CN101751028B - General calibration system of automobile electronic control unit and realizing method thereof - Google Patents
General calibration system of automobile electronic control unit and realizing method thereof Download PDFInfo
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Abstract
The present invention provides a general calibration system of an automobile electronic control unit and a realizing method thereof, which relates to the field of automobile electronic control. Based on configuration technique, the present invention adopts the idea that interface design is separated from system function design. The calibration system is divided into an editing environment part, an XML (extensive makeup language) configuration project file and a running environment part. The XML configuration project file is used as the middle layer of the calibration system for describing the graphical interface of the whole calibration system with a standard tree-like structure. The editing environment part is used for building a user interface model, making a calibration system interface and producing relative XML configuration project file. An XML file analyzer, data management and kernel communication are encapsulated in the running environment. The running environment part is connected with an electronic control unit (ECU) below, and monitoring and calibration functions are realized. The present invention realizes the interface customer making and reconfiguration of the calibration system, and meets the alteration and updating project requirements of the ECU. Meanwhile, the expandable and cross-platform XML project file can be reused on different operating system platforms, and the general utilization of the calibration system is improved.
Description
Technical field
The present invention relates to computing machine and automatic control technology, particularly technical field of automotive electronics, mainly is the general calibration technology of vehicle electronic control unit (ECU, Electronic Control Unit).
Background technology
The development of automotive electronics is changing the function of the traditional structure and the expansion automobile of automobile, and the application of automotive electronic technology is just becoming one of the most effective means of the following automobile market of contention.Therefore, the parts that have electronic control unit (ECU) on automobile are more and more, as: engine electric spray control, anti-locking system for car, body control system, power management etc. all are typical case's utilizations of vehicle electronic control unit.Simultaneously, along with the function of ECU (Electrical Control Unit) constantly strengthens, performance improves constantly, the performance history that makes electric-control system is complicated more, the construction cycle is more and more longer, needs therefore that a kind of general high-performance auxiliary development instrument--calibration system satisfies the development requirement that becomes increasingly complex of various dissimilar ECU.
Yet at dissimilar electronic control units, a lot of manufacturers have developed its corresponding calibration system, cause the appearance of multiple calibration system.Existing automobile ECU calibration system is a specific purpose tool software, and promptly same calibration software when ECU changes or upgrades, just can not satisfy job requirement, thereby not reach the universalization demand.Mainly there is following defective in they: the one, and calibration system fails to satisfy the customization certainly and the reconstruct sexual demand at interface, can not reach the design again at calibration system interface; The 2nd, the calibration system interface just provides corresponding Design Mode at a certain application problem, rather than the structure and the corresponding relation thereof at the angle that generates automatically from interface identification calibration system interface, fail INTERFACE DESIGN service for through engineering approaches, thus development quality and inefficiency; The 3rd, other functional layer of calibration system interface presentation layer and calibration system (as, data management layer and kernel communication layers) have a strong coupling, will cause needs change or upgrading whole calibrating software to the change at interface, greatly reduce the versatility of calibration system.
Chinese patent application: based on the automobile electronic control unit calibration system and the method (application number: 200810070030.4) proposed a kind of employing application system standardization effort group ASAP (Arbeitskreiszur Standardisierung von Applikationssystemen of ASAP standard, the matching and calibration standard) with standard x CP (Universal Calibration Protocol, the general calibration agreement) calibration system of standard communication protocol, but the customization certainly that does not relate to the interface with generate automatically, and there are strong coupling in interface presentation layer and other functional layers of calibration system; Chinese patent application: based on CCP (CAN Calibration Protocol,) the mixed power electric car controller scaling method (application number: 200410003472.9) openly propose a kind of mixed power electric car controller scaling method of agreement, just improve the communication reliability of staking-out work, have above-described defective equally.
The present invention is directed between calibration system median surface and other functional layers and have strong coupling, and the nonstandard problem of calibration system INTERFACE DESIGN pattern, a kind of general calibration system of automobile electronic control unit and implementation method that can satisfy the interface from customization and reconstruct sexual demand proposed.
