CN103744738A - Scheduling method and system of diagnostic program and diagnostic apparatus - Google Patents
Scheduling method and system of diagnostic program and diagnostic apparatus Download PDFInfo
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- CN103744738A CN103744738A CN201410004329.5A CN201410004329A CN103744738A CN 103744738 A CN103744738 A CN 103744738A CN 201410004329 A CN201410004329 A CN 201410004329A CN 103744738 A CN103744738 A CN 103744738A
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Abstract
The invention discloses a scheduling method and system of a diagnostic program and a diagnostic apparatus. The scheduling method of the diagnostic program includes the steps of scanning the information of diagnostic process after loading FAT file system, and displaying the information of diagnostic process on a screen for users to choose; ensuring a target diagnostic program according to the choice of users; loading the target diagnostic program to an internal storage and scheduling the target diagnostic program. According to the method, the loading of the operating systems such as WINCE is not needed when the diagnostic apparatus starts, and therefore the system is quick to start; in scheduling the diagnostic program, the scheduling speed is fast and the instantaneity is high due to the single task execution.
Description
Technical field
The present invention relates to technical field of automotive electronics, especially relate to a kind of dispatching method and system of diagnostic routine, and there is the diagnostic equipment of the dispatching system of this diagnostic routine.
Background technology
Along with the development of automotive engineering, vehicle becomes increasingly abundant, and the electronic structure of automobile is also day by day complicated, makes the diagnosis of vehicle failure and gets rid of difficulty all the more, therefore for the diagnostic equipment of diagnosing vehicle failure, arises at the historic moment.Existing diagnostic equipment mainly contains two kinds, and a kind of Shi Yuan factory instrument is not only expensive, and function singleness, can only, for specific vehicle or diagnosing malfunction, cannot satisfy the demands.Another kind is universal diagnostic equipment, with operating systems such as WINCE, can dispatch multiple diagnostic routine, can meet the demand of motor vehicle repair manufacturer diagnosis various fault.
But the diagnostic equipment of above-mentioned tape operation system, need to load huge operating system during due to startup, and therefore toggle speed is slow, and when diagnosis, real-time is also lower simultaneously.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of dispatching method and system and diagnostic equipment of diagnostic routine, is intended to improve system toggle speed and real-time.
To achieve these objectives, the present invention proposes a kind of dispatching method of diagnostic routine, comprises step:
Load after FAT file system, diagnosis of scans program information, and described diagnostic routine information display is selected for user in screen;
Selection according to user to diagnostic routine information, determines targeted diagnostics program;
Described targeted diagnostics program is loaded on to internal memory, and dispatches described targeted diagnostics program.
Preferably, described diagnostic routine information comprises the catalogue under diagnostic routine under current directory and current directory with diagnostic routine.
Preferably, described diagnosis of scans program information, and described diagnostic routine information display is selected to comprise step in screen for user:
Under diagnostic routine under S10, scanning current directory and current directory, there is the catalogue of diagnostic routine;
S20, by the icon shows of the described diagnostic routine scanning and catalogue in screen, for user, select.
Preferably, the described selection to diagnostic routine information according to user, determine that targeted diagnostics program comprises step:
S30, judge user select be diagnostic routine or catalogue;
If what S40 user selected is diagnostic routine, determine that this diagnostic routine is targeted diagnostics program;
If what S50 user selected is catalogue, return to step S10.
The present invention proposes a kind of dispatching system of diagnostic routine simultaneously, comprises scanning element, loading unit and scheduling unit, wherein:
Scanning element, for diagnosis of scans program information, and selects in screen described diagnostic routine information display for user, and the selection to diagnostic routine information according to user, determines targeted diagnostics program;
Loading unit, for loading FAT file system, and is loaded on internal memory by described targeted diagnostics program;
Scheduling unit, for dispatching described targeted diagnostics program.
Preferably, described diagnostic routine information comprises the catalogue under diagnostic routine under current directory and current directory with diagnostic routine.
Preferably, described scanning element is used for: under the diagnostic routine of scanning under current directory and current directory, there is the catalogue of diagnostic routine, and by the icon shows of the described diagnostic routine scanning and catalogue in screen, for user, select.
Preferably, described scanning element is used for:
What judge user's selection is diagnostic routine or catalogue;
If what user selected is diagnostic routine, determine that this diagnostic routine is targeted diagnostics program;
If user selects is catalogue, scan the catalogue under diagnostic routine under this catalogue and this catalogue with diagnostic routine.
