[PDF] Top 20 Using the ethernet protocol for real-time communications in embedded systems

... that the use of switches, due to the elimination of collisions, is enough to enforce real-time behaviour in Ethernet ...true in the general ...to the same ... See full document

... current embedded applications for distributed systems are complex entities struc- tured in components, usually in a hierarchical way, favored by the component-based design ...Moreover, ... See full document

... of the REMPLI Transport Layer were developed and tested in a discrete event simulation system and the object-oriented source code served as basis for the implementation of this protocol ... See full document

... whether the system satisfies a formally specified property. It was popularized in industrial applications, ...checking, the method to formally verify real-time systems, is ... See full document

... is, the task which has the higher priority and that is ready to run is the one that takes the ...priority, the scheduling algorithm can be frist-in, frist-out (FIFO) or Round ... See full document

... Linux-oriented real-time OSs (RTOSs), such as RTLinux or RTAI, were developed which reduce or even eliminate these sources of unpredictability, normally trapping the system asynchronous ... See full document

... increasing time-to-market pressures in the electric drives industries, the development time of new algorithms and new control systems including their debugging time must ... See full document

... have real-time requirements and demand a dependable operation. A real-time system can be defined as a system that must meet their temporal specification in all anticipated load and ... See full document

... of the first solutions to eliminate collisions in shared Ethernet environments was proposed by Chen and Lu [16] based on the TDMA (Time Division Multiple Access) paradigm, where each ... See full document

... modified Ethernet switch based on the FTT paradigm. The idea behind developing the FTT-compliant switch was to extend the structural limitations of the FTT-SE protocol, ... See full document

... messages in CAN ...re-order the outgoing communication queue and, as a consequence, to guarantee the real-time behavior of CAN communications, minimizing or even avoiding ... See full document

... required the modification of the MAC sub-layer of all the Ethernet stations in the network segment, to guarantee that the colliding frames are serialized in an ... See full document

... referred in Table 6.1. The Label is a unique identier inside one resource (here a net- work resource) that distinguishes the contracts globally, the Resource type and the Resource id ... See full document

... The Ethernet solution was very appealing at the beginning, and for simplification purposes a TCP/IP protocol stack was considered, as it would allow a seamless connection to most targeted ... See full document

... and systems, “devices” are standardized and readily available off-the-shelf computers, making a significant part of their value chain quite irrelevant to the development ...However, in ... See full document

... and in-situ observation systems. Most of those systems have self- recording capabilities, so that data may be gathered for later off-line ...been the prevailing philos- ophy used in ... See full document

... is the canteen manager application, it has a “gate” where students use their cards to check in and validate the meal, purchased earlier, and can show the information on a screen with a ... See full document

... In the last decade, the semiconductor industry has experienced a paradigm shift from single pro- cessor design to multicore architecture ...by the fact that the increase in clock ... See full document

... completed in order [9]. The first stage is to gather all the customer requirements, as well as to carry out extensive and detailed planning before beginning the development process [9], ... See full document

... failures in real-time IP ...than the existing scheme Min_SegBak ...results in terms of faster failure recovery and efficient reuse of primary ...satisfy the delay requirement of ... See full document