Summary of the invention
In order to solve customization certainly and the reconstruct sexual demand that calibration system can not satisfy the interface, there is strong coupling between interface and other functional layers, the defective of aspects such as the versatility of calibration system is not enough the present invention proposes a kind of general vehicle electronic control unit calibration system and method thereof.This system is under the architecture that meets international standard ASAP, by XML (the Extensible Markup Language that customizes a kind of standard, extend markup language) the allocation project file is described whole calibrating system graphical interfaces, carry out system interface from customization and reconstruct, realize that the calibration interface design separates with system function design, thereby make calibration system adapt to the requirement of engineering of ECU change and upgrading.Simultaneously, XML allocation project file is with good expansibility and cross-platform characteristic, can obtain rebuilding and utilizing on different operating system platform (as windows, Linux etc.), improves the reusability of interface engineering document, reaches the universalization demand.
The technical scheme that the present invention solves the problems of the technologies described above is: use for reference configuration technology, the thought that adopts INTERFACE DESIGN to separate with system function design, design a kind of calibration system, this calibration system comprises, editing environment part, XML allocation project file part and running environment part.The tree structure of XML allocation project file part code requirement is described whole calibrating system graphical interfaces, and with its intermediary interface layer as calibration system, effectively separates calibration system interface and other functional layers, reduces the coupling between them; Editing environment partly imports the ASAP2 database file that is generated by the ASAP editing machine, initialization obtains nominal data and monitor data variable, the datagraphic interface of user configuration operational design engineering application demand, and generate corresponding XML allocation project file and window resource file thereof.Editing environment partly proposes a kind of user interface model standardization calibration system interface, the user can carry out the configuration operation at editing environment by own requirement and custom, design meets the calibration interface of engineering application requirement, and all calibration interface information all will generate automatically and be kept in the corresponding XML allocation project file; Running environment partly encapsulates XML document parser, data management, kernel communication, realizes that the calibration system interface generates automatically, and response user control request is safeguarded the data stream between graphical interfaces and real-time data base, the controlled device.Running environment partly imports XML allocation project file, corresponding calibration system graphical interfaces is resolved and generated automatically to the call XML document parser, import the ASAP2 database file, call calibration system kernel communication layers function, foundation communicates to connect with ECU's, realizes the monitoring and the calibrating function of variable parameter.
The present invention proposes to customize XML allocation project file description calibration system contact bed, adopts configuration technology, and the reconstruct calibration interface reaches calibration system exploitation and broad applicability fast.Described XML allocation project file structure comprises fileinfo, data object, running environment name and the interfaces windows resource file information of calibration system, and subscriber customized interfaces windows information, demonstration variable, display mode and display layout are unified structural description; Described editing environment partly is the build environment of XML project file, adopt user interface model structuring calibration interface, comprise functional module, object module and interface module, functional module is described the function and usage at interface, also represented simultaneously the navigation between the function, internal relation such as called; Object module embodies the relation of interface and built-in variable data, has described the data member characteristic of object and object member's basic data type; The visual appearance of interface module definition interfaces is described the composition of visual appearance and relation each other, and the visual form of handling interface element shows and the interface layout problem.Described running environment partly comprises interface presentation layer, data management layer and kernel communication layers.The interface presentation layer uses XML document parser analyzing XML allocation project file, and the graphical interfaces of calibration system is provided, and the mapping relations between layout data and the graphic presentation generate the calibration system interface automatically; The data management layer is followed the ASAP2 agreement of international standard, utilize the ASAP software for editing slave computer to be demarcated information such as argument address that ECU image file (* .MAP) that type ECU generates parses to be needed to demarcate, measure, type, behind editor, be stored as the ASAP database file that meets the ASAP2 standard, thus the standardization data management; The kernel communication layers provides meeting the ASAP1 standard communication protocol, drive relevant interface etc. between host computer and the slave computer ECU, realizes that data monitoring, order issue and parameter calibration.
ECU general calibration system and implementation method that the present invention proposes are described the whole calibrating system interface by the XML allocation project file that customizes a kind of standard, and calibration system is divided into editing environment part, XML allocation project file and running environment part.XML allocation project file with good extendability and professional platform independence has reduced the coupling of calibration system interface and other each functional layers, the customization certainly and the reconstruct sexual demand at calibration system interface have been satisfied, calibration system interface development efficient and reusability have been improved, adapt to the work requirements of ECU change or upgrading, reached the universalization of calibration system.
