DDEExecute( channel, [commandstring] )

Sends commands to a DDE server application.

DDEInitiate( app name, topic name )

Opens a DDE channel.

DDEPoke( channel, item name, item value )

Sends data to a DDE server application.

DDERequest( channel, item name )

Gets data from a DDE server application.

DDETerminate( channel )

Closes a DDE channel.

DDETimeout( value in seconds )

Sets the DDE time-out value.