CN102176156A - Switching measurement method for electronic control unit (ECU) tests - Google Patents
Switching measurement method for electronic control unit (ECU) tests Download PDFInfo
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- CN102176156A CN102176156A CN2010106080707A CN201010608070A CN102176156A CN 102176156 A CN102176156 A CN 102176156A CN 2010106080707 A CN2010106080707 A CN 2010106080707A CN 201010608070 A CN201010608070 A CN 201010608070A CN 102176156 A CN102176156 A CN 102176156A
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Abstract
The invention relates to a switching measurement method for various electronic control unit (ECU) tests in automotive electronics. In the method, a control module (1), a measurement module (2), a high speed channel switching module (3), a communication module (4) and a signal generation module (5) are integrated, wherein the control module (1) functions in receiving a command from an upper computer and reading running results of the other modules; the upper computer acquires test information from the control module according to needs; the measurement module (2) is used for high-accuracy measurement; the high speed channel switching module (3) functions in switching a certain to-be-tested channel of a product to be tested to the measurement module (2); the communication module (4) can provide controller area network (CAN), local interconnect network (LIN) and KLINE communication as a communication transceiver, and mainly functions in the communication of testing the product to be tested; and the signal generation module (5) mainly provides an exciting signal for the product to be tested in a testing process. By the measurement method, a user can rapidly develop automotive electronic product measurement methods, and the test rate of the product can be simultaneously improved, thereby reducing the development cycle of the measurement methods, improving the production efficiency and enhancing the production reliability.
Description
Technical field
The present invention relates to the switch measuring method, relate in particular to a kind of switch measuring method that is used for the various ECU tests of automotive electronics.
Background technology
Along with developing of automobile industry, the various functions of automobile are increasingly sophisticated, its auxiliary equipment is also more and more, for example air conditioning for automobiles, car body controller BCM, safety air sac controller ACU, anti-locking system for car ABS, electronic power assist steering device EPP etc. need to use electronic control module ECU, and the quality of ECU largely affects the quality of module assembly, so the quality of ECU is very important.How does the quality of that ECU guarantee? from develop, draw a design, each link such as trial production, volume production all will carry out monitoring, and monitoring to be powerful, advanced measuring technique do to guarantee.So the development measuring technique is very important and urgent.
Summary of the invention
The objective of the invention is to overcome the above problem that prior art exists, a kind of switch measuring method that is used for the various ECU tests of automotive electronics is provided.
For realizing that purpose of the present invention the present invention relates to a kind of switch measuring method that is used for the various ECU of automotive electronics test, this system integration control module, measurement module, high-speed channel handover module, communication module, signal generating module.Control module wherein, effect is: receive the order that host computer sends, and read the result of each other modules operations.Host computer obtains detecting information according to demand from control module.Measurement module is used for high-precision measurement.High-speed channel handover module, effect are that certain passage to be measured with product to be tested switches on the measurement module.Communication module can award CAN as the transceiver of communication, LIN, KLINE communication, main communication as test product to be measured.Signal generating module mainly is for give product pumping signal to be measured in test process.
Further, the above-mentioned switch measuring method that is used for the various ECU tests of automotive electronics, wherein, described switch measuring method is a card insert type integration testing cabinet.
Further, the above-mentioned switch measuring method that is used for the various ECU tests of automotive electronics, wherein, described control module is the PXI main control module of NI.
Further, the above-mentioned switch measuring method that is used for the various ECU tests of automotive electronics, wherein, described measurement module is high precision DMM.。
Further, the above-mentioned switch measuring method that is used for the various ECU tests of automotive electronics, wherein, described high-speed channel handover module (3) is the speed-sensitive switch matrix module.
Further, be used for the switch measuring method of the various ECU of automotive electronics test, wherein, described communication module (4) be integrated CAN, LIN, the communication module of KLINE.
