CN113517992B - Detection method and device for controller local area network configuration and electric automobile - Google Patents
Detection method and device for controller local area network configuration and electric automobile Download PDFInfo
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- CN113517992B CN113517992B CN202010278163.1A CN202010278163A CN113517992B CN 113517992 B CN113517992 B CN 113517992B CN 202010278163 A CN202010278163 A CN 202010278163A CN 113517992 B CN113517992 B CN 113517992B
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- 238000012360 testing method Methods 0.000 claims abstract description 44
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0866—Checking the configuration
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
- H04L12/40013—Details regarding a bus controller
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40215—Controller Area Network CAN
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Abstract
The invention provides a detection method and a detection device for controller area network configuration and an electric automobile, and relates to the technical field of electric automobiles, wherein the detection method for controller area network configuration comprises the following steps: acquiring a configuration file and a CAN bus data file of a Controller Area Network (CAN) to be detected; analyzing the configuration file and the CAN bus data file to respectively obtain at least one database file and an input file; obtaining a test file according to the database file; and acquiring a detection result of the CAN bus configuration according to the test file and the input file. The scheme of the invention realizes the static detection method of the CAN bus configuration based on the automobile development system architecture.
Description
Technical Field
The invention belongs to the technical field of electric automobiles, and particularly relates to a detection method and device for controller local area network configuration and an electric automobile.
Background
In the prior art, a C-FREE (C/c++ integrated development environment) compiler is needed in the debugging process for the inspection method of the CAN (Controller Area Network ) bus configuration, but the running state of the compiler is unstable, the coding specification level has a large difference from the task engineering compiler, and part of codes need to be rewritten manually for adapting to the C-FREE, so that inconvenience is brought to the automatic detection process. Moreover, the prior art is also not applicable to the software of three-electric controllers (VCU (Vehicle Control Unit, whole vehicle controller), BMS (Battery Management System ) and MCU (Motor Control Unit, motor control unit)) based on the auto sar (AUTomotive Open System Architecture, automobile development system architecture) software architecture in the development and mass production of vehicle models.
Disclosure of Invention
The embodiment of the invention aims to provide a detection method and device for controller area network configuration and an electric automobile, so that the problem of the detection method for controller area network bus configuration in the prior art is solved.
In order to achieve the above object, an embodiment of the present invention provides a method for detecting a configuration of a controller area network, which is applied to an electric automobile, and includes:
acquiring a configuration file and a CAN bus data file of a Controller Area Network (CAN) to be detected;
analyzing the configuration file and the CAN bus data file to respectively obtain at least one database file and an input file;
obtaining a test file according to the database file;
and acquiring a detection result of the CAN bus configuration according to the test file and the input file.
Optionally, the configuration file includes a first engineering file and a second engineering file, wherein the first engineering file and the second engineering file are in XDM format.
Optionally, the input file includes first CAN message account information, first transceiving mode information, first message period information, first trigger mode information, first software signal information, and first CAN bus name information.
Optionally, parsing the configuration file to obtain at least one database file includes:
obtaining a first database and a second database by analyzing the first engineering file;
obtaining a third database by analyzing the second engineering file;
the first database comprises second CAN message account information, second receiving and transmitting mode information, second message period information, second triggering mode information and second software signal information;
the second database comprises second CAN message account information and first configuration message object information;
the third database includes first configuration message object information and second CAN bus name information.
Optionally, according to the database file, obtaining a test file includes:
integrating the first database and the second database according to the account information of the second CAN message to obtain a first subfile;
integrating the second database and the third database according to the first configuration message object information to obtain a second subfile;
and acquiring the test file according to the first subfile and the second subfile, wherein the test file comprises second CAN message account information, second receiving and transmitting mode information, second message period information, second triggering mode information, second software signal information and second CAN bus name information.
Optionally, according to the test file and the input file, obtaining a detection result of the CAN bus configuration includes:
and if the second CAN message account information, the second receiving and transmitting mode information, the second bus name information, the second message period information, the second triggering mode information and the second software signal information in the test file are respectively corresponding and consistent with the first CAN message account information, the first receiving and transmitting mode information, the first message period information, the first triggering mode information, the first software signal information and the first CAN bus name information in the input file, determining that the CAN bus configuration is correct.
