CN111399816A - Automobile ECU program file generation method and system, storage medium and terminal - Google Patents
Automobile ECU program file generation method and system, storage medium and terminal Download PDFInfo
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Abstract
The invention provides a method and a system for generating an automobile ECU program file, a storage medium and a terminal, which comprise the following steps: generating an application software code of the automobile ECU; acquiring parameter information of a basic software code of the automobile ECU, and generating and calling an interface code for configuring the basic software code according to the parameter information; and generating an automobile ECU program file according to the basic software code, the application software code and the interface code. The method and the system for generating the automobile ECU program file, the storage medium and the terminal can realize the generation of the automobile ECU program file by one key, and effectively improve the development efficiency of the automobile ECU.
Description
Technical Field
The invention relates to the technical field of software processing, in particular to a method and a system for generating an automobile ECU program file, a storage medium and a terminal.
Background
Generally, a software system is divided into two major parts, namely Basic Software (BSW) and Application Software (ASW). The underlying software includes operating systems, database systems, middleware, language processing systems (including compilers, interpreters, and assemblers), and office software (including word processing, spreadsheets, slides, and some primary picture processing programs).
In the prior art, in the development process of an Electronic Control Unit (ECU) of an automobile, a third-party software company generally provides basic software subjected to testing and verification, including communication, diagnosis, IO Control, and underlying driver. Automobile ECU developers need to cut, configure, integrate and the like basic software according to actual applications of different projects.
In the prior art, the configuration and the use of the basic software are generally realized by the following two methods:
(1) manual modification and addition of code
Specifically, control logic of the application layer and configuration parameters are added and modified directly in the original basic software code, and then manually integrated with the application layer. However, this method requires the application layer developer to be familiar with the underlying software, and even have much knowledge about the architecture and principle of the controller chip to be able to complete the development of the controller, and there are many problems and wide knowledge fields faced in the development process. Therefore, the project development period is longer, and the development risk is higher.
(2) And manually configuring and inputting parameters on an interface through an upper computer according to actual requirements to generate a configurable code, and then manually integrating and compiling with an application program.
However, this method requires secondary input, requires familiarity with the compiling and integration environment of the generated code, thus affecting the efficiency of project development, and requires additional development resources.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a method and a system for generating an ECU program file, a storage medium, and a terminal, which can generate an ECU program file by one key, thereby effectively improving the development efficiency of an ECU of a vehicle.
In order to achieve the above objects and other related objects, the present invention provides a method for generating an ECU program file for an automobile, including the steps of: generating an application software code of the automobile ECU; acquiring parameter information of a basic software code of the automobile ECU, and generating and calling an interface code for configuring the basic software code according to the parameter information; and generating an automobile ECU program file according to the basic software code, the application software code and the interface code.
In an embodiment of the present invention, the application software code is generated based on upper computer software.
In an embodiment of the present invention, modifying and/or optimizing the generated application software code is further included.
In an embodiment of the present invention, the obtaining parameter information of the basic software code of the vehicle ECU, and generating the interface code according to the parameter information includes the following steps:
constructing an interface layer file, and defining parameter types in the interface layer file;
acquiring parameter information corresponding to each input parameter type from the interface layer file;
and automatically generating the interface code according to the parameter information.
In an embodiment of the present invention, the parameter type includes one or more combinations of API type, API parameter, API triggering manner, and API priority.
In an embodiment of the present invention, the generating the vehicle ECU program file according to the basic software code, the application software code and the interface code includes: compiling and linking the base software code, the application software code and the interface code based on a compiler to generate the automobile ECU program file.
Correspondingly, the invention provides an automobile ECU program file generation system, which comprises an application software code generation module, an interface code generation module and a program file generation module;
the application software code generation module is used for generating an application software code of the automobile ECU;
the interface code generation module is used for acquiring parameter information of a basic software code of the automobile ECU and generating and calling an interface code for configuring the basic software code according to the parameter information;
and the program file generating module is used for generating an automobile ECU program file according to the basic software code, the application software code and the interface code.
The present invention provides a storage medium having stored thereon a computer program which, when executed by a processor, implements the above-described automotive ECU program file generation method.
Finally, the present invention provides a terminal comprising: a processor and a memory;
the memory is used for storing a computer program;
the processor is used for executing the computer program stored in the memory so as to enable the terminal to execute the automobile ECU program file generation method.
In an embodiment of the present invention, the terminal employs an upper computer.
