1 Scope
This standard specifies communication protocols between battery management system (hereinafter referred to as BMS) and off-board charger (hereinafter referred to as charger) for electric vehicles.
This standard is applicable to off-board charging for electric vehicles.
This standard specifies 29-bit CAN identifier and 250 kbps communication baud rate. However, this standard not limited to 29-bit identifier and 250 kbps communication baud rate; if extended formatting was used, their CAN identifiers shall be formulated by reference to this standard.
2 Normative References
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.
ISO 11898-1:2006 Road Vehicles — Controller Area Network(CAN) — Part 1: Data Link Layer and Physical Signaling
SAE J1939-11:2006 Recommended Practice for a Serial Control and Communications Vehicle Network — Part 11: Physical Layer, 250K bits/s, Twisted Shielded Pair
SAE J1939-21:2006 Recommended Practice for a Serial Control and Communications Vehicle Network — Part 21: Data Link Layer
3 Terms and Definitions
For the purpose of this document, the following terms and definitions apply.
3.1
Frame
A series of data bits constituting a complete information.
3.2
Identifier
A symbol which establishes the identity of CAN arbitration field.
Foreword II
1 Scope
2 Normative References
3 Terms and Definitions
4 Physical Interface
5 Data Link Layer
6 Charging Process
Appendix A (Normative) Format and Content of Application Layer Message
Appendix B (Informative) Charging Flowchart