Description of drawings
Fig. 1. general calibration system structured flowchart of the present invention
Fig. 2. the editing environment partial function block diagram that the present invention realizes
Fig. 3. the running environment part-structure block diagram that the present invention realizes
Fig. 4. the XML allocation project file that the present invention realizes
Fig. 5. the window resource file that the present invention realizes
Embodiment
The present invention uses for reference traditional configuration technology, the thought that adopts INTERFACE DESIGN to separate with system function design, XML allocation project file is proposed as the intermediary interface layer of calibration system editing environment part with the running environment part, effectively solve the strong coupling between calibration system contact bed and data management layer and the kernel communication layers, and XML allocation project file is described the calibration system interface in the mode of tree structure, reach the customization certainly and the reconstruct of graphical interfaces, adapted to the functional requirement of ECU change or upgrading.Simultaneously, the communications and data coupling between calibration system of the present invention and the slave computer ECU all adopts international ASAP standard, thereby reaches the universalization of calibration system.
Below in conjunction with accompanying drawing and instantiation the specific embodiment of the present invention is described.
Be illustrated in figure 1 as general calibration system structured flowchart of the present invention, this general calibration system comprises, editing environment part, XML allocation project file part and running environment part.
The tree structure of XML allocation project file part code requirement is described whole calibrating system graphical interfaces, and with its intermediary interface layer as calibration system, effectively separates calibration system interface and other functional layers, reduces the coupling between them; Editing environment partly customizes a kind of user interface model structuring calibration system interface, generate the environment of XML configuration file, and its design operation interface is by the data field, window region and attribute are observed the district and are formed, the user can carry out the configuration operation at editing environment by own requirement and custom, design meets the calibration interface of engineering application requirement, and all calibration interface information all will generate automatically and be kept in the corresponding XML allocation project file.Idiographic flow comprises: import ASAP database file initialization data district, obtain nominal data and the measurement data information of ECU; The datagraphic interface of user configuration operational design engineering application demand, and generate corresponding XML allocation project file and window resource file thereof.The window type that user's design will be created, and the graphic assembly of variable that selection will be monitored or demarcate in the data field and choice variable demonstration.
At window region configuration operation graphic assembly, in attribute observation district, check the graphic assembly attribute, arrange the design interface layout.Running environment part satisfies calibration system sets up Data Matching with slave computer ECU and communicate to connect except comprising data management layer and kernel communication layers, also comprise the interface presentation layer, encapsulation XML document parser, by each node one by one analyzing XML allocation project file when being resolved to the resource window file, search traversal project file folder, corresponding window file is resolved in the lump, and according to window and corresponding window and the assembly of component property establishment, thereby generate the interface of user's design operation automatically, carry out each function of calibration system data management layer and kernel communication layers again, carry out data acquisition again and again, response user control request, safeguard graphical interfaces and real-time data base, data stream between the controlled device, thus realize demarcating and monitoring function.Described configuration operation is meant needs to guarantee that the user can realize: the drag-and-drop operation by mouse is finished configuration process; Increase, reduce, edit each configuration object arbitrarily; The configuration result can be converted into the configuration configuration file that running environment can fast resolving; The configuration result can be saved as file, so that repeat to open, check and revise; Graphic configuration information configuration file can be imported to the running environment part.
Running environment partly imports XML allocation project file, corresponding calibration system graphical interfaces is resolved and generated automatically to the call XML document parser, import the ASAP2 database file, call calibration system kernel communication layers function, foundation communicates to connect with ECU's, realizes the monitoring and the calibrating function of variable parameter.
Be illustrated in figure 2 as editing environment partial function block diagram, for satisfying the reusability characteristics in the interface that makes the whole calibrating system, improve the development quality and the efficient of graphic user interface, adopt user interface model to come standard calibration system interface, editing environment partly comprises functional module, object module and interface template module three parts.
Functional module makes up the framework at interface by demand analysis, and represents the navigation between each function, internal relation such as call, and the interface is to the demand of object module.Mainly comprise: measure submodule and demarcate submodule.Object module is set up the relation of interface and internal data, the data member characteristic of description object and object member's basic data type, just type and the data to the data that constitute the interface are described, import slave computer demarcation type ECU variable information ASAP description document (.a21), the object layer of configuration user interfaces model.Data object is associated with data presentation, and each data object is represented its content by suitable interface assembly, and it is associated with the interface assembly of interface template by the attribute of each data object.The interface template module is described the composition of visual appearance and relation each other according to the combine visual appearance of definition interfaces of deviser's experience and actual demand, mainly handles the visual form demonstration and the interface layout problem of interface element.What constitute the interface template module is the interface assembly storehouse, the description search of data is obtained being fit to the interface assembly of expressive object module data according to object module.The general calibration system interface module can be divided into: assemblies such as dial plate, oscillograph, Three-Dimensional Dynamic figure, individual data frame, matrix data frame.The all information of each module all is kept in the XML allocation project interface document with the form of XML file, adopt the XML mode to describe each module of user interface, the content difference that different modules is described, because XML is with good expansibility, can be used for describing and have abundant semantic logical organization, thereby development efficiency and quality have been improved in standard calibration system interface.
