CN108594796A - Entire car controller automatic testing equipment and method - Google Patents
Entire car controller automatic testing equipment and method Download PDFInfo
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- CN108594796A CN108594796A CN201810682793.8A CN201810682793A CN108594796A CN 108594796 A CN108594796 A CN 108594796A CN 201810682793 A CN201810682793 A CN 201810682793A CN 108594796 A CN108594796 A CN 108594796A
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- 238000012360 testing method Methods 0.000 title claims abstract description 143
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000005070 sampling Methods 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000013459 approach Methods 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 4
- 238000013519 translation Methods 0.000 claims 1
- 238000012800 visualization Methods 0.000 abstract description 3
- 230000004044 response Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 230000006870 function Effects 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 238000012905 input function Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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- 238000004590 computer program Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The present invention provides a kind of entire car controller automatic testing equipment and methods, entire car controller automatic testing equipment is tested for connecting entire car controller, entire car controller automatic testing equipment includes signal gathering unit, signal generating unit, control unit and parameter configuration unit, and signal generating unit is sent to entire car controller for generation test signal under being controlled in control unit and is tested；Signal gathering unit is used to acquire the output signal of entire car controller response test signal output and is sent to control unit, and described control unit judges that entire car controller whether there is operation troubles according to the output signal of acquisition.Entire car controller automatic testing equipment provided by the invention standby can realize autorun, and test is comprehensively accurate, greatly improves testing efficiency, testing reliability is promoted, evades human factor influence, reduces manual operation, it tests content and Parameter adjustable is whole, support is provided for producing line visualization.
Description
Technical field
The present invention relates to technical field of automotive electronics, in particular to a kind of entire car controller automatic testing equipment and
Method.
Background technology
For the traditional test of entire car controller, manual testing's level is also rested at present, traditional test equipment is to adopt
Use microcontroller as control circuit, using LED as indicator light, using various buttons as On-off signal in the form of, tester
It needs manually to be tested step by step according to the various functions of car body control module, testing efficiency is low, reliability
Difference, the retrospect of product difficulty.The problem of generally existing test step is cumbersome, and part of properties difficulty detects；Data volume is big, and artificial treatment is tired
It is difficult；Manual detection efficiency is low, and human factor risk is larger.
Invention content
In view of this, the embodiment of the present invention is designed to provide a kind of entire car controller automatic testing equipment and method,
Cumbersome to improve existing test device generally existing test step, data volume is big, artificial treatment difficulty and manual detection efficiency
The problems such as low.
The technical solution adopted by the present invention is as follows：
An embodiment of the present invention provides a kind of entire car controller automatic testing equipment, the entire car controller tests dress automatically
It sets and is tested for connecting entire car controller, the entire car controller automatic testing equipment includes signal gathering unit, signal
Generating unit, control unit and parameter configuration unit, the signal generating unit are electrically connected with described control unit, and signal occurs
Unit is used to generate test signal under control unit control, and test signal, which is sent to the entire car controller, tests；
The signal gathering unit is connect with the entire car controller, is also electrically connected with described control unit, for acquiring the vehicle
Controller responds the output signal of the test signal output, and the output signal of acquisition is sent to control unit, institute
State control unit according to the output signal of acquisition judge entire car controller whether there is operation troubles, the parameter configuration unit with
Described control unit is electrically connected, and is used for configuration testing parameter.
Further, the entire car controller automatic testing equipment includes display equipment, the display equipment and the control
Unit electrical connection processed, the display equipment are shown for that will test information.
Further, the signal generating unit includes frequency and duty cycle signals output module, switching value output module
And analog output module, the frequency and duty cycle signals output module are for generating test signal to detect entire car controller
Frequency input or output circuit, the switching value output module and the analog output module with described control unit electricity
Connection, for generating switching signal and analog signals under described control unit control.