The present invention also proposes that a kind of it comprises the dispatching system of a diagnostic routine for diagnosing the diagnostic equipment of vehicle failure, and the dispatching system of described diagnostic routine comprises scanning element, loading unit and scheduling unit, wherein:
Scanning element, for diagnosis of scans program information, and selects in screen described diagnostic routine information display for user, and the selection to diagnostic routine information according to user, determines targeted diagnostics program;
Loading unit, for loading FAT file system, and is loaded on internal memory by described targeted diagnostics program;
Scheduling unit, for dispatching described targeted diagnostics program.
The dispatching method of a kind of diagnostic routine provided by the present invention, during startup, without loading the operating systems such as WINCE, therefore system toggle speed is fast; When scheduling diagnostic routine, because being that single task is carried out, so schedule speed is fast, real-time is more excellent.Because the diagnostic routine information of scanning comprises some diagnostic routines, therefore can be according to the various diagnostic routines of user's selection scheduling; Diagnostic routine information has also comprised the catalogue with diagnostic routine simultaneously, each diagnostic routine has been carried out to exhaustive division, therefore can also select to realize according to user the scheduling of multistage diagnostic routine, therefore can be widely used in the various faults of the various vehicles of diagnosis, versatility is stronger.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of dispatching method one embodiment of diagnostic routine of the present invention;
Fig. 2 is the particular flow sheet of dispatching diagnostic routine in the present invention;
Fig. 3 is the structured flowchart of dispatching system one embodiment of diagnostic routine of the present invention.
Realization, functional characteristics and the advantage of the object of the invention, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The dispatching system of the diagnostic routine in the present invention is the embedded system based on ARM chip, to replace the operating systems such as Linux, ucos, wince to realize the load operating of software, advantage is that real-time is high, system starts soon, has removed the trouble that loads huge operating system from.
Referring to Fig. 1, dispatching method one embodiment of diagnostic routine of the present invention is proposed, the dispatching method of described diagnostic routine comprises the following steps:
Step S101: after hardware initialization, load FAT file system
Owing to being bare machine system, without loading the operating systems such as WINCE, therefore system toggle speed is fast.
Step S102: the catalogue under the diagnostic routine under scanning current directory and current directory with diagnostic routine
System scans rapidly external storage as the diagnostic routine information in SD storage card after starting fast.Diagnostic routine information in the present embodiment not only comprises various diagnostic routines, also each diagnostic routine has been carried out to detailed classification, therefore also comprise the multistage catalogue with diagnostic routine, to realize the multi-stage scheduling to diagnostic routine, to be widely used in the diagnosis of various faults of various vehicles.That is described diagnostic routine information comprises the catalogue under diagnostic routine under current directory and current directory with diagnostic routine, has wherein stored the diagnostic routine that can be applied to various vehicles, each area, various faults.Described current directory is the catalogue that user specifies or sets, and when just starting, current directory may be root directory or the predefined catalogue of user of external storage; Afterwards, be the catalogue that user selects.
Step S103: by the icon shows of catalogue under the diagnostic routine under the current directory scanning and current directory with diagnostic routine in screen
The icon shows of described diagnostic routine and catalogue, in screen, and is preserved to their execution route.User, according to actual conditions, selects to be showed in diagnostic routine icon or the directory icon on screen.
Step S104: what judge user's selection is diagnostic routine or catalogue
If what user by touching or click mode has been selected diagnostic routine icon, judged that user selects is diagnostic routine, enter step S105; If what user by touching or click mode has been selected directory icon, judged that user selects is catalogue, return to step S102, scan the catalogue under diagnostic routine under this catalogue (being current directory) and this catalogue with diagnostic routine.Thereby realize selection and the scheduling of multiple diagnostic routine and multistage diagnostic routine.
Step S105: determine that the diagnostic routine that user selects is targeted diagnostics program, and this targeted diagnostics program is loaded on to internal memory
When user has selected, after a certain diagnostic routine, just this diagnostic routine to be defined as to targeted diagnostics program, rapidly this targeted diagnostics program is loaded on to internal memory from external storage.
Step S106: regulation goal diagnostic routine
The targeted diagnostics program that is loaded on internal memory is dispatched, to utilize this targeted diagnostics program to diagnose vehicle failure, and export diagnostic result.
Step S107: exit targeted diagnostics program
Complete after diagnosis, exit targeted diagnostics program, return to the interface before loaded targets diagnostic routine in step S103, for user, continue to select diagnostic routine information or exit diagnostic system.