As described above, the method and system for generating the ECU program file for the vehicle, the storage medium, and the terminal according to the present invention have the following advantageous effects:
(1) the generation of the automobile ECU program file can be realized by one key, so that the user experience is greatly improved;
(2) project developers do not need to know the principle and the framework of underlying basic software and the principle and the using method of a controller chip, and only need to fill parameters in an interface file according to the actual requirements of the project developers, so that the time for repeatedly modifying and debugging underlying codes in other existing methods is saved, the overall development time of the project is greatly shortened, and the development risk is reduced;
(3) partial developers in the development of other existing methods are reduced, and the development cost is reduced.
Drawings
FIG. 1 is a flow chart illustrating a method for generating an ECU program file of a vehicle according to an embodiment of the present invention;
FIG. 2 is a block diagram of an embodiment of a method for generating an ECU program file of a vehicle according to the present invention;
FIG. 3 is a schematic diagram of an embodiment of a vehicle ECU program file generation system according to the present invention;
fig. 4 is a schematic structural diagram of a terminal according to an embodiment of the present invention.
Description of the element reference numerals
31 application software code generation module
32 interface code generation module
33 program file generating module
41 processor
42 memory
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
According to the method and the system for generating the automobile ECU program file, the storage medium and the terminal, manual editing of the basic software code is not needed, calling configuration of the basic software code can be realized in one key mode, and the basic software code and the application software code are compiled and linked, so that the automobile ECU program file is generated, the development efficiency of the automobile ECU is effectively improved, and the practicability is high.
As shown in fig. 1 and 2, in an embodiment, the method for generating the ECU program file of the vehicle of the present invention includes the following steps:
and step S1, generating application software codes of the automobile ECU.
Specifically, the automobile ECU software is divided into layers, generally, an upper layer and a lower layer, i.e., application software and basic software. The application software refers to upper-layer control flow codes written by developers of the automobile ECU according to the actual requirements of projects.
In an embodiment of the present invention, the application software code is generated based on upper computer software. The user uses the upper computer software for developing application to automatically generate application software codes. In an embodiment of the present invention, modifying and/or optimizing the generated application software code is further included. For example, software design tools such as Matlab/Simulink and the like can be used for modeling and optimizing control flow and algorithm of application software codes, and simulation and test can be carried out on an upper computer.
In addition, the present invention may also integrate the application software code using other items of existing logic and algorithm libraries.
And step S2, acquiring parameter information of the basic software code of the automobile ECU, and generating and calling an interface code for configuring the basic software code according to the parameter information.
Specifically, different items may use different parts of the base software code, and different Application Programming Interface (API) parameters of the base software code may be provided according to actual applications.
In an embodiment of the present invention, the obtaining parameter information of the basic software code of the vehicle ECU, and generating the interface code according to the parameter information includes the following steps:
21) an interface layer file is constructed, and parameter types are defined in the interface layer file.
Specifically, the invention designs an interface layer file with a fixed format, wherein the interface layer file is provided with multiple parameter types of an API in basic software, such as one or more combinations of API types, API parameters, API triggering modes and API priority levels, so that a configuration template for parameter setting is formed in the interface layer file.
22) And acquiring the parameter information corresponding to each input parameter type from the interface layer file.
Specifically, the user fills in parameter information corresponding to each parameter type that needs to be set for the current project in the configuration template.
For example, the configuration template and parameter information of the CAN communication interface layer are shown in table 1.
TABLE 1 configuration template and parameter information of CAN communication interface layer
For another example, the digital IO configuration template and the parameter information are shown in table 2.
TABLE 2 configuration template and parameter information for digital IO
| IO type | Variable identification | Data type | Type of signal | Port(s) |
| digital_input | f_FeedBack | bool | DDL | DDL4 |
| digital_input | f_Status | bool | DDH | DIH1 |
23) And automatically generating the interface code according to the parameter information.
Specifically, the interface code is automatically generated according to the set parameter information, so that the basic software code can be called and configured based on the interface code. That is, the basic software code can be called according to the interface code, and the basic software code can be configured according to the parameter information in the interface code, so as to obtain the basic software code matched with the actual application.
And step S3, generating an automobile ECU program file according to the basic software code, the application software code and the interface code.
