CN102541047B - Software adaptive allocation method of combination meter - Google Patents
Software adaptive allocation method of combination meter Download PDFInfo
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- CN102541047B CN102541047B CN 201110354212 CN201110354212A CN102541047B CN 102541047 B CN102541047 B CN 102541047B CN 201110354212 CN201110354212 CN 201110354212 CN 201110354212 A CN201110354212 A CN 201110354212A CN 102541047 B CN102541047 B CN 102541047B
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Abstract
The invention discloses a software adaptive allocation method of a combination meter. The combination meter, a diagnostic apparatus and each electronic control unit (ECU) installed on the current vehicle are connected to form a controller area network (CAN) bus network. The combination meter receives combination meter adaptive allocation starting orders sent out by the diagnostic apparatus through a CAN, judges the each ECU installed on the current vehicle according to message identification on a CAN bus, then judges an allocation type of the current vehicle, and selects corresponding software to execute software adaptive allocation. The software adaptive allocation method only requires the diagnostic apparatus to send the combination meter software adaptive allocation starting orders, and then the combination meter can execute the adaptive allocation according to the information on the CAN bus so that allocation is convenient, and efficiency is high.
Description
Technical field
The present invention relates to the combination instrument technology of automobile, refer in particular to a kind of combination instrument software adaptive configuring method.
Background technology
Along with the development of automotive electronic technology, the quantity of vehicle electronic control unit (ECU) constantly increases, and the information that causes combination instrument to show is more and more.Simultaneously, the different Configuration Types that segment out of same vehicle are also more and more.Therefore, the combination instrument of the different Configuration Types of same vehicle information and the difference between combination instrument record diagnosis diagnostic trouble code (DTC) strategy that need to show is also increasing.If the combination instrument of the different Configuration Type vehicles of same vehicle all gives strict differentiation, the combination instrument type of a vehicle just can reach seven or eight kinds so, even tens of kinds, will certainly cause the rising of logistics cost and handling cost, operating personnel's work difficulty when having increased simultaneously the possibility of wrong assembly instrument in the production run and off-line test, affect work efficiency, the wasting manpower and material resources.
It open day was the collocation method that patent that April 21, publication number in 2010 are CN101697077A discloses a kind of combination instrument, write online by the configuration information of diagnostic device on production line to combination instrument, can effectively reduce because the combination instrument Configuration Type changes the approval cost that brings, but this invention needs the configuration information of diagnostic device scanning combination instrument and writes online, configures easy not and efficient.
Summary of the invention
In order to solve the existing too much problem of combination instrument Change of types, the present invention proposes a kind of combination instrument software adaptive configuring method, the combination instrument hardware of same all Configuration Types of vehicle is made a general part, only distinguish the different Configuration Types of same vehicle by software, thereby the saving cost is raised the efficiency.
The technical solution adopted in the present invention is: a kind of combination instrument software adaptive configuring method, and step is as follows:
A. combination instrument and diagnostic equipment, each ECU of installing on vehicle in front connect into the CAN bus network, but the combination instrument internal memory is useful on the software of adaptive configuration;
B. combination instrument receives by the CAN bus combination instrument adaptive configuration sign on that diagnostic equipment sends;
C. combination instrument works as according to message identifier judgement on the CAN bus each ECU that installs on vehicle in front, thereby judgement is selected corresponding software, the executive software adaptive configuration when the Configuration Type of vehicle in front;
If d. combination instrument software adaptive configuration success sends the message that a frame comprises the success of combination instrument software adaptive configuration and current automobile type configuration type information, if the unsuccessful step c that returns;
E. after diagnostic equipment receives the message of combination instrument transmission, show current automobile type configuration information by the diagnostic equipment display interface, the success of combination instrument software adaptive configuration.
