CN115390875A - Vehicle electronic module upgrading method and device - Google Patents

Vehicle electronic module upgrading method and device Download PDF

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Publication number
CN115390875A
CN115390875A CN202211032786.6A CN202211032786A CN115390875A CN 115390875 A CN115390875 A CN 115390875A CN 202211032786 A CN202211032786 A CN 202211032786A CN 115390875 A CN115390875 A CN 115390875A
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upgrading
electronic module
file
upgrade
vehicle
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刘军
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SAIC Motor Corp Ltd
Shanghai Automotive Industry Corp Group
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SAIC Motor Corp Ltd
Shanghai Automotive Industry Corp Group
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Priority to CN202211032786.6A priority Critical patent/CN115390875A/en
Publication of CN115390875A publication Critical patent/CN115390875A/en
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F8/00—Arrangements for software engineering
    • G06F8/60—Software deployment
    • G06F8/65—Updates

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  • General Engineering & Computer Science (AREA)
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  • Computer Security & Cryptography (AREA)
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Abstract

The application provides an upgrading method and device of a vehicle electronic module, wherein the method comprises the following steps: after the vehicle control system acquires the current version information of the vehicle electronic module, receiving the current version information sent by the vehicle control system; generating a corresponding upgrade file according to the current version information; and sending the upgrade file to the vehicle control system so that the vehicle control system can upgrade the vehicle electronic module according to the upgrade file. By adopting the upgrading method, the corresponding upgrading file can be determined according to the current version information of the vehicle electronic module, and the successful upgrading probability of the vehicle electronic modules with different versions is improved.

Description

Vehicle electronic module upgrading method and device
Technical Field
The application relates to the technical field of vehicles, in particular to an upgrading method and device for a vehicle electronic module.
Background
Vehicle electronic module in the vehicle technical field means the electronic control module for controlling vehicle electrical system, is one of the important component parts of vehicle. After the vehicle is purchased by the user, the vehicle electronics module is not invariable, but requires continual iterative upgrades to implement new functionality.
At present, the upgrade of The vehicle electronic module is realized by adopting The Over-The-Air (FOTA) of The mobile terminal. Because FOTA adopts a fixed process to update the vehicle electronic module in the upgrading process, the fixed upgrading process may cause the upgrading process not to match the target vehicle electronic module and further cause upgrading failure along with the increasing complexity of the vehicle system, the increasing iteration speed of the vehicle electronic module version and the increasing of new functions of the vehicle.
Disclosure of Invention
In order to solve the technical problem, the application provides an upgrading method and device of a vehicle electronic module, which effectively improve the probability of successful upgrading of different vehicle electronic modules.
In view of this, the embodiment of the present application provides the following technical solutions:
in a first aspect, a method for upgrading a vehicle electronic module is provided, the method comprising:
after a vehicle control system acquires current version information of a vehicle electronic module, receiving the current version information sent by the vehicle control system, wherein the vehicle electronic module is an electronic control module for controlling a vehicle electrical system;
generating a corresponding upgrade file according to the current version information;
and sending the upgrade file to the vehicle control system so that the vehicle control system can upgrade the vehicle electronic module according to the upgrade file.
In a second aspect, there is provided a method of upgrading a vehicle electronic module, the method comprising:
acquiring current version information of a vehicle electronic module, and sending the current version information to an upgrade server so that the upgrade server can generate a corresponding upgrade file according to the current version information, wherein the vehicle electronic module is an electronic control module for controlling a vehicle electrical system;
and receiving an upgrade file sent by the upgrade server, and upgrading the vehicle electronic module based on the upgrade file.
In a third aspect, an upgrading device for a vehicle electronic module is provided, the device comprising a receiving unit, a generating unit and a transmitting unit;
the vehicle electronic module is an electronic control module for controlling a vehicle electrical system;
the generating unit is used for generating a corresponding upgrading file according to the current version information;
and the sending unit is used for sending the upgrade file to the vehicle control system so that the vehicle control system can upgrade the vehicle electronic module according to the upgrade file.
