CN104516736A - Development platform of after-sale diagnosis system - Google Patents
Development platform of after-sale diagnosis system Download PDFInfo
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- CN104516736A CN104516736A CN201410127656.XA CN201410127656A CN104516736A CN 104516736 A CN104516736 A CN 104516736A CN 201410127656 A CN201410127656 A CN 201410127656A CN 104516736 A CN104516736 A CN 104516736A
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Abstract
The invention relates to a development platform of an after-sale diagnosis system. The development platform is characterized by comprising a bottom communication module (100), a data processing module (200) and a flow and interface module (300), wherein the bottom communication module (100) is used for invoking a bottom communication protocol to realize communication with a vehicle electronic control module, the data processing module (200) is used for processing a communication command of the vehicle electronic control module and the flow and interface module (300) is used for building the display of an after-sales diagnosis flow and a specific interface. According to the development platform of the after-sale diagnosis system provided by the invention, the development flexibility of the system can be improved, the development period can be shortened, and the limitation of directly developing the after-sale diagnosis system by adopting a source code can be prevented.
Description
Technical field
The present invention relates to automobile technical field, relate to the development platform of diagnostic system after sale of vehicle electronics control module particularly.
Background technology
The automobile industry development in recent years of China is very fast; since entering 21st century; develop into second-biggest-in-the-world country of consumption; even if still grow at top speed when global financial crisis occurs; along with the rapid raising of automobile pollution, the status of after sale service in whole system is more and more important, has become the leading strategic trump of a lot of 4 S auto shop or car dealer; good after sale service can improve the satisfaction of client, and what also respond wins the market.
And automotive technology development is to today, the electronic degree of vehicle is more and more higher, in order to obtain good performance, vehicle electronics control module obtains and applies more and more widely on car load, the diagnostic function that each main engine plants all utilize these modules to provide develops corresponding diagnostic routine after sale, to help the fault of maintenance station to vehicle to judge fast, thus effectively solve the problem after sale of vehicle, shorten servicing time, and along with the develop rapidly of Chinese Automobile Industry ', the development time of car load is shortening gradually, and for adapting to the needs in market, also very many and frequent for the change in vehicle development process, so just the construction cycle of diagnostic routine is after sale made to become shorter and shorter, and any change in vehicle development process all may cause the corresponding adjustment of diagnostic routine after sale, how to guarantee when vehicle goes on the market that diagnostic routine has been developed and come into operation after sale, become the problem that Ge great vehicle main engine plants need to consider.
Traditional development mode of diagnostic routine is after sale generally by the feature documentation of application developer according to vehicle electronics control module, utilize vehicle communication interface module, from bottom communication, the communication of direct coding realization and vehicle electronics control module, thus transmitting-receiving and parsing instruction, realize specific service logic and controlling functions and service logic etc., this mode is owing to being directly write diagnostic routine after sale with source code, along with increasing of vehicle and vehicle electronics control module, its shortcoming is also day by day obvious: need software development procedures person just can develop work, each tiny change needs upgrade source code and recompilate, along with source code increase system as easy as rolling off a log make mistakes and also look into very trouble etc.Although therefore this development scheme can develop diagnostic routine after sale, the needs of auto industry and the develop rapidly of vehicle electronics control module are more and more not suitable with.
Summary of the invention
In view of the above problems, aiming to provide one can increase system development dirigibility, shorten the construction cycle in the present invention, thus can avoid adopting source code directly to develop the circumscribed development platform of diagnostic system after sale of diagnostic system after sale.
The development platform of diagnostic system after sale of the present invention, is characterized in that possessing from lower floor to upper strata:
Bottom communication module, for calling the communication of bottom communication protocol realization and vehicle electronics control module;
Data processing module, for processing vehicle electronics control module communication instruction; And
Flow process and interface module, for setting up the displaying at diagnostic process and concrete interface after sale.
Preferably, described bottom communication module for providing the multiple communication modes based on various different vehicle communications protocol, and can realize the real-time communication of host computer and vehicle electronics control module based on the vehicle electronics control module command communication of various different vehicle communication agreement.