Be illustrated in figure 3 as the running environment part-structure block diagram that the present invention realizes, divide, comprise interface presentation layer, data management layer and kernel communication layers three parts according to structure function.The XML document parser of interface presentation layer encapsulation will import to the XML allocation project file of running environment part and resolve one by one by each node, when being resolved to the resource window file, search traversal project file folder, corresponding window file is resolved in the lump, and according to window and corresponding window and the assembly of component property establishment, thereby generate and the subscriber customized the same graphical interfaces of editing environment automatically, i.e. the man-machine interface of monitoring and proving operation.The user can realize parameter calibration operation therein, and the result directly revises and be kept in the variable internal memory of data management layer correspondence, and issues the variable of changing to the ECU correspondence; The data management layer adopts international ASAP2 standard that the definition and the attribute thereof of handled all data variables in the calibration system are managed; The kernel communication layers provide and slave computer ECU between the ASAP1 protocol communication agreement that meets international standard, drive relevant interface etc., for realizing that data acquisition, order issue and parameter calibration provides indispensable prerequisite.
Its realization flow is as follows:
(1) the data management layer loads the ASAP database file, parses the attribute of demarcating with monitoring parameter, and configuration and the environmental parameter that slave computer ECU connects comprise communication drivers parameter and communicating protocol parameter.
(2) the CONNECT order in the kernel communication layers transmission XCP agreement connects with target ECU.
(3) the interface presentation layer imports and analyzing XML allocation project file, generates the calibration system graphical interfaces automatically, sets up the mapping of interface data information and date administration and supervision authorities.
(4) the kernel communication layers adopts DAQ (Data Acquisition, data are obtained) pattern gathers measurement data in real time, send SET_DAQ_PTR, WRITE_DAQ and START_STOP order in the XCP agreement successively, slave computer ECU carries out monitoring parameter periodic classification and uploads data showing in monitoring interface after receiving order, realizes monitoring function
(5) the interface presentation layer is waited for user's operation, if the user revises parameter in calibration interface, sends SET_MTA and DNLOAD order and revises corresponding supplemental characteristic among the ECU, revises relevant parameter value in the data management layer simultaneously, realizes calibrating function.
Be illustrated in figure 4 as XML allocation project file part of the present invention, tree structure with structured text XML language description total system interface, promptly describe the project file of whole calibrating system interface, be divided into the total template(-let) of file and window Resource Properties unit two parts.The total template(-let) of file is described the base attribute information of project file: the fileinfo node is represented the interface document descriptive information, as creation-time, creates the author; Running environment name node is represented the running environment title that this project interface document will import; The data object node is represented the ASAP database file that imports, and what window Resource Properties unit was described is the window file information (comprising title, type and the supplementary of creating window) that the user creates; The user creates a window, all can generate the title that corresponding child node illustrates its establishment window under window Resource Properties unit, and its corresponding window file of creating is kept in the engineering catalogue.The tree structure of XML allocation project file has clearly been described calibration system interface overall architecture, lays a good foundation for realizing that the interface generates automatically.Simultaneously, the window resource file exists as the form of the resource file of XML allocation project file, can in different project files, use mutually, improved the reusability of file greatly, promptly in different project files, only need window Resource Properties node therein to add a corresponding window information child node down, this window resource file just can obtain utilizing, thereby saved the INTERFACE DESIGN time greatly, improved interface development efficient.
