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Merged
funvill merged 1 commit into from
Jul 3, 2019
Merged

Added example of COV subscription #4

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10 changes: 7 additions & 3 deletions BACnetServerExample/BACnetServerExample/CASBACnetStackAdapter.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -1210,9 +1210,6 @@ unsafe class CASBACnetStackAdapter
[DllImport(BACNET_API_DLL_FILENAME, EntryPoint = "BACnetStack_AddNetworkPortObject", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
public static extern int AddNetworkPortObject();

[DllImport(BACNET_API_DLL_FILENAME, EntryPoint = "BACnetStack_SetPropertySubscribable", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
public static extern int SetPropertySubscribable();

[DllImport(BACNET_API_DLL_FILENAME, EntryPoint = "BACnetStack_SetObjectTypeCreatable", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
public static extern int SetObjectTypeCreatable();

Expand All @@ -1239,6 +1236,13 @@ unsafe class CASBACnetStackAdapter
public static extern int RegisterCallbackDeleteObject();
*/

[DllImport(BACNET_API_DLL_FILENAME, EntryPoint = "BACnetStack_SetPropertyByObjectTypeSubscribable", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
public static extern int SetPropertySubscribable(UInt32 deviceInstance, UInt16 objectType, UInt32 objectInstance, UInt32 propertyIdentifier, bool subscribable);

[DllImport(BACNET_API_DLL_FILENAME, EntryPoint = "BACnetStack_SetPropertyByObjectTypeSubscribable", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
public static extern int SetPropertyByObjectTypeSubscribable(UInt32 deviceInstance, UInt16 objectType, UInt32 propertyIdentifier, bool subscribable);


[DllImport(BACNET_API_DLL_FILENAME, EntryPoint = "BACnetStack_SendReadPropertyAsync", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
public static extern bool BACnetStack_SendReadPropertyAsync(Byte* sentInvokeId, Byte* connectionString, Byte connectionStringLength, Byte networkType, UInt16 network, Byte* destinationAddress, Byte destinationAddressLength, Byte propertyArraysCount, Byte* propertyArrays);

Expand Down
18 changes: 13 additions & 5 deletions BACnetServerExample/BACnetServerExample/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -61,7 +61,7 @@ public void Run()
// Get Datatype Callbacks
CASBACnetStackAdapter.RegisterCallbackGetPropertyCharacterString(CallbackGetPropertyCharString);
CASBACnetStackAdapter.RegisterCallbackGetPropertyReal(CallbackGetPropertyReal);
CASBACnetStackAdapter.RegisterCallbackGetPropertyEnumerated(CallbackGetEnumerated);
CASBACnetStackAdapter.RegisterCallbackGetPropertyEnumerated(CallbackGetEnumerated);
CASBACnetStackAdapter.RegisterCallbackGetPropertyUnsignedInteger(CallbackGetUnsignedInteger);
CASBACnetStackAdapter.RegisterCallbackGetPropertyBool(CallbackGetPropertyBool);
CASBACnetStackAdapter.RegisterCallbackGetPropertyDate(CallbackGetPropertyDate);
Expand Down Expand Up @@ -98,6 +98,8 @@ public void Run()
CASBACnetStackAdapter.AddObject(database.Device.instance, CASBACnetStackAdapter.OBJECT_TYPE_ANALOG_INPUT, offset);
}
CASBACnetStackAdapter.SetPropertyByObjectTypeEnabled(database.Device.instance, CASBACnetStackAdapter.OBJECT_TYPE_ANALOG_INPUT, CASBACnetStackAdapter.PROPERTY_IDENTIFIER_DESCRIPTION, true);
CASBACnetStackAdapter.SetPropertyByObjectTypeSubscribable(database.Device.instance, CASBACnetStackAdapter.OBJECT_TYPE_ANALOG_INPUT, CASBACnetStackAdapter.PROPERTY_IDENTIFIER_PRESENT_VALUE, true);


// AnalogOutput
for (UInt32 offset = 0; offset < this.database.AnalogOutput.Length; offset++)
Expand Down Expand Up @@ -163,14 +165,14 @@ public void Run()
CASBACnetStackAdapter.AddObject(database.Device.instance, CASBACnetStackAdapter.OBJECT_TYPE_TIME_VALUE, offset);
}



// Enable optional services
CASBACnetStackAdapter.SetServiceEnabled(database.Device.instance, CASBACnetStackAdapter.SERVICE_READ_PROPERTY_MULTIPLE, true);
CASBACnetStackAdapter.SetServiceEnabled(database.Device.instance, CASBACnetStackAdapter.SERVICE_WRITE_PROPERTY, true);
CASBACnetStackAdapter.SetServiceEnabled(database.Device.instance, CASBACnetStackAdapter.SERVICE_WRITE_PROPERTY_MULTIPLE, true);
CASBACnetStackAdapter.SetServiceEnabled(database.Device.instance, CASBACnetStackAdapter.SERVICE_SUBSCRIBE_COV, true);



// All done with the BACnet setup.
Console.WriteLine("FYI: CAS BACnet Stack Setup, successfuly");

Expand All @@ -183,8 +185,9 @@ public void Run()
for (; ; )
{
CASBACnetStackAdapter.Loop();
database.Loop();
DoUserInput();

database.Loop(); // Just for this example
DoUserInput(); // Just for this example
}
}

Expand All @@ -207,13 +210,18 @@ private void DoUserInput()
{
this.database.AnalogInput[0].presentValue += 0.01f;
Console.WriteLine("FYI: Incurment Analog input {0} present value to {1:0.00}", 0, this.database.AnalogInput[0].presentValue);

// Notify the CAS BACnet stack that this value has been updated.
// If there are any subscribers to this value, they will be sent be sent the updated value.
CASBACnetStackAdapter.ValueUpdated(database.Device.instance, CASBACnetStackAdapter.OBJECT_TYPE_ANALOG_INPUT, 0, CASBACnetStackAdapter.PROPERTY_IDENTIFIER_PRESENT_VALUE);
}
break;
case ConsoleKey.DownArrow:
if (this.database.AnalogInput.Length > 0)
{
this.database.AnalogInput[0].presentValue -= 0.01f;
Console.WriteLine("FYI: Decrement Analog input {0} present value to {1:0.00}", 0, this.database.AnalogInput[0].presentValue);
CASBACnetStackAdapter.ValueUpdated(database.Device.instance, CASBACnetStackAdapter.OBJECT_TYPE_ANALOG_INPUT, 0, CASBACnetStackAdapter.PROPERTY_IDENTIFIER_PRESENT_VALUE);
}
break;
default:
Expand Down