Preferably, described bottom communication module utilizes 16 systems to realize the real-time communication of host computer and vehicle electronics control module.
Preferably, described data processing module is used for connecting communication and connects described bottom communication module and described flow process and interface module and for the foundation of the composition that realizes instruction and transmitting-receiving, dynamic parameter, instruction transmission and the establishment of receiving queue, the concrete parsing of link order.
Preferably, described flow process and interface module are used for communication instruction being formed complete diagnostic test flow process after sale and being used for providing human-computer interaction interface.
Preferably, described bottom communication module is used for host computer to pass the instruction transformation of coming and is each vehicle electronics control module 16 binary data based on vehicle communication agreement that can identify and is used for 16 binary data from vehicle electronics control module to be converted to the data that host computer can receive.
Preferably, described data processing module adopt two mutually independently instruction queues process and send and receive instruction and based on the principle composition instruction transmission of first-in first-out and receiving queue.
Preferably, described bottom communication module, described data processing module, separate between described flow process and interface module.
Preferably, described data processing module is used for defining the instruction of transmission and reception according to different vehicle communication agreements and adopting unified template to make every bar instruction character standardization form.
Preferably, described bottom communication module is connected with described data processing module communication, described data processing module is connected with described flow process and interface module communication.
These three pieces of functions combine by the present invention from down to up, and the complete development platform of diagnostic system after sale of framework one is to support multi-brand, multi-vehicle-type, and the vehicle diagnostic system procedure after sale of multimode, standardization is developed.
The invention has the beneficial effects as follows obviously, only need simply to configure, the operation of flow process and interface control owing to not needing to carry out again the work of code layer based on the exploitation of diagnostic system after sale of this platform.And, because development platform adopts modular structure, based on the instruction of this one deck of vehicle electronics control module, flow processs etc. can be reused, therefore can save a large amount of duplicate sources codes and write work, greatly save the development time of vehicle diagnostic routine after sale, shorten the construction cycle.
Accompanying drawing explanation
Fig. 1 is the framework composition schematic diagram of a preferred embodiment of the development platform of diagnostic system after sale of the present invention.
Fig. 2 is the instruction processing logic exploded view of a preferred embodiment of the development platform of diagnostic system after sale of the present invention.
Fig. 3 is the flow process control of a preferred embodiment of diagnostic platform after sale of the present invention and the logical flow chart that utilizes this control to realize.
The various functions that the diagnostic routine after sale that Fig. 4 one of utilizing diagnostic platform after sale of the present invention to set up is complete has.
Fig. 5 is the universal diagnostic process flow diagram of a preferred embodiments of the diagnostic routine after sale utilizing diagnostic platform after sale of the present invention to develop.
Embodiment
What introduce below is some in multiple embodiment of the present invention, aims to provide basic understanding of the present invention.Be not intended to confirm key of the present invention or conclusive key element or limit claimed scope.
Fig. 1 is the framework composition schematic diagram of a preferred embodiment of the development platform of diagnostic system after sale of the present invention.Referring to Fig. 1, the development platform of diagnostic system after sale of the present invention is described.
As shown in Figure 1, the development platform of diagnostic system after sale of the present invention is from the bottom to top respectively by following three module compositions: for calling the bottom communication module 100 of the communication of bottom communication protocol realization and vehicle electronics control module; For the data processing module 200 processed vehicle electronics control module communication instruction; And for the flow process of the displaying of setting up diagnostic process after sale and concrete interface and interface module 300.
Wherein, bottom communication module 100 is responsible for the communication interface provided by vehicle communication card, command communication between process host computer and vehicle electronics control module, according to different vehicle communication agreements, bottom communication module has needed the selection of communication stitch, optimum configurations, the preliminary judgement etc. of the transmission of instruction and reception and transmitting-receiving instruction correctness, bottom communication module 100 needs to support multiple vehicle communication agreement to carry out communication from the different vehicle electronics control modules of different automobile types flexibly, user only needs to organize instruction queue according to the standard format of different vehicle communications protocol at data processing module, and issue bottom communication module according to the sequencing of queue, instruction can be sent to each vehicle electronics control module with the form of 16 systems according to instruction queue and correlation parameter by bottom communication module 100 automatically, simultaneously bottom communication module 100 also can be responsible for collecting the instruction that each ECU sends back, carry out preliminary checking and judge all useful data message to be stored in parameter value list queue according to sequencing, wait for that relevant treatment is carried out in data processing module application.