Further, the signal gathering unit includes analog quantity/control voltage sampling module, frequency and duty
Than acquisition module and CAN bus, the analog quantity/control voltage sampling module is electrically connected with the entire car controller,
The analog quantity/control voltage sampling module is also connect with control unit, for sampling the entire car controller output
Signal, and the signal of sampling is sent to control unit, the CAN bus is connect with the entire car controller, and the CAN is total
Line is additionally operable to the transmission of detection test signal.
Further, described control unit includes processor and memory, and the processor is used to carry out test data
Processing generates test result and stores test result to the memory.
Further, described control unit further includes data-interface, and the data-interface is electrically connected with the processor, institute
Data-interface is stated for realizing the data transmission of entire car controller automatic testing equipment and external equipment.
Further, described control unit further includes communication module, and the communication module is electrically connected with the processor, institute
Communication module is stated for sending test data under processor control.
Further, the switching value output module includes the high effectively switch in 12 tunnels effective switch low with 8 tunnels, output
Voltage value includes high level 12V and low level 0V.
Further, the analog quantity/control voltage sampling module includes 12,16 tunnel AD conversion channel, with
The analog quantity and relay control signal voltage conversion bit digital quantity are detected.
The present invention also provides a kind of entire car controller automatic test approach, the method includes：Configuration testing parameter
And test pattern；Entire car controller to be tested is connected to be tested；According to the test parameter and test pattern of configuration to institute
It states entire car controller to be tested, obtains the output signal for being tested entire car controller；Judge vehicle control according to the output signal
Device processed is whether normal operation.
Compared with the prior art, the invention has the advantages that：
The present invention provides a kind of entire car controller automatic testing equipment and method, entire car controller automatic testing equipment is used
In connection entire car controller tested, entire car controller automatic testing equipment include signal gathering unit, signal generating unit,
Control unit and parameter configuration unit, signal generating unit, which is used to generate test signal under control unit control, is sent to vehicle
Controller is tested；Signal gathering unit is used to acquire the output signal of entire car controller response test signal output and transmission
To control unit, described control unit judges that entire car controller whether there is operation troubles according to the output signal of acquisition.This hair
The entire car controller automatic testing equipment of bright offer standby can realize autorun, and test is comprehensively accurate, greatly improves survey
Efficiency is tried, testing reliability is promoted, evades human factor influence, reduces manual operation, content is tested and Parameter adjustable is whole, for production
Line visualization provides support.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment cited below particularly, and coordinate
Appended attached drawing, is described in detail below.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention
Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen as
It is the restriction to range, it for those of ordinary skill in the art, without creative efforts, can be with root
Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1 shows a kind of entire car controller automatic testing equipment schematic diagram provided by the present invention.
Fig. 2 shows the schematic diagrames of signal generating unit.
Fig. 3 shows the schematic diagram of signal gathering unit.
Fig. 4 shows the schematic diagram of control unit.
Fig. 5 shows a kind of flow chart of entire car controller automatic test approach provided by the present invention.
Icon：100- entire car controller automatic testing equipments；110- signal gathering units；111- analog quantitys/relay control
Voltage acquisition module processed；112- frequencies and duty ratio acquisition module；113-CAN buses；120- signal generating units；121- frequencies
And duty cycle signals output module；122- switching value output modules；123- analog output modules；130- control units；131-
Processor；132- processors；133- communication modules；134- data-interfaces；140- shows equipment；150- parameter configuration units.
Specific implementation mode
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually exist
The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause
This, the detailed description of the embodiment of the present invention to providing in the accompanying drawings is not intended to limit claimed invention below
Range, but it is merely representative of the selected embodiment of the present invention.Based on the embodiment of the present invention, those skilled in the art are not doing
The every other embodiment obtained under the premise of going out creative work, shall fall within the protection scope of the present invention.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it is also necessary to explanation, herein, such as first and second or the like relationship art
Language is only used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying this
There are any actual relationship or orders between a little entities or operation.The terms "include", "comprise" or its it is any its
He is intended to non-exclusive inclusion by variant, so that the process, method, article or equipment including a series of elements is not
Only include those elements, but also include other elements that are not explicitly listed, or further include for this process, method,
Article or the intrinsic element of equipment.In the absence of more restrictions, being wanted by what sentence "including a ..." limited
Element, it is not excluded that there is also other identical elements in the process, method, article or apparatus that includes the element.For
For those skilled in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Below in conjunction with the accompanying drawings, it elaborates to some embodiments of the present invention.In the absence of conflict, following
Feature in embodiment and embodiment can be combined with each other.