In a CAN bus vehicle, combination instrument can receive each ECU message in the CAN bus as node in the CAN bus system.In two or more pieces CAN bus vehicle, often with combination instrument as CAN bus system gateway, can show more easily information of vehicles like this, reduce simultaneously gateway route signal amount.Therefore, no matter be a CAN bus vehicle or many CAN bus vehicles, combination instrument can easily, directly receive each ECU message, and this is just for providing technical foundation by combination instrument software adaptive configuration with the different Configuration Types of distinguishing same vehicle.
Combination instrument receives the diagnostic equipment instruction by the CAN bus, judges whether to need to carry out its software adaptive configuration process or the current software adaptive configuration of no removing object information.Each the concrete ECU that installs on vehicle in front is worked as in CAN bus message identifier (ID) judgement that only needs in combination instrument software adaptive configuration process to receive according to it, thereby judgement is selected corresponding software when the Configuration Type of vehicle in front.
As preferably, in described step c, if configuration successful, combination instrument is self software adaptive configuration mark position 1.Self software adaptive configuration mark position 1, the success of expression adaptive configuration.
As preferably, in described step c and d, if surpassing 5 times, jumps out unsuccessful number of times, and combination instrument sends software adaptive configuration failure information.Repeatedly unsuccessful selection is jumped out, and prevents endless loop.
As preferably, described steps d also comprises the inspection step, diagnostic equipment checks the message that comprises the success of combination instrument software adaptive configuration and current automobile type configuration type information that combination instrument sends, compare, if find that automobile type configuration is wrong or need combination instrument to re-start configuration, can send by diagnostic equipment and remove combination instrument automobile type configuration information command, combination instrument re-executes step b to e after removing adaptive configuration information.
As preferably, it is as follows that described combination instrument is removed adaptive configuration information step:
F. combination instrument receives by the CAN bus removing combination instrument adaptive configuration information command that diagnostic equipment sends;
G. combination instrument is removed adaptive configuration information;
If h. combination instrument is removed the success of adaptive configuration information, send a frame and comprise the message of removing the adaptive configuration success, if the unsuccessful step g of returning;
I. after diagnostic equipment received the message of combination instrument transmission, the alert combination instrument was removed the success of adaptive configuration information.
As preferably, in described step h, if remove successfully, combination instrument is self software adaptive configuration mark position 0.The success of adaptive configuration information is removed in self software adaptive configuration mark position 0, expression.
As preferably, in described step g and h, if surpassing 5 times, jumps out unsuccessful number of times, and combination instrument sends removes the adaptive configuration failure information.Repeatedly unsuccessful selection is jumped out, and prevents endless loop.
As preferably, described step I also comprises the inspection step, diagnostic equipment checks the message that comprises the success of removing adaptive configuration that combination instrument sends, compare, if it is wrong to remove configuration, return to step g, jump out if unsuccessful number of times surpasses 5 times, combination instrument sends removes the adaptive configuration failure information.Repeatedly unsuccessful selection is jumped out, and prevents endless loop.
The invention has the beneficial effects as follows: only need diagnostic equipment to send a combination instrument software adaptive configuration sign on and get final product, combination instrument namely can be according to information and executing adaptive configuration on the CAN bus, configures more conveniently, and efficient is also higher.
Description of drawings
Fig. 1 is a kind of syndeton block diagram of combination instrument involved in the present invention and diagnostic equipment, ECU;
Fig. 2 is the another kind of syndeton block diagram of combination instrument involved in the present invention and diagnostic equipment, ECU;
Fig. 3 is a kind of schematic flow sheet of the present invention.
In figure, 1-combination instrument, 2-diagnostic equipment, 3-ECU.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
Embodiment 1
As shown in Figure 1, in a CAN bus vehicle, combination instrument can receive each ECU message in the CAN bus as node in the CAN bus system, and combination instrument and diagnostic equipment, each ECU that installs on vehicle in front connect into the CAN bus network.But there is in advance the software for adaptive configuration in combination instrument.
