PLC (programmable logic controllers) by SAIA-Burgess Connection between PC and PLC The VDDSAIA communication driver Data exchange protocols Visualization and control (SCADA/HMI)
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Technologies Used

Released on Aug 20, 2004 (6973 views)

Article describing the technologies used for developing the application.

Wonderware I/O Server Toolkit

VDDSAIA uses I/O Server Toolkit version from Wonderware to communicate with other applications using the DDE, NetDDE, and SuiteLink protocols.

SAIA-Burgess DLL Libraries

To communicate with PCD devices, VDDSAIA uses the communication libraries and communication driver (SAIA Communication Driver) delivered directly by the manufacturer of PCDs, SAIA-Burgess. The communication libraries consist of 4 DLL files; the communication driver is an executable program (SCommDrv.exe) that is automatically launched in the background as needed, with its icon visible in the systray, to the right from the bottom task bar.

Help Files

  • SCommDlg.hlp - help for windows used to configure communication channels and connections
  • SCommDrv.hlp - help for the communication driver All the above components will be installed automatically when VDDSAIA is installed.

Related articles:
Introduction (2004-09-02)
Installation & Launching (2004-08-26)
Registered & Unregistered Use (2004-08-23)
Functionality & Operation (2004-08-22)
Configuring The Application (2004-08-21)

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2011-01-04: New version released
New version of VDDSAIA was released. The installation files can be downloaded from the download section as usual.

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