In an embodiment of the present invention, the basic software code, the application software code, and the interface code are compiled and linked based on a compiler, so as to generate an automobile ECU program file capable of being directly burned in the MCU. After the interface code is generated, reading a file representing an application software layer and a file representing a basic software layer, integrating the three, and calling a compiler to compile and link so as to automatically generate the automobile ECU program file. Wherein the files of the application software layer and the files of the base software layer are respectively placed at different positions.
As shown in fig. 3, in an embodiment, the vehicle ECU program file generation system of the present invention includes an application software code generation module 31, an interface code generation module 32 and a program file generation module 33.
The application software code generation module 31 is used for generating application software codes of the automobile ECU.
Specifically, the automobile ECU software is divided into layers, generally, an upper layer and a lower layer, i.e., application software and basic software. The application software refers to upper-layer control flow codes written by developers of the automobile ECU according to the actual requirements of projects.
In an embodiment of the present invention, the application software code is generated based on upper computer software. The user uses the upper computer software for developing application to automatically generate application software codes. In an embodiment of the present invention, modifying and/or optimizing the generated application software code is further included. For example, software design tools such as Matlab/Simulink and the like can be used for modeling and optimizing control flow and algorithm of application software codes, and simulation and test can be carried out on an upper computer.
In addition, the present invention may also integrate the application software code using other items of existing logic and algorithm libraries.
The interface code generation module 32 is configured to obtain parameter information of a basic software code of the vehicle ECU, and generate an interface code for calling and configuring the basic software code according to the parameter information.
Specifically, different items may use different parts of the base software code, and different Application Programming Interface (API) parameters of the base software code may be provided according to actual applications.
In an embodiment of the present invention, the obtaining parameter information of the basic software code of the vehicle ECU, and generating the interface code according to the parameter information includes the following steps:
21) an interface layer file is constructed, and parameter types are defined in the interface layer file.
Specifically, the invention designs an interface layer file with a fixed format, wherein the interface layer file is provided with multiple parameter types of an API in basic software, such as one or more combinations of API types, API parameters, API triggering modes and API priority levels, so that a configuration template for parameter setting is formed in the interface layer file.
22) And acquiring the parameter information corresponding to each input parameter type from the interface layer file.
Specifically, the user fills in parameter information corresponding to each parameter type that needs to be set for the current project in the configuration template.
For example, the configuration template and parameter information of the CAN communication interface layer are shown in table 1.
TABLE 1 configuration template and parameter information of CAN communication interface layer
For another example, the digital IO configuration template and the parameter information are shown in table 2.
TABLE 2 configuration template and parameter information for digital IO
| IO type | Variable identification | Data type | Type of signal | Port(s) |
| digital_input | f_FeedBack | bool | DDL | DDL4 |
| digital_input | f_Status | bool | DDH | DIH1 |
23) And automatically generating the interface code according to the parameter information.
Specifically, the interface code is automatically generated according to the set parameter information, so that the basic software code can be called and configured based on the interface code. That is, the basic software code can be called according to the interface code, and the basic software code can be configured according to the parameter information in the interface code, so as to obtain the basic software code matched with the actual application.
And the program file generating module 33 is connected with the application software code generating module 31 and the interface code generating module 32, and is used for generating an automobile ECU program file according to the basic software code, the application software code and the interface code.
In an embodiment of the present invention, the basic software code, the application software code, and the interface code are compiled and linked based on a compiler, so as to generate an automobile ECU program file capable of being directly burned in the MCU. After the interface code is generated, reading a file representing an application software layer and a file representing a basic software layer, integrating the three, and calling a compiler to compile and link so as to automatically generate the automobile ECU program file. Wherein the files of the application software layer and the files of the base software layer are respectively placed at different positions.
It should be noted that the division of the modules of the above apparatus is only a logical division, and the actual implementation may be wholly or partially integrated into one physical entity, or may be physically separated. And these modules can be realized in the form of software called by processing element; or may be implemented entirely in hardware; and part of the modules can be realized in the form of calling software by the processing element, and part of the modules can be realized in the form of hardware. For example, the x module may be a processing element that is set up separately, or may be implemented by being integrated in a chip of the apparatus, or may be stored in a memory of the apparatus in the form of program code, and the function of the x module may be called and executed by a processing element of the apparatus. Other modules are implemented similarly. In addition, all or part of the modules can be integrated together or can be independently realized. The processing element described herein may be an integrated circuit having signal processing capabilities. In implementation, each step of the above method or each module above may be implemented by an integrated logic circuit of hardware in a processor element or an instruction in the form of software.
