;
+            profileProperties.SiteElevation = _profileProperties.SiteElevation;
             SharedResourcesWrapper.WriteProfile(profileProperties);
         }
     }

Meade.net/ParkedPosition.cs

@@ -6,5 +6,7 @@ namespace ASCOM.Meade.net
         public double Azimuth { get; set; }
         public double RightAscension { get; set; }
         public double Declination { get; set; }
+        public double SiteLongitude { get; set; }
+        public double SiteLatitude { get; set; }
     }
 }

Meade.net/ProfileProperties.cs

@@ -23,5 +23,8 @@ namespace ASCOM.Meade.net
         public ParkedBehaviour ParkedBehaviour { get; set; }
         public double ParkedAlt { get; set; }
         public double ParkedAz { get; set; }
+        public double FocalLength { get; set; }
+        public double ApertureArea { get; set; }
+        public double ApertureDiameter { get; set; }
     }
 }

Meade.net/Properties/Resources.Designer.cs

@@ -144,5 +144,14 @@ namespace ASCOM.Meade.net.Properties {
                 return ResourceManager.GetString("SetupDialogForm_txtElevation_TextChanged_1_Please_enter_only_numbers_", resourceCulture);
             }
         }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Please enter only numbers..
+        /// </summary>
+        internal static string SetupDialogForm_txtFocalLength_TextChanged_1_Please_enter_only_numbers_ {
+            get {
+                return ResourceManager.GetString("SetupDialogForm_txtFocalLength_TextChanged_1_Please_enter_only_numbers_", resourceCulture);
+            }
+        }
     }
 }

Meade.net/Properties/Resources.resx

@@ -147,4 +147,7 @@ Valid are : -register, -unregister and -embedding</value>
   <data name="SetupDialogForm_txtElevation_TextChanged_1_Please_enter_only_numbers_" xml:space="preserve">
     <value>Please enter only numbers.</value>
   </data>
+  <data name="SetupDialogForm_txtFocalLength_TextChanged_1_Please_enter_only_numbers_" xml:space="preserve">
+    <value>Please enter only numbers.</value>
+  </data>
 </root>

Meade.net/SetupDialogForm.cs

@@ -25,7 +25,7 @@ namespace ASCOM.Meade.net
 
             SetItemsFromEnum(cboStopBits.Items, typeof(SerialStopBits));
             SetItemsFromEnum(cboParity.Items, typeof(SerialParity));
-            SetItemsFromEnumValues(cboSpeed.Items, typeof(SerialSpeed));
+            SetItemFromEnumValues(cboSpeed.Items, SerialSpeed.ps1200, SerialSpeed.ps57600);
             SetItemsFromEnum(cboHandShake.Items, typeof(SerialHandshake));
             SetItemsFromEnum(cboParkedBehaviour.Items, typeof(ParkedBehaviour));
         }
@@ -41,12 +41,29 @@ namespace ASCOM.Meade.net
             }
         }
 
-        private void SetItemsFromEnumValues(IList items, Type enumItems)
+        //private void SetItemsFromEnumValues(IList items, Type enumItems)
+        //{
+        //    items.Clear();
+
+        //    foreach (int item in Enum.GetValues(enumItems))
+        //    {
+        //        items.Add(item);
+        //    }
+        //}
+
+        private void SetItemFromEnumValues<T>(IList items, T minValue, T maxValue)
         {
             items.Clear();
 
-            foreach (int item in Enum.GetValues(enumItems))
+            var type = typeof(T);
+
+            var intMinValue = (int)Convert.ChangeType(minValue, typeof(int));
+
+            var intMaxValue = (int)Convert.ChangeType(maxValue, typeof(int));
+
+            foreach (int item in Enum.GetValues(type))
             {
+                if ((item >= intMinValue) && (item <= intMaxValue))
                     items.Add(item);
             }
         }
@@ -188,6 +205,33 @@ namespace ASCOM.Meade.net
                 txtParkedAz.Text = "180";
             }
 
+            try
+            {
+                txtFocalLength.Text = profileProperties.FocalLength.ToString(CultureInfo.CurrentCulture);
+            }
+            catch (Exception)
+            {
+                txtFocalLength.Text = "2000";
+            }
+
+            try
+            {
+                txtApertureArea.Text = profileProperties.ApertureArea.ToString(CultureInfo.CurrentCulture);
+            }
+            catch (Exception)
+            {
+                txtApertureArea.Text = "32685";
+            }
+
+            try
+            {
+                txtApertureDiameter.Text = profileProperties.ApertureDiameter.ToString(CultureInfo.CurrentCulture);
+            }
+            catch (Exception)
+            {
+                txtApertureDiameter.Text = "203";
+            }
+
             UpdateParkedItemsEnabled();
         }
 
@@ -214,7 +258,10 @@ namespace ASCOM.Meade.net
                 SendDateTime = cbxSendDateTime.Checked,
                 ParkedBehaviour = EnumExtensionMethods.GetValueFromDescription<ParkedBehaviour>(cboParkedBehaviour.SelectedItem.ToString()),
                 ParkedAlt = double.Parse(txtParkedAlt.Text),
-                ParkedAz = double.Parse(txtParkedAz.Text)
+                ParkedAz = double.Parse(txtParkedAz.Text),
+                FocalLength = double.Parse(txtFocalLength.Text),
+                ApertureArea = double.Parse(txtApertureArea.Text),
+                ApertureDiameter = double.Parse(txtApertureDiameter.Text)
             };
 
             return profileProperties;
@@ -320,6 +367,15 @@ namespace ASCOM.Meade.net
                 txtParkedAz.Text = txtParkedAz.Text.Remove(txtParkedAz.Text.Length - 1);
             }
         }
+
+        private void txt_FocalLength_TextChanged_1(object sender, EventArgs e)
+        {
+            if (System.Text.RegularExpressions.Regex.IsMatch(txtFocalLength.Text, "[^0-9]"))
+            {
+                MessageBox.Show(Resources.SetupDialogForm_txtFocalLength_TextChanged_1_Please_enter_only_numbers_);
+                txtFocalLength.Text = txtFocalLength.Text.Remove(txtFocalLength.Text.Length - 1);
+            }
+        }
     }
 }
 

