ISO 20794-2:2020Published

Road vehicles — Clock extension peripheral interface (CXPI) — Part 2: Application layer

Véhicules routiers — Interface du périphérique d'extension d'horloge (CXPI) — Partie 2: Couche Application

Abstract / scope

This document describes the application layer protocol including the application measurement and control data management, message transfer and fault management.

The application and application layer contain the following descriptions:

— message structure;

— communication method;

— network management (optional);

— measurement and control data; and

— error handling.

This document also specifies:

— the service interface; and

— the service interface parameters.