An Improved Deadline-Based Message Scheduling Algorithm for Real-Time Control Network

Author(s):  
Qingyu Yang ◽  
Lincang Ju ◽  
Sibo Ge ◽  
Ren Shi
2006 ◽  
Vol 2 (4) ◽  
pp. 242-254 ◽  
Author(s):  
Colin Ryan ◽  
Donal Heffernan ◽  
Gabriel Leen

2011 ◽  
Vol 460-461 ◽  
pp. 741-746 ◽  
Author(s):  
Ming Ye

Wireless sensor real-time control network is important construction part. With same Real-time system, this network need Real-time and reliability. Modern network mainly is Ethernet. This network speed is fast than the older, the simple protocol, the lower cost and integrate TCP/IP technique in the IT world. But because its self mechanism decide that it is a no-realtime network. This paper propose a novel wireless sensor real-time control network protocol model based on Ethernet hardware, including protocol logic, communication strategy logic, server logic, communication control logic and CMIB. At the same time, this paper introduce work flows and main function of main constructing part of this real-time protocol model.


1999 ◽  
Vol 6 (53) ◽  
Author(s):  
Torsten K. Iversen ◽  
Kåre J. Kristoffersen ◽  
Kim G. Larsen ◽  
Morten Laursen ◽  
Rune G. Madsen ◽  
...  

In this paper, we present a method for automatic verification<br />of real-time control programs running on LEGO <br />RCX bricks using the verification tool UPPAAL. The control<br />programs, consisting of a number of tasks running concurrently,<br />are automatically translated into the timed automata<br />model of UPPAAL. The fixed scheduling algorithm<br />used by the LEGO RCX processor is modeled in UPPAAL,<br />and supply of similar (sufficient) timed automata<br />models for the environment allows analysis of the overall<br />real-time system using the tools of UPPAAL. To illustrate<br />our techniques we have constructed, modeled and verified<br />a machine for sorting LEGO bricks by color.


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