InstanceBase (FB)

FUNCTION_BLOCK InstanceBase IMPLEMENTS IInstance

This function block implements the necessary basic functionality for a function block instance.

• Initialization

  • InstInit

• Reverence counter management

  • InstRetain

  • InstRelease

  • Dispose

• List support for handling a group of function block instances.

  • InstFactory (List Head)

  • NextInst

  • PrevInst

• InstanceBase.Dispose (METH)
• Private
  • InstanceBase.prvInstFactory (PROP)
  • InstanceBase.prvInstInit (METH)
  • InstanceBase.prvInstRelease (METH)
  • InstanceBase.prvInstRetain (METH)
  • InstanceBase.prvNextInst (PROP)
  • InstanceBase.prvPrevInst (PROP)