For the traditional test of entire car controller, manual testing's level is also rested at present, traditional test equipment is to adopt
Use microcontroller as control circuit, using LED as indicator light, using various buttons as On-off signal in the form of, tester
It needs manually to be tested step by step according to the various functions of car body control module, testing efficiency is low, reliability
Difference, the retrospect of product difficulty.The problem of generally existing test step is cumbersome, and part of properties difficulty detects；Data volume is big, and artificial treatment is tired
It is difficult；Manual detection efficiency is low, and human factor risk is larger.
First embodiment
The present embodiment provides a kind of entire car controller automatic testing equipments, for realizing quickly and accurately entire car controller
Test.
Referring to Fig. 1, present embodiments providing a kind of entire car controller automatic testing equipment for connecting vehicle control
Device processed is tested, and by inputting preconfigured signal to entire car controller, detection entire car controller is according to preconfigured
Signal output test signal whether vehicle, to judge the operating status of entire car controller.
The entire car controller automatic testing equipment includes signal gathering unit, signal generating unit, control unit, display
Equipment and parameter configuration unit, the signal generating unit are electrically connected with described control unit, and signal generating unit is for controlling
Unit control processed is lower to generate test signal, and test signal is sent to the entire car controller and is tested；The signal acquisition
Unit is connect with the entire car controller, is also electrically connected with described control unit, and institute is responded for acquiring the entire car controller
The output signal of test signal output is stated, and the output signal of acquisition is sent to control unit, the parameter configuration list
Member is electrically connected with described control unit, is used for configuration testing parameter.The display equipment is electrically connected with described control unit, described
Display equipment is shown for that will test information.
Referring to Fig. 2, the signal generating unit includes frequency and duty cycle signals output module, switching value output module
And analog output module, the frequency and duty cycle signals output module are for generating test signal to detect entire car controller
Frequency input or output circuit, the switching value output module and the analog output module with described control unit electricity
Connection, for generating switching signal and analog signals under described control unit control.
The switching value output module includes the high effectively switch in 12 tunnels effective switch low with 8 tunnels, and the voltage value of output includes
High level 12V and low level 0V.The signal frequency and duty ratio of frequency and duty cycle signals output module and signal gathering unit
Signal input module short circuit, the signal exported by the entire car controller that contrast signal collecting unit acquires and frequency and duty ratio
The signal of signal output module output, and can determine whether the frequency input of tested entire car controller or output circuit run just
Often.
Analog output module includes 8 road DA conversion chips, is exported to full-vehicle control to generate 8 road analog signals
Device, by comparative simulation amount output module export analog signals and tested entire car controller output signal may determine that by
Whether the analog signal detection circuit for surveying entire car controller is normal.
Referring to Fig. 3, the signal gathering unit includes analog quantity/control voltage sampling module, frequency and accounts for
Sky is electrically connected than acquisition module and CAN bus, the analog quantity/control voltage sampling module with the entire car controller
It connects, the analog quantity/control voltage sampling module is also connect with control unit, defeated for sampling the entire car controller
The signal gone out, and the signal of sampling is sent to control unit, the CAN bus is connect with the entire car controller, the CAN
Bus is additionally operable to the transmission of detection test signal.
Analog quantity/control voltage sampling module include 12,16 tunnel AD conversion channel, to by analog quantity and after
Electrical appliance control signal voltage is converted to digital quantity signal and is detected.CAN bus includes providing two-way CAN signal receiving channel,
All the way to detect whether signal generating unit has data outflow, another way is as the output letter for monitoring tested entire car controller
Number.So as to be input to the signal of entire car controller and the signal of entire car controller output by comparing, to judge vehicle control
Device processed whether normal operation.
