.. toctree:: :maxdepth: 2
.. automodule:: canlib.j1939
.. autoclass:: canlib.j1939.Pdu :members: :undoc-members:
.. autoclass:: canlib.j1939.Pdu1 :members: :undoc-members:
.. autoclass:: canlib.j1939.Pdu2 :members: :undoc-members:
For a j1939 message, the CAN identifier is divided into the following fields:
Priority | Extended Data Page | Data Page | PDU Format | PDU Specific | Source Address |
---|---|---|---|---|---|
3 bit | 1 bit | 1 bit | 8 bit | 8 bit | 8 bit |
Use pdu_from_can_id and can_id_from_pdu to convert.
.. autofunction:: canlib.j1939.pdu_from_can_id
.. autofunction:: canlib.j1939.can_id_from_pdu