As shown in Figure 3, combination instrument receives by CAN the combination instrument adaptive configuration sign on that diagnostic equipment sends, work as according to message identifier judgement on the CAN bus each ECU that installs on vehicle in front, thereby judgement is when the Configuration Type of vehicle in front, select corresponding software, the executive software adaptive configuration.If combination instrument software adaptive configuration success sends the message that a frame comprises the success of combination instrument software adaptive configuration and current automobile type configuration type information, combination instrument is self software adaptive configuration mark position 1; If the unsuccessful previous step of returning reconfigures, if but unsuccessful number of times surpasses 5 times automatically jumps out, prevent endless loop, and combination instrument sends software adaptive configuration failure information.After diagnostic equipment receives the message of combination instrument transmission, diagnostic equipment checks the message that comprises the success of combination instrument software adaptive configuration and current automobile type configuration type information that combination instrument sends, compare with correct configuration, if find that automobile type configuration is correct, show current automobile type configuration information by the diagnostic equipment display interface, the success of combination instrument software adaptive configuration; If find that automobile type configuration is wrong or need combination instrument to re-start configuration, can send by diagnostic equipment and remove combination instrument automobile type configuration information command, combination instrument re-executes after removing adaptive configuration information.
The step that combination instrument is removed adaptive configuration information is: after combination instrument receives by CAN the removing combination instrument adaptive configuration information command that diagnostic equipment sends, and removing adaptive configuration information.If combination instrument is removed the success of adaptive configuration information, send a frame and comprise the message of removing the adaptive configuration success, combination instrument is self software adaptive configuration mark position 0; If the unsuccessful previous step of returning re-executes clear operation, if but unsuccessful number of times surpasses 5 times jumps out, and combination instrument sends removes the adaptive configuration failure information.After diagnostic equipment receives the message that combination instrument sends, check the message of removing the adaptive configuration success that comprises that combination instrument sends, compare with the status of criterion after removing, if check errorlessly, combination instrument is removed the success of adaptive configuration information; If it is wrong to remove configuration, return to the removing step, if surpassing 5 times, jumps out unsuccessful number of times, combination instrument sends removes the adaptive configuration failure information.
The environment for use of embodiment 2 is in two or more pieces CAN bus vehicle, as shown in Figure 2, this moment combination instrument as CAN bus system gateway, identical in other and embodiment 1.Combination instrument software adaptive configuring method and removing adaptive configuration information step are all in the same manner as in Example 1.
Above embodiment only for explanation technological thought of the present invention, can not limit protection scope of the present invention with this, every technological thought that proposes according to the present invention, and any change of doing on the technical scheme basis is within all falling into protection scope of the present invention.
Claims (6)
1. combination instrument software adaptive configuring method, it is characterized in that: step is as follows:
A. combination instrument (1) and diagnostic equipment (2), each ECU(3 of installing on vehicle in front) connect into the CAN bus network, combination instrument (1) but internal memory is useful on the software of adaptive configuration;
B. combination instrument (1) receives by the CAN bus combination instrument (1) the adaptive configuration sign on that diagnostic equipment (2) sends;
C. combination instrument (1) works as according to message identifier judgement on the CAN bus each ECU(3 that installs on vehicle in front), thus judgement is selected corresponding software, the executive software adaptive configuration when the Configuration Type of vehicle in front;
If d. combination instrument (1) software adaptive configuration success sends the message that a frame comprises the success of software adaptive configuration and current automobile type configuration type information, if the unsuccessful step c that returns;
E. after diagnostic equipment (2) receives the message of combination instrument (1) transmission, show current automobile type configuration information by the diagnostic equipment display interface, the success of combination instrument software adaptive configuration;
Described steps d also comprises the inspection step, diagnostic equipment (2) checks the message that comprises the success of software adaptive configuration and current automobile type configuration type information that combination instrument (1) sends, compare, if find that automobile type configuration is wrong or need combination instrument (1) to re-start configuration, can pass through diagnostic equipment (2) and send the configuration information instruction of removing combination instrument (1), combination instrument (1) re-executes step b to e after removing adaptive configuration information;
It is as follows that described combination instrument (1) is removed adaptive configuration information step:
F. combination instrument (1) receives by the CAN bus removing combination instrument (1) the adaptive configuration information command that diagnostic equipment sends;
G. combination instrument (1) is removed adaptive configuration information;
If h. combination instrument (1) is removed the success of adaptive configuration information, send a frame and comprise the message of removing the adaptive configuration success, if the unsuccessful step g of returning;
I. after diagnostic equipment (2) received the message of combination instrument (1) transmission, the alert combination instrument was removed the success of adaptive configuration information.