Referring to Fig. 4, described control unit includes processor and memory, the processor is used to carry out test data
Processing generates test result and stores test result to the memory.The processor can be the tools such as microcontroller, PC machine
There is the device of same or similar function, in this present embodiment, the processor can select microcontroller, for example,
MC9S12XET256 microcontrollers.Processor of the MC9S12XET256 microcontrollers as the entire car controller automatic testing equipment,
Entire test process is controlled and executed, includes comparison and operation to test data, judges the failure shape for being tested entire car controller
State, test information can be stored in memory, for example, the memory can be the outer memory of piece.Described control unit further includes number
According to interface and communication module, the data-interface is electrically connected with the processor, and the data-interface is for realizing full-vehicle control
The data transmission of device automatic testing equipment and external equipment.The communication module is electrically connected with the processor, the communication mould
Block is used to send test data under processor control.The communication module can be WiFi module, ZigBee moulds
Block, 3G module, 4G modules or other meet the wireless transport module of condition.In this present embodiment, it is preferable that the communication
Module can be 3G module, for example, it may be SIM6320C, CEM631, CEM600, WIDE M8800, FWP103, K3G,
The 3G module of the models such as WM9881.Wherein, peripheral equipment includes but not limited to mobile phone, computer etc..
Wherein, it can be the 3G module for selecting telecommunications when communication module is preferably 3G module, can also be to select connection
Logical 3G module can also be and select mobile 3G module, or support simultaneously in telecommunications, movement and unicom at least two
3G modules.Wherein, it should be appreciated that the model for the communication module enumerated among the above is intended merely to facilitate understanding and lifts
Example, can not be understood as being limitation of the present invention with this.
Show the display and input interface that equipment is the entire car controller automatic testing equipment, in this present embodiment, institute
It can be the LCD display with touch-input function to state display equipment.Parameter configuration unit can be integrated to be set with the display
It is standby.LCD display with touch-input function can show automatic test interface test process and test result as display interface
(fault-free or specific failure code and description information), manual Debugging interface can carry out relay threshold voltage configuration with touch screen is crossed
(by specific relay driving Capability Requirement), analog quantity detection range configure (by the requirement of physical simulation accuracy of measurement), frequency and account for
Sky is configured than detection range, CAN communication adjusts (transmitting-receiving content and time-out configuration), switching value configuration (enables according to demand
Enough detections to inductive switch), can be adjusted for different entire car controller characteristics, adjustment carries out storage classification after the completion, carries
Rise the compatibility of the equipment.
Second embodiment
The present embodiment provides a kind of entire car controller automatic test approach, the entire car controller automatic test approach application
In the entire car controller automatic testing equipment that first embodiment of the invention provides, for being carried out rapidly and efficiently to entire car controller
Test.
Referring to Fig. 5, Fig. 5 shows the flow chart of entire car controller test method provided in this embodiment.A kind of vehicle
Controller automatic test method includes step S10~step S40：
Step S10：Configuration testing parameter and test pattern.
The setting of test parameter and test pattern is carried out by parameter configuration unit first, such as by specific relay driving
Capability Requirement carries out relay threshold voltage configuration；Analog quantity detection range configuration is carried out by physical simulation accuracy of measurement requirement；It presses
Frequency and duty ratio detection range are configured according to preset test pattern etc.；CAN communication is carried out according to transmitting-receiving content and time-out configuration
Adjustment；It enables to detect inductive switch according to demand to carry out switching value configuration.
Step S20：Entire car controller to be tested is connected to be tested.
Step S30：The entire car controller is tested according to the test parameter and test pattern of configuration, is obtained tested
The output signal of entire car controller.
