CN103471621A - Testing method and device applicable to vehicle navigation multimedia terminal - Google Patents
Testing method and device applicable to vehicle navigation multimedia terminal Download PDFInfo
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Abstract
The invention discloses a testing method and device applicable to a vehicle navigation multimedia terminal. The testing device applicable to the vehicle navigation multimedia terminal comprises a computer testing end, a data repeater and the tested vehicle navigation multimedia terminal, wherein the computer testing end distributes test item data and parameters through the data repeater, and sends the test item data and a test instruction to the vehicle navigation multimedia terminal, and obtained test response information is fed back to the computer testing end through the data repeater. According to the testing method and device applicable to the vehicle navigation multimedia terminal, tests can be carried out on the vehicle navigation multimedia terminal connected to a real vehicle, real-vehicle simulation tests can be carried out on the vehicle navigation multimedia terminal separated from the real vehicle, manual testing can be carried out, and automatic testing can be carried out. The testing method and device applicable to the vehicle navigation multimedia terminal further have the function of sending test feedback information to an Internet vehicle comprehensive service platform. According to the testing method and device applicable to the vehicle navigation multimedia terminal, the multi-port connection mode which is rapid and convenient to use is provided, and data transmission of the multi-port connection mode follows the specific communication protocol. The structure is simple and practical, and the testing method and device applicable to the vehicle navigation multimedia terminal are applicable to vehicle navigation multimedia terminals used on various vehicles.
Description
Technical field
The present invention relates to the mobile unit technical field of measurement and test, particularly relate to a kind of method of testing and testing apparatus that is applicable to the vehicle navigation multimedia terminal.
Background technology
Along with the fast development of automobile industry, a kind of vehicle navigation multimedia terminal that integrates the various functions such as traffic navigation, radio, the audio-visual broadcasting of USB/SD/DVD, bluetooth conversation, Digital Television becomes the standard configuration of automobile gradually.
In prior art, the vehicle navigation multimedia terminal must be through strict test before dispatching from the factory, and traditional method is the manual testing.Yet the manual testing is time-consuming but also effort not only, the loaded down with trivial details and inefficiency of operation.
(number of patent application is Chinese invention patent application: 201210484382.0) disclose a kind of " onboard diagnostic device based on the car multimedia terminal and method ", should onboard diagnostic device and method based on the car multimedia terminal be to diagnose automobile whether to have fault by multimedia terminal, but multimedia terminal itself is tested, diagnosed.And, if just there has been fault in vehicle navigation multimedia terminal itself, can't be detected vehicle trouble at all.
(number of patent application is Chinese invention patent application: 201110396255.0) disclose a kind of " Auto-Test System of vehicle mounted multimedia ", the Auto-Test System of this vehicle mounted multimedia is just tested for audio frequency, video and the gps signal of vehicle navigation multimedia terminal, and whole test macro is bulky, the hardware complexity, operate also very complicatedly, require high to the test operation personnel.
And, because the software systems of moving on the vehicle navigation multimedia terminal are not complete isolated operations, often need to carry out the mutual of information with real vehicle.These real vehicle information include garage's status information (driving, reversing, brake, the speed of a motor vehicle, steering wheel angle etc.), radar for backing car information, air-conditioning information, side's control key information etc.These real vehicle informational needs real vehicles pass to the vehicle navigation multimedia terminal by CAN-BUS bus or GPIO by information, vehicle navigation multimedia terminal and then make corresponding response.Therefore, test these functions of vehicle navigation multimedia terminal, just the real vehicle environment need to be arranged.Obviously there is greatly inconvenience in the real vehicle environment to test vehicle navigation multimedia terminal.Therefore, if the vehicle navigation multimedia terminal is carried out to analog manually or automatically the testing of real vehicle, make the test event that relates to above-mentioned real vehicle message context can break away from real vehicle and carry out, will provide very large facility for the tester.
Therefore, for existing problems of the prior art, need badly and provide a kind of easy and simple to handle, can be manually also can be automatically, test event can be set arbitrarily, and can connect actual vehicle in operation is tested, also can be in the situation that the vehicle that loses contact with reality be tested, and the measuring technology that can adapt to the vehicle navigation multimedia terminal of different automobile types seems particularly important.