The full schedule process of a diagnostic routine specifically as shown in Figure 2, comprises the following steps:
Step S201: preserve current C PU register to its former stack
Step S202: scheduler program stack address is deposited to the program space of targeted diagnostics program
Step S203: initialization CPU stack register is the stack space of targeted diagnostics program
Step S204: preserve and exit the program space that specify to targeted diagnostics program address
Step S205: the master routine MAIN () that starts targeted diagnostics program
Step S206: the address of exiting of exiting MAIN and skip to appointment
Step S207: the stack address of obtaining former stack from the program address of specifying
Step S208: eject the CPU register value that is stored in former stack
Step S209: revise PC pointer rebound scheduler program
The assembly code of scheduling diagnostic routine is as follows:
Accordingly, the dispatching method of diagnostic routine of the present invention, during startup, without loading the operating systems such as WINCE, therefore system toggle speed is fast; When scheduling diagnostic routine, because being that single task is carried out, so schedule speed is fast, real-time is more excellent.Because the diagnostic routine information of scanning comprises some diagnostic routines, therefore can be according to the various diagnostic routines of user's selection scheduling; Diagnostic routine information has also comprised the catalogue with diagnostic routine simultaneously, each diagnostic routine has been carried out to exhaustive division, therefore can also select to realize according to user the scheduling of multistage diagnostic routine, therefore can be widely used in the various faults of the various vehicles of diagnosis, versatility is stronger.
Referring to Fig. 3, dispatching system one embodiment of diagnostic routine of the present invention is proposed, the dispatching system of described diagnostic routine is the embedded system based on ARM chip, to replace the operating systems such as Linux, ucos, wince to realize the load operating of software, advantage is that real-time is high, system starts soon, has removed the trouble that loads huge operating system from.
The dispatching system of described diagnostic routine comprises scanning element 100, loading unit 200 and scheduling unit 300.
Scanning element 100: for diagnosis of scans program information, and described diagnostic routine information display is selected for user in screen, and the selection to diagnostic routine information according to user, determine targeted diagnostics program.
In the present embodiment, described diagnostic routine information not only comprises various diagnostic routines, also each diagnostic routine has been carried out to detailed classification, therefore also comprises the multistage catalogue with diagnostic routine, to realize multi-stage scheduling to diagnostic routine, to be widely used in the diagnosis of various faults of various vehicles.That is described diagnostic routine information comprises the catalogue under diagnostic routine under current directory and current directory with diagnostic routine, has wherein stored the diagnostic routine that can be applied to various vehicles, each area, various faults.Described current directory is the catalogue that user specifies or sets, and when just starting, current directory may be root directory or the predefined catalogue of user of external storage; Afterwards, be the catalogue that user selects.
Concrete, scanning element 100 is for scanning the catalogue under diagnostic routine under current directory and current directory with diagnostic routine, and by the icon shows of catalogue under the diagnostic routine under the current directory scanning and current directory with diagnostic routine in screen, and preserve their execution route, for user, select.What then judge that user selects is diagnostic routine or catalogue, and what select as user is diagnostic routine, determines that this diagnostic routine is targeted diagnostics program; What select as user is catalogue, continues to have under the lower diagnostic routine of this catalogue of scanning (being current directory) and this catalogue the catalogue of diagnostic routine.Thereby realize selection and the scheduling of multiple diagnostic routine and multistage diagnostic routine.
Loading unit 200: for carry out hardware initialization when system starts, and load FAT file system, and targeted diagnostics program definite scanning element is loaded on to internal memory.Owing to being bare machine system, without loading the operating systems such as WINCE, therefore system toggle speed is fast.
Scheduling unit 300: for the targeted diagnostics program that is loaded on internal memory is dispatched, to utilize this targeted diagnostics program to diagnose vehicle failure, and export diagnostic result.Complete after diagnosis, exit targeted diagnostics program.The flow process that described scheduling unit 300 is dispatched diagnostic routine as shown in Figure 2, does not repeat them here.
Accordingly, the dispatching system of diagnostic routine of the present invention, during startup, without loading the operating systems such as WINCE, therefore system toggle speed is fast; When scheduling diagnostic routine, because being that single task is carried out, so schedule speed is fast, real-time is more excellent.Because the diagnostic routine information of scanning comprises some diagnostic routines, therefore can be according to the various diagnostic routines of user's selection scheduling; Diagnostic routine information has also comprised the catalogue with diagnostic routine simultaneously, each diagnostic routine has been carried out to exhaustive division, therefore can also select to realize according to user the scheduling of multistage diagnostic routine, therefore can be widely used in the various faults of the various vehicles of diagnosis, versatility is stronger.