Optionally, the method for detecting the configuration of the controller area network further includes:
when the detection results are inconsistent, determining that the CAN bus configuration is wrong, and updating the CAN bus configuration file according to the CAN bus data file;
and ending the detection when the detection results are consistent.
The embodiment of the invention provides a detection device for controller local area network configuration, which is applied to an electric automobile and comprises:
the acquisition module is used for acquiring a configuration file and a CAN bus data file of a Controller Area Network (CAN) to be detected;
the analysis module is used for analyzing the configuration file and the CAN bus data file and respectively obtaining at least one database file and an input file;
the integration module is used for acquiring a test file according to the database file;
and the detection module is used for acquiring the detection result of the CAN bus configuration according to the test file and the input file.
Optionally, the detection device of the controller area network configuration further includes:
the updating module is used for determining the CAN bus configuration error when the detection results are inconsistent, and updating the CAN bus configuration file according to the CAN bus data file;
and the ending module is used for ending the detection when the detection results are consistent.
The embodiment of the invention also provides an electric automobile, which comprises the detection device of the controller area network configuration.
The technical scheme of the invention has at least the following beneficial effects:
in the above scheme, the method for detecting the configuration of the controller area network includes: acquiring a configuration file and a CAN bus data file of a Controller Area Network (CAN) to be detected; analyzing the configuration file and the CAN bus data file to respectively obtain at least one database file and an input file; obtaining a test file according to the database file; and acquiring a detection result of the CAN bus configuration according to the test file and the input file. The scheme of the invention is based on an automobile development system architecture, and a database technology is applied to realize a static detection method of CAN bus configuration.
Drawings
FIG. 1 is a step diagram of a method for detecting a configuration of a controller area network according to an embodiment of the present invention;
FIG. 2 is a flowchart illustrating a method for detecting a configuration of a controller area network according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of an operation interface of a method for detecting a controller area network configuration according to an embodiment of the present invention;
fig. 4 is a schematic diagram of an analysis configuration file in a method for detecting a controller area network configuration according to an embodiment of the present invention;
fig. 5 is an information schematic diagram of an input file of a detection method of a controller area network configuration according to an embodiment of the present invention.
Fig. 6 is a schematic diagram of a detection device configured by a controller area network according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
The embodiment of the invention provides a method and a device for detecting controller area network configuration and an electric automobile aiming at the problem of detecting controller area network bus configuration in the prior art.
As shown in fig. 1 to 2, an embodiment of the present invention provides a method for detecting a configuration of a controller area network, which is applied to an electric automobile, and includes:
step S11, acquiring a configuration file and a CAN bus data file of a Controller Area Network (CAN) to be detected;
step S12, analyzing the configuration file and the CAN bus data file to respectively obtain at least one database file and an input file;
step S13, obtaining a test file according to the database file;
and step S14, acquiring a detection result of the CAN bus configuration according to the test file and the input file.
In this embodiment of the present invention, the method for detecting the configuration of the controller area network is based on the CAN network test of the AUTOSAR (automobile development system architecture) software architecture, which mainly includes the CAN network message period, the transceiving process, the connection of the software signal and the DBC (data file generated by the CAN bus) interface, and the like.
In an optional embodiment of the present invention, the configuration file includes a first engineering file and a second engineering file, where the first engineering file and the second engineering file are in XDM format.
In this embodiment of the present invention, in the AUTOSAR software architecture, the format of the two engineering files included in the configuration file is preferably XDM format.
It should be noted that, as shown in fig. 3, in order to implement the operation interface of the detection method of the controller area network configuration, the name of the operation interface is the CAN configuration detection based on the auto sar architecture, which includes three tags, which are a first engineering file, a second engineering file and an input file respectively. The label name of the first engineering file is com, xdm, the label name of the second engineering file is Canif, xdm, and the label name of the input file is DBC; the device also comprises three input boxes corresponding to the three labels, three import file browsing address boxes and a control button for executing detection, wherein the control button is named CHECK.
Specifically, the input file includes first CAN message account information, first transceiving mode information, first message period information, first trigger mode information, first software signal information and first CAN bus name information.