2. a kind of combination instrument software adaptive configuring method according to claim 1 is characterized in that: in described step c, if configuration successful, combination instrument (1) is self software adaptive configuration mark position 1.
3. a kind of combination instrument software adaptive configuring method according to claim 1 and 2, is characterized in that: in described step c and d, jump out combination instrument (1) transmission software adaptive configuration failure information if unsuccessful number of times surpasses 5 times.
4. a kind of combination instrument software adaptive configuring method according to claim 1 is characterized in that: in described step h, if remove successfully, combination instrument (1) is self software adaptive configuration mark position 0.
5. according to claim 1 or 4 described a kind of combination instrument software adaptive configuring methods, is characterized in that: in described step g and h, jump out combination instrument (1) transmission removing adaptive configuration failure information if unsuccessful number of times surpasses 5 times.
6. a kind of combination instrument software adaptive configuring method according to claim 1, it is characterized in that: described step I also comprises the inspection step, diagnostic equipment (2) checks the message that comprises the success of removing adaptive configuration that combination instrument (1) sends, compare, if it is wrong to remove configuration, return to step g, jump out if unsuccessful number of times surpasses 5 times, combination instrument (1) sends removes the adaptive configuration failure information.
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103135525B (en) * | 2013-01-11 | 2015-12-09 | 北奔铁马重型汽车研发(北京)有限公司 | A kind of whole-car parameters collocation method |
| CN103353754B (en) * | 2013-06-28 | 2016-05-25 | 惠州市德赛西威汽车电子股份有限公司 | A kind of production method of automobile instrument |
| CN103412758B (en) * | 2013-08-19 | 2016-12-28 | 电子科技大学 | A kind of method controlling thermal infrared imager |
| CN103677926A (en) * | 2013-12-18 | 2014-03-26 | 江苏新通达电子科技股份有限公司 | Car meter online configuration system and method |
| CN106483875B (en) * | 2015-08-31 | 2021-09-03 | 比亚迪股份有限公司 | Automobile controller, system and method used in automobile controller |
| CN107472402B (en) * | 2016-07-25 | 2019-09-20 | 宝沃汽车（中国）有限公司 | Air bag configuration method, system and the vehicle of vehicle |
| CN106445586A (en) * | 2016-08-31 | 2017-02-22 | 惠州华熙制造科技有限公司 | Method for vehicle-mounted device to automatically configure files |
| CN106341272A (en) * | 2016-09-29 | 2017-01-18 | 北京汽车研究总院有限公司 | Automobile instrument configuration information backup method |
| CN108170117B (en) * | 2017-11-24 | 2020-12-15 | 宁波兴为汽车电子有限公司 | Method and system for automatically identifying and distributing vehicle-mounted module parameters |
| CN110109440A (en) * | 2019-04-10 | 2019-08-09 | 深圳市朗仁科技有限公司 | Diagnostic equipment method for parameter configuration, device, computer equipment and storage medium |
| CN110377002B (en) * | 2019-06-06 | 2021-07-30 | 西安电子科技大学 | Self-adaptive in-vehicle CAN bus safety control method and system |
| CN112140878B (en) * | 2019-06-27 | 2022-01-07 | 比亚迪股份有限公司 | Method and device for configuring vehicle combination instrument, storage medium and combination instrument |
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