In a fourth aspect, an upgrade apparatus for a vehicle electronic module is provided, the apparatus including an acquisition unit and an upgrade unit;
the system comprises an acquisition unit, an upgrading server and a vehicle electronic module, wherein the acquisition unit is used for acquiring current version information of the vehicle electronic module and sending the current version information to the upgrading server so that the upgrading server can generate a corresponding upgrading file according to the current version information, and the vehicle electronic module is an electronic control module for controlling a vehicle electrical system;
and the upgrading unit is used for receiving the upgrading file sent by the upgrading server and upgrading the vehicle electronic module based on the upgrading file.
According to the technical scheme, after the vehicle control system acquires the current version information of the vehicle electronic module, the current version information sent by the vehicle control system is received; generating a corresponding upgrade file according to the current version information; and sending the upgrade file to the vehicle control system so that the vehicle control system can upgrade the vehicle electronic module according to the upgrade file. By adopting the method, the corresponding upgrading file can be determined according to the current version information of the vehicle electronic module, and the successful upgrading probability of the vehicle electronic modules with different versions is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only the embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a flowchart of an upgrading method for a vehicle electronic module according to an embodiment of the present disclosure;
FIG. 2 is another flow chart of a method for upgrading a vehicle electronics module according to another embodiment of the present disclosure;
FIG. 3 is a workflow diagram of a method for upgrading a vehicle electronic module according to an embodiment of the present application;
FIG. 4 is a schematic view of an upgrade apparatus for a vehicle electronic module according to another embodiment of the present application;
fig. 5 is another schematic view of an upgrading apparatus for a vehicle electronic module according to another embodiment of the present disclosure.
Detailed Description
In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims of the present application and in the drawings described above, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the use process of the vehicle, the vehicle electronic module needs to be continuously and iteratively upgraded to realize new functions of the vehicle. At present, the FOTA mode is mainly adopted to realize the upgrade of the vehicle electronic module, and as the FOTA adopts a fixed flow to update the vehicle electronic module in the upgrade process, the fixed flow may not be matched with a target vehicle electronic model, thereby causing the upgrade failure of the vehicle electronic model.
In view of this, embodiments of the present application provide a method and an apparatus for upgrading a vehicle electronic module, which can improve the probability of successful upgrading of vehicle electronic modules of different versions by determining a corresponding upgrade file according to current version information of the vehicle electronic module.
An upgrade method for a vehicle electronic module provided in an embodiment of the present application is described below by a method embodiment, as shown in fig. 1, fig. 1 is a flowchart of an upgrade method for a vehicle electronic module provided in an embodiment of the present application, and is applied to an upgrade server, where the method includes the following steps:
s101, after the vehicle control system acquires the current version information of the vehicle electronic module, the upgrading server receives the current version information sent by the vehicle control system, and the vehicle electronic module is an electronic control module for controlling a vehicle electrical system.
The upgrading server is a background server used for upgrading the vehicle electronic module, and the vehicle control system is a system which is positioned on the vehicle and is related to the upgrading of the vehicle electronic module.
The vehicle electronic module is an electronic control module for controlling a vehicle electrical system, and the vehicle electronic module is frequently required to be iteratively upgraded in the use process of a vehicle.
The upgrade server may receive the current version information of the vehicle control system after the vehicle control system obtains the current version information of the vehicle electronic module, and the vehicle control system and the upgrade server may be communicatively connected through an on-board communication system, for example, the on-board communication system may include a Controller Area Network (CAN) bus for connecting with the vehicle control system.
And S102, the upgrading server generates a corresponding upgrading file according to the current version information.
After receiving the current version information, the upgrade server may generate an upgrade file that matches the current version information based on the current version information. Because the vehicle electronic module is not invariable in the use process of the vehicle, if the vehicle-connected electronic modules facing different versions adopt uniform upgrading files, the probability of successful upgrading can be reduced, and the current version information of the vehicle electronic module can be used as the generation basis of the upgrading files so as to obtain the upgrading files matched with the current version of the vehicle electronic module.
