ISO 17458-2-2013 pdf download.Road vehicles- FlexRay communications system一 Part 2: Data link layer specification. This part of ISO 17458 specifies the FlexRay communication protocol which is specified for a dependable automotive network. Some of the basic characteristics of the FlexRay protocol are synchronous and asynchronous frame transfer, guaranteed frame latency and jitter during synchronous transfer, prioritization of frames during asynchronous transfer, single or multi-master clock synchronisation 1) time synchronisation across multiple networks, error detection and signalling, and scalable fault tolerance2). 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 17458-1, Road vehicles — FlexRay communications system — Part 1: General information and use case definition 3 Terms, definitions, symbols and abbreviated terms 3.1 Terms and definitions For the purposes of this document, the terms and definitions given in ISO 17458-1 and the following apply. 3.1.1 application data data produced and / or used by application tasks NOTE In the automotive context the term ‘signal’ is often used for application data exchanged among tasks. 3.1.2 bus communication system topology in which nodes…