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63 lignes
1.9 KiB

#!/usr/bin/env python3
# coding: utf-8
from __future__ import absolute_import, print_function
import sys
import argparse
import socket
from datetime import datetime
import can
from can import Bus, BusState, Logger
def decon(msg_id):
msg_prio=msg_id>>26
msg_type=(msg_id>>24) & 0x03
msg_dst=(msg_id>>16) & 0xFF
msg_src=(msg_id>>8) & 0xFF
msg_cmd=msg_id & 0xFF
print("prio: ", hex(msg_prio),"type: ", hex(msg_type)," dst: ", hex(msg_dst)," src: ", hex(msg_src)," cmd: ",hex(msg_cmd))
return [msg_prio, msg_type, msg_dst, msg_src, msg_cmd]
def main():
verbosity = 2
logging_level_name = ['critical', 'error', 'warning', 'info', 'debug', 'subdebug'][min(5, verbosity)]
can.set_logging_level(logging_level_name)
can_filters = []
config = {"can_filters": can_filters, "single_handle": True}
config["interface"] = "socketcan"
config["bitrate"] = 125000
bus = Bus("can1", **config)
print('Connected to {}: {}'.format(bus.__class__.__name__, bus.channel_info))
print('Can Logger (Started on {})\n'.format(datetime.now()))
try:
while True:
msg = bus.recv(1)
if msg is not None:
de=decon(msg.arbitration_id)
m= { "prio": hex(de[0]), "type": hex(de[1]), "dst": hex(de[2]), "src": hex(de[3]), "cmd": hex(de[4]), "target": hex(msg.data[0]) }
if de[2] is 3 and msg.data[0] is 3 and de[1] is 0 and de[3] is 3 and de[4] is 3 :
print(m)
m = can.Message(arbitration_id=0x0C030900,
data=[3],
extended_id=True)
try:
bus.send(m)
except BaseException as e:
logging.error("Error sending can message {%s}: %s" % (m, e))
except KeyboardInterrupt:
pass
finally:
bus.shutdown()
if __name__ == "__main__":
main()