In some embodiments, the generating, by the upgrade server, a corresponding upgrade file according to the current version information includes:
the method comprises the steps that a writing flow configuration tool generates a flow subfile matched with current version information according to the current version information and the flow subfile specification, wherein the flow subfile is used for representing an upgrading flow of a vehicle electronic module, and the flow subfile specification is the specification of the flow subfile generated according to the version information;
the updating package manufacturing tool determines a corresponding firmware package file according to the current version information and a firmware package file table, the firmware package file is used for updating corresponding software in the vehicle electronic module, and the firmware package file table is used for representing the corresponding relation between the version information and the firmware package file;
the upgrading package manufacturing tool determines a corresponding calibration sub-file according to the current version information and the calibration sub-file table, the calibration sub-file is used for parameter configuration in vehicle electronic module upgrading, and the calibration sub-file table is used for representing the corresponding relation between the version information and the calibration sub-file;
and the upgrade patch manufacturing tool generates the upgrade file by packaging based on the flow subfile, the firmware patch subfile and the calibration subfile.
Specifically, the upgrade server comprises a brushing flow configuration tool and an upgrade patch manufacturing tool, wherein the brushing flow configuration tool is used for realizing design programming aiming at different versions of vehicle electronic modules and manufacturing corresponding flow subfiles, and the upgrade patch manufacturing tool is used for realizing manufacturing of the upgrade files.
Since the process for upgrading the vehicle electronic module cannot be designed at will, the flow subfile specification is required to be referred to by the flash flow configuration tool when the flow subfile is generated, and the flow subfile specification is the specification for generating the flow subfile according to the version information.
The flash process configuration tool may generate a process subfile matching the current version information according to the current version information and the process subfile specification, and the vehicle control system may execute the process subfile to implement the upgrade of the vehicle electronic module.
Because the software to be upgraded of the vehicle electronic modules with different versions is different from the corresponding parameters, the upgrade package manufacturing tool can determine the corresponding firmware package sub-file and the calibration sub-file according to the current version information, wherein the firmware package sub-file is used for upgrading the corresponding software in the vehicle electronic module, and the calibration sub-file is used for parameter configuration in the upgrading process of the vehicle electronic module.
And packaging the process subfile, the firmware sub-file and the calibration subfile to obtain an upgrade file.
Through a flash flow configuration tool and an upgrade patch manufacturing tool in the upgrade server, corresponding flow subfiles, firmware patch subfiles and calibration subfiles can be generated according to the current version information and packaged to obtain a complete upgrade file.
In some embodiments, since the upgrade process of the vehicle electronic module may include multiple steps of downloading, pre-inspection, upgrading, determination of upgrade results, etc., the process subfile specification may include at least one of a process configuration specification, a diagnostic flash specification, a flash condition check specification, and a post-flash verification specification.
Specifically, in the process of upgrading the vehicle electronic module by using the process subfile in the upgrade file, the corresponding specification of upgrading the vehicle electronic module needs to be met to improve the success rate of upgrading the vehicle electronic module, so when the upgrade process of the vehicle electronic module comprises a plurality of steps, the content of the file in the process subfile for executing the corresponding step needs to meet the corresponding specification.
In some embodiments, in order to ensure file correctness and integrity of the upgrade file in the transmission process of the upgrade server and the vehicle control system, the upgrade server may generate a first check code corresponding to the upgrade file; and inserting the first check code into the upgrade file, and sending the first check code to the vehicle control system so that the vehicle control system can check the upgrade file according to the first check code.
Specifically, the upgrade server needs to transmit the upgrade file to the vehicle control system after generating the upgrade file, and during transmission, transmission errors such as partial loss of the upgrade file and total loss of the upgrade file may occur. In order to solve the above problem, a first check code corresponding to the upgrade file may be generated first, and then the first check code is inserted into the upgrade file and sent to the vehicle control system, so that the vehicle control system can check the correctness of the upgrade file according to the first check code.
