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Power Line Carrier Communications for Commercial Vehicles
- Ground Vehicle Standard
- J2497_200706
- Revised
Sector:
Issuing Committee:
Language:
English
Scope
This SAE Recommended Practice defines a method for implementing a bidirectional, serial communications link over the vehicle power supply line among modules containing microcomputers. This document defines those parameters of the serial link that relate primarily to hardware and software compatibility such as interface requirements, system protocol, and message format that pertain to Power Line Communications (PLC) between Tractors and Trailers.
This document defines a method of activating the trailer ABS Indicator Lamp that is located in the tractor.
Rationale
This document has been updated to provide a new method of dynamic MID assignments as well as other minor updates for corrections in the document. Specific changes include:
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Section 11 - PLC Network Message Format Definitions Unique to SAE J2497 (New). This section defines the method for dynamic MID assignments where multiple trailers and/or towed vehicles are used.
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Update to Intellectual Property LicensingCorrected references to potential intellectual property right interests.
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Technical Updates to SAE J2497Corrected text where appropriate and made minor updates to technical specifications, including:
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Section 7.1 – Corrected waveform description.
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Section 7.4 – Updated conducted emissions limit specification.
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Section 8.1 – Updated superior states recognition specification.
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Section 9.1 – Updated lamp timing tolerances.
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Topic
Data Sets - Support Documents
No Datasets Available
Issuing Committee
Truck and Bus Low Speed Communication Network Committee
The Truck and Bus Low Speed Communications Network Subcommittee of the Truck and Bus Electrical and Electronics Committee shall develop and review information reports, recommended practices and standards concerned with the electronic signals and information transmitted among truck and bus electronic components.
Reference
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