Echelon LNS DDE Server User Manual
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is contained in Action animation links attached to buttons placed in the
window.
Descriptions of other windows in the example HMI application.
Application Window
Point of Interest
Device Topic Test
From this window you can issue test commands, monitor several
device topic items, and cause Wink commands to be issued to the
devices. This window shows control of a tag item definition using
action scripts and the IOSetItem( ) function in InTouch. Accesses
and control of DDE items targeting the LMDEV topic type are
demonstrated in this window.
SA Temperature Reset
This window shows interaction with the LMCP topic type. The
user input fields in this window show how to write to specific
fields of a configuration property associated with a LonPoint
analog functional block.
Setpoint Override
This window shows control of an item that uses the LMNVCP
topic type, as well as control of the LM topic item to issue and
cancel the Override state of a functional block.
LNS DDE Exerciser
This window allows the user to define DDE conversations, and to
poke data to control various items. Action scripts behind the Set
Item, and Poke Value reuse the I/O message tags using the
IOSetItem( ) function call.
LNS DDE Server User’s Guide
C-15