For example, the above modules may be one or more integrated circuits configured to implement the above methods, such as: one or more Application Specific Integrated Circuits (ASICs), or one or more microprocessors (DSPs), or one or more Field Programmable Gate Arrays (FPGAs), among others. For another example, when one of the above modules is implemented in the form of a Processing element scheduler code, the Processing element may be a general-purpose processor, such as a Central Processing Unit (CPU) or other processor capable of calling program code. For another example, these modules may be integrated together and implemented in the form of a system-on-a-chip (SOC).
The storage medium of the present invention stores thereon a computer program that realizes the above-described vehicle ECU program file generation method when executed by a processor. The storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic disk, U-disk, memory card, or optical disk.
As shown in fig. 4, in an embodiment, the terminal of the present invention includes: a processor 41 and a memory 42.
The memory 42 is used for storing computer programs.
The memory 42 includes: various media that can store program codes, such as ROM, RAM, magnetic disk, U-disk, memory card, or optical disk.
The processor 41 is connected to the memory 42 and configured to execute the computer program stored in the memory 42, so that the terminal executes the above-mentioned automobile ECU program file generating method.
Preferably, the Processor 41 may be a general-purpose Processor, including a Central Processing Unit (CPU), a Network Processor (NP), and the like; the integrated Circuit may also be a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic device, or discrete hardware components.
In an embodiment of the present invention, the terminal employs an upper computer. That is to say, the configuration, modification, integration and other work of the automobile basic software are directly embedded into the upper computer software developed by the common application software, so that the development efficiency of the automobile ECU program file is further improved.
In conclusion, the method and the system for generating the automobile ECU program file, the storage medium and the terminal can realize the generation of the automobile ECU program file by one key, so that the user experience is greatly improved; project developers do not need to know the principle and the framework of underlying basic software and the principle and the using method of a controller chip, and only need to fill parameters in an interface file according to the actual requirements of the project developers, so that the time for repeatedly modifying and debugging underlying codes in other existing methods is saved, the overall development time of the project is greatly shortened, and the development risk is reduced; partial developers in the development of other existing methods are reduced, and the development cost is reduced. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A method for generating an automobile ECU program file is characterized in that: the method comprises the following steps:
generating an application software code of the automobile ECU;
acquiring parameter information of a basic software code of the automobile ECU, and generating and calling an interface code for configuring the basic software code according to the parameter information;
and generating an automobile ECU program file according to the basic software code, the application software code and the interface code.
2. The automotive ECU program file generation method according to claim 1, characterized in that: and generating the application software code based on upper computer software.
3. The automotive ECU program file generation method according to claim 2, characterized in that: further comprising modifying and/or optimizing the generated application software code.
4. The automotive ECU program file generation method according to claim 1, characterized in that: the method for acquiring the parameter information of the basic software code of the automobile ECU and generating the interface code according to the parameter information comprises the following steps:
constructing an interface layer file, and defining parameter types in the interface layer file;
acquiring parameter information corresponding to each input parameter type from the interface layer file;
and automatically generating the interface code according to the parameter information.
5. The automotive ECU program file generation method according to claim 4, characterized in that: the parameter types comprise one or more combinations of API types, API parameters, API triggering modes and API priority levels.
6. The automotive ECU program file generation method according to claim 1, characterized in that: the generating of the automobile ECU program file according to the basic software code, the application software code and the interface code comprises: compiling and linking the base software code, the application software code and the interface code based on a compiler to generate the automobile ECU program file.
7. An automotive ECU program file generation system characterized in that: the system comprises an application software code generation module, an interface code generation module and a program file generation module;
the application software code generation module is used for generating an application software code of the automobile ECU;
the interface code generation module is used for acquiring parameter information of a basic software code of the automobile ECU and generating and calling an interface code for configuring the basic software code according to the parameter information;
and the program file generating module is used for generating an automobile ECU program file according to the basic software code, the application software code and the interface code.
8. A storage medium having stored thereon a computer program, characterized in that the computer program, when executed by a processor, implements the automotive ECU program file generation method of any one of claims 1 to 6.
9. A terminal, comprising: a processor and a memory;
the memory is used for storing a computer program;
the processor is configured to execute the computer program stored in the memory to cause the terminal to execute the automotive ECU program file generation method of any one of claims 1 to 6.
10. The terminal of claim 9, wherein: the terminal adopts an upper computer.
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