Bottom communication module 100 is bases of the whole development platform of diagnostic system after sale, requirement can be continual and steady carry out instruction transmission and reception, host computer is responsible for pass instruction morphing 16 binary data based on vehicle communications protocol such as CAN, K-LINE that can identify for each vehicle electronics control module of coming, corresponding for vehicle electronics control module 16 binary data feedbacks are converted into the data message that host computer can receive, the quality of bottom communication is related to stability and the reliability of whole diagnostic platform after sale simultaneously.
In the preferred example shown in Fig. 1, data processing module 200 is responsible for the composition of concrete transmission instruction and is received the parsing work of instruction, data processing module 200 can need the instruction sending and receive by every bar according to different vehicle communication agreement flexible organization, the head of the every bar instruction of specific definition, destination address, source address, the information such as instruction body and check code, unified template is adopted to guarantee every bar instruction character standardization form, dynamic parameter is utilized to realize the transmission of external data and the calculating of mathematical formulae, data processing module 200 needs the sequencing reasonably arranging instruction to send, the present invention utilizes computer multiple thread technology, two mutual independently instruction queues are adopted to process the instruction sending and receive, according to principle composition instruction transmission and the receiving queue of first-in first-out, avoid the phenomenon producing instruction blocking and interfere with each other, add stability and the reliability of platform.
In the present invention, the definition of instruction adopts hierarchical structure, refer to shown in Fig. 2, with concrete vehicle communication instruction for base unit, many communication instructions form the instruction set of a vehicle electronics control module, consider actual business demand, vehicle electronics control module has reusability feature as a rule, therefore the instruction that the present invention is directed to vehicle electronics control module adopts modular construction, by a concrete model vehicle electronics control module needed for the instruction of using be encapsulated in a modular structure, this module can by importing, the various ways such as copy carry out combination in any, thus built the set of diagnostic program instructions after sale of concrete vehicle, therefore the very intuitive and convenient of diagnostic routine after sale produced in this way is adopted, decrease program development workload, and have passed through concrete test due to the instruction in each package module, also be not easy to produce mistake in the whole performance history of diagnostic routine after sale.
Data processing module 200 of the present invention connects bottom communication module 100 and the flow process on upper strata and the hinge of interface module 300, and data processing module 200 ensure that the development efficiency of this diagnostic system development platform after sale for the high efficiency of instruction process and stability.
Please refer to Fig. 1 again, flow process and interface module 300 are the development platform of diagnostic system after sale upper layer application of the present invention, on the basis establishing bottom communication and communication instruction definition, need according to diagnosing the actual service logic of exploitation to determine concrete diagnosis content after sale after sale, and provide the user interface of close friend so that operating personnel carry out concrete operations, flow process and interface module 300 provide a very simple aspect, be easy to the instrument operated, technician can carry out flow definition and interface customizing work very easily.
Utilize the development platform of diagnostic system after sale of the present invention can adopt the mode of process flow diagram control to realize the exploitation of diagnostic process after sale, refer to the IF flow process control example that Fig. 3 shows and the quick-reading flow sheets example utilizing this control to form.The present invention utilizes multiple flow process control like control class therewith to realize complete Row control, in the quick-reading flow sheets example shown in Fig. 3, combine two IF flow process controls and achieve an AND logical process, utilize other flow process controls that such quick-reading flow sheets set and platform provide, any Complicated Flow that diagnostic platform after sale of the present invention can realize diagnostic routine after sale controls, thus realizes any actual functional capability after sale required for diagnostic routine.
