5OPC DA 3.00 Specification [EB/OL]. 2003-12. Http://www. opcfoundation.org/.
6Zhang W,Branicky M S,Phillips S M.Stability of Networked Control Systems[J].IEEE Control Systems Magazine,2001,21 (1):84-99.
7Walsh G C,Ye H.Scheduling of Networked Control Systems[J].IEEE Control Systems Magazine,2001,21 (1):57-65.
8Loeser J,Haertig H.Using Switched Ethernet for Hard Real-time Communication[C]// Proc.of International Conference on Parallel Computing in Electrical Engineering,Dresden,Germany,2004.
9Lee K C,Lee S.Performance Evaluation of Switched Ethernet for Real-time Industrial Communications[J].Computer Standards &Interfaces,2002,24(5):411-423.
10Henriksson D,Cervin A.True Time 1.2 Reference Manual[Z].Department of Automatic Control,Lund University,Sweden,2004-10.