Again further, be used for the switch measuring method of the various ECU tests of automotive electronics, wherein, described signal generating module (5) is the signal source that can produce various waveforms.
Adopt technical solution of the present invention, the user can also can improve the power of the test of product simultaneously, thereby the production reliability be enhanced productivity, be consolidated to the construction cycle of reducing measuring method fast to the exploitation of automobile electronics measuring method by this cover measuring method.
Purpose of the present invention, advantage and characteristics will illustrate by the non-limitative illustration of following preferential embodiment and explain that these embodiment only provide as an example with reference to accompanying drawing.
Description of drawings
Fig. 1 is the structural representation that the present invention is used for the switch measuring method of the various ECU tests of automotive electronics.
The implication of each Reference numeral is as follows among the figure:
1 insertion slot type cabinet, 2 controller modules
3 measurement modules, 4 high-speed channel handoff block
5 communication modules, 6 signal generating module
Embodiment
Below preferred embodiment of the present invention is described in detail, thereby protection scope of the present invention is made more explicit defining so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that.
Referring to accompanying drawing 1, be used for the switch measuring method of the various ECU tests of automotive electronics, based on the full-duplex high-speed bus architecture, comprising:
1. controller module, its effect is the instruction of accepting host computer, each functional module is passed to controller with the result after finishing and measuring control again, the host computer required test result of can slave controller reading back then, and make judgment processing.
2. measurement module, its effect are to measure multiple physical signalling, comprise electric current, voltage, resistance or the like.
3. high-speed channel handover module, its effect is the quick switching of test channel.
4. communication module, its effect is based on CAN, LIN, KLINE communication protocol realizes and the communicating by letter of product to be measured, and tests its communication function.
5. signal generating module, its effect are to produce the required signal excitation of product to be measured.Principle of work of the present invention below is described in detail in detail:
At first the user can be connected to all test points that need in the testing process above the high-speed channel switch module by anchor clamps or other modes according to the test request of product to be measured.User written program, by control module control high-speed channel switch module each tested point is switched on the measurement module, measure, also the test point of needs excitation can be switched on the signal generating module simultaneously, or be that communication port with product to be measured switches on the communication module, make some communication tests.Whole measuring method is flexible and changeable, complete function.
By above-mentioned character express also in conjunction with the accompanying drawings as can be seen, after adopting the present invention, can realize the automobile electronics measuring method, comprise the quick exploitation of ICT system and FCT system, and reduced product the whole test duration, enhance productivity, consolidate the production reliability.
Certainly, more than only be concrete exemplary applications of the present invention, protection scope of the present invention is not constituted any limitation.In addition to the implementation, the present invention can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the present invention's scope required for protection.
Claims (7)
1. the present invention relates to a kind of switch measuring method that is used for the various ECU of automotive electronics test, this system integration control module (1), measurement module (2), high-speed channel handover module (3), communication module (4), signal generating module (5).Control module (1) wherein, effect is: receive the order that host computer sends, and read the result of each other modules operations.Host computer obtains detecting information according to demand from control module.Measurement module (2) is used for high-precision measurement.High-speed channel handover module (3), effect are that certain passage to be measured with product to be tested switches on the measurement module (2).Communication module (4) can give CAN as the transceiver of communication, LIN, KLINE communication, main communication as test product to be measured.Signal generating module (5) mainly is for give product pumping signal to be measured in test process.
2. the switch measuring method that is used for the various ECU tests of automotive electronics according to claim 1, it is characterized in that: described switch measuring method is a card insert type integration testing cabinet (6).
3. the switch measuring method that is used for the various ECU tests of automotive electronics according to claim 1, it is characterized in that: described control module (1) is the PXI main control module of NI.
4. the switch measuring method that is used for the various ECU tests of automotive electronics according to claim 1, it is characterized in that: described measurement module (2) is high precision DMM.
5. the switch measuring method that is used for the various ECU tests of automotive electronics according to claim 1, it is characterized in that: described high-speed channel handover module (3) is the speed-sensitive switch matrix module.