Summary of the invention
The object of the invention is to avoid weak point of the prior art and provide a kind of easy and simple to handle, can be manually also can be automatically, test event can be set arbitrarily, and can connect actual vehicle in operation is tested, also can, in the situation that the vehicle that loses contact with reality is tested, and can adapt to the method for testing that is applicable to the vehicle navigation multimedia terminal of different automobile types.
Purpose of the present invention is achieved through the following technical solutions:
The invention provides a kind of method of testing that is applicable to the vehicle navigation multimedia terminal, include following step of being tested by computer testing end, headend and test vehicle navigation multimedia terminal:
Steps A, default computing machine test lead test environment parameter, described test environment parameter includes the baud rate of the automotive type of carrying vehicle navigation multimedia terminal to be measured, port type, port;
Data and the parameter of step B, selection test request, initiate test:
1. select the test event that need to carry out, described test event includes the test individual event of real vehicle simulation and the test individual event of non-real vehicle simulation;
2. for test event, select test mode, described test mode includes manual test mode and automatic test mode;
3. generate the test path file, in described test path file, include test event information and test environment parameter;
4. send test instruction and enter test;
Step C, data distribution and transmission: the computer testing end is sent to headend by the data of described test request and parameter, the data analysis received through the headend handle, carry out data distribution according to each test event and data transfer mode, and be sent to test vehicle navigation multimedia terminal;
Step D, response test, feedback test information: test vehicle navigation multimedia terminal receives data and the parameter of test request, carry out the test of each test event, and will test the gained feedback information and be recycled to headend, by headend, pass on feedback information to the computer testing end;
Step e, reception are also resolved feedback information: the computer testing end has the feedback information of processing module, this module receiving feedback information is also taked Corresponding Countermeasures according to feedback information, once occur abnormal, the vehicle navigation multimedia terminal can send abnormal information to the computer testing end, by the computer testing end, is given the alarm or is retained scene;
Wherein, described headend is arranged between computer testing end and test vehicle navigation multimedia terminal, for realizing data distribution and transmission.
A kind of method of testing that is applicable to the vehicle navigation multimedia terminal of the present invention, in described step B,
The test individual event of described real vehicle simulation includes the simulation of ACC switch, bearing circle control simulation, radar information simulation, air-conditioning operation simulation, garage's status information simulation;
The test individual event of described non-real vehicle simulation includes touch-screen simulated operation, panel button simulated operation.
A kind of method of testing that is applicable to the vehicle navigation multimedia terminal of the present invention, in described step B, while selecting test mode to be automatic test mode, at first make pretest path file, select to need the test individual event of test automatically, for each test individual event arranges test sequence number, the time of wait, the number of times of repetition, and all test individual events are all set in a file and form pretest path file, for generating the test path file.
A kind of method of testing that is applicable to the vehicle navigation multimedia terminal of the present invention,
In described step C, be provided with microcontroller, plate level support module, test module and application program module in test vehicle navigation multimedia terminal, wherein
The test data of the test individual event of real vehicle in described step B simulation is sent to microcontroller, after microcontroller is analyzed, is sent to test module, then is sent to application program module and is responded;
The test data of the test individual event of the non-real vehicle simulation in described step B is sent to plate level support module, through plate level support module, is sent to test module, then is sent to application program module and is responded.
A kind of method of testing that is applicable to the vehicle navigation multimedia terminal of the present invention, in described step D, be provided with the Data buffer of shared drive as test gained feedback information in test vehicle navigation multimedia terminal, and open thread and monitor this shared drive, the data in shared drive are recycled to headend successively.
A kind of method of testing that is applicable to the vehicle navigation multimedia terminal of the present invention, described a kind of method of testing that is applicable to the vehicle navigation multimedia terminal also includes internet vehicle comprehensive service platform, and the user test data of the computer testing end being collected by internet are sent to internet vehicle comprehensive service platform and carry out further analyzing and processing.
Another object of the present invention is to avoid weak point of the prior art and provide a kind of easy and simple to handle, can be manually also can be automatically, test event can be set arbitrarily, and can connect actual vehicle in operation is tested, also can, in the situation that the vehicle that loses contact with reality is tested, and can adapt to the testing apparatus that is applicable to the vehicle navigation multimedia terminal of different automobile types.