Meade.net/SetupDialogForm.designer.cs

@@ -82,6 +82,15 @@ namespace ASCOM.Meade.net
             this.label24 = new System.Windows.Forms.Label();
             this.txtParkedAlt = new System.Windows.Forms.TextBox();
             this.txtParkedAz = new System.Windows.Forms.TextBox();
+            this.label25 = new System.Windows.Forms.Label();
+            this.txtFocalLength = new System.Windows.Forms.TextBox();
+            this.label26 = new System.Windows.Forms.Label();
+            this.label27 = new System.Windows.Forms.Label();
+            this.txtApertureDiameter = new System.Windows.Forms.TextBox();
+            this.label28 = new System.Windows.Forms.Label();
+            this.label29 = new System.Windows.Forms.Label();
+            this.txtApertureArea = new System.Windows.Forms.TextBox();
+            this.label30 = new System.Windows.Forms.Label();
             ((System.ComponentModel.ISupportInitialize)(this.picASCOM)).BeginInit();
             ((System.ComponentModel.ISupportInitialize)(this.nudSettleTime)).BeginInit();
             ((System.ComponentModel.ISupportInitialize)(this.numDatabits)).BeginInit();
@@ -389,10 +398,65 @@ namespace ASCOM.Meade.net
             this.txtParkedAz.Name = "txtParkedAz";
             this.txtParkedAz.TextChanged += new System.EventHandler(this.txtParkedAz_TextChanged);
             // 
+            // label25
+            // 
+            resources.ApplyResources(this.label25, "label25");
+            this.label25.Name = "label25";
+            // 
+            // txtFocalLength
+            // 
+            resources.ApplyResources(this.txtFocalLength, "txtFocalLength");
+            this.txtFocalLength.Name = "txtFocalLength";
+            this.txtFocalLength.TextChanged += new System.EventHandler(this.txt_FocalLength_TextChanged_1);
+            // 
+            // label26
+            // 
+            resources.ApplyResources(this.label26, "label26");
+            this.label26.Name = "label26";
+            // 
+            // label27
+            // 
+            resources.ApplyResources(this.label27, "label27");
+            this.label27.Name = "label27";
+            // 
+            // txtApetureDiameter
+            // 
+            resources.ApplyResources(this.txtApertureDiameter, "txtApertureDiameter");
+            this.txtApertureDiameter.Name = "txtApertureDiameter";
+            // 
+            // label28
+            // 
+            resources.ApplyResources(this.label28, "label28");
+            this.label28.Name = "label28";
+            // 
+            // label29
+            // 
+            resources.ApplyResources(this.label29, "label29");
+            this.label29.Name = "label29";
+            // 
+            // txtApetureArea
+            // 
+            resources.ApplyResources(this.txtApertureArea, "txtApertureArea");
+            this.txtApertureArea.Name = "txtApertureArea";
+            // 
+            // label30
+            // 
+            resources.ApplyResources(this.label30, "label30");
+            this.label30.Name = "label30";
+            // 
             // SetupDialogForm
             // 
             resources.ApplyResources(this, "$this");
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.Controls.Add(this.label29);
+            this.Controls.Add(this.txtApertureArea);
+            this.Controls.Add(this.label30);
+            this.Controls.Add(this.label27);
+            this.Controls.Add(this.txtApertureDiameter);
+            this.Controls.Add(this.label28);
+            this.Controls.Add(this.label26);
+            this.Controls.Add(this.txtFocalLength);
+            this.Controls.Add(this.label25);
             this.Controls.Add(this.txtParkedAz);
             this.Controls.Add(this.txtParkedAlt);
             this.Controls.Add(this.label24);
@@ -507,5 +571,14 @@ namespace ASCOM.Meade.net
         private Label label24;
         private TextBox txtParkedAlt;
         private TextBox txtParkedAz;
+        private Label label25;
+        private TextBox txtFocalLength;
+        private Label label26;
+        private Label label27;
+        private TextBox txtApertureDiameter;
+        private Label label28;
+        private Label label29;
+        private TextBox txtApertureArea;
+        private Label label30;
     }
 }

