21/30430245 DC

This standard 21/30430245 DC BS ISO 16844-6. Road vehicles. Tachograph systems is classified in these ICS categories:

• 43.040.10 Electrical and electronic equipment

This document specifies the CAN-based and the K-Line communication between the recording equipment and service tools for software download and calibrating purposes. The provided requirements and recommendations cover physical, data link, network, session, and application layers according to the OSI reference model as well as the unified diagnostics services. This communication is secured as specified in the ISO 14299 series.