How to use canmatrix - 10 common examples

To help you get started, we’ve selected a few canmatrix examples, based on popular ways it is used in public projects.

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ebroecker / canmatrix / test / createTestFdMatrix.py View on Github

import codecs
import sys
sys.path.append('..')

import canmatrix
#
# create target Matrix
#

db = canmatrix.CanMatrix()

db.boardUnits.add(canmatrix.BoardUnit("testBU"))
db.boardUnits.add(canmatrix.BoardUnit("recBU"))

myFrame1 = canmatrix.Frame("canFdStandard1",Id=1,  dlc=24, is_fd = True, transmitter=["testBU"])
myFrame2 = canmatrix.Frame("CanFdExtended2",Id=2,  dlc=16, extended = True, is_fd = True, transmitter=["testBU"])
myFrame3 = canmatrix.Frame("CanExtended3", Id=3, dlc=8, extended = True, transmitter=["testBU"])
myFrame4 = canmatrix.Frame("CanStandard4", Id=4,  dlc=8)

mySignal1 = canmatrix.Signal("signal1", signalSize=64, startBit=0, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal2 = canmatrix.Signal("signal2", signalSize=64, startBit=64, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal3 = canmatrix.Signal("signal3", signalSize=64, startBit=128, is_little_endian=True, min=0, max=0, is_signed=True)

myFrame1.addSignal(mySignal3)
myFrame1.addSignal(mySignal2)
myFrame1.addSignal(mySignal1)


myFrame2.addSignal(mySignal2)
myFrame2.addSignal(mySignal1)

ebroecker / canmatrix / test / createTestFdMatrix.py View on Github

# create target Matrix
#

db = canmatrix.CanMatrix()

db.boardUnits.add(canmatrix.BoardUnit("testBU"))
db.boardUnits.add(canmatrix.BoardUnit("recBU"))

myFrame1 = canmatrix.Frame("canFdStandard1",Id=1,  dlc=24, is_fd = True, transmitter=["testBU"])
myFrame2 = canmatrix.Frame("CanFdExtended2",Id=2,  dlc=16, extended = True, is_fd = True, transmitter=["testBU"])
myFrame3 = canmatrix.Frame("CanExtended3", Id=3, dlc=8, extended = True, transmitter=["testBU"])
myFrame4 = canmatrix.Frame("CanStandard4", Id=4,  dlc=8)

mySignal1 = canmatrix.Signal("signal1", signalSize=64, startBit=0, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal2 = canmatrix.Signal("signal2", signalSize=64, startBit=64, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal3 = canmatrix.Signal("signal3", signalSize=64, startBit=128, is_little_endian=True, min=0, max=0, is_signed=True)

myFrame1.addSignal(mySignal3)
myFrame1.addSignal(mySignal2)
myFrame1.addSignal(mySignal1)


myFrame2.addSignal(mySignal2)
myFrame2.addSignal(mySignal1)


db.frames.addFrame(myFrame1)
db.frames.addFrame(myFrame2)
db.frames.addFrame(myFrame3)
db.frames.addFrame(myFrame4)

ebroecker / canmatrix / test / createTestFdMatrix.py View on Github

#!/usr/bin/env python
# coding=utf-8
import codecs
import sys
sys.path.append('..')

import canmatrix
#
# create target Matrix
#

db = canmatrix.CanMatrix()

db.boardUnits.add(canmatrix.BoardUnit("testBU"))
db.boardUnits.add(canmatrix.BoardUnit("recBU"))

myFrame1 = canmatrix.Frame("canFdStandard1",Id=1,  dlc=24, is_fd = True, transmitter=["testBU"])
myFrame2 = canmatrix.Frame("CanFdExtended2",Id=2,  dlc=16, extended = True, is_fd = True, transmitter=["testBU"])
myFrame3 = canmatrix.Frame("CanExtended3", Id=3, dlc=8, extended = True, transmitter=["testBU"])
myFrame4 = canmatrix.Frame("CanStandard4", Id=4,  dlc=8)

mySignal1 = canmatrix.Signal("signal1", signalSize=64, startBit=0, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal2 = canmatrix.Signal("signal2", signalSize=64, startBit=64, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal3 = canmatrix.Signal("signal3", signalSize=64, startBit=128, is_little_endian=True, min=0, max=0, is_signed=True)

myFrame1.addSignal(mySignal3)
myFrame1.addSignal(mySignal2)
myFrame1.addSignal(mySignal1)

ebroecker / canmatrix / test / createTestFdMatrix.py View on Github

sys.path.append('..')