In an optional embodiment of the present invention, step S12, analyzing the configuration file to obtain at least one database file includes:
obtaining a first database and a second database by analyzing the first engineering file;
obtaining a third database by analyzing the second engineering file;
the first database comprises second CAN message account information, second receiving and transmitting mode information, second message period information, second triggering mode information and second software signal information;
the second database comprises second CAN message account information and first configuration message object information;
the third database includes first configuration message object information and second CAN bus name information.
In this embodiment of the present invention, the name of the first engineering file is com. The first database and the second database are obtained according to com. Xdm, and the third database is obtained according to canif. Xdm, wherein the name of the first database is DB1-CanID_Mesg, the name of the second database is DB2-CanID_Sig, and the name of the third database is DB3-OBJ_BUS. DB1-CanID_Mesg, DB2-CanID_Sig, and DB3-OBJ_BUS were carded according to the encoding rules.
In an optional embodiment of the present invention, step S13, obtaining, according to the database file, a test file includes:
integrating the first database and the second database according to the account information of the second CAN message to obtain a first subfile;
integrating the second database and the third database according to the first configuration message object information to obtain a second subfile;
and acquiring the configuration test file according to the first subfile and the second subfile, wherein the test file comprises second CAN message account information, second receiving and transmitting mode information, second message period information, second triggering mode information, second software signal information and second CAN bus name information.
In this embodiment of the invention, as shown in FIG. 4, the first database is named DB1-CanID_Mesg, the second database is named DB2-CanID_Sig, and the third database is named DB3-OBJ_BUS. And (3) taking a CAN_ID corresponding to the account information of the second CAN message as a code key, and integrating different key information connections distributed in DB1-CanID_Mesg and DB2-CanID_Sig into a data set which CAN be compared by project input DBC documents, namely a first subfile. And according to the 'OBJ' corresponding to the object information of the first configuration message as a code key, integrating different key information connections distributed in the DB2-CanID_Sig and the DB3-OBJ_BUS into a data set which can be compared by project input DBC documents, namely a second subfile. And then, connecting the first subfile and the second subfile to acquire the test file. The test file is the configuration test item file of the CAN to be detected.
It should be noted that, for the obtained test file, the following data self-checking needs to be performed firstly:
(1) The range check is performed on the first configuration message object information (corresponding to OBJ) in the test file, and the self-checking range of the first configuration message object information (corresponding to OBJ) is also different for different chips, for example: if a TC1782 chip is used, the first configuration message object information range (corresponding OBJ) is from 0 to 127; if a TC234 chip is used, the first configuration message object information range (corresponding to the OBJ) is from 0 to 255;
(2) The second message account information (corresponding to the can_id) in the test file corresponds to one message processing mode and only one message processing mode, that is, the second message period information (corresponding to the Trigger) and the second Trigger information (corresponding to the Trigger) CAN only contain one message, wherein the second message period information (corresponding to the Trigger) indicates that the message belongs to the processing of the message according to the period scheduling mode, and indicates the sending or receiving period of the message, and the second Trigger information (corresponding to the Trigger) indicates that the message belongs to the Trigger type receiving or sending;
(3) Only one and only one second CAN message account information (corresponding to can_id) on each path of second CAN BUS name information (corresponding to BUS) in the test file;
(4) And if the second software signal information (corresponding to signs) in the test file cannot be blank, otherwise, the second software signal information indicates that no receiving and transmitting signal exists on the CAN message account, and the second software signal information is inconsistent with the actual situation.
It should be further noted that, as shown in fig. 5, the name of the input file is DB4-can_dbc, and the file information included in the input file is first CAN message account information (corresponding to can_id), first transceiving mode information (corresponding to SendType), first message period information (corresponding to cyclitime), first triggering mode information (corresponding to Trigger), first software signal information (corresponding to signature), and first BUS name information (corresponding to BUS), respectively.
In an optional embodiment of the present invention, step S14, obtaining a detection result of the CAN bus configuration according to the test file and the input file includes:
and if the second CAN message account information, the second receiving and transmitting mode information, the second message period information, the second triggering mode information, the second software signal information and the second CAN bus name information in the test file are respectively corresponding and consistent with the first CAN message account information, the first receiving and transmitting mode information, the first message period information, the first triggering mode information, the first software signal information and the first CAN bus name information in the input file, determining that the CAN bus configuration is correct.
