User`s guide

3
Network Communication
Web Interface . . . . . . . . . . . . . . . . . . . 3-3
Connecting the Web Interface through TCP/IP . . . . . . 3-3
Connecting the Web Interface through RS232 . . . . . . . 3-4
Syntax for the xpctcp2ser Command . . . . . . . . . . . 3-6
Using the Main Page . . . . . . . . . . . . . . . . . 3-8
Changing WWW Properties . . . . . . . . . . . . . . 3-10
Viewing Signals with the Web Browser . . . . . . . . . . 3-11
Using Scopes with the Web Browser . . . . . . . . . . . 3-12
Viewing and Changing Parameters with the Web Interface . 3-13
Changing Access Levels to the Web Browser . . . . . . . 3-14
User Datagram Protocol (UDP) . . . . . . . . . . . 3-15
What Is UDP? . . . . . . . . . . . . . . . . . . . . 3-15
Why UDP? . . . . . . . . . . . . . . . . . . . . . 3-17
UDP Communication Setup . . . . . . . . . . . . . . 3-17
UDP Receive Block . . . . . . . . . . . . . . . . . . 3-19
UDP Send Block . . . . . . . . . . . . . . . . . . . 3-20
UDP Pack Block . . . . . . . . . . . . . . . . . . . 3-20
UDP Unpack Block . . . . . . . . . . . . . . . . . . 3-22
UDP Byte Reversal Block. . . . . . . . . . . . . . . . 3-23
UDP Example . . . . . . . . . . . . . . . . . . . . 3-23