import canmatrix
#
# create target Matrix
#

db = canmatrix.CanMatrix()

db.ecus.add(canmatrix.ecu("testBU"))
db.ecus.add(canmatrix.ecu("recBU"))

myFrame1 = canmatrix.Frame("canFdStandard1",Id=1,  dlc=24, is_fd = True, transmitter=["testBU"])
myFrame2 = canmatrix.Frame("CanFdExtended2",Id=2,  dlc=16, extended = True, is_fd = True, transmitter=["testBU"])
myFrame3 = canmatrix.Frame("CanExtended3", Id=3, dlc=8, extended = True, transmitter=["testBU"])
myFrame4 = canmatrix.Frame("CanStandard4", Id=4,  dlc=8)

mySignal1 = canmatrix.Signal("signal1", signalSize=64, startBit=0, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal2 = canmatrix.Signal("signal2", signalSize=64, startBit=64, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal3 = canmatrix.Signal("signal3", signalSize=64, startBit=128, is_little_endian=True, min=0, max=0, is_signed=True)

myFrame1.add_signal(mySignal3)
myFrame1.add_signal(mySignal2)
myFrame1.add_signal(mySignal1)


myFrame2.add_signal(mySignal2)
myFrame2.add_signal(mySignal1)


db.frames.add_frame(myFrame1)
db.frames.add_frame(myFrame2)

ebroecker / canmatrix / test / createTestFdMatrix.py View on Github

import canmatrix
#
# create target Matrix
#

db = canmatrix.CanMatrix()

db.ecus.add(canmatrix.ecu("testBU"))
db.ecus.add(canmatrix.ecu("recBU"))

myFrame1 = canmatrix.Frame("canFdStandard1",Id=1,  dlc=24, is_fd = True, transmitter=["testBU"])
myFrame2 = canmatrix.Frame("CanFdExtended2",Id=2,  dlc=16, extended = True, is_fd = True, transmitter=["testBU"])
myFrame3 = canmatrix.Frame("CanExtended3", Id=3, dlc=8, extended = True, transmitter=["testBU"])
myFrame4 = canmatrix.Frame("CanStandard4", Id=4,  dlc=8)

mySignal1 = canmatrix.Signal("signal1", signalSize=64, startBit=0, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal2 = canmatrix.Signal("signal2", signalSize=64, startBit=64, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal3 = canmatrix.Signal("signal3", signalSize=64, startBit=128, is_little_endian=True, min=0, max=0, is_signed=True)

myFrame1.add_signal(mySignal3)
myFrame1.add_signal(mySignal2)
myFrame1.add_signal(mySignal1)


myFrame2.add_signal(mySignal2)
myFrame2.add_signal(mySignal1)


db.frames.add_frame(myFrame1)
db.frames.add_frame(myFrame2)
db.frames.add_frame(myFrame3)
db.frames.add_frame(myFrame4)

ebroecker / canmatrix / test / createTestFdMatrix.py View on Github

# create target Matrix
#

db = canmatrix.CanMatrix()

db.ecus.add(canmatrix.ecu("testBU"))
db.ecus.add(canmatrix.ecu("recBU"))

myFrame1 = canmatrix.Frame("canFdStandard1",Id=1,  dlc=24, is_fd = True, transmitter=["testBU"])
myFrame2 = canmatrix.Frame("CanFdExtended2",Id=2,  dlc=16, extended = True, is_fd = True, transmitter=["testBU"])
myFrame3 = canmatrix.Frame("CanExtended3", Id=3, dlc=8, extended = True, transmitter=["testBU"])
myFrame4 = canmatrix.Frame("CanStandard4", Id=4,  dlc=8)

mySignal1 = canmatrix.Signal("signal1", signalSize=64, startBit=0, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal2 = canmatrix.Signal("signal2", signalSize=64, startBit=64, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal3 = canmatrix.Signal("signal3", signalSize=64, startBit=128, is_little_endian=True, min=0, max=0, is_signed=True)

myFrame1.add_signal(mySignal3)
myFrame1.add_signal(mySignal2)
myFrame1.add_signal(mySignal1)


myFrame2.add_signal(mySignal2)
myFrame2.add_signal(mySignal1)


db.frames.add_frame(myFrame1)
db.frames.add_frame(myFrame2)
db.frames.add_frame(myFrame3)
db.frames.add_frame(myFrame4)

ebroecker / canmatrix / test / createTestFdMatrix.py View on Github

myFrame2.addSignal(mySignal2)
myFrame2.addSignal(mySignal1)


db.frames.addFrame(myFrame1)
db.frames.addFrame(myFrame2)
db.frames.addFrame(myFrame3)
db.frames.addFrame(myFrame4)