Another object of the present invention is achieved through the following technical solutions:
A kind of testing apparatus that is applicable to the vehicle navigation multimedia terminal is provided, be applicable to above a kind of method of testing that is applicable to the vehicle navigation multimedia terminal, include computer testing end, headend and test vehicle navigation multimedia terminal, the input end of the output terminal connection data transponder of computer testing end, the output terminal of headend connects test vehicle navigation multimedia terminal, wherein:
The data that the computer testing end is used for initiating test and processes test vehicle navigation multimedia terminal feedback,
Headend is used in conjunction in data distribution and data transmission,
Test vehicle navigation multimedia terminal is for data and the parameter of the test request that receives headend and send, response test and collect the test the data obtained and also feed back to the computer testing end.
A kind of testing apparatus that is applicable to the vehicle navigation multimedia terminal of the present invention, described computer testing end is used USB port to be connected with headend.
A kind of testing apparatus that is applicable to the vehicle navigation multimedia terminal of the present invention, described headend is connected with test vehicle navigation multimedia terminal with can-bus, GPIO port mode, with the test event data of simulating for transmitting real vehicle.
A kind of testing apparatus that is applicable to the vehicle navigation multimedia terminal of the present invention, described headend is connected with test vehicle navigation multimedia terminal with the uart serial mode, with the test event data of simulating for transmitting non-real vehicle.
beneficial effect of the present invention:
A kind of method of testing and testing apparatus that is applicable to the vehicle navigation multimedia terminal of the present invention, because method of testing includes following step of being tested by computer testing end, headend and test vehicle navigation multimedia terminal: steps A, default computing machine test lead test environment parameter; Data and the parameter of step B, selection test request, initiate test; Step C, data distribution and transmission; Step D, response test, feedback test information; Step e, reception are also resolved feedback information; Wherein, headend is arranged between computer testing end and test vehicle navigation multimedia terminal, for realizing data distribution and transmission.And testing apparatus includes the computer testing end, headend and test vehicle navigation multimedia terminal, the input end of the output terminal connection data transponder of computer testing end, the output terminal of headend connects test vehicle navigation multimedia terminal, wherein: the computer testing end is for initiating the data of test and processing test vehicle navigation multimedia terminal feedback, headend is used in conjunction in data distribution and data transmission, test vehicle navigation multimedia terminal is for data and the parameter of the test request that receives headend and send, response test and collection test the data obtained also feed back to the computer testing end.
Thus, use a kind of method of testing and testing apparatus that is applicable to the vehicle navigation multimedia terminal of the present invention, needs are often carried out to the test event of information interaction with real vehicle, the tester can be broken away from the test that the real vehicle of real vehicle is simulated, and this will provide larger facility for the tester.No matter be that real vehicle simulation test project is also non-real vehicle simulation test project, the tester can arrange any test event voluntarily, and selects voluntarily manual or automatic test mode.If select automatic test mode, method of testing of the present invention and testing apparatus are after having assigned automatic test command, and system is tested fully automatically, without tester's operation.Once, and appearance is abnormal, onboard system can send abnormal information to test macro, test macro can be made warning, retain the actions such as on-the-spot, so that tester's subsequent operation.Use a kind of method of testing and testing apparatus that is applicable to the vehicle navigation multimedia terminal of the present invention, can just automatically test before dispatching from the factory, also can be tested in actual driving process or in the vehicle that loses contact with reality.This testing apparatus and method have ensured the outgoing of vehicle navigation multimedia terminal, the quality problems of fast and easy location investigation vehicle navigation multimedia terminal after sale, avoid causing running information correctly not understood because of the fault of vehicle navigation multimedia terminal itself, reduce potential safety hazard.Not only the tester is freed from repeat numerous and diverse pressure test, and the tester is required low, greatly promoted the efficiency of test.The present invention is applicable to the vehicle navigation multimedia terminal test of each vehicle, simple in structure, easy to connect, does not need additionally to manufacture cabinet whole system is fenced up, and volume is little, and cost is low.Therefore, the present invention compared with prior art have advantages of that volume is little, cost is low, function is many, handled easily and management.
The accompanying drawing explanation
The present invention will be further described to utilize accompanying drawing, but the content in accompanying drawing does not form any limitation of the invention.
Fig. 1 is a kind of testing apparatus structural representation that is applicable to the vehicle navigation multimedia terminal of the present invention,
Fig. 2 is computer testing end functional block diagram,
Fig. 3 is the headend module map.
