DICOS: a real-time distributed industrial control system for embedded applications

被引:4
作者
Campelo, JC [1 ]
Yuste, P [1 ]
Gil, PJ [1 ]
Serrano, JJ [1 ]
机构
[1] Univ Politecn Valencia, Dept Comp Engn, Fault Tolerant Syst Grp, Valencia 46022, Spain
关键词
embedded system; distributed computer control system; reliability; safety; deadline; fault tolerance;
D O I
10.1016/S0967-0661(00)00120-9
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
The Fault-tolerant Systems Research Group of the Technical University of Valencia has developed the distributed industrial central system (DICOS) system. This paper describes DICOS nodes. The architecture of DICOS nodes and the error detection mechanisms used are presented. These mechanisms are based on the internal capabilities of the 16-bit microcontroller used and control flow checking and deadlines control with the aid of a second 8-bit microcontroller. Experimental results about the effectiveness of those mechanisms are shown in this paper. (C) 2001 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:439 / 447
页数:9
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