S103, the upgrade server sends the upgrade file to the vehicle control system, so that the vehicle control system can upgrade the vehicle electronic module according to the upgrade file.
The upgrade server can send the upgrade file matched with the current version information to the vehicle control system through the vehicle-mounted communication system, so that the vehicle control system can upgrade the vehicle electronic module according to the upgrade file.
A method for upgrading a vehicle electronic module according to another embodiment of the present application is described below with reference to another embodiment of the method, as shown in fig. 2, where fig. 2 is another flowchart of a method for upgrading a vehicle electronic module according to another embodiment of the present application, and is applied to a vehicle control system, and the method includes the following steps:
s201, the vehicle control system acquires current version information of the vehicle electronic module and sends the current version information to the upgrade server so that the upgrade server can generate and send a corresponding upgrade file to the vehicle control system according to the current version information, and the vehicle electronic module is an electronic control module for controlling a vehicle electrical system.
The vehicle control system is a system which is positioned on a vehicle and is related to the upgrading of a vehicle electronic module, and the upgrading server is a background server for upgrading the vehicle electronic module.
The vehicle electronic module is an electronic control module for controlling a vehicle electrical system, and the vehicle electronic module is frequently required to be iteratively upgraded in the use process of a vehicle.
The vehicle control system is located on the vehicle, and can directly acquire the current version information of the vehicle electronic module, as described above, the current version information of the vehicle electronic module can be used as a basis for the upgrade server to generate the upgrade file, so that the vehicle control system can send the current version information to the upgrade server after acquiring the current version information.
S202, the vehicle control system receives the upgrade file sent by the upgrade server and upgrades the vehicle electronic module based on the upgrade file.
The vehicle control system can receive the upgrade file aiming at the current version information of the vehicle electronic module sent by the upgrade server, and upgrade the vehicle electronic module based on the upgrade file.
In some embodiments, the upgrade file may include a process subfile, a firmware sub-package subfile, and a calibration subfile, and accordingly, the vehicle control system upgrades the vehicle electronics module based on the upgrade file, including:
the vehicle control system analyzes the upgrading process corresponding to the process subfile;
the vehicle control system executes an upgrading process to upgrade the vehicle electronic module based on the firmware sub-file and the calibration sub-file, wherein the firmware sub-file is used for upgrading corresponding software in the vehicle electronic module, and the calibration sub-file is used for parameter configuration in the vehicle electronic module upgrading.
Specifically, the vehicle control system can realize the function of the flash service, and after the vehicle control system analyzes the flow subfile, the corresponding upgrading flow can be determined; on the basis, the vehicle control system can execute an upgrading process, realize software upgrading through the firmware sub-file in the upgrading process and realize parameter configuration through the calibration sub-file.
The vehicle electronic module is upgraded through the flow subfile, the firmware sub-package file and the calibration subfile, so that the probability of successful upgrading of the vehicle electronic module can be effectively improved.
In some embodiments, in order to verify the integrity of the upgrade file during transmission, the vehicle control system receives the first check code sent by the upgrade server after the upgrade server inserts the first check code into the upgrade file;
acquiring a second check code in the upgrade file based on the upgrade file;
and if the first check code is inconsistent with the second check code, sending a first response message of an upgrade file error to the upgrade server.
Specifically, when the upgrade server inserts the first check code into the upgrade file, the first check code is also transmitted to the vehicle control system. And the vehicle control system can acquire the second check code in the upgrade file according to the upgrade file. If the second check code is consistent with the first check code, the upgrade file is not transmitted in a transmission process between the upgrade server and the vehicle control system, wherein the transmission process is capable of damaging the integrity of the file; if the second check code is inconsistent with the first check code, the integrity of the file is lost in the transmission process, and a first response message of the upgrade file error can be sent to the upgrade server.
In some embodiments, after upgrading the vehicle electronic module based on the upgrade file, the vehicle control system may operate the upgraded vehicle electronic module to obtain a corresponding operation result, the upgraded vehicle electronic module being the vehicle electronic module from which the vehicle electronic module was upgraded;
and sending the operation result to the upgrade server.