In this embodiment of the present invention, the "can_id" is used as a code key, and the second CAN message account information, the second transceiving mode information, the second message period information, the second triggering mode information, the second software signal information, the second bus name information, and the first CAN message account information, the first transceiving mode information, the first message period information, the first triggering mode information, the first software signal information, and the first CAN bus name information in the input file are respectively compared in sequence, so as to obtain a detection result. And when the detection result is the corresponding coincidence, the CAN bus is correctly configured.
As shown in fig. 2, in an alternative embodiment of the present invention, the method for detecting a configuration of a controller area network further includes:
when the detection results are inconsistent, determining that the CAN bus configuration is wrong, and updating the CAN bus configuration file according to the CAN bus data file;
and ending the detection when the detection results are consistent.
In this embodiment of the present invention, when the detection results are inconsistent, determining that the CAN bus configuration is wrong, at this time, updating the CAN bus configuration file according to the CAN bus data file, and detecting again; and ending the detection process of the CAN configuration when the detection results are inconsistent.
As shown in fig. 6, an embodiment of the present invention provides a detection apparatus for a controller area network configuration, which is applied to an electric automobile, and includes:
an obtaining module 61, configured to obtain a configuration file and a CAN bus data file of a controller area network CAN to be detected;
the parsing module 62 is configured to parse the configuration file and the CAN bus data file, and obtain at least one database file and an input file respectively;
an integration module 63, configured to obtain a test file according to the database file;
and the detection module 64 is configured to obtain a detection result of the CAN bus configuration according to the test file and the input file.
In this embodiment of the present invention, the configuration file includes a first engineering file and a second engineering file, wherein the first engineering file and the second engineering file are in XDM format.
Specifically, the input file includes first CAN message account information, first transceiving mode information, first message period information, first trigger mode information, first software signal information and first CAN bus name information.
The parsing module 62 is specifically configured to:
obtaining a first database and a second database by analyzing the first engineering file;
obtaining a third database by analyzing the second engineering file;
the first database comprises second CAN message account information, second receiving and transmitting mode information, second message period information, second triggering mode information and second software signal information;
the second database comprises second CAN message account information and first configuration message object information;
the third database includes first configuration message object information and second CAN bus name information.
The integration module 63 is specifically configured to:
integrating the first database and the second database according to the account information of the second CAN message to obtain a first subfile;
integrating the second database and the third database according to the first configuration message object information to obtain a second subfile;
and acquiring the test file according to the first subfile and the second subfile, wherein the test file comprises second CAN message account information, second receiving and transmitting mode information, second message period information, second triggering mode information, second software signal information and second CAN bus name information.
The detection module 64 is specifically configured to:
and if the second CAN message account information, the second receiving and transmitting mode information, the second message period information, the second triggering mode information, the second software signal information and the second CAN bus name information in the test file are respectively corresponding and consistent with the first CAN message account information, the first receiving and transmitting mode information, the first message period information, the first triggering mode information, the first software signal information and the first CAN bus name information in the input file, determining that the CAN bus configuration is correct.
The detection device of the controller area network configuration further comprises:
the updating module is used for determining the CAN bus configuration error when the configuration detection results are inconsistent, and updating the CAN bus configuration file according to the CAN bus data file;
and the ending module is used for ending the detection when the configuration detection results are consistent.
In this embodiment of the present invention, the detection device configured by the controller area network has the following advantages:
(1) Because of the stability of the development tool chain, the detection device configured by the controller area network does not need to analyze CAN messages and check the accuracy of packaging;
(2) The detection device configured by the controller area network can carry out code static detection aiming at software of an AUTOSAR architecture;
(3) The detection device of the controller area network configuration does not depend on other compilers any more, and the code specification is not required to be forced.
The embodiment of the invention also provides an electric automobile, which comprises the detection device of the controller area network configuration.
