Analysis and Design of a Modern SCADA System

(fajer) #1
A4- 3
error in describes error conditions that occur before this VI or
function runs. The default is no error.
connection ID is a network connection refnum that uniquely
identifies the UDP socket. Use this value to refer to this socket in
subsequent VI calls.
error out contains error information.

A 4. 7 UDP Write


Writes to a remote UDP socket.
Port is the port of the address to which you want to send a
datagram.
Address is the address of the computer where you want to send a
datagram.
Connection ID is a network connection refnum that uniquely
identifies the UDP socket.
Data in contains the data to write to another UDP socket. In an
Ethernet environment, restrict data to 8192 bytes.
Error in describes error conditions that occur before this VI or
function runs.
Connection ID out returns the same value as connection ID.
Error out contains error information.

A 4. 8 UDP Read

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