Specifically, after the vehicle electronic module is upgraded, in order to enable the upgrade server to determine whether the vehicle electronic module is upgraded successfully, the upgraded vehicle electronic module may be operated, and the upgraded vehicle electronic module is the vehicle electronic module obtained by upgrading the vehicle electronic module to obtain a corresponding operation result, and the operation result is sent to the upgrade server.
In summary, an embodiment of the present application provides an upgrading method for a vehicle electronic module, including: the method comprises the steps that after a vehicle control system obtains current version information of a vehicle electronic module, an upgrading server receives the current version information sent by the vehicle control system; the upgrade server generates a corresponding upgrade file according to the current version information; and the upgrading server sends the upgrading file to the vehicle control system so that the vehicle control system can upgrade the vehicle electronic module according to the upgrading file. By adopting the method, the corresponding upgrading file can be determined according to the current version information of the vehicle electronic module, and the successful upgrading probability of the vehicle electronic modules with different versions is improved.
Next, a relevant description is given of an upgrading method of a vehicle electronic module in an actual use process, as shown in fig. 3, fig. 3 is a workflow diagram of the upgrading method of the vehicle electronic module provided in this embodiment of the present application, a target controller in fig. 3 is the vehicle electronic module, a Master/CGM is written as the vehicle control system, an upgrading background is the upgrading server, and the workflow includes:
1. and (3) version query: the flash Master/CGM on the vehicle can query the current version of the target controller of the vehicle to acquire the current version information corresponding to the target controller.
2. And (4) reporting the version: the flash Master/CGM on the vehicle may send the current version information to the upgrade background after acquiring the current version information.
3. And (4) updating notification: and the upgrading background determines an upgrading target controller according to the current version of the target controller.
4. And (3) version downloading: and the upgrading background generates a corresponding upgrading file according to the current version information. And flashing the Master/CGM to download the corresponding upgrade file.
5. Script execution: and (4) flashing the process subfiles in the Master/CGM analysis upgrading file to obtain a corresponding upgrading process, and executing the upgrading process.
6. Data interaction: in the process of executing the upgrading process, the flash Master/CGM can realize data interaction through the firmware sub-file and the calibration sub-file in the upgrading file so as to realize software upgrading and parameter configuration of the target controller. The specific execution flow and the skip mechanism in the process are completely executed according to the flow strategy configured by the flow subfile in the upgrade file.
7. And reporting a result: and the flash Master/CGM reports the result of executing the process subfile and the error code to an upgrading background to complete the upgrading task.
An upgrade apparatus for a vehicle electronic module provided in the present application is described below by using an apparatus embodiment, as shown in fig. 4, fig. 4 is a schematic diagram of an upgrade apparatus for a vehicle electronic module provided in another embodiment of the present application, where the apparatus includes a receiving unit 401, a generating unit 402, and a sending unit 403;
the receiving unit is used for receiving the current version information sent by the vehicle control system after the vehicle control system acquires the current version information of the vehicle electronic module, and the vehicle electronic module is an electronic control module for controlling a vehicle electrical system.
And the generating unit is used for generating a corresponding upgrading file according to the current version information.
And the sending unit is used for sending the upgrade file to the vehicle control system so that the vehicle control system can upgrade the vehicle electronic module according to the upgrade file.
In some embodiments, in terms of generating a corresponding upgrade file according to the current version information, the generating unit is specifically configured to:
generating a flow subfile matched with the current version information according to the current version information and the flow subfile specification, wherein the flow subfile is used for representing the upgrading flow of the vehicle electronic module, and the flow subfile specification is the specification of generating the flow subfile according to the version information;
determining a corresponding firmware sub file according to the current version information and a firmware sub file table, wherein the firmware sub file is used for upgrading corresponding software in the vehicle electronic module, and the firmware sub file table is used for representing the corresponding relation between the version information and the firmware sub file;
determining a corresponding calibration subfile according to the current version information and a calibration subfile table, wherein the calibration subfile is used for parameter configuration in vehicle electronic module upgrading, and the calibration subfile table is used for representing the corresponding relation between the version information and the calibration subfile;
and packaging and generating an upgrading file based on the flow subfile, the firmware sub-file and the calibration subfile.
