W&T 57630, Руководство пользователя

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5
W&T
Content
Subject to errors and modifications:
5.1.2 Alarm service 49
5.1.3 Input /Output service 49
5.1.4 System Service 50
5.2 Specifying the output mode 51
5.3 HTTP - In- and Output control from the browser 52
5.3.1 Labeling and texts 53
5.3.2 Creating your own Web site for the Web-IO 57
5.3.3 Java Applets - Auto-updating in the browser 64
Working with the Java applet 64
Using the applet with JavaScript 67
Limits when using the Java applet 71
5.4 Controlling the Web-IO with TCP/UDP Sockets 72
5.4.1 Selecting the appropriate access mode 72
5.5 Socket programming with command strings 75
5.5.1 TCP communication 75
5.5.2 UDP communication 81
5.5.3 Program-controlled error management 85
5.6 BINARY - socket programs with binary structures 91
5.6.1 Specifying the operation mode 92
5.6.2 The Web-IO as socket server 93
5.6.3 The Web-IO as socket client 94
5.6.4 The Web-IO as UDP Peer 97
5.6.5 Passwort protection 100
5.6.6 BINARY - The IO structures 102
5.6.7 Definition of the IO structures 103
5.6.8 Working with the IO structures 104
5.6.9 IO structures in various languages 109
5.7 Box-to-Box 116
5.7.1 Configuring theSlave Web-IO 116
5.7.2 Configuring the master 119
5.7.3 GetBox-to-Box connection status 124
5.7.4 Stopping Box-to-Box mode 124
5.7.6 Box-to-Box notes and limitations 126
5.8 OPC - standardized access 128
5.8.1 Installing the OPC-Server 128
5.8.2 Uninstalling 129
5.8.3 Configuration 129
5.8.4 Configuring the Web-IO as an OPC device 132
5.8.5 Program options 134
5.8.6 Direct control from control panels 136
Abbreviations used 136