Meade.net/SetupDialogForm.resx

@@ -145,7 +145,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;cmdOK.ZOrder" xml:space="preserve">
-    <value>47</value>
+    <value>56</value>
   </data>
   <data name="cmdCancel.Anchor" type="System.Windows.Forms.AnchorStyles, System.Windows.Forms">
     <value>Bottom, Right</value>
@@ -172,7 +172,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;cmdCancel.ZOrder" xml:space="preserve">
-    <value>46</value>
+    <value>55</value>
   </data>
   <data name="label1.Location" type="System.Drawing.Point, System.Drawing">
     <value>12, 9</value>
@@ -196,7 +196,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label1.ZOrder" xml:space="preserve">
-    <value>45</value>
+    <value>54</value>
   </data>
   <data name="picASCOM.Anchor" type="System.Windows.Forms.AnchorStyles, System.Windows.Forms">
     <value>Top, Right</value>
@@ -223,7 +223,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;picASCOM.ZOrder" xml:space="preserve">
-    <value>44</value>
+    <value>53</value>
   </data>
   <data name="label2.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -250,13 +250,13 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label2.ZOrder" xml:space="preserve">
-    <value>43</value>
+    <value>52</value>
   </data>
   <data name="chkTrace.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
   </data>
   <data name="chkTrace.Location" type="System.Drawing.Point, System.Drawing">
-    <value>97, 305</value>
+    <value>97, 380</value>
   </data>
   <data name="chkTrace.Size" type="System.Drawing.Size, System.Drawing">
     <value>90, 17</value>
@@ -277,7 +277,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;chkTrace.ZOrder" xml:space="preserve">
-    <value>42</value>
+    <value>51</value>
   </data>
   <data name="comboBoxComPort.Location" type="System.Drawing.Point, System.Drawing">
     <value>97, 87</value>
@@ -298,13 +298,13 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;comboBoxComPort.ZOrder" xml:space="preserve">
-    <value>41</value>
+    <value>50</value>
   </data>
   <data name="label3.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
   </data>
   <data name="label3.Location" type="System.Drawing.Point, System.Drawing">
-    <value>290, 169</value>
+    <value>290, 262</value>
   </data>
   <data name="label3.Size" type="System.Drawing.Size, System.Drawing">
     <value>61, 13</value>
@@ -325,13 +325,10 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label3.ZOrder" xml:space="preserve">
-    <value>40</value>
+    <value>49</value>
   </data>
-  <metadata name="toolTip1.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
-    <value>17, 17</value>
-  </metadata>
   <data name="txtGuideRate.Location" type="System.Drawing.Point, System.Drawing">
-    <value>375, 166</value>
+    <value>388, 259</value>
   </data>
   <data name="txtGuideRate.Size" type="System.Drawing.Size, System.Drawing">
     <value>46, 20</value>
@@ -342,6 +339,9 @@
   <data name="txtGuideRate.Text" xml:space="preserve">
     <value>10.0</value>
   </data>
+  <metadata name="toolTip1.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>17, 17</value>
+  </metadata>
   <data name="txtGuideRate.ToolTip" xml:space="preserve">
     <value>LX-200GPS only</value>
   </data>
@@ -355,13 +355,13 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;txtGuideRate.ZOrder" xml:space="preserve">
-    <value>39</value>
+    <value>48</value>
   </data>
   <data name="label4.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
   </data>
   <data name="label4.Location" type="System.Drawing.Point, System.Drawing">
-    <value>427, 169</value>
+    <value>440, 262</value>
   </data>
   <data name="label4.Size" type="System.Drawing.Size, System.Drawing">
     <value>122, 13</value>
@@ -382,13 +382,13 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label4.ZOrder" xml:space="preserve">
-    <value>38</value>
+    <value>47</value>
   </data>
   <data name="lblPercentOfSiderealRate.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
   </data>
   <data name="lblPercentOfSiderealRate.Location" type="System.Drawing.Point, System.Drawing">
-    <value>427, 182</value>
+    <value>440, 275</value>
   </data>
   <data name="lblPercentOfSiderealRate.Size" type="System.Drawing.Size, System.Drawing">
     <value>105, 13</value>
@@ -409,13 +409,13 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;lblPercentOfSiderealRate.ZOrder" xml:space="preserve">
-    <value>37</value>
+    <value>46</value>
   </data>
   <data name="label5.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
   </data>
   <data name="label5.Location" type="System.Drawing.Point, System.Drawing">
-    <value>290, 201</value>
+    <value>290, 294</value>
   </data>
   <data name="label5.Size" type="System.Drawing.Size, System.Drawing">
     <value>50, 13</value>
@@ -436,7 +436,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label5.ZOrder" xml:space="preserve">
-    <value>36</value>
+    <value>45</value>
   </data>
   <data name="cboPrecision.Items" xml:space="preserve">
     <value>Unchanged</value>
@@ -448,7 +448,7 @@
     <value>High</value>
   </data>
   <data name="cboPrecision.Location" type="System.Drawing.Point, System.Drawing">
-    <value>375, 198</value>
+    <value>388, 291</value>
   </data>
   <data name="cboPrecision.Size" type="System.Drawing.Size, System.Drawing">
     <value>90, 21</value>
@@ -466,7 +466,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;cboPrecision.ZOrder" xml:space="preserve">
-    <value>35</value>
+    <value>44</value>
   </data>
   <data name="label6.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -475,7 +475,7 @@
     <value>NoControl</value>
   </data>
   <data name="label6.Location" type="System.Drawing.Point, System.Drawing">
-    <value>290, 228</value>
+    <value>290, 321</value>
   </data>
   <data name="label6.Size" type="System.Drawing.Size, System.Drawing">
     <value>67, 13</value>
@@ -496,7 +496,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label6.ZOrder" xml:space="preserve">
-    <value>34</value>
+    <value>43</value>
   </data>
   <data name="cboGuidingStyle.Items" xml:space="preserve">
     <value>Auto</value>
@@ -508,7 +508,7 @@
     <value>Pulse guiding</value>
   </data>
   <data name="cboGuidingStyle.Location" type="System.Drawing.Point, System.Drawing">
-    <value>375, 225</value>
+    <value>388, 318</value>
   </data>
   <data name="cboGuidingStyle.Size" type="System.Drawing.Size, System.Drawing">
     <value>90, 21</value>
@@ -526,7 +526,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;cboGuidingStyle.ZOrder" xml:space="preserve">
-    <value>33</value>
+    <value>42</value>
   </data>
   <data name="label7.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -556,7 +556,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label7.ZOrder" xml:space="preserve">
-    <value>32</value>
+    <value>41</value>
   </data>
   <data name="label8.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -568,7 +568,7 @@
     <value>NoControl</value>
   </data>
   <data name="label8.Location" type="System.Drawing.Point, System.Drawing">
-    <value>290, 284</value>
+    <value>290, 359</value>
   </data>
   <data name="label8.Size" type="System.Drawing.Size, System.Drawing">
     <value>52, 13</value>
@@ -589,10 +589,10 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label8.ZOrder" xml:space="preserve">
-    <value>31</value>
+    <value>40</value>
   </data>
   <data name="txtBacklashSteps.Location" type="System.Drawing.Point, System.Drawing">
-    <value>375, 302</value>
+    <value>388, 377</value>
   </data>
   <data name="txtBacklashSteps.Size" type="System.Drawing.Size, System.Drawing">
     <value>46, 20</value>
@@ -613,7 +613,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;txtBacklashSteps.ZOrder" xml:space="preserve">
-    <value>29</value>
+    <value>38</value>
   </data>
   <data name="label9.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -622,7 +622,7 @@
     <value>NoControl</value>
   </data>
   <data name="label9.Location" type="System.Drawing.Point, System.Drawing">
-    <value>290, 305</value>
+    <value>290, 380</value>
   </data>
   <data name="label9.Size" type="System.Drawing.Size, System.Drawing">
     <value>79, 13</value>
@@ -643,7 +643,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label9.ZOrder" xml:space="preserve">
-    <value>30</value>
+    <value>39</value>
   </data>
   <data name="label10.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -652,7 +652,7 @@
     <value>NoControl</value>
   </data>
   <data name="label10.Location" type="System.Drawing.Point, System.Drawing">
-    <value>427, 305</value>
+    <value>440, 380</value>
   </data>
   <data name="label10.Size" type="System.Drawing.Size, System.Drawing">
     <value>20, 13</value>
@@ -673,7 +673,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label10.ZOrder" xml:space="preserve">
-    <value>28</value>
+    <value>37</value>
   </data>
   <data name="label11.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -706,13 +706,13 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label11.ZOrder" xml:space="preserve">
-    <value>27</value>
+    <value>36</value>
   </data>
