PLC Remote Communication Function Collection (Internet, LAN)
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Contents Preface The first chapter outlines ········································ 11.1 OPC technology OPC essence --COM / DCOM ······················· 21.2 OPCDA204 specification DESCRIPTION ··············· ················· 41.3 OPC interface definition objects ···························· ····· 61.4 OPC synchronous asynchronous newsletter ... ····················································································································································································································································· ···························· ATL Chapter 10 Introduction ················ ························ 122.1COM basis ······················· ···················································································· Description ······································· added 202.4 component Object ?????? ······························· 232.5 add properties and methods (functions) component object ········ ··············································································· ···· 34 Chapter 3 ATL Development OPC Server ·························································· ·························· 373.2OPC Group object definition ··················· ············· 413.3 for the client callback defined .................. 463.4 OPC server design and initial implementation ... ································································ asynchronous communication ················· 503.6OPC server implementation ·························· 683.7OPC server browser address space to achieve ······················ 843.8OPC server registered ········ ······································································· ··········································································································································································································· Program (VC asynchronous articles) ············································································· ··············· 1404.4OPC client (VB asynchronous articles) ························· 1464.5 OPC client (VC multiple groups chapter) ························ 1554.6OPC client (VB browse articles address space) ????? ················································································· Remote Access ···························································································· ·························································································································· program realization (VC) ············ 177 Appendix: programming functions and common nouns Profile ························ 187 reference ··············································· 192 book features
The first introduction to the books prepared by the OPC server; the first OPC technical book prepared by the Chinese people;
The first book is available in China to provide books for OPC (DA2.0) server source code;
Wonderful source OPC server (ATL development);
Wonderful source code Visual Basic customer program instance (asynchronous, synchronous, browsing address space);
Wonderful source code Visual C customer program instance (asynchronous, synchronous, remote, browsing address space);
Technical guidance by http://www.opc-china.com website;
Collect the Delphi, C Builder and other language OPC clients of the OPC client, and write documents, add these instances, provide a draft fee, and join your name in the editor.