Be illustrated in figure 5 as window resource file part of the present invention, describe window resource file tree structure partly with structured text XML language, it mainly comprises total template(-let) of window and assembly unit.The total template(-let) of window is described the size of window, the position in main window and heading message.What assembly unit illustrated is the component property information that comprises in the window, as dial plate assembly unit, oscillograph assembly unit, three-dimensional plot assembly unit, label assembly unit, single edit box assembly unit and matrix edit box unit.The dial plate assembly unit comprises big or small nodes of locations, pointer information node, dial plate radian information node, shows the variable name node and shows variable unit's node, represent the size and location information of dial plate assembly in window respectively, the currency of the range of dial plate, dial plate pointer and current maximum position value, dial plate radius, radian and beginning radian, the variable name and the unit of display that dial plate shows.The oscillograph assembly unit comprises that big or small nodes of locations, horizontal ordinate show the variable name node, show the variable name node and show variable number node.The label assembly unit comprises big or small nodes of locations and title node.
The three-dimensional plot assembly unit comprises that big or small nodes of locations, grid dimension node, XY coordinate show that variable name node and Z coordinate show the variable name node.Single edit box assembly unit comprises big or small nodes of locations and shows the variable name node.Matrix edit box assembly unit comprises the big minor node of edit box, first edit box nodes of locations, horizontal edit box number node, vertical edit box number node, laterally edit box spacing node, vertical edit box spacing node and demonstration variable name node.
Independent mutually between each assembly, common monitoring interface window and the calibration interface window that constitutes calibration system, the user can be in the monitoring window value of real time inspection ECU measurand, can in the calibration interface window, change the value of corresponding demarcation variable simultaneously, issue control command realization calibrating function.
Claims (8)
1. the general calibration system of automobile electronic control unit, it is characterized in that, described general calibration system comprises editing environment part, XML allocation project file part and running environment part, the XML allocation project file tree structure at structured text language description calibration system interface, write down the total attribute of each window and the module information that window comprises, and, separate calibration system interface and other functional layers with the intermediary interface layer of XML allocation project file as calibration system; Editing environment section construction user interface model, customization calibration system interface, by Configuration Design proving operation interface, generate XML allocation project file and window resource file thereof simultaneously, editing environment partly comprises functional module, object module and interface template module, functional module makes up the framework at interface, and represents navigation, call relation between each function; Object module is set up the relation of interface and internal data, the data member characteristic of description object and object member's basic data type, import slave computer and demarcate ECU variable information ASAP description document, the object layer of configuration user interfaces model, the interface template module is described the composition of visual appearance and relation each other, the visual form of handling interface element shows and interface layout, constitutes the interface assembly storehouse of interface template module, according to the description search interface assembly of object module to data; Running environment partly encapsulates XML document parser, data management, kernel communication, import XML allocation project file, corresponding calibration system graphical interfaces is resolved and generated automatically to the call XML document parser, import the ASAP2 database file, call calibration system kernel communication layers function, foundation communicates to connect with ECU's, realizes the monitoring and the demarcation of variable parameter.
2. general calibration system according to claim 1, it is characterized in that, XML allocation project file comprises, total template(-let) of file and window Resource Properties unit, the total template(-let) of file is described the base attribute information of project file, the window file information that the user creates is described in window Resource Properties unit, and the window resource file exists as the form of XML allocation project file resource file, can use mutually in different project files.
3. general calibration system according to claim 1, it is characterized in that, editing environment partly generates XML allocation project file and the window resource file specifically comprises, the ASAP2 database file that importing is generated by the ASAP editing machine, initialization obtains nominal data and monitor data variable, the datagraphic interface of user configuration operational design engineering application demand.
4. general calibration system according to claim 1, it is characterized in that, the running environment part is resolved by each node one by one to XML allocation project file, when being resolved to the resource window file, search traversal project file folder, resolve corresponding window file, create corresponding window and assembly, generate the interface of user's design operation automatically according to window and component property.
5. the general calibration system implementation method of automobile electronic control unit, it is characterized in that, the XML allocation project file tree structure at structured text language description calibration system interface, write down the total attribute of each window and the module information that window comprises, and, separate calibration system interface and other functional layers with the intermediary interface layer of XML allocation project file as calibration system; Editing environment section construction user interface model, customization calibration system interface, by configuration operational design calibration interface, generate XML allocation project file and window resource file thereof simultaneously, functional module makes up the framework at interface in the editing environment part, and represent navigation between each function, call relation, object module is set up the relation of interface and internal data in the editing environment part, the data member characteristic of description object and object member's basic data type, import slave computer and demarcate ECU variable information ASAP description document, the object layer of configuration user interfaces model, editing environment part median surface formwork module is described the composition of visual appearance and relation each other, the visual form of handling interface element shows and interface layout, constitute the interface assembly storehouse of interface template module, according to the description search interface assembly of object module to data; Running environment partly encapsulates XML document parser, data management, kernel communication, import XML allocation project file, corresponding calibration system graphical interfaces is resolved and generated automatically to the call XML document parser, import the ASAP2 database file, call calibration system kernel communication layers function, foundation communicates to connect with ECU's, realizes the monitoring and the demarcation of variable parameter.