   <data name="cbxReverseDirection.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
   </data>
   <data name="cbxReverseDirection.Location" type="System.Drawing.Point, System.Drawing">
-    <value>375, 328</value>
+    <value>388, 403</value>
   </data>
   <data name="cbxReverseDirection.Size" type="System.Drawing.Size, System.Drawing">
     <value>109, 17</value>
@@ -733,13 +733,13 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;cbxReverseDirection.ZOrder" xml:space="preserve">
-    <value>26</value>
+    <value>35</value>
   </data>
   <data name="cbxDynamicBreaking.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
   </data>
   <data name="cbxDynamicBreaking.Location" type="System.Drawing.Point, System.Drawing">
-    <value>375, 351</value>
+    <value>388, 426</value>
   </data>
   <data name="cbxDynamicBreaking.Size" type="System.Drawing.Size, System.Drawing">
     <value>112, 17</value>
@@ -760,7 +760,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;cbxDynamicBreaking.ZOrder" xml:space="preserve">
-    <value>25</value>
+    <value>34</value>
   </data>
   <data name="cbxRtsDtr.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -793,11 +793,8 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;cbxRtsDtr.ZOrder" xml:space="preserve">
-    <value>24</value>
+    <value>33</value>
   </data>
-  <metadata name="toolTip1.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
-    <value>17, 17</value>
-  </metadata>
   <data name="cbxSendDateTime.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
   </data>
@@ -829,13 +826,13 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;cbxSendDateTime.ZOrder" xml:space="preserve">
-    <value>6</value>
+    <value>15</value>
   </data>
   <data name="label12.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
   </data>
   <data name="label12.Location" type="System.Drawing.Point, System.Drawing">
-    <value>290, 96</value>
+    <value>290, 189</value>
   </data>
   <data name="label12.Size" type="System.Drawing.Size, System.Drawing">
     <value>72, 13</value>
@@ -856,10 +853,10 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label12.ZOrder" xml:space="preserve">
-    <value>23</value>
+    <value>32</value>
   </data>
   <data name="txtElevation.Location" type="System.Drawing.Point, System.Drawing">
-    <value>375, 93</value>
+    <value>388, 186</value>
   </data>
   <data name="txtElevation.Size" type="System.Drawing.Size, System.Drawing">
     <value>100, 20</value>
@@ -877,13 +874,13 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;txtElevation.ZOrder" xml:space="preserve">
-    <value>22</value>
+    <value>31</value>
   </data>
   <data name="label13.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
   </data>
   <data name="label13.Location" type="System.Drawing.Point, System.Drawing">
-    <value>481, 96</value>
+    <value>494, 189</value>
   </data>
   <data name="label13.Size" type="System.Drawing.Size, System.Drawing">
     <value>38, 13</value>
@@ -904,13 +901,13 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label13.ZOrder" xml:space="preserve">
-    <value>21</value>
+    <value>30</value>
   </data>
   <data name="label14.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
   </data>
   <data name="label14.Location" type="System.Drawing.Point, System.Drawing">
-    <value>290, 127</value>
+    <value>290, 220</value>
   </data>
   <data name="label14.Size" type="System.Drawing.Size, System.Drawing">
     <value>56, 13</value>
@@ -931,10 +928,10 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label14.ZOrder" xml:space="preserve">
-    <value>20</value>
+    <value>29</value>
   </data>
   <data name="nudSettleTime.Location" type="System.Drawing.Point, System.Drawing">
-    <value>375, 125</value>
+    <value>388, 218</value>
   </data>
   <data name="nudSettleTime.Size" type="System.Drawing.Size, System.Drawing">
     <value>120, 20</value>
@@ -952,13 +949,13 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;nudSettleTime.ZOrder" xml:space="preserve">
-    <value>19</value>
+    <value>28</value>
   </data>
   <data name="label15.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
   </data>
   <data name="label15.Location" type="System.Drawing.Point, System.Drawing">
-    <value>501, 127</value>
+    <value>514, 220</value>
   </data>
   <data name="label15.Size" type="System.Drawing.Size, System.Drawing">
     <value>47, 13</value>
@@ -979,7 +976,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label15.ZOrder" xml:space="preserve">
-    <value>18</value>
+    <value>27</value>
   </data>
   <data name="label16.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -1006,7 +1003,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label16.ZOrder" xml:space="preserve">
-    <value>17</value>
+    <value>26</value>
   </data>
   <data name="cboStopBits.Location" type="System.Drawing.Point, System.Drawing">
     <value>97, 163</value>
@@ -1027,7 +1024,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;cboStopBits.ZOrder" xml:space="preserve">
-    <value>16</value>
+    <value>25</value>
   </data>
   <data name="numDatabits.Location" type="System.Drawing.Point, System.Drawing">
     <value>97, 137</value>
@@ -1048,7 +1045,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;numDatabits.ZOrder" xml:space="preserve">
-    <value>15</value>
+    <value>24</value>
   </data>
   <data name="cboParity.Location" type="System.Drawing.Point, System.Drawing">
     <value>97, 190</value>
@@ -1069,7 +1066,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;cboParity.ZOrder" xml:space="preserve">
-    <value>14</value>
+    <value>23</value>
   </data>
   <data name="cboSpeed.Location" type="System.Drawing.Point, System.Drawing">
     <value>97, 217</value>
@@ -1090,7 +1087,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;cboSpeed.ZOrder" xml:space="preserve">
-    <value>13</value>
+    <value>22</value>
   </data>
   <data name="cboHandShake.Location" type="System.Drawing.Point, System.Drawing">
     <value>97, 244</value>
@@ -1111,7 +1108,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;cboHandShake.ZOrder" xml:space="preserve">
-    <value>12</value>
+    <value>21</value>
   </data>
   <data name="label17.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -1138,7 +1135,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label17.ZOrder" xml:space="preserve">
-    <value>11</value>
+    <value>20</value>
   </data>
   <data name="label18.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -1165,7 +1162,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label18.ZOrder" xml:space="preserve">
-    <value>10</value>
+    <value>19</value>
   </data>
   <data name="label19.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -1192,7 +1189,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label19.ZOrder" xml:space="preserve">
-    <value>9</value>
+    <value>18</value>
   </data>
   <data name="label20.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -1219,7 +1216,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label20.ZOrder" xml:space="preserve">
-    <value>8</value>
+    <value>17</value>
   </data>
   <data name="label21.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -1231,7 +1228,7 @@
     <value>NoControl</value>
   </data>
   <data name="label21.Location" type="System.Drawing.Point, System.Drawing">
-    <value>15, 284</value>
+    <value>15, 359</value>
   </data>
   <data name="label21.Size" type="System.Drawing.Size, System.Drawing">
     <value>73, 13</value>
@@ -1252,7 +1249,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label21.ZOrder" xml:space="preserve">
-    <value>7</value>
+    <value>16</value>
   </data>
   <data name="cboParkedBehaviour.Items" xml:space="preserve">
     <value>No Coordinates</value>
@@ -1282,7 +1279,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;cboParkedBehaviour.ZOrder" xml:space="preserve">
-    <value>5</value>
+    <value>14</value>
   </data>
   <data name="label22.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -1309,7 +1306,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label22.ZOrder" xml:space="preserve">
-    <value>4</value>
+    <value>13</value>
   </data>
   <data name="label23.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -1336,7 +1333,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label23.ZOrder" xml:space="preserve">
-    <value>3</value>
+    <value>12</value>
   </data>
   <data name="label24.AutoSize" type="System.Boolean, mscorlib">
     <value>True</value>
@@ -1363,7 +1360,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;label24.ZOrder" xml:space="preserve">
-    <value>2</value>
+    <value>11</value>
   </data>
   <data name="txtParkedAlt.Location" type="System.Drawing.Point, System.Drawing">
     <value>697, 151</value>
@@ -1384,7 +1381,7 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;txtParkedAlt.ZOrder" xml:space="preserve">
-    <value>1</value>
+    <value>10</value>
   </data>
   <data name="txtParkedAz.Location" type="System.Drawing.Point, System.Drawing">
     <value>697, 177</value>
@@ -1405,8 +1402,251 @@
     <value>$this</value>
   </data>
   <data name="&gt;&gt;txtParkedAz.ZOrder" xml:space="preserve">