After the connection of entire car controller automatic testing equipment is tested entire car controller, the relay control for being tested controller is tested
Signal output voltage and record in test period be tested controller relay continue the opening time whether in normal range (NR).According to
The secondary adjustment for carrying out switching value output module, for example, open and close are played in effectively switch high to 8 tunnels effective switch execution low with 8 tunnels successively
Closed operation detects the output signal for being tested entire car controller.The adjustment for carrying out analog output module successively simultaneously, for example, right
The test voltage of output 1V~5V is set gradually to the tested full-vehicle control according to preset pattern in 8 road DA conversion chips
Whether device, the output signal for detecting tested entire car controller are normal.To without manual debugging.
Step S40：Judge entire car controller whether normal operation according to the output signal.
The test signal detected is stored, the position of storage can be the memory of processor, or by communicating mould
Block or the external memory of external data interface connection.Processor judges the output signal of the tested entire car controller detected,
Usually, judge to be tested vehicle control unit controls signal output voltage, record period relay opening time in its test period
Whether in normal range (NR)；Frequency, duty ratio, voltage value and the data of signal for being tested entire car controller output pass
The defeated time is compared with preset value or range, judges that being tested entire car controller has event when not meeting expected
Barrier.Fault message is sent to the LCD displays with touch-input function and shown by processor, for example, display failure code
Deng.If it is determined that fault-free, then show that test is completed, be tested entire car controller fault-free.
In conclusion the present invention provides a kind of entire car controller automatic testing equipment and method, the entire car controller
Automatic testing equipment is tested for connecting entire car controller, and the entire car controller automatic testing equipment includes signal acquisition
Unit, signal generating unit, control unit and parameter configuration unit, the signal generating unit are electrically connected with described control unit
It connects, signal generating unit is used to generate test signal under control unit control, and test signal is sent to the full-vehicle control
Device is tested；The signal gathering unit is connect with the entire car controller, is also electrically connected with described control unit, for adopting
Collect the entire car controller and respond the output signal of the test signal output, and the output signal of acquisition is sent to control
Unit processed, the parameter configuration unit are electrically connected with described control unit, are used for configuration testing parameter.Vehicle provided by the invention
Controller automatic test equipment standby can realize autorun, and test is comprehensively accurate, greatly improves testing efficiency, is promoted and is surveyed
Reliability is tried, human factor influence is evaded, man-machine interface brief introduction is friendly, reduces manual operation, is mainly used for promoting production vehicle
Controller test efficiency and reliability, test content and Parameter adjustable it is whole, test data can be stored favorably with do not test
Product back-tracing can monitor test mode in real time with statistics, rich interface, and support is provided for producing line visualization.
In several embodiments provided herein, it should be understood that disclosed device and method can also pass through
Other modes are realized.The apparatus embodiments described above are merely exemplary, for example, the flow chart in attached drawing and block diagram
Show the device of multiple embodiments according to the present invention, the architectural framework in the cards of method and computer program product,
Function and operation.In this regard, each box in flowchart or block diagram can represent the one of a module, section or code
Part, a part for the module, section or code, which includes that one or more is for implementing the specified logical function, to be held
Row instruction.It should also be noted that at some as in the realization method replaced, the function of being marked in box can also be to be different from
The sequence marked in attached drawing occurs.For example, two continuous boxes can essentially be basically executed in parallel, they are sometimes
It can execute in the opposite order, this is depended on the functions involved.It is also noted that every in block diagram and or flow chart
The combination of box in a box and block diagram and or flow chart can use the dedicated of function or action as defined in executing
Hardware based system is realized, or can be realized using a combination of dedicated hardware and computer instructions.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.It should be noted that：Similar label and letter exist
Similar terms are indicated in following attached drawing, therefore, once being defined in a certain Xiang Yi attached drawing, are then not required in subsequent attached drawing
It is further defined and is explained.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. a kind of entire car controller automatic testing equipment, which is characterized in that the entire car controller automatic testing equipment is for connecting
Entire car controller is connect to be tested, the entire car controller automatic testing equipment include signal gathering unit, signal generating unit,
Control unit and parameter configuration unit, the signal generating unit are electrically connected with described control unit, and signal generating unit is used for
Test signal is generated under control unit control, test signal, which is sent to the entire car controller, tests；The signal
Collecting unit is connect with the entire car controller, is also electrically connected with described control unit, is rung for acquiring the entire car controller
The output signal of the test signal output is answered, and the output signal of acquisition is sent to control unit, the control is single
Member judges that entire car controller whether there is operation troubles, the parameter configuration unit and the control according to the output signal of acquisition
Unit is electrically connected, and is used for configuration testing parameter.