6. general calibration system implementation method according to claim 5, it is characterized in that, editing environment partly generates XML allocation project file and the window resource file specifically comprises, the ASAP2 database file that importing is generated by the ASAP editing machine, initialization obtains nominal data and monitor data variable, the datagraphic interface of user configuration operational design engineering application demand.
7. general calibration system implementation method according to claim 5, it is characterized in that, the operational management part is resolved by each node one by one to XML allocation project file, when being resolved to the resource window file, search traversal project file folder, resolve corresponding window file, create corresponding window and assembly, generate the interface of user's design operation automatically according to window and component property.
8. general calibration system implementation method according to claim 7 is characterized in that, described design operation interface specifically comprises: import ASAP database file initialization data district, obtain nominal data and the measurement data information of ECU; According to the window type of user's design, the graphic assembly that variable that selection will be monitored or demarcate in the data field and choice variable show; At window region configuration operation graphic assembly, in attribute observation district, check the graphic assembly attribute, arrange the design interface layout.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102043622A (en) * | 2010-12-14 | 2011-05-04 | 成电汽车电子产业园(昆山)有限公司 | Basic software general configurator for electronic controllers |
| CN103064661A (en) * | 2011-10-21 | 2013-04-24 | 上海宝信软件股份有限公司 | Computer monitoring configuration screen extensible makeup language (XML) descriptor system and method |
| CN105096098A (en) * | 2014-05-21 | 2015-11-25 | 苏州市大创信息运用有限公司 | Equipment configuration tree management method based on recursion and inheritance algorithms |
| CN104090779B (en) * | 2014-07-31 | 2017-12-29 | 广州视源电子科技股份有限公司 | Method of automatic configuration and cloud compiling system |
| CN104836713A (en) * | 2014-09-02 | 2015-08-12 | 北汽福田汽车股份有限公司 | Measurement and calibration method for vehicle electronic controller, device and system |
| CN105117215B (en) * | 2015-08-05 | 2018-12-07 | 深圳市元征科技股份有限公司 | The development approach and device of automobile function |
| CN106776633B (en) * | 2015-11-23 | 2023-12-01 | 上海汽车工业(集团)总公司 | User-configurable apparatus and method for automatically generating a2l file |
| CN108228249A (en) * | 2016-12-14 | 2018-06-29 | 百度在线网络技术（北京）有限公司 | A kind of cross-platform implementation method of application, device and equipment |
| CN107172123B (en) * | 2017-04-11 | 2020-09-18 | 中国第一汽车股份有限公司 | Vehicle information uploading method for commercial vehicle fleet management system |
| US10991255B2 (en) * | 2018-04-05 | 2021-04-27 | Ge Aviation Systems Llc | Providing an open interface to a flight management system |
| CN109062558A (en) * | 2018-06-25 | 2018-12-21 | 烽火通信科技股份有限公司 | The engineering construction method and device of software development |
| CN109002033B (en) * | 2018-08-14 | 2021-07-23 | 东风电子科技股份有限公司 | Automatic calibration system and method based on UDS |
| CN109765875B (en) * | 2018-11-30 | 2021-07-16 | 联合汽车电子有限公司 | Automatic calibration system and method for whole vehicle function module |
| CN110674544A (en) * | 2019-08-22 | 2020-01-10 | 广东东方思维科技有限公司 | Method for manufacturing highway on-site survey and test map |
| CN112363738A (en) * | 2020-12-21 | 2021-02-12 | 上汽大通汽车有限公司 | Vehicle ECU (electronic control Unit) -based flexible big data calibration file online generation method |
| CN113985839A (en) * | 2021-10-18 | 2022-01-28 | 长春一汽富晟集团有限公司 | XCP calibration test method based on TC397 development board |
| CN114780326B (en) * | 2022-04-27 | 2023-03-24 | 镁佳(北京)科技有限公司 | Cross-platform calibration test method, device and equipment |
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