In Fig. 1 to Fig. 3, include:
1---the computer testing end,
101---real vehicle simulation test, 102---non-real vehicle simulation test,
103---processing feedback information, 104---manual test, 105---test automatically,
The simulation of 106---making pretest path file, 107---ACC switch,
108---radar information simulation, 109---bearing circle control simulation,
The status information simulation of 110---air-conditioning operation simulation, 111---garage,
The operation of 112---touch screen operation, 113---panel button,
2---headend,
201---main control chip, 202---USB turns serial ports, 203---bus transceiver,
3---test vehicle navigation multimedia terminal,
301---plate level support module, 302---microcontroller, 303---test module, 304---application program module,
4---internet vehicle comprehensive service platform.
Embodiment
The invention will be further described with the following Examples.
embodiment 1.
One of a kind of method of testing that is applicable to the vehicle navigation multimedia terminal of the present invention and testing apparatus embodiment, as shown in Figure 1,
Comprise computer testing end 1, headend 2 and test vehicle navigation multimedia terminal 3.
Wherein, described computer testing end 1 is the promoter of whole test, be responsible for generating the required test data of tester, start test and send test data to headend 2, receive and process the feedback information sended over from test vehicle navigation multimedia terminal 3.The modular structure of the computer testing end 1 of the present embodiment is shown in Fig. 2: the test event possessed has real vehicle simulation test 101 and 102 liang of large classes of non-real vehicle simulation test, no matter be which kind of test event, the present embodiment all provides manual test 104 and automatically tests 105 two kinds of test modes, after test is carried out, computer testing end 1 all provides the function of processing feedback information 103.
Wherein, described headend 2 is arranged between computer testing end 1 and test vehicle navigation multimedia terminal 3, for realizing data distribution and transmission.
Wherein, described test vehicle navigation multimedia terminal 3 is for receiving test data, and the response test data also feed back to the test originating end.
A kind of method of testing that is applicable to the vehicle navigation multimedia terminal of the present embodiment by computer testing end 1, headend 2 and test vehicle navigation multimedia terminal 3, and includes following steps and is tested:
Steps A, default computing machine test lead 1 test environment parameter, described test environment parameter includes the baud rate of the automotive type of carrying vehicle navigation multimedia terminal to be measured, port type, port;
Data and the parameter of step B, selection test request, initiate test:
1. select the test event that need to carry out, described test event includes real vehicle simulation test 101 and non-real vehicle simulation test 102;
2. for test event, select test mode, described test mode includes manual test 104 and test 105 automatically;
3. generate the test path file, in described test path file, include test event information and test environment parameter;
4. send test instruction and enter test.
Step C, data distribution and transmission: computer testing end 1 is sent to headend 2 by the data of described test request and parameter, through 2 data analysis that receive of headend, carry out data distribution according to each test event and data transfer mode, and be sent to test vehicle navigation multimedia terminal 3;
Step D, response test, feedback test information: test vehicle navigation multimedia terminal 3 receives data and the parameter of test request, carry out the test of each test event, and will test the gained feedback information and be recycled to headend 2, by headend 2, pass on feedback information to computer testing end 1;
Concrete, step D detailed annotation is as follows:
As shown in Figure 1, in the present embodiment, be provided with plate level support module 301 and microcontroller 302 in test vehicle navigation multimedia terminal 3, vehicle navigation multimedia Tester Beyond Line 303 and application program module 304.
Described plate level support module 301 is operating system and hardware port interactive interface layers of being responsible for the vehicle navigation multimedia terminal, complete the hardware driving of all Peripheral Interfaces of vehicle navigation multimedia terminal, with the interface information interaction of microcontroller 302 and test module 303.
The data that described microcontroller 302 sends over for the treatment of transceiving data and the GPIO of can bus, then pay plate level support module 301 and process.
Described application program module 304 is general names of the function program of script operation on the vehicle navigation multimedia terminal, realizes the multimedia function programs such as the user oriented navigation of vehicle navigation multimedia terminal, audio frequency and video.The role that the test module 303 of vehicle navigation multimedia terminal serves as is " the test cooperation person in the vehicle navigation multimedia terminal ", and its function may be summarized to be processes data and the outside feedback data that sends that the vehicle navigation multimedia terminal receives.Such as, if the touch-screen action sends corresponding mouse event; If the panel button event sends corresponding event in the message queue of application program module 304 appointments.Follow-up action is responded by the application program module 304 of vehicle navigation multimedia terminal.The test module 303 of vehicle navigation multimedia terminal is processed and is sent feedback data: after the vehicle navigation multimedia terminal is responded test operation; no matter result is normal or abnormal; all need these information are fed back to computer testing end 1; this part work is also completed by the test module 303 of vehicle navigation multimedia terminal; it can be collected these feedback informations and send to headend 2, and is transmitted to computer testing end 1 by the latter.