The present invention proposes a kind of for diagnosing the diagnostic equipment of vehicle failure simultaneously, it comprises the dispatching system of a diagnostic routine, the dispatching system of described diagnostic routine comprises scanning element, loading unit and scheduling unit, wherein: scanning element, for diagnosis of scans program information, and described diagnostic routine information display is selected for user in screen, and the selection to diagnostic routine information according to user, determine targeted diagnostics program; Loading unit, for loading FAT file system,, and described targeted diagnostics program is loaded on to internal memory; Scheduling unit, for dispatching described targeted diagnostics program.The dispatching system of the diagnostic routine described in the present embodiment is the dispatching system of the related diagnostic routine of above-described embodiment in the present invention, does not repeat them here.
Diagnostic equipment of the present invention, owing to being bare machine system, during startup, without loading the operating systems such as WINCE, therefore system toggle speed is fast; When scheduling diagnostic routine, because being that single task is carried out, so schedule speed is fast, real-time is more excellent.Because the diagnostic routine information of scanning comprises some diagnostic routines, therefore can be according to the various diagnostic routines of user's selection scheduling; Diagnostic routine information has also comprised the catalogue with diagnostic routine simultaneously, each diagnostic routine has been carried out to exhaustive division, therefore can also select to realize according to user the scheduling of multistage diagnostic routine, therefore can be widely used in the various faults of the various vehicles of diagnosis, versatility is stronger.
Should be understood that; these are only the preferred embodiments of the present invention; can not therefore limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes instructions of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (9)
1. a dispatching method for diagnostic routine, is characterized in that, comprises step:
Load after FAT file system, diagnosis of scans program information, and described diagnostic routine information display is selected for user in screen;
Selection according to user to diagnostic routine information, determines targeted diagnostics program;
Described targeted diagnostics program is loaded on to internal memory, and dispatches described targeted diagnostics program.
2. the dispatching method of diagnostic routine according to claim 1, is characterized in that, described diagnostic routine information comprises the catalogue under diagnostic routine under current directory and current directory with diagnostic routine.
3. the dispatching method of diagnostic routine according to claim 2, is characterized in that, described diagnosis of scans program information, and described diagnostic routine information display is selected to comprise step in screen for user:
Under diagnostic routine under S10, scanning current directory and current directory, there is the catalogue of diagnostic routine;
S20, by the icon shows of the described diagnostic routine scanning and catalogue in screen, for user, select.
4. the dispatching method of diagnostic routine according to claim 3, is characterized in that, the described selection to diagnostic routine information according to user determines that targeted diagnostics program comprises step:
S30, judge user select be diagnostic routine or catalogue;
If what S40 user selected is diagnostic routine, determine that this diagnostic routine is targeted diagnostics program;
If what S50 user selected is catalogue, return to step S10.
5. a dispatching system for diagnostic routine, is characterized in that, comprises scanning element, loading unit and scheduling unit, wherein:
Scanning element, for diagnosis of scans program information, and selects in screen described diagnostic routine information display for user, and the selection to diagnostic routine information according to user, determines targeted diagnostics program;
Loading unit, for loading FAT file system, and is loaded on internal memory by described targeted diagnostics program;
Scheduling unit, for dispatching described targeted diagnostics program.
6. the dispatching system of diagnostic routine according to claim 5, is characterized in that, described diagnostic routine information comprises the catalogue under diagnostic routine under current directory and current directory with diagnostic routine.
7. the dispatching system of diagnostic routine according to claim 6, it is characterized in that, described scanning element is used for: the catalogue under the diagnostic routine under scanning current directory and current directory with diagnostic routine, and by the icon shows of the described diagnostic routine scanning and catalogue in screen, for user, select.
8. according to the dispatching system of the diagnostic routine described in claim 6 or 7, it is characterized in that, described scanning element is used for:
What judge user's selection is diagnostic routine or catalogue;
If what user selected is diagnostic routine, determine that this diagnostic routine is targeted diagnostics program;
If user selects is catalogue, scan the catalogue under diagnostic routine under this catalogue and this catalogue with diagnostic routine.
9. a diagnostic equipment, is characterized in that, comprises the dispatching system of the diagnostic routine as described in claim 5-8 any one.
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| WO2019052482A1 (en) * | 2017-09-14 | 2019-03-21 | 深圳市道通科技股份有限公司 | Data sharing method, data sharing device, and mobile terminal |
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Address after: 518057 Guangdong city of Shenzhen province Nanshan District Xili Street Xueyuan Road No. 1001 Chi Park B1 building 7 layer, 8 layer, 10 layer Applicant after: SHENZHEN AUTEL TECHNOLOGY CO., LTD. Address before: 518057 Guangdong city of Shenzhen province Nanshan District Xili town tea light road on the south side of Shenzhen integrated circuit design and application of Industrial Park 106, 107, 109, 114 Applicant before: Shenzhen Autel Technology Co., Ltd. |
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Application publication date: 20140423 |
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