CAN Standard Review: Changes and Enhancements of the ISO 11898

The reviewed ISO 11898 standard has been completely restructured. It is now divided in two parts: ISO 11898-1 specifies the data link layer with its LLC and MAC sub-layers; ISO 11898-2 describes the high-speed MAU and MDI sub-layers. The reviewed documents has been harmonized with the C and VHDL models from Bosch, this is mainly the integration of the implementation guidelines. In addition, an optional Bus Monitoring Mode and the Time-Triggered Communication (TTC) option have been specified.