The development platform of diagnostic system after sale of the present invention adopts the mode of self-defined control to realize the exploitation at diagnostic routine interface after sale, utilize the self-defined control that this platform provides, control directly can be dragged to any one place on interface and give corresponding attribute by developer, data parameters in data attribute and instruction definition in control is connected simultaneously, therefore the related data parameter in instruction just can be reflected at contact bed accordingly, and due to this platform employing three-tier architecture and calculating support multithreading, separate between each layer, therefore data to be illustrated in contact bed very smooth, the upper interface occurred because bottom data does not receive is there will not be to refresh slow, the phenomenons such as sluggishness.
Flow process and interface module 300 be define the development platform of diagnostic system after sale of the present invention whether flexibly, be easy to operation and merit can completely important indicator, this platform is from the general character of diagnostic software after sale, the common characteristic extracted wherein makes template to reuse, and the mode utilizing those skilled in the art to understand is realized as far as possible, thus greatly save development amount and expanded the use face of the whole development platform of diagnostic system after sale.
Refer to the various functions that the complete diagnostic routine after sale of shown in Fig. 4 one that utilizes diagnostic platform after sale of the present invention to set up has, as shown in Figure 4, the core of the diagnostic routine after sale utilizing the development platform of diagnostic system after sale of the present invention to set up is diagnostic function block, utilize diagnostic platform after sale of the present invention can be realized the concrete function of diagnostic function block by various configuration: such as diagnostic trouble code function, data show, module information, module installation, and other functions etc., each large function can be further subdivided into independently little module structure by subblock, and utilization is called, nested, the flow processs such as circulation realize the combination of subblock thus form complete diagnostic function after sale.
Communication configuration feature is the basis realizing diagnostic function, contain block configuration and instruction configuration, block configuration function provides the whole base directory structure diagnosed after sale, instruction configuration feature then provide host computer and vehicle electronics control module carry out instruction transmitting-receiving essential information and define run through the whole development platform of diagnostic system after sale dynamic parameter to realize data transmission.
Utilize the development platform of diagnostic system after sale of the present invention, can also provide version issuing function, it comprises edition upgrading and version management.Diagnostic system development platform adopts version sequence number decided at the higher level but not officially announced each version of diagnostic routine after sale that need carry out issuing corresponding to avoid producing the confusion of version after sale, once redaction is issued, client can obtain redaction information in the very first time and carry out auto-update.
Utilize the development platform of diagnostic system after sale of the present invention can also integrated subscriber management function to realize management to maintenance station user, consider from security and ease of use two aspects, adopt account and computer binding, the mode of unbind manages, both ensure that the security of diagnostic system after sale of developing, there is again the dirigibility of height to adapt to the actual service condition of maintenance station.
Please refer to the universal diagnostic process flow diagram of a preferred embodiments of the diagnostic routine after sale utilizing diagnostic platform after sale of the present invention to develop shown in Fig. 5 again, the basic procedure diagnosed after sale as can be seen from Figure:
First the selection of vehicle brand, time and concrete vehicle is carried out, diagnostic routine can according to predefined relevant configuration after sale, call communication instruction from vehicle electronics control module, read vehicle VIN (Vehicle Identification Number), if the VIN read out matches with selection above, then carry out next step work, select concrete diagnostic-type, otherwise, VIN information can be revised by hand.Have selected need carry out the concrete vehicle electronics control module diagnosed after, system enters the options of each concrete diagnostic function and starts concrete diagnostic work after sale, diagnostic data and result can be passed back to central database after having diagnosed to carry out resolving and preservation work, to be used as further data statistics and analysis.
In this example, utilize development platform of diagnosing after sale of the present invention can realize above-mentioned diagnosis basic procedure after sale easily and not relate to writing of any a line program source code in whole process, all complete all working by various configuration.
In sum, the development platform of diagnostic system after sale of the present invention has and is simple and easy to by, the feature such as reliable and stable, and in cost of development, security, rapid reaction and development object etc., there is obviously advantage, can greatly save human and material resources consumption, shorten the construction cycle of whole diagnostic routine after sale, there is good compatibility and dirigibility, thus promote, application prospect is very wide.