+    <value>9</value>
+  </data>
+  <data name="label25.AutoSize" type="System.Boolean, mscorlib">
+    <value>True</value>
+  </data>
+  <data name="label25.ImeMode" type="System.Windows.Forms.ImeMode, System.Windows.Forms">
+    <value>NoControl</value>
+  </data>
+  <data name="label25.Location" type="System.Drawing.Point, System.Drawing">
+    <value>290, 90</value>
+  </data>
+  <data name="label25.Size" type="System.Drawing.Size, System.Drawing">
+    <value>69, 13</value>
+  </data>
+  <data name="label25.TabIndex" type="System.Int32, mscorlib">
+    <value>48</value>
+  </data>
+  <data name="label25.Text" xml:space="preserve">
+    <value>Focal Length</value>
+  </data>
+  <data name="&gt;&gt;label25.Name" xml:space="preserve">
+    <value>label25</value>
+  </data>
+  <data name="&gt;&gt;label25.Type" xml:space="preserve">
+    <value>System.Windows.Forms.Label, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
+  <data name="&gt;&gt;label25.Parent" xml:space="preserve">
+    <value>$this</value>
+  </data>
+  <data name="&gt;&gt;label25.ZOrder" xml:space="preserve">
+    <value>8</value>
+  </data>
+  <data name="txtFocalLength.Location" type="System.Drawing.Point, System.Drawing">
+    <value>388, 87</value>
+  </data>
+  <data name="txtFocalLength.Size" type="System.Drawing.Size, System.Drawing">
+    <value>100, 20</value>
+  </data>
+  <data name="txtFocalLength.TabIndex" type="System.Int32, mscorlib">
+    <value>49</value>
+  </data>
+  <data name="&gt;&gt;txtFocalLength.Name" xml:space="preserve">
+    <value>txtFocalLength</value>
+  </data>
+  <data name="&gt;&gt;txtFocalLength.Type" xml:space="preserve">
+    <value>System.Windows.Forms.TextBox, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
+  <data name="&gt;&gt;txtFocalLength.Parent" xml:space="preserve">
+    <value>$this</value>
+  </data>
+  <data name="&gt;&gt;txtFocalLength.ZOrder" xml:space="preserve">
+    <value>7</value>
+  </data>
+  <data name="label26.AutoSize" type="System.Boolean, mscorlib">
+    <value>True</value>
+  </data>
+  <data name="label26.ImeMode" type="System.Windows.Forms.ImeMode, System.Windows.Forms">
+    <value>NoControl</value>
+  </data>
+  <data name="label26.Location" type="System.Drawing.Point, System.Drawing">
+    <value>494, 90</value>
+  </data>
+  <data name="label26.Size" type="System.Drawing.Size, System.Drawing">
+    <value>23, 13</value>
+  </data>
+  <data name="label26.TabIndex" type="System.Int32, mscorlib">
+    <value>50</value>
+  </data>
+  <data name="label26.Text" xml:space="preserve">
+    <value>mm</value>
+  </data>
+  <data name="&gt;&gt;label26.Name" xml:space="preserve">
+    <value>label26</value>
+  </data>
+  <data name="&gt;&gt;label26.Type" xml:space="preserve">
+    <value>System.Windows.Forms.Label, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
+  <data name="&gt;&gt;label26.Parent" xml:space="preserve">
+    <value>$this</value>
+  </data>
+  <data name="&gt;&gt;label26.ZOrder" xml:space="preserve">
+    <value>6</value>
+  </data>
+  <data name="label27.AutoSize" type="System.Boolean, mscorlib">
+    <value>True</value>
+  </data>
+  <data name="label27.ImeMode" type="System.Windows.Forms.ImeMode, System.Windows.Forms">
+    <value>NoControl</value>
+  </data>
+  <data name="label27.Location" type="System.Drawing.Point, System.Drawing">
+    <value>494, 114</value>
+  </data>
+  <data name="label27.Size" type="System.Drawing.Size, System.Drawing">
+    <value>23, 13</value>
+  </data>
+  <data name="label27.TabIndex" type="System.Int32, mscorlib">
+    <value>53</value>
+  </data>
+  <data name="label27.Text" xml:space="preserve">
+    <value>mm</value>
+  </data>
+  <data name="&gt;&gt;label27.Name" xml:space="preserve">
+    <value>label27</value>
+  </data>
+  <data name="&gt;&gt;label27.Type" xml:space="preserve">
+    <value>System.Windows.Forms.Label, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
+  <data name="&gt;&gt;label27.Parent" xml:space="preserve">
+    <value>$this</value>
+  </data>
+  <data name="&gt;&gt;label27.ZOrder" xml:space="preserve">
+    <value>3</value>
+  </data>
+  <data name="txtApertureDiameter.Location" type="System.Drawing.Point, System.Drawing">
+    <value>388, 111</value>
+  </data>
+  <data name="txtApertureDiameter.Size" type="System.Drawing.Size, System.Drawing">
+    <value>100, 20</value>
+  </data>
+  <data name="txtApertureDiameter.TabIndex" type="System.Int32, mscorlib">
+    <value>52</value>
+  </data>
+  <data name="&gt;&gt;txtApertureDiameter.Name" xml:space="preserve">
+    <value>txtApertureDiameter</value>
+  </data>
+  <data name="&gt;&gt;txtApertureDiameter.Type" xml:space="preserve">
+    <value>System.Windows.Forms.TextBox, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
+  <data name="&gt;&gt;txtApertureDiameter.Parent" xml:space="preserve">
+    <value>$this</value>
+  </data>
+  <data name="&gt;&gt;txtApertureDiameter.ZOrder" xml:space="preserve">
+    <value>4</value>
+  </data>
+  <data name="label28.AutoSize" type="System.Boolean, mscorlib">
+    <value>True</value>
+  </data>
+  <data name="label28.ImeMode" type="System.Windows.Forms.ImeMode, System.Windows.Forms">
+    <value>NoControl</value>
+  </data>
+  <data name="label28.Location" type="System.Drawing.Point, System.Drawing">
+    <value>290, 114</value>
+  </data>
+  <data name="label28.Size" type="System.Drawing.Size, System.Drawing">
+    <value>92, 13</value>
+  </data>
+  <data name="label28.TabIndex" type="System.Int32, mscorlib">
+    <value>51</value>
+  </data>
+  <data name="label28.Text" xml:space="preserve">
+    <value>Aperture Diameter</value>
+  </data>
+  <data name="&gt;&gt;label28.Name" xml:space="preserve">
+    <value>label28</value>
+  </data>
+  <data name="&gt;&gt;label28.Type" xml:space="preserve">
+    <value>System.Windows.Forms.Label, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
+  <data name="&gt;&gt;label28.Parent" xml:space="preserve">
+    <value>$this</value>
+  </data>
+  <data name="&gt;&gt;label28.ZOrder" xml:space="preserve">
+    <value>5</value>
+  </data>
+  <data name="label29.AutoSize" type="System.Boolean, mscorlib">
+    <value>True</value>
+  </data>
+  <data name="label29.ImeMode" type="System.Windows.Forms.ImeMode, System.Windows.Forms">
+    <value>NoControl</value>
+  </data>
+  <data name="label29.Location" type="System.Drawing.Point, System.Drawing">
+    <value>494, 139</value>
+  </data>
+  <data name="label29.Size" type="System.Drawing.Size, System.Drawing">
+    <value>23, 13</value>
+  </data>
+  <data name="label29.TabIndex" type="System.Int32, mscorlib">
+    <value>56</value>
+  </data>
+  <data name="label29.Text" xml:space="preserve">
+    <value>mm</value>
+  </data>
+  <data name="&gt;&gt;label29.Name" xml:space="preserve">
+    <value>label29</value>
+  </data>
+  <data name="&gt;&gt;label29.Type" xml:space="preserve">
+    <value>System.Windows.Forms.Label, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
+  <data name="&gt;&gt;label29.Parent" xml:space="preserve">
+    <value>$this</value>
+  </data>
+  <data name="&gt;&gt;label29.ZOrder" xml:space="preserve">
     <value>0</value>
   </data>
+  <data name="txtApertureArea.Location" type="System.Drawing.Point, System.Drawing">
+    <value>388, 136</value>
+  </data>
+  <data name="txtApertureArea.Size" type="System.Drawing.Size, System.Drawing">
+    <value>100, 20</value>
+  </data>
+  <data name="txtApertureArea.TabIndex" type="System.Int32, mscorlib">
+    <value>55</value>
+  </data>
+  <data name="&gt;&gt;txtApertureArea.Name" xml:space="preserve">
+    <value>txtApertureArea</value>
+  </data>
+  <data name="&gt;&gt;txtApertureArea.Type" xml:space="preserve">
+    <value>System.Windows.Forms.TextBox, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
+  <data name="&gt;&gt;txtApertureArea.Parent" xml:space="preserve">
+    <value>$this</value>
+  </data>
+  <data name="&gt;&gt;txtApertureArea.ZOrder" xml:space="preserve">
+    <value>1</value>
+  </data>
+  <data name="label30.AutoSize" type="System.Boolean, mscorlib">
+    <value>True</value>
+  </data>
+  <data name="label30.ImeMode" type="System.Windows.Forms.ImeMode, System.Windows.Forms">
+    <value>NoControl</value>
+  </data>
+  <data name="label30.Location" type="System.Drawing.Point, System.Drawing">
+    <value>290, 139</value>
+  </data>
+  <data name="label30.Size" type="System.Drawing.Size, System.Drawing">
+    <value>72, 13</value>
+  </data>
+  <data name="label30.TabIndex" type="System.Int32, mscorlib">
+    <value>54</value>
+  </data>
+  <data name="label30.Text" xml:space="preserve">
+    <value>Aperture Area</value>
+  </data>
+  <data name="&gt;&gt;label30.Name" xml:space="preserve">
+    <value>label30</value>
+  </data>
+  <data name="&gt;&gt;label30.Type" xml:space="preserve">
+    <value>System.Windows.Forms.Label, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
+  <data name="&gt;&gt;label30.Parent" xml:space="preserve">
+    <value>$this</value>
+  </data>
+  <data name="&gt;&gt;label30.ZOrder" xml:space="preserve">
+    <value>2</value>
+  </data>
   <metadata name="$this.Localizable" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
     <value>True</value>
   </metadata>

