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HotNoobHotNoob
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ooof, didnt add the canbus sim files. here they are
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‎protocols/debug.holding_registry_map.csv‎

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variable name;data type;register;documented name;length;writeable;unit;values;note;
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;USHORT;15;debug;2byte;R;10mA;;Positive: charging Negative: discharging;

‎protocols/debug.json‎

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{
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"reader" : "pace",
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"batch_size": 1
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}

‎protocols/pace_bms_v1.3.input_registry_map.csv‎

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variable name;data type;register;documented name;length;writeable;unit;values;note;
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;SHORT;0;Current;2byte;R;10mA;;Positive: charging Negative: discharging;
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;USHORT;1;Voltage of pack;2byte;R;10mV;;;
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;8BIT;2;SOC;2byte;R;%;0~100%;;
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;8BIT;3;SOH;2byte;R;%;0~100%;;
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;USHORT;4;Remain capacity;2byte;R;10mAH;;;
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;USHORT;5;Full capacity;2byte;R;10mAH;;;
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;USHORT;6;Design capacity;2byte;R;10mAH;;;
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;USHORT;7;Battery cycle counts;2byte;R;Cycles;;;
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;16BIT_FLAGS;9;Warning flag;2byte;R;;;See description-1;
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;16BIT_FLAGS ;10;Protection flag;2byte;R;;;See description-2;
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;8BIT_FLAGS ;11;Fault flag;2byte;R;;;See description-3;
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;8BIT_FLAGS ;11.b8;Status Flag;;R;;;;
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;16BIT_FLAGS ;12;Balance status;2byte;R;;;;
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;USHORT;15;Cell voltage 1;32byte;R;mV;;Voltage of 16 cells; 2 byte for each cell
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;USHORT;16;Cell voltage 2;;R;mV;;;
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;USHORT;17;Cell voltage 3;;R;mV;;;
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;USHORT;18;Cell voltage 4;;R;mV;;;
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;USHORT;19;Cell voltage 5;;R;mV;;;
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;USHORT;20;Cell voltage 6;;R;mV;;;
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;USHORT;21;Cell voltage 7;;R;mV;;;
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;USHORT;22;Cell voltage 8;;R;mV;;;
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;USHORT;23;Cell voltage 9;;R;mV;;;
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;USHORT;24;Cell voltage 10;;R;mV;;;
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;USHORT;25;Cell voltage 11;;R;mV;;;
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;USHORT;26;Cell voltage 12;;R;mV;;;
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;USHORT;27;Cell voltage 13;;R;mV;;;
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;USHORT;28;Cell voltage 14;;R;mV;;;
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;USHORT;29;Cell voltage 15;;R;mV;;;
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;USHORT;30;Cell voltage 16;;R;mV;;;
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;4bit;31;Cell temperature 1;8byte;R;01.c;;4 cell temperature; 2 byte for each cell
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;4bit;31.b4;Cell temperature 2;;R;01.c;;;
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;4bit;31.b8;Cell temperature 3;;R;01.c;;;
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;4bit;31.b12;Cell temperature 4;;R;01.c;;;
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;4bit;32;Cell temperature 5;;R;01.c;;;
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;4bit;32.b4;Cell temperature 6;;R;01.c;;;
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;4bit;32.b8;Cell temperature 7;;R;01.c;;;
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;4bit;32.b12;Cell temperature 8;;R;01.c;;;
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;4bit;33;Cell temperature 9;;R;01.c;;;
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;4bit;33.b4;Cell temperature 10;;R;01.c;;;
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;4bit;33.b8;Cell temperature 11;;R;01.c;;;
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;4bit;33.b12;Cell temperature 12;;R;01.c;;;
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;4bit;34;Cell temperature 13;;R;01.c;;;
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;4bit;34.b4;Cell temperature 14;;R;01.c;;;
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;4bit;34.b8;Cell temperature 15;;R;01.c;;;
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;4bit;34.b12;Cell temperature 16;;R;01.c;;;
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;SHORT;35;MOSFET temperature;2byte;R;0.1c;;Or invalid;
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;SHORT;36;Environment temperature;2byte;R;0.1c;;Or invalid;
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;USHORT;60;Pack OV alarm;2byte;RW;mV;;;
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;USHORT;61;Pack OV protection;2byte;RW;mV;;;
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;USHORT;62;Pack OV release protection;2byte;RW;mV;;;
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;UINT8;63;Pack OV protection delay time;2byte;RW;0.1S;1~255;;
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;USHORT;64;Cell OV alarm;2byte;RW;mV;;;
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;USHORT;65;Cell OV protection;2byte;RW;mV;;;
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;USHORT;66;Cell OV release protection;2byte;RW;mV;;;
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;UINT8;67;Cell OV protection delay time;2byte;RW;0.1S;1~255;;
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;USHORT;68;Pack UV alarm;2byte;RW;mV;;;
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;USHORT;69;Pack UV protection;2byte;RW;mV;;;
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;USHORT;70;Pack UV release protection;2byte;RW;mV;;;
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;UINT8;71;Pack UV protection delay time;2byte;RW;0.1S;1~255;;
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;USHORT;72;Cell UV alarm;2byte;RW;mV;;;
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;USHORT;73;Cell UV protection;2byte;RW;mV;;;
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;USHORT;74;Cell UV release protection;2byte;RW;mV;;;
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;UINT8;75;Cell UV protection delay time;2byte;RW;0.1S;1~255;;
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;USHORT;76;Charging OC alarm;2byte;RW;A;;;
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;USHORT;77;Charging OC protection;2byte;RW;A;;;
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;UINT8;78;Charging OC protection delay time;2byte;RW;0.1S;1~255;;
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;USHORT;79;Discharging OC alarm;2byte;RW;A;;;
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;USHORT;80;DischargingOCprotection;2byte;RW;A;;;
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;UINT8;81;DischargingOCprotection delay time;2byte;RW;0.1S;1~255;;
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;USHORT;82;Discharging OC-2 protection;2byte;RW;A;;;
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;UINT8;83;Discharging OC-2 protection delay time;2byte;RW;0.025S;1~255;;
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;SHORT;84;Charging OT alarm;2byte;RW;0.1c;;;
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;SHORT;85;Charging OT protection;2byte;RW;0.1c;;;
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;SHORT;86;Charging OT release protection;2byte;RW;0.1c;;;
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;SHORT;87;Discharging OT alarm;2byte;RW;0.1c;;;
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;SHORT;88;DischargingOTprotection;2byte;RW;0.1c;;;
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;SHORT;89;Discharging OT release;2byte;RW;0.1c;;;
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;SHORT;90;Charging UT alarm;2byte;RW;0.1c;;;
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;SHORT;91;Charging UT protection;2byte;RW;0.1c;;;
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;SHORT;92;Charging UT release protection;2byte;RW;0.1c;;;
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;SHORT;93;Discharging UT alarm;2byte;RW;0.1c;;;
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;SHORT;94;DischargingUTprotection;2byte;RW;0.1c;;;
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;SHORT;95;Discharging UT release protection;2byte;RW;0.1c;;;
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;SHORT;96;MOSFET OT alarm;2byte;RW;0.1c;;Or invalid parameters in BMS-4820;
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;SHORT;97;MOSFET OT protection;2byte;RW;0.1c;;;
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;SHORT;98;MOSFET OT release protection;2byte;RW;0.1c;;;
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;SHORT;99;Environment OT alarm;2byte;RW;0.1c;;;
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;SHORT;100;EnvironmentOTprotection;2byte;RW;0.1c;;;
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;SHORT;101;Environment OT release protection;2byte;RW;0.1c;;;
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;SHORT;102;Environment UT alarm;2byte;RW;0.1c;;;
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;SHORT;103;EnvironmentUTprotection;2byte;RW;0.1c;;;
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;SHORT;104;Environment UT release protection;2byte;RW;0.1c;;;
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;USHORT;105;Balance start cell voltage;2byte;RW;mV;;;
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;USHORT;106;Balance start delta voltage;2byte;RW;mV;;;
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;USHORT;107;Pack full-charge voltage;2byte;RW;mV;;;
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;USHORT;108;Pack full-charge current;2byte;RW;mA;;;
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;USHORT;109;Cell sleep voltage;2byte;RW;mV;;;
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;USHORT;110;Cell sleep delay time;2byte;RW;min;;;
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;UINT8;111;Short circuit protect delay time;2byte;RW;25uS;1~20;Max 500uS;
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;UINT8;112;SOC alarm threshold;2byte;RW;%;0~100%;;
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;USHORT;113;Charging OC-2 protection;2byte;RW;A;;;
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;UINT8;114;Charging OC-2 protection delay time;2byte;RW;0.025S;1~255;;
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;;0150-0159;Version information;20byte;R;ASCII;;;
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;;0160-0169;Model SN;20byte;RW;ASCII;;BMS Manufacturer;
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Serial Number ;ASCII;0170-0179;PACK SN;20byte;RW;ASCII;;PACK Manufacturer;