#
#
# export the new (target)-Matrix for example as .dbc:
#

canmatrix.formats.dumpp({"": db}, "testfd.dbc", dbcExportEncoding='iso-8859-1',
             dbcExportCommentEncoding='iso-8859-1')

ebroecker / canmatrix / test / createTestMatrix.py View on Github

db.ecu_by_name("testBU").add_comment("sender ECU")
db.ecu_by_name("testBU").add_attribute("NetworkNode", 0x111)
db.ecu_by_name("recBU").add_comment("receiver ECU")

db.frame_by_name("testFrame1").cycle_time = 100


db.add_ecu_defines("NetworkNode", 'INT 0 65535')


#
#
# export the new (target)-Matrix for example as .dbc:
#

canmatrix.formats.dumpp({"myMatrix": db}, "test.dbc", dbcExportEncoding='iso-8859-1',
             dbcExportCommentEncoding='iso-8859-1')

ebroecker / canmatrix / test / createTestFdMatrix.py View on Github

#!/usr/bin/env python
# coding=utf-8
import codecs
import sys
sys.path.append('..')

import canmatrix
#
# create target Matrix
#

db = canmatrix.CanMatrix()

db.ecus.add(canmatrix.ecu("testBU"))
db.ecus.add(canmatrix.ecu("recBU"))

myFrame1 = canmatrix.Frame("canFdStandard1",Id=1,  dlc=24, is_fd = True, transmitter=["testBU"])
myFrame2 = canmatrix.Frame("CanFdExtended2",Id=2,  dlc=16, extended = True, is_fd = True, transmitter=["testBU"])
myFrame3 = canmatrix.Frame("CanExtended3", Id=3, dlc=8, extended = True, transmitter=["testBU"])
myFrame4 = canmatrix.Frame("CanStandard4", Id=4,  dlc=8)

mySignal1 = canmatrix.Signal("signal1", signalSize=64, startBit=0, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal2 = canmatrix.Signal("signal2", signalSize=64, startBit=64, is_little_endian=True, min=0, max=0, is_signed=True, receiver=["recBU"])
mySignal3 = canmatrix.Signal("signal3", signalSize=64, startBit=128, is_little_endian=True, min=0, max=0, is_signed=True)

myFrame1.add_signal(mySignal3)
myFrame1.add_signal(mySignal2)
myFrame1.add_signal(mySignal1)

ebroecker / canmatrix / test / test_codec.py View on Github

def test_decode_signal(self):
        s1 = Signal('signal', signalSize=8)
        self.assertEqual(s1.raw2phys(1), 1)
        self.assertEqual(s1.raw2phys(127), s1.max)
        self.assertEqual(s1.raw2phys(-128), s1.min)

        s2 = Signal('signal', signalSize=10, is_signed=False)
        self.assertEqual(s2.raw2phys(10), 10)
        self.assertEqual(s2.raw2phys(s2.max), 1023)
        self.assertEqual(s2.raw2phys(s2.min), 0)

        s3 = Signal('signal', signalSize=8, factor=2)
        self.assertEqual(s3.raw2phys(5), 10)
        self.assertEqual(s3.raw2phys(127), s3.max)
        self.assertEqual(s3.raw2phys(-128), s3.min)

        s4 = Signal('signal', signalSize=8, is_signed=False, factor=5)
        self.assertEqual(s4.raw2phys(2), 10)
        self.assertEqual(s4.raw2phys(255), s4.max)
        self.assertEqual(s4.raw2phys(0), s4.min)

        s5 = Signal('signal', signalSize=8, offset=2)
        self.assertEqual(s5.raw2phys(8), 10)
        self.assertEqual(s5.raw2phys(127), s5.max)
        self.assertEqual(s5.raw2phys(-128), s5.min)

        s6 = Signal('signal', signalSize=8, is_signed=False, offset=5)
        self.assertEqual(s6.raw2phys(5), 10)

How to use canmatrix - 10 common examples

To help you get started, we’ve selected a few canmatrix examples, based on popular ways it is used in public projects.

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