Test data is in the trend of vehicle navigation multimedia terminal: the test data of the test event of real vehicle simulation is sent to microcontroller 302 analyze after, be sent to test module 303, then be sent to application program module 304 and responded; The data of the project of non-real vehicle simulation are sent to the plate level support module 301 in test vehicle navigation multimedia terminal 3, are connected with test module 303 by plate level support module 301, then are sent to application program module 304 and are responded.
The vehicle navigation multimedia terminal is in test process, plate level support module 301, application program module 304 and test module 303 all can successively send information to computer testing end 1, such as plate level support module 301 can the successes of loopback device start the test procedure of information, vehicle navigation multimedia terminal can the loopback touch or key testing result, application program module 304 can feedback real vehicle analog response results to computer testing end 1.Therefore the present embodiment is used " shared drive " to be used as the echo back data Buffer Pool of vehicle navigation multimedia terminal, and opens a thread and monitor this shared drive, and the data in shared drive loopback are successively gone out.
Step e, reception are also resolved feedback information: computer testing end 1 has the feedback information of processing 103 modules, this module receiving feedback information is also taked Corresponding Countermeasures according to feedback information, once occur abnormal, the vehicle navigation multimedia terminal can send abnormal information to computer testing end 1, by computer testing end 1, is given the alarm or is retained scene.
The vehicle navigation multimedia terminal need to be carried out the real vehicle information interaction in actual application.But, if being connected to real vehicle, the test of vehicle navigation multimedia terminal tested, first the tester is brought inconvenience, if second real vehicle itself just exists fault will affect test result.Our tested object is vehicle navigation multimedia terminal rather than real vehicle, and it is really to reflect the incipient fault of vehicle navigation multimedia terminal itself that the disengaging real vehicle carries out independent test to the vehicle navigation multimedia terminal.Because the present invention uses the method for testing of real vehicle simulation, the test event that makes vehicle navigation multimedia terminal needs and real vehicle carry out information interaction can break away from real vehicle and carry out, this independent test to the vehicle navigation multimedia terminal is very meaningful, also for the tester, provides more convenient simultaneously.
Every function of vehicle navigation multimedia terminal all needs to carry out " pressure test " to guarantee its stability.The invention provides manual test 104 and automatically test 105 two kinds of test modes.After selecting test 105 automatically, after the tester only need determine a set of automatic test path, it is just passable that testing apparatus is given in remaining test job fully.That is to say, the present invention had both retained manual test function also provides personalized autorun, very convenient tester's operation.
One of a kind of method of testing that is applicable to the vehicle navigation multimedia terminal of the present invention and testing apparatus embodiment, the present embodiment is on the basis of embodiment 1, the functional module of further clear and definite computer testing end 1.As shown in Figure 2, the test event of the real vehicle simulation test 101 of computer testing end 1 includes ACC switch simulation 107, bearing circle control simulation 109, radar information simulation 108, air-conditioning operation simulation 110, garage's status information simulation 111; The test event of non-real vehicle simulation includes touch screen operation 112, panel button operation 113.Above-mentioned test event has manual test 104 and automatically tests 105 two kinds of test modes in test.If what select is 105 modes of automatically testing, at first to make pretest path file 106.In manufacturing process, the various simulation test operations that the tester can select test macro to provide, for each needs the test individual event of test 105 automatically, test sequence number, the time of wait, the number of times of repetition are set, can produce various married operations path according to the selftest demand, then path is saved as to pretest path file, call in order to automatically testing 105.Be written into the test path file of preserving above, test macro just can carry out test 105 automatically according to pre-designed courses of action.Automatically the characteristics of test have: support that a plurality of automatic test path files are tested in certain sequence; Support that the tester adjusts arbitrarily test sequence; Support that test operation shows result in real time; Provide complete Debugging message to debug and error correction for the developer.
Computer testing end 1 also includes internet vehicle comprehensive service platform 4, and the test data of computer testing end 1 being collected by internet is sent to internet vehicle comprehensive service platform 4 and carries out further analyzing and processing.