‎tools/canbus_server_sim.py‎

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import subprocess
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import can
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import time
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import atexit
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import signal
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import sys
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import os
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from pathlib import Path
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VCAN_IFACE = 'vcan0'
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vcan_messages = []
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def load_candump_file(filepath):
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os.chdir(Path(__file__).resolve().parent)
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messages = []
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with open(filepath, 'r') as f:
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for line in f:
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line = line.strip()
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if not line or '#' not in line:
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continue
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try:
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can_id_str, data_str = line.split('#')
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can_id = int(can_id_str, 16)
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data = bytes.fromhex(data_str)
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msg = can.Message(
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arbitration_id=can_id,
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data=data,
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is_extended_id=False
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)
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messages.append(msg)
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except Exception as e:
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print(f"Failed to parse line '{line}': {e}")
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return messages
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def emulate_device():
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bus = can.interface.Bus(channel='vcan0', bustype='socketcan')
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while True:
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for msg in vcan_messages:
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try:
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bus.send(msg)
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print(f"Sent message: {msg}")
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except can.CanError:
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print("Message NOT sent")
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time.sleep(1) # Send message every 1 second
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def setup_vcan(interface=VCAN_IFACE):
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try:
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# Load vcan kernel module
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subprocess.run(['sudo', 'modprobe', 'vcan'], check=True)
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# Add virtual CAN interface
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subprocess.run(['sudo', 'ip', 'link', 'add', 'dev', interface, 'type', 'vcan'], check=True)
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# Bring the interface up
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subprocess.run(['sudo', 'ip', 'link', 'set', 'up', interface], check=True)
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print(f"Virtual CAN interface {interface} is ready.")
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except subprocess.CalledProcessError as e:
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print(f"Failed to set up {interface}: {e}")
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def cleanup_vcan(interface=VCAN_IFACE):
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try:
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subprocess.run(['sudo', 'ip', 'link', 'delete', interface], check=True)
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print(f"Removed {interface}")
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except subprocess.CalledProcessError as e:
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print(f"Error removing {interface}: {e}")
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# Register cleanup to run at program exit
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atexit.register(cleanup_vcan)
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# Optional: Handle Ctrl+C gracefully
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signal.signal(signal.SIGINT, lambda sig, frame: sys.exit(0))
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if __name__ == "__main__":
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setup_vcan()
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vcan_messages = load_candump_file("candump.txt")
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emulate_device()
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