Meade.net/SharedResources.cs

@@ -18,8 +18,10 @@ using System;
 using System.Collections.Generic;
 using System.Globalization;
 using System.Runtime.InteropServices;
-using System.Security.AccessControl;
+using System.Text;
+using System.Threading;
 using System.Windows.Forms;
+using ASCOM.DeviceInterface;
 using ASCOM.Meade.net.Wrapper;
 using ASCOM.Utilities;
 using ASCOM.Utilities.Interfaces;
@@ -122,13 +124,17 @@ namespace ASCOM.Meade.net
 
         public static bool SendBool(string command, bool raw = false)
         {
-        
             var result = SendChar(command, raw);
 
             return result == "1";
         }
 
         public static string SendChar(string command, bool raw = false)
+        {
+            return SendChars(command, raw, count: 1);
+        }
+
+        public static string SendChars(string command, bool raw = false, int count = 1)
         {
             lock (LockObject)
             {
@@ -139,14 +145,11 @@ namespace ASCOM.Meade.net
 
                 try
                 {
-                    return SharedSerial.ReceiveCounted(1);
+                    return SharedSerial.ReceiveCounted(count);
                 }
-                catch (COMException ex)
+                catch (COMException ex) when (ex.Message.Contains("Timed out waiting for received data"))
                 {
-                    if (ex.Message.Contains("Timed out waiting for received data"))
                     throw new TimeoutException(ex.Message, ex);
-
-                    throw;
                 }
             }
         }
@@ -195,6 +198,9 @@ namespace ASCOM.Meade.net
         private const string ParkedBehaviourName = "Parked Behaviour";
         private const string ParkedAltName = "Parked Altitude";
         private const string ParkedAzimuthName = "Parked Azimuth";
+        private const string FocalLengthName = "Focal Length (mm)";
+        private const string ApertureAreaName = "Aperture Area (mm²)";
+        private const string ApertureDiameterName = "Aperture Diameter (mm)";
 
         public static void WriteProfile(ProfileProperties profileProperties)
         {
@@ -223,6 +229,9 @@ namespace ASCOM.Meade.net
                     driverProfile.WriteValue(DriverId, ParkedBehaviourName, profileProperties.ParkedBehaviour.GetDescription());
                     driverProfile.WriteValue(DriverId, ParkedAltName, profileProperties.ParkedAlt.ToString(CultureInfo.InvariantCulture));
                     driverProfile.WriteValue(DriverId, ParkedAzimuthName, profileProperties.ParkedAz.ToString(CultureInfo.InvariantCulture));
+                    driverProfile.WriteValue(DriverId, FocalLengthName, profileProperties.FocalLength.ToString(CultureInfo.InvariantCulture));
+                    driverProfile.WriteValue(DriverId, ApertureAreaName, profileProperties.ApertureArea.ToString(CultureInfo.InvariantCulture));
+                    driverProfile.WriteValue(DriverId, ApertureDiameterName, profileProperties.ApertureDiameter.ToString(CultureInfo.InvariantCulture));
                 }
             }
         }
@@ -244,9 +253,12 @@ namespace ASCOM.Meade.net
         private const string HandShakeDefault = "None";
         private const string ParityDefault = "None";
         private const string SendDateTimeDefault = "false";
-        private static string ParkedBehaviourDefault = "No Coordinates";
+        private const string ParkedBehaviourDefault = "No Coordinates";
         private const string ParkedAltDefault = "0";
         private const string ParkedAzimuthDefault = "180";
+        private const string FocalLengthDefault = "2000";
+        private const string ApertureAreaDefault = "32685";
+        private const string ApertureDiameterDefault = "203";
 
         public static ProfileProperties ReadProfile()
         {
@@ -277,6 +289,9 @@ namespace ASCOM.Meade.net
                     profileProperties.ParkedBehaviour = EnumExtensionMethods.GetValueFromDescription<ParkedBehaviour>(driverProfile.GetValue(DriverId, ParkedBehaviourName, string.Empty, ParkedBehaviourDefault));
                     profileProperties.ParkedAlt = double.Parse(driverProfile.GetValue(DriverId, ParkedAltName, string.Empty, ParkedAltDefault), NumberFormatInfo.InvariantInfo);
                     profileProperties.ParkedAz = double.Parse(driverProfile.GetValue(DriverId, ParkedAzimuthName, string.Empty, ParkedAzimuthDefault), NumberFormatInfo.InvariantInfo);
+                    profileProperties.FocalLength = double.Parse(driverProfile.GetValue(DriverId, FocalLengthName, string.Empty, FocalLengthDefault), NumberFormatInfo.InvariantInfo);
+                    profileProperties.ApertureArea = double.Parse(driverProfile.GetValue(DriverId, ApertureAreaName, string.Empty, ApertureAreaDefault), NumberFormatInfo.InvariantInfo);
+                    profileProperties.ApertureDiameter = double.Parse(driverProfile.GetValue(DriverId, ApertureDiameterName, string.Empty, ApertureDiameterDefault), NumberFormatInfo.InvariantInfo);
                 }
 
                 return profileProperties;
@@ -288,6 +303,8 @@ namespace ASCOM.Meade.net
         #region SetupDialog
 
         public static void SetupDialog()
+        {
+            try
             {
                 var profileProperties = ReadProfile();
 
@@ -305,10 +322,17 @@ namespace ASCOM.Meade.net
                     {
                         profileProperties = f.GetProfile();
 
-                    WriteProfile(profileProperties); // Persist device configuration values to the ASCOM Profile store
+                        WriteProfile(
+                            profileProperties); // Persist device configuration values to the ASCOM Profile store
                     }
                 }
             }
+            catch (Exception e)
+            {
+                Console.WriteLine(e);
+                throw;
+            }
+        }
 