In this embodiment of the present invention, an electric vehicle employing the detection device of the controller area network configuration described above has a static detection method of the CAN bus configuration based on the auto sar architecture software and a detection method of the CAN bus configuration using the database technology. Moreover, the controller and the software method in the electric automobile can be not distinguished to realize the bus configuration detection method.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the present invention.
Claims (7)
1. The detection method of the controller area network configuration is applied to the electric automobile and is characterized by comprising the following steps:
acquiring a configuration file and a CAN bus data file of a Controller Area Network (CAN) to be detected;
analyzing the configuration file and the CAN bus data file to respectively obtain at least one database file and an input file;
obtaining a test file according to the database file;
acquiring a detection result of the CAN bus configuration according to the test file and the input file;
the configuration file comprises a first engineering file and a second engineering file, wherein the first engineering file and the second engineering file are in an XDM format;
according to the test file and the input file, obtaining a detection result of the CAN bus configuration comprises the following steps:
if the second CAN message account information, the second receiving and transmitting mode information, the second message period information, the second triggering mode information, the second software signal information and the second CAN bus name information in the test file are respectively corresponding and consistent with the first CAN message account information, the first receiving and transmitting mode information, the first message period information, the first triggering mode information, the first software signal information and the first CAN bus name information in the input file, the CAN bus configuration is determined to be correct;
analyzing the configuration file to obtain at least one database file, including:
obtaining a first database and a second database by analyzing the first engineering file;
obtaining a third database by analyzing the second engineering file;
the first database comprises second CAN message account information, second receiving and transmitting mode information, second message period information, second triggering mode information and second software signal information;
the second database comprises second CAN message account information and first configuration message object information;
the third database includes first configuration message object information and second CAN bus name information.
2. The method for detecting the configuration of the controller area network according to claim 1, wherein the input file includes first CAN message account information, first transceiving mode information, first message period information, first trigger mode information, first software signal information and first CAN bus name information.
3. The method for detecting a configuration of a controller area network according to claim 1, wherein obtaining a test file from the database file comprises:
integrating the first database and the second database according to the account information of the second CAN message to obtain a first subfile;
integrating the second database and the third database according to the first configuration message object information to obtain a second subfile;
and acquiring the test file according to the first subfile and the second subfile, wherein the test file comprises the following components.
4. The method for detecting a configuration of a controller area network according to claim 1, further comprising:
when the configuration detection results are inconsistent, determining that the CAN bus configuration is wrong, and updating the CAN bus configuration file according to the CAN bus data file;
and ending the detection when the configuration detection results are consistent.
5. A detection device of controller area network configuration, applied to an electric automobile, comprising:
the acquisition module is used for acquiring a configuration file and a CAN bus data file of a Controller Area Network (CAN) to be detected;
the analysis module is used for analyzing the configuration file and the CAN bus data file and respectively obtaining at least one database file and an input file;
the integration module is used for acquiring a test file according to the database file;
the detection module is used for acquiring a detection result of the CAN bus configuration according to the test file and the input file;
the configuration file comprises a first engineering file and a second engineering file, wherein the first engineering file and the second engineering file are in an XDM format;
the detection module is specifically used for:
if the second CAN message account information, the second receiving and transmitting mode information, the second message period information, the second triggering mode information, the second software signal information and the second CAN bus name information in the test file are respectively corresponding and consistent with the first CAN message account information, the first receiving and transmitting mode information, the first message period information, the first triggering mode information, the first software signal information and the first CAN bus name information in the input file, the CAN bus configuration is determined to be correct;
the analysis module is specifically used for:
obtaining a first database and a second database by analyzing the first engineering file;
obtaining a third database by analyzing the second engineering file;
the first database comprises second CAN message account information, second receiving and transmitting mode information, second message period information, second triggering mode information and second software signal information;
the second database comprises second CAN message account information and first configuration message object information;
the third database includes first configuration message object information and second CAN bus name information.
6. The device for detecting a controller area network configuration according to claim 5, further comprising:
the updating module is used for determining the CAN bus configuration error when the detection results are inconsistent, and updating the CAN bus configuration file according to the CAN bus data file;
and the ending module is used for ending the detection when the detection results are consistent.
7. An electric vehicle comprising a detection device of the controller area network configuration of any one of claims 5 to 6.
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