Above example mainly describes the development platform of diagnostic system after sale of the present invention.Although be only described some of them the specific embodiment of the present invention, those of ordinary skill in the art should understand, and the present invention can implement with other forms many not departing from its purport and scope.Therefore, the example shown and embodiment are regarded as illustrative and not restrictive, when do not depart from as appended each claim define the present invention spirit and scope, the present invention may contain various amendments and replacement.
Claims (10)
1. a diagnostic system development platform after sale, is characterized in that possessing from lower floor to upper strata:
Bottom communication module, for calling the communication of bottom communication protocol realization and vehicle electronics control module;
Data processing module, for processing vehicle electronics control module communication instruction; And
Flow process and interface module, for setting up the displaying at diagnostic process and concrete interface after sale.
2. diagnostic system development platform after sale as claimed in claim 1, is characterized in that,
Described bottom communication module for providing the multiple communication modes based on various different vehicle communications protocol, and can realize the real-time communication of host computer and vehicle electronics control module based on the vehicle electronics control module command communication of various different vehicle communication agreement.
3. diagnostic system development platform after sale as claimed in claim 2, is characterized in that,
Described bottom communication module utilizes 16 systems to realize the real-time communication of host computer and vehicle electronics control module.
4. diagnostic system development platform after sale as claimed in claim 3, is characterized in that,
Described data processing module is used for connecting communication and connects described bottom communication module and described flow process and interface module and for the foundation of the composition that realizes instruction and transmitting-receiving, dynamic parameter, instruction transmission and the establishment of receiving queue, the concrete parsing of link order.
5. diagnostic system development platform after sale as claimed in claim 4, is characterized in that,
Described flow process and interface module are used for communication instruction being formed complete diagnostic test flow process after sale and being used for providing human-computer interaction interface.
6. diagnostic system development platform after sale as claimed in claim 3, is characterized in that,
Described bottom communication module is used for host computer to pass the instruction transformation of coming and is each vehicle electronics control module 16 binary data based on vehicle communication agreement that can identify and is used for 16 binary data from vehicle electronics control module to be converted to the data that host computer can receive.
7. the development platform of diagnostic system after sale as described in any one in claim 1 ~ 6, is characterized in that,
Described data processing module adopt two mutually independently instruction queues process and send and receive instruction and based on the principle composition instruction transmission of first-in first-out and receiving queue.
8. diagnostic system development platform after sale as claimed in claim 7, is characterized in that,
Described bottom communication module, described data processing module, separate between described flow process and interface module.
9. diagnostic system development platform after sale as claimed in claim 8, is characterized in that,
Described data processing module is used for defining the instruction of transmission and reception according to different vehicle communication agreements and adopting unified template to make every bar instruction character standardization form.
10. diagnostic system development platform after sale as claimed in claim 9, is characterized in that,
Described bottom communication module is connected with described data processing module communication, described data processing module is connected with described flow process and interface module communication.
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| CN201410127656.XA CN104516736A (en) | 2013-10-08 | 2014-04-01 | Development platform of after-sale diagnosis system |
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| CN106959682A (en) * | 2017-03-06 | 2017-07-18 | 深圳市元征软件开发有限公司 | A kind of vehicle diagnosis method, diagnosis joint, and diagnostic system |
| CN108536121A (en) * | 2018-03-16 | 2018-09-14 | 深圳市道通科技股份有限公司 | Method for building up, device and the vehicle communication interface VCI of logical channel |
| CN109995872A (en) * | 2019-04-09 | 2019-07-09 | 上海星融汽车科技有限公司 | Vehicle communication analogy method |
| CN110673591A (en) * | 2019-10-22 | 2020-01-10 | 上海星融汽车科技有限公司 | Method for intelligently detecting and recommending diagnosis nodes |
| CN110703727A (en) * | 2019-09-30 | 2020-01-17 | 深圳市元征科技股份有限公司 | Vehicle diagnosis method and device, electronic equipment and vehicle diagnosis equipment |
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