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vcan_filtered.py

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#!/usr/bin/env python

# coding: utf-8

"""

This shows how message filtering works.

"""

import time

import can

if __name__ == '__main__':

bus = can.interface.Bus(bustype='socketcan',

channel='vcan0',

receive_own_messages=True)

can_filters = [{"can_id": 1, "can_mask": 0xf, "extended": True}]

bus.set_filters(can_filters)

notifier = can.Notifier(bus, [can.Printer()])

bus.send(can.Message(arbitration_id=1, is_extended_id=True))

bus.send(can.Message(arbitration_id=2, is_extended_id=True))

bus.send(can.Message(arbitration_id=1, is_extended_id=False))

time.sleep(10)