In some embodiments, the process subfile specification includes at least one of a process configuration specification, a diagnostic flush specification, a flush condition check specification, and a verify-after-flush specification.
In some embodiments, the upgrade device provided in the above device embodiments further includes a first verification unit, where the first verification unit is configured to:
generating a first check code corresponding to the upgrade file;
and inserting the first check code into the upgrade file, and sending the first check code to the vehicle control system so that the vehicle control system can check the upgrade file according to the first check code.
It should be noted that, for the specific working processes of each module provided in the foregoing apparatus embodiment of the present application, reference may be made to corresponding implementation manners in the foregoing method embodiment, and details are not described here again.
An upgrade apparatus for a vehicle electronic module provided in the present application is described below with reference to another embodiment of the apparatus, as shown in fig. 5, fig. 5 is another schematic diagram of an upgrade apparatus for a vehicle electronic module provided in another embodiment of the present application, and the apparatus includes an obtaining unit 501 and an upgrade unit 502.
The acquisition unit is used for acquiring the current version information of the vehicle electronic module and sending the current version information to the upgrade server so that the upgrade server can generate a corresponding upgrade file according to the current version information, and the vehicle electronic module is an electronic control module for controlling a vehicle electrical system.
And the upgrading unit is used for receiving the upgrading file sent by the upgrading server and upgrading the vehicle electronic module based on the upgrading file.
In some embodiments, the upgrade file includes a process subfile, a firmware sub-file, and a calibration subfile, and accordingly, in upgrading the vehicle electronic module based on the upgrade file, the upgrade unit is specifically configured to:
analyzing an upgrading process corresponding to the process subfile;
and executing an upgrading process to upgrade the vehicle electronic module based on the firmware sub-file and the calibration sub-file, wherein the firmware sub-file is used for upgrading corresponding software in the vehicle electronic module, and the calibration sub-file is used for parameter configuration in the vehicle electronic module upgrading.
In some embodiments, the upgrade device provided in the above device embodiments further includes a second verification unit, configured to:
after the upgrade server inserts the first check code into the upgrade file, receiving the first check code sent by the upgrade server;
acquiring a second check code in the upgrade file based on the upgrade file;
and if the first check code is inconsistent with the second check code, sending a first response message of an upgrade file error to the upgrade server.
In some embodiments, the upgrade device provided in the above device embodiments further includes a verification unit, configured to:
after the vehicle electronic module is upgraded based on the upgrade file, operating the upgraded vehicle electronic module to obtain a corresponding operation result, wherein the upgraded vehicle electronic module is the vehicle electronic module obtained by upgrading the vehicle electronic module;
and sending the operation result to the upgrade server.
It should be noted that, for the specific working processes of each module provided in the foregoing apparatus embodiment of the present application, reference may be made to corresponding implementation manners in the foregoing method embodiment, and details are not described here again.
Another embodiment of the present application provides an electronic device, including:
a memory for storing executable instructions;
and the processor is used for realizing the method in the method embodiment of the application when executing the executable instructions stored in the memory.
Another embodiment of the present application provides a computer-readable storage medium, which stores executable instructions for implementing the method in the foregoing method embodiments of the present application when executed by a processor.
Those of skill would further appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative components and steps have been described above generally in terms of their functionality in order to clearly illustrate this interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the technical solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present application.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A method of upgrading a vehicle electronics module, the method comprising:
after a vehicle control system acquires current version information of a vehicle electronic module, receiving the current version information sent by the vehicle control system, wherein the vehicle electronic module is an electronic control module for controlling a vehicle electrical system;
generating a corresponding upgrade file according to the current version information;
and sending the upgrade file to the vehicle control system so that the vehicle control system can upgrade the vehicle electronic module according to the upgrade file.