2. entire car controller automatic testing equipment as described in claim 1, which is characterized in that the entire car controller is surveyed automatically
Trial assembly is set including showing that equipment, the display equipment are electrically connected with described control unit, and the display equipment will be for that will test letter
Breath is shown.
3. entire car controller automatic testing equipment as described in claim 1, which is characterized in that the signal generating unit includes
Frequency and duty cycle signals output module, switching value output module and analog output module, the frequency and duty cycle signals
Output module is used to generate test signal frequency input or output circuit to detect entire car controller, the output switch parameter mould
Block and the analog output module are electrically connected with described control unit, for generating switch under described control unit control
Signal and analog signals.
4. entire car controller automatic testing equipment as claimed in claim 3, which is characterized in that the signal gathering unit includes
Analog quantity/control voltage sampling module, frequency and duty ratio acquisition module and CAN bus, the analog quantity/relay
Control voltage sample module be electrically connected with the entire car controller, the analog quantity/control voltage sampling module also with
Control unit connects, the signal for sampling the entire car controller output, and the signal of sampling is sent to control unit, institute
It states CAN bus to connect with the entire car controller, the CAN bus is additionally operable to the transmission of detection test signal.
5. entire car controller automatic testing equipment as described in claim 1, which is characterized in that described control unit includes processing
Device and memory, the processor are used to carry out processing generation test result to test data and store test result to described
Memory.
6. entire car controller automatic testing equipment as claimed in claim 5, which is characterized in that described control unit further includes number
According to interface, the data-interface is electrically connected with the processor, and the data-interface is tested automatically for realizing entire car controller
The data transmission of device and external equipment.
7. entire car controller automatic testing equipment as claimed in claim 6, which is characterized in that described control unit further includes leading to
Believe that module, the communication module are electrically connected with the processor, the communication module is used to survey under processor control
Examination data are sent.
8. entire car controller automatic testing equipment as claimed in claim 3, which is characterized in that the switching value output module packet
The high effectively switch in 12 tunnels effective switch low with 8 tunnels is included, the voltage value of output includes high level 12V and low level 0V.
9. entire car controller automatic testing equipment as claimed in claim 4, which is characterized in that the analog quantity/relay control
Voltage sample module processed includes 12,16 tunnel AD conversion channel, by the analog quantity and relay control signal voltage translation bit
Digital quantity is detected.
10. a kind of entire car controller automatic test approach, which is characterized in that the method includes：
Configuration testing parameter and test pattern；
Entire car controller to be tested is connected to be tested；
The entire car controller is tested according to the test parameter and test pattern of configuration, obtains and is tested entire car controller
Output signal；
Judge entire car controller whether normal operation according to the output signal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810682793.8A CN108594796A (en) | 2018-06-26 | 2018-06-26 | Entire car controller automatic testing equipment and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810682793.8A CN108594796A (en) | 2018-06-26 | 2018-06-26 | Entire car controller automatic testing equipment and method |
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| CN108594796A true CN108594796A (en) | 2018-09-28 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109491360A (en) * | 2018-09-30 | 2019-03-19 | 北京车和家信息技术有限公司 | Emulation test method, device, system and the electronic equipment of entire car controller |
| CN109710525A (en) * | 2018-12-24 | 2019-05-03 | 斑马网络技术有限公司 | Interface detection method, device and the equipment of micro-control unit based on vehicle device |
| CN110147088A (en) * | 2019-06-06 | 2019-08-20 | 珠海广通汽车有限公司 | Test system for electric vehicle controller |
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