         #endregion
 
@@ -365,8 +389,71 @@ namespace ASCOM.Meade.net
                         SharedSerial.DataBits = profileProperties.DataBits;
                         SharedSerial.StopBits = (SerialStopBits)Enum.Parse(typeof(SerialStopBits), profileProperties.StopBits);
                         SharedSerial.Parity = (SerialParity)Enum.Parse(typeof(SerialParity), profileProperties.Parity);
-                        SharedSerial.Speed = (SerialSpeed)profileProperties.Speed;
                         SharedSerial.Handshake = (SerialHandshake)Enum.Parse(typeof(SerialHandshake), profileProperties.Handshake);
+                        SharedSerial.ReceiveTimeout = 5; //5 second timeout;
+                        SharedSerial.Speed = SerialSpeed.ps9600;
+                        
+                        var wantedSpeed = (SerialSpeed)profileProperties.Speed;
+                        if (wantedSpeed != SerialSpeed.ps9600)
+                        {
+                            SharedSerial.Speed = wantedSpeed;
+                            SharedSerial.Connected = true;
+
+                            var speedRampNeeded = false;
+
+                            //Test if communication is working.
+                            try
+                            {
+                                string utcOffSet = SendString("GG");
+                            }
+                            catch (Exception)
+                            {
+                                speedRampNeeded = true;
+                            }
+
+                            if (speedRampNeeded)
+                            {
+                                SharedSerial.Connected = false;
+                                SharedSerial.Speed = SerialSpeed.ps9600;
+                                SharedSerial.Connected = true;
+
+                                int newSpeedIndex = GetSpeedIndex(wantedSpeed);
+                                //:SBn# Set Baud Rate n, where n is an ASCII digit (1..9) with the following interpertation
+                                //  1 56.7K
+                                //  2 38.4K
+                                //  3 28.8K
+                                //  4 19.2K
+                                //  5 14.4K
+                                //  6 9600
+                                //  7 4800
+                                //  8 2400
+                                //  9 1200
+                                //Returns:
+                                //  1 At the current baud rate and then changes to the new rate for further communication
+                                //SendBlind($"SB{newSpeedIndex}");
+                                try
+                                {
+                                    var speedChanged = SendChar($"SB{newSpeedIndex}");
+                                    if (speedChanged == "1")
+                                    {
+                                        SharedSerial.Connected = false;
+                                        SharedSerial.Speed = wantedSpeed;
+                                        traceLogger.LogIssue("Connect",
+                                            $"Telescope serial port speed change, connecting at {SharedSerial.Speed}.");
+                                    }
+                                    else
+                                    {
+                                        throw new Exception("Autostar not signalled speed change.");
+                                    }
+                                }
+                                catch (Exception)
+                                {
+                                    SharedSerial.Connected = false;
+                                    SharedSerial.Speed = SerialSpeed.ps9600;
+                                    traceLogger.LogIssue("Connect", $"Telescope not responding to speed change, connecting at {SharedSerial.Speed}.");
+                                }
+                            }
+                        }
                         SharedSerial.Connected = true;
                         
                         try
@@ -427,6 +514,23 @@ namespace ASCOM.Meade.net
             }
         }
 
+        private static int GetSpeedIndex(SerialSpeed speed)
+        {
+            switch (speed)
+            {
+                case SerialSpeed.ps57600: return 1;
+                case SerialSpeed.ps38400: return 2;
+                case SerialSpeed.ps28800: return 3;
+                case SerialSpeed.ps19200: return 4;
+                case SerialSpeed.ps14400: return 5;
+                case SerialSpeed.ps9600: return 6;
+                case SerialSpeed.ps4800: return 7;
+                case SerialSpeed.ps2400: return 8;
+                case SerialSpeed.ps1200: return 9;
+                default: throw new NotSupportedException($"{SpeedDefault} not supported");
+            }
+        }
+
         public static void Disconnect(string deviceId, string driverId)
         {
             lock (LockObject)
@@ -464,22 +568,6 @@ namespace ASCOM.Meade.net
 
         #endregion
         
-        public static void Lock(Action action)
-        {
-            lock (LockObject)
-            {
-                action();
-            }
-        }
-
-        public static T Lock<T>(Func<T> func)
-        {
-            lock (LockObject)
-            {
-                return func();
-            }
-        }
-
         /// <summary>
         /// Skeleton of a hardware class, all this does is hold a count of the connections,
         /// in reality extra code will be needed to handle the hardware in some way
@@ -494,14 +582,113 @@ namespace ASCOM.Meade.net
             }
         }
 
-        public static void SetParked(bool atPark, ParkedPosition parkedPosition)
+        public static void SetParked(bool atPark, ParkedPosition parkedPosition, bool restartTracking)
         {
             IsParked = atPark;
             ParkedPosition = parkedPosition;
+            RestartTracking = restartTracking;
         }
 
-        public static bool IsParked { get; private set; }
+        private static readonly ThreadSafeValue<bool> _restartTracking = false;
+        public static bool RestartTracking
+        {
+            get => _restartTracking;
+            private set => _restartTracking.Set(value);
+        }
 
-        public static ParkedPosition ParkedPosition { get; private set; }
+        private static ParkedPosition _parkedPosition;
+        public static ParkedPosition ParkedPosition
+        {
+            get => _parkedPosition;
+            private set => Interlocked.Exchange(ref _parkedPosition, value);
+        }
+
+        private static readonly ThreadSafeValue<bool> _isParked = false;
+        public static bool IsParked
+        {
+            get => _isParked;
+            private set => _isParked.Set(value);
+        }
+
+        private static readonly ThreadSafeValue<AlignmentModes> _alignmentMode = AlignmentModes.algAltAz;
+        public static AlignmentModes AlignmentMode
+        {
+            get => _alignmentMode;
+            set => _alignmentMode.Set(value);
+        }
+
+        private static readonly ThreadSafeValue<PierSide> _sideOfPier = PierSide.pierUnknown;
+        /// <summary>
+        /// Start with <see cref="PierSide.pierUnknown"/>.
+        /// As we do not know the physical declination axis position, we have to keep track manually.
+        /// </summary>
+        public static PierSide SideOfPier
+        {
+            get => _sideOfPier;
+            internal set => _sideOfPier.Set(value);
+        }
+
+        private static readonly ThreadSafeValue<double?> _targetRightAscension = null as double?;
+        public static double? TargetRightAscension
+        {
+            get => _targetRightAscension;
+            internal set => _targetRightAscension.Set(value);
+        }
+
+        private static readonly ThreadSafeValue<double?> _targetDeclination = null as double?;
+        public static double? TargetDeclination
+        {
+            get => _targetDeclination;
+            internal set => _targetDeclination.Set(value);
+        }
+
+        private static int _slewSettleTime;
+        public static short SlewSettleTime
+        {
+            get => Convert.ToInt16(_slewSettleTime);
+            internal set => Interlocked.Exchange(ref _slewSettleTime, value);
+        }
+
+        private static readonly ThreadSafeValue<bool> _isLongFormat = false;
+        public static bool IsLongFormat
+        {
+            get => _isLongFormat;
+            internal set => _isLongFormat.Set(value);
+        }
+
+        private static readonly ThreadSafeValue<bool> _movingPrimary = false;
+        public static bool MovingPrimary
+        {
+            get => _movingPrimary;
+            internal set => _movingPrimary.Set(value);
+        }
+
+        private static readonly ThreadSafeValue<bool> _movingSecondary = false;
+        public static bool MovingSecondary
+        {
+            get => _movingSecondary;
+            internal set => _movingSecondary.Set(value);
+        }
+
+        private static readonly ThreadSafeValue<DateTime> _earliestNonSlewingTime = DateTime.MinValue;
+        public static DateTime EarliestNonSlewingTime
+        {
+            get => _earliestNonSlewingTime;
+            internal set => _earliestNonSlewingTime.Set(value);
+        }
+
+        private static readonly ThreadSafeValue<bool> _isTargetCoordinateInitRequired = true;
+        public static bool IsTargetCoordinateInitRequired
+        {
+            get => _isTargetCoordinateInitRequired;
+            internal set => _isTargetCoordinateInitRequired.Set(value);
+        }
+
+        private static readonly ThreadSafeValue<bool> _isGuiding = false;
+        public static bool IsGuiding
+        {
+            get => _isGuiding;
+            internal set => _isGuiding.Set(value);
+        }
     }
 }

