I have been working in a Raspberry with an MCP2515 CAN bus device for read entire values of J1939 messages on broadcasting with python .
I would like to filter the J1939 messages, but i'm not undestand the meaning of the can-mask and how I discorver that. In the docs of python-can says :
All messages that match at least one filter are returned. If filters is None or a zero length sequence, all messages are matched.
[{"can_id": 0x11, "can_mask": …