The SCRIPT plugin of Multi-Protocol MasterOPC Server is provided for programming of devices in the built-in programming language based on the LUA script language. The built-in programming language allows you to solve such tasks as development of own protocols, creation of device simulators, data processing, or interaction with external programs.
Capabilities of the built-in script language
The built-in editor with highlight of keywords and access to tags and libraries
Support of simple development of OPC DA/HDA servers for communication protocols based on COM or TCP/IP
Functions to operate with ports
Functions to operate with files, arrays and strings
Functions to operate with SQLite databases
Computation of a variable value after reading or before writing
Working with quality of values according to OPC standards
Development of generators of values
ODBC technology provides integration with various DBMS (MS SQL, Oracle, MySQL, PostgreSQL, etc.). Built-in script editor exposes additional functionality to process data returned by an arbitrary SQL query. This makes integration of OPC server with applications that do not support OPC natively such as MES, ERP and BI systems a breeze.
I use the OPC Server as part of a dispatch system for an individual heat point in a business center. The program works with controllers via RS-232 ports. This solution has a lot of advantages. Remote parameter monitoring is available. The created system provides convenient...
We bought the OPC Server and OPC Client about three years ago. We decided to modernize the pumping station. In this regard, we had to improve the performance of the control room. Previously, our employees made the rounds every half an hour: they recorded water meter...