Meade.net/TelescopeList.cs

@@ -23,6 +23,7 @@
         // ReSharper disable once InconsistentNaming
         public const string LX200GPS = "LX2001";
 
+        public const string LX200GPS_42F = "4.2F";
         // ReSharper disable once InconsistentNaming
         public const string LX200GPS_42G = "4.2G";
         #endregion

Meade.net/ThreadSafeValue.cs

@@ -0,0 +1,18 @@
+using JetBrains.Annotations;
+using System.Threading;
+
+namespace ASCOM.Meade.net
+{
+    public class ThreadSafeValue<T>
+    {
+        private object _value;
+
+        public ThreadSafeValue(in T value) => _value = value;
+
+        public void Set(in T value) => Interlocked.Exchange(ref _value, value);
+
+        public static implicit operator ThreadSafeValue<T>(in T value) => new ThreadSafeValue<T>(value);
+
+        public static implicit operator T([NotNull] ThreadSafeValue<T> @this) => (T)(@this?._value ?? default);
+    }
+}

Meade.net/Wrapper/SharedResourcesWrapper.cs

@@ -1,4 +1,5 @@
 using System;
+using ASCOM.DeviceInterface;
 using ASCOM.Utilities.Interfaces;
 
 namespace ASCOM.Meade.net.Wrapper
@@ -12,13 +13,11 @@ namespace ASCOM.Meade.net.Wrapper
 
         string FirmwareVersion { get; }
         
-        void Lock(Action action);
-        T Lock<T>(Func<T> func);
-
         string SendString(string message, bool raw = false);
         void SendBlind(string message, bool raw = false);
         bool SendBool(string command, bool raw = false);
         string SendChar(string message, bool raw = false);
+        string SendChars(string message, bool raw = false, int count = 1);
 
         string ReadTerminated();
 
@@ -28,9 +27,27 @@ namespace ASCOM.Meade.net.Wrapper
         void WriteProfile(ProfileProperties profileProperties);
         void ReadCharacters(int throwAwayCharacters);
 
-        void SetParked(bool atPark, ParkedPosition parkedPosition);
+        void SetParked(bool atPark, ParkedPosition parkedPosition, bool restartTracking);
         bool IsParked { get; }
         ParkedPosition ParkedPosition { get; }
+        bool RestartTracking { get; }
+        
+        double? TargetRightAscension { get; set; }
+        double? TargetDeclination { get; set; }
+
+        short SlewSettleTime { get; set; }
+
+        bool IsLongFormat { get; set; }
+
+        bool MovingPrimary { get; set; }
+
+        bool MovingSecondary { get; set; }
+
+        DateTime EarliestNonSlewingTime { get; set; }
+
+        bool IsTargetCoordinateInitRequired { get; set; }
+
+        bool IsGuiding { get; set; }
     }
 
     public class SharedResourcesWrapper : ISharedResourcesWrapper
@@ -49,16 +66,6 @@ namespace ASCOM.Meade.net.Wrapper
 
         public string FirmwareVersion => SharedResources.FirmwareVersion;
 
-        public void Lock(Action action)
-        {
-            SharedResources.Lock(action);
-        }
-
-        public T Lock<T>(Func<T> func)
-        {
-            return SharedResources.Lock(func);
-        }
-
         public string SendString(string message, bool raw = false)
         {
             return SharedResources.SendString(message, raw);
@@ -79,6 +86,11 @@ namespace ASCOM.Meade.net.Wrapper
             return SharedResources.SendChar(message, raw);
         }
 
+        public string SendChars(string message, bool raw = false, int count = 1)
+        {
+            return SharedResources.SendChars(message, raw, count);
+        }
+
         public string ReadTerminated()
         {
             return SharedResources.ReadTerminated();
@@ -104,13 +116,75 @@ namespace ASCOM.Meade.net.Wrapper
             SharedResources.WriteProfile(profileProperties);
         }
 
-        public void SetParked(bool atPark, ParkedPosition parkedPosition)
+        public void SetParked(bool atPark, ParkedPosition parkedPosition, bool restartTracking)
         {
-            SharedResources.SetParked(atPark, parkedPosition);
+            SharedResources.SetParked(atPark, parkedPosition, restartTracking);
         }
 
         public bool IsParked => SharedResources.IsParked;
 
+        public bool RestartTracking => SharedResources.RestartTracking;
+
         public ParkedPosition ParkedPosition => SharedResources.ParkedPosition;
+
+        public PierSide SideOfPier
+        {
+            get => SharedResources.SideOfPier;
+            set => SharedResources.SideOfPier = value;
+        }
+
+        public double? TargetRightAscension
+        {
+            get => SharedResources.TargetRightAscension;
+            set => SharedResources.TargetRightAscension = value;
+        }
+
+        public double? TargetDeclination
+        {
+            get => SharedResources.TargetDeclination;
+            set => SharedResources.TargetDeclination = value;
+        }
+
+        public short SlewSettleTime
+        {
+            get => SharedResources.SlewSettleTime;
+            set => SharedResources.SlewSettleTime = value;
+        }
+
+        public bool IsLongFormat
+        {
+            get => SharedResources.IsLongFormat;
+            set => SharedResources.IsLongFormat = value;
+        }
+
+        public bool MovingPrimary
+        {
+            get => SharedResources.MovingPrimary;
+            set => SharedResources.MovingPrimary = value;
+        }
+
+        public bool MovingSecondary
+        {
+            get => SharedResources.MovingSecondary;
+            set => SharedResources.MovingSecondary = value;
+        }
+
+        public DateTime EarliestNonSlewingTime
+        {
+            get => SharedResources.EarliestNonSlewingTime;
+            set => SharedResources.EarliestNonSlewingTime = value;
+        }
+
+        public bool IsTargetCoordinateInitRequired
+        {
+            get => SharedResources.IsTargetCoordinateInitRequired;
+            set => SharedResources.IsTargetCoordinateInitRequired = value;
+        }
+
+        public bool IsGuiding
+        {
+            get => SharedResources.IsGuiding;
+            set => SharedResources.IsGuiding = value;
+        }
     }
 }