6. the switch measuring method that is used for the various ECU of automotive electronics test according to claim 1 is characterized in that: described communication module (4) is integrated CAN, LIN, the communication module of KLINE.
7. the switch measuring method that is used for the various ECU tests of automotive electronics according to claim 1 is characterized in that: described signal generating module (5) is for producing the signal source of various waveforms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106080707A CN102176156A (en) | 2010-12-28 | 2010-12-28 | Switching measurement method for electronic control unit (ECU) tests |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010106080707A CN102176156A (en) | 2010-12-28 | 2010-12-28 | Switching measurement method for electronic control unit (ECU) tests |
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| CN102176156A true CN102176156A (en) | 2011-09-07 |
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| CN2010106080707A Pending CN102176156A (en) | 2010-12-28 | 2010-12-28 | Switching measurement method for electronic control unit (ECU) tests |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102393737A (en) * | 2011-11-22 | 2012-03-28 | 苏州凌创电子科技有限公司 | High/low temperature ageing test equipment suitable for air bag controller and method thereof |
| CN110727262A (en) * | 2019-10-31 | 2020-01-24 | 长春工大检测技术有限责任公司 | Up-down transmission mechanism for testing electronic control unit of automobile engine |
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| WO2009054770A1 (en) * | 2007-10-22 | 2009-04-30 | Volvo Lastvagnar Ab | Engine brake detection |
| CN101515176A (en) * | 2008-08-29 | 2009-08-26 | 郭春勇 | Detection device and detection method for electric control system |
| CN101566849A (en) * | 2009-06-08 | 2009-10-28 | 奇瑞汽车股份有限公司 | Functional parameter test system for automobile electronic controller and test method thereof |
| CN101799363A (en) * | 2010-03-04 | 2010-08-11 | 天津大学 | Vehicle engine electronic control unit testing system and variable resistor combination adjusting method thereof |
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2010
- 2010-12-28 CN CN2010106080707A patent/CN102176156A/en active Pending
Patent Citations (4)
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|---|---|---|---|---|
| WO2009054770A1 (en) * | 2007-10-22 | 2009-04-30 | Volvo Lastvagnar Ab | Engine brake detection |
| CN101515176A (en) * | 2008-08-29 | 2009-08-26 | 郭春勇 | Detection device and detection method for electric control system |
| CN101566849A (en) * | 2009-06-08 | 2009-10-28 | 奇瑞汽车股份有限公司 | Functional parameter test system for automobile electronic controller and test method thereof |
| CN101799363A (en) * | 2010-03-04 | 2010-08-11 | 天津大学 | Vehicle engine electronic control unit testing system and variable resistor combination adjusting method thereof |
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| 刁春敏: "基于PXI和虚拟仪器的汽车发动机电控单元测试系统", 《机电设备》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102393737A (en) * | 2011-11-22 | 2012-03-28 | 苏州凌创电子科技有限公司 | High/low temperature ageing test equipment suitable for air bag controller and method thereof |
| CN110727262A (en) * | 2019-10-31 | 2020-01-24 | 长春工大检测技术有限责任公司 | Up-down transmission mechanism for testing electronic control unit of automobile engine |
| CN110727262B (en) * | 2019-10-31 | 2020-10-30 | 长春工大检测技术有限责任公司 | Up-down transmission mechanism for testing electronic control unit of automobile engine |
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Address after: Suzhou City, Jiangsu province 215122 Loufeng town Suzhou Industrial Park venture industrial square No. 17 factory Applicant after: Suzhou Linktron Electronic System Co., Ltd. Address before: Suzhou Industrial Park Suzhou city Jiangsu province 215021 Tang Zhuang Road No. 88 Building No. 1 Suzhou linktron Systems Co. Ltd. Applicant before: Suzhou Linktron Electronic System Co., Ltd. |
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Application publication date: 20110907 |