2. The method of claim 1, wherein generating the corresponding upgrade file according to the current version information comprises:
generating a flow subfile matched with the current version information according to the current version information and the flow subfile specification, wherein the flow subfile is used for representing an upgrading flow of a vehicle electronic module, and the flow subfile specification is a specification of generating the flow subfile according to the version information;
determining a corresponding firmware sub file according to the current version information and a firmware sub file table, wherein the firmware sub file is used for upgrading corresponding software in a vehicle electronic module, and the firmware sub file table is used for representing the corresponding relation between the version information and the firmware sub file;
determining a corresponding calibration subfile according to the current version information and a calibration subfile table, wherein the calibration subfile is used for parameter configuration in vehicle electronic module upgrading, and the calibration subfile table is used for representing the corresponding relation between the version information and the calibration subfile;
and packaging and generating the upgrading file based on the process subfile, the firmware sub-file and the calibration subfile.
3. The method of claim 2, wherein the process subfile specification comprises at least one of a process configuration specification, a diagnostic flush specification, a flush condition check specification, and a verify-after-flush specification.
4. The method of claim 1, further comprising:
generating a first check code corresponding to the upgrade file;
and inserting the first check code into the upgrade file, and sending the first check code to the vehicle control system, so that the vehicle control system can check the upgrade file according to the first check code.
5. A method of upgrading a vehicle electronics module, the method comprising:
acquiring current version information of a vehicle electronic module, and sending the current version information to an upgrade server so that the upgrade server can generate and send a corresponding upgrade file to a vehicle control system according to the current version information, wherein the vehicle electronic module is an electronic control module for controlling a vehicle electrical system;
and receiving the upgrade file sent by the upgrade server, and upgrading the vehicle electronic module based on the upgrade file.
6. The method of claim 5, wherein the upgrade file includes a process subfile, a firmware sub-package subfile, and a calibration subfile, and wherein correspondingly, the upgrading the vehicle electronics module based on the upgrade file includes:
analyzing the upgrading process corresponding to the process subfile;
and executing the upgrading process to upgrade the vehicle electronic module based on the firmware sub-file and the calibration sub-file, wherein the firmware sub-file is used for upgrading corresponding software in the vehicle electronic module, and the calibration sub-file is used for parameter configuration in vehicle electronic module upgrading.
7. The method of claim 5, further comprising:
after the upgrade server inserts a first check code into the upgrade file, receiving the first check code sent by the upgrade server;
acquiring the second check code in the upgrade file based on the upgrade file;
and if the first check code is inconsistent with the second check code, sending a first response message of the upgrade file error to the upgrade server.
8. The method of claim 5, wherein after the upgrading the vehicle electronic module based on the upgrade file, the method further comprises:
operating an upgraded vehicle electronic module to obtain a corresponding operation result, wherein the upgraded vehicle electronic module is the vehicle electronic module obtained by upgrading the vehicle electronic module;
and sending the operation result to the upgrade server.
9. An upgrading device of a vehicle electronic module is characterized by comprising a receiving unit, a generating unit and a transmitting unit;
the receiving unit is used for receiving the current version information sent by the vehicle control system after the vehicle control system acquires the current version information of a vehicle electronic module, wherein the vehicle electronic module is an electronic control module for controlling a vehicle electrical system;
the generating unit is used for generating a corresponding upgrading file according to the current version information;
the sending unit is used for sending the upgrade file to the vehicle control system so that the vehicle control system can upgrade the vehicle electronic module according to the upgrade file.
10. An upgrading device for a vehicle electronic module, characterized in that the device comprises an acquisition unit and an upgrading unit;
the acquisition unit is used for acquiring the current version information of the vehicle electronic module and sending the current version information to an upgrade server so that the upgrade server can generate a corresponding upgrade file according to the current version information, and the vehicle electronic module is an electronic control module for controlling a vehicle electrical system;
the upgrading unit is used for receiving the upgrading file sent by the upgrading server and upgrading the vehicle electronic module based on the upgrading file.
CN202211032786.6A 2022-08-26 2022-08-26 Vehicle electronic module upgrading method and device Pending CN115390875A (en)

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