A typical node on a J1850 in-vehicle computer network uses only a subset of the total message set. Discarding unwanted messages requires node resources including time, RAM, and ROM. No single message discarding scheme will simultaneously have minimum impact on all three resources. This paper investigates tradeoffs of various schemes.For this paper, tradeoffs are determined using a Motorola 68HC11. One algorithm is very fast, but uses considerable ROM. Another algorithm uses minimal ROM, but can be extremely slow. Other presented algorithms give a range of speed verses ROM tradeoffs. RAM usage was not a significant issue.


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    Titel :

    Tradeoffs in Handling Unwanted J1850 Messages


    Weitere Titelangaben:

    Sae Technical Papers


    Beteiligte:
    Bartlett, Andrew (Autor:in) / Croft, Daniel (Autor:in)

    Kongress:

    Symposium On Future Transportation Electronics: Multiplexing And In-Vehicle Networking ; 1995



    Erscheinungsdatum :

    01.08.1995




    Medientyp :

    Aufsatz (Konferenz)


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


    Mapping SAE J1850 messages into CAN Version 2,0

    Millsap,A.W. / Lowden,M.T. / Folkerts,M.A. et al. | Kraftfahrwesen | 1993


    Mapping SAE J1850 Messages into CAN Version 2.0

    Millsap, Arnold W. / Unruh, Jan / Lowden, Mark T. et al. | SAE Technical Papers | 1993


    Uniform management of SAE J1850 and controller area network messages

    Unruh,J. / Dais,S. / Lowden,M. et al. | Kraftfahrwesen | 1994


    Uniform management of SAE J1850 and controller area network messages

    Unruh, J. / Dais, S. / Lowden, M. et al. | British Library Conference Proceedings | 1994


    J1850 Compatible Node Development

    Riley, Michael / Moyer, Raymond | SAE Technical Papers | 1996