Object PmaCommMsg (Communication message)

Description:

See: PmaCommMsg - Deatiled object description

The object serves to the definition of the format and data of one communication message.

No other Pma objects can be created in this object.

The PmaCommMsg object can be created only in the PmaComm object (if the selected protocol supports the usage of the PmaCommMsg object). There can be even more PmaCommMsg objects in the PmaComm object.

This object adds variables into the calculation of the application size, which influences the basic runtime license type/size (see: Price list of the PROMOTIC system ).

This object adopts properties and methods of object PmaObject.

Properties and methods:

AutoRunEnabled	Enable/disable the automated transmissions
AutoRunPeriod	The period of automated transmissions
GetCount	Returns the number of transmissions
GetReady	Detects whether the PmaCommMsg object is ready to transfer the message
LastErr	Error number of the last communication message transfer
LastTextErr	Text error description of last communication message transfer
ReadVars	Access to variables on the "Data-received" page
Run	Command for transferring the message (only for messages of the Master type)
WriteVars	Access to variables on the "Data-sent" page

Events:

onBeginOfTransfer	Is triggered always before transmitting the Master message starts
onDataReceive	Is triggered after the successful data reading
onEndOfTransfer	Is triggered after the transfer of the whole message

Configuration windows:

Object	General information about the object
Content	Content of the object in the XML form
Events	Definition of object events algorithms
Parameters	Definition of the communication message parameters
Data-sent	List of variables for the write
Data-received	List of variables for the read