The main technical schemes of the present embodiment is substantially the same manner as Example 1, and the feature do not laid down a definition in the present embodiment adopts the explanation in embodiment 1, at this, is no longer repeated.
embodiment 3.
One of a kind of method of testing that is applicable to the vehicle navigation multimedia terminal of the present invention and testing apparatus embodiment, the present embodiment is on the basis of embodiment 1, further the enforcement structure of explicit data transponder 2.As shown in Figure 1, computer testing end 1 is used USB port to be connected with headend 2, headend 2 is connected with test vehicle navigation multimedia terminal 3 with can-bus, GPIO port mode, to need the test event data of real vehicle simulation for transmission, headend 2 is connected with test vehicle navigation multimedia terminal 3 with the uart serial mode, with the test event data of simulating for transmitting non-real vehicle.The main task of headend 2 is exactly to realize shunting and the correct transmission of data.
Fig. 3 is the enforcement figure of headend 2.Main control chip 201 adopts chip STM32F103C8T6.Main control chip 201 is connected with CAN bus transceiver 203 by the transmitting-receiving interface, and described CAN bus transceiver 203 adopts chip TJA1040.Main control chip 201 turns serial ports 202 by the transmitting-receiving interface with USB and is connected, and described USB turns serial ports 202 and adopts chip PL2303.Wherein, PL2303 carries out the conversion between usb mouth and serial ports.TJA1040 is responsible for the transmission of CAN bus data, and middle STM32F103C8T6 carries out data distribution, and the data based communication protocol from computer testing end 1 is resolved and is diverted to UART port, CAN bus port and GPIO port.
The communication format that is below between computer testing end 1 and headend 2, uses between vehicle navigation multimedia terminal and headend 2.
Above-mentioned communication format, frame head accounts for a byte, actually plays a part frame head sign and frame demarcation.Frame length means by 1 byte, and frame length is 2 multiple, if not filled up at data field.Verification and account for 2 bytes, the verification operation of carrying out the summation of arithmetic radix-minus-one complement.The definition of the corresponding item of Command ID value and send mode sees the following form.The numerical value that the content of data field is details.
The main technical schemes of the present embodiment is substantially the same manner as Example 1, and the feature do not laid down a definition in the present embodiment adopts the explanation in embodiment 1, at this, is no longer repeated.
Finally should be noted that; above embodiment is only for illustrating technical scheme of the present invention but not limiting the scope of the invention; although with reference to preferred embodiment, the present invention is explained in detail; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement technical scheme of the present invention, and not break away from essence and the scope of technical solution of the present invention.
Claims (10)
1. a method of testing that is applicable to the vehicle navigation multimedia terminal is characterized in that: include following step of being tested by computer testing end, headend and test vehicle navigation multimedia terminal:
Steps A, default computing machine test lead test environment parameter, described test environment parameter includes the baud rate of the automotive type of carrying vehicle navigation multimedia terminal to be measured, port type, port;
Data and the parameter of step B, selection test request, initiate test:
The test event that selection need to be carried out, described test event includes the test individual event of real vehicle simulation and the test individual event of non-real vehicle simulation;
For test event, select test mode, described test mode includes manual test mode and automatic test mode;
Generate the test path file, in described test path file, include test event information and test environment parameter;
Send test instruction and enter test;
Step C, data distribution and transmission: the computer testing end is sent to headend by the data of described test request and parameter, the data analysis received through the headend handle, carry out data distribution according to each test event and data transfer mode, and be sent to test vehicle navigation multimedia terminal;
Step D, response test, feedback test information: test vehicle navigation multimedia terminal receives data and the parameter of test request, carry out the test of each test event, and will test the gained feedback information and be recycled to headend, by headend, pass on feedback information to the computer testing end;
Step e, reception are also resolved feedback information: the computer testing end has the feedback information of processing module, this module receiving feedback information is also taked Corresponding Countermeasures according to feedback information, once occur abnormal, the vehicle navigation multimedia terminal can send abnormal information to the computer testing end, by the computer testing end, is given the alarm or is retained scene;
Wherein, described headend is arranged between computer testing end and test vehicle navigation multimedia terminal, for realizing data distribution and transmission.
2. a kind of method of testing that is applicable to the vehicle navigation multimedia terminal according to claim 1 is characterized in that: in described step B,
The test individual event of described real vehicle simulation includes the simulation of ACC switch, bearing circle control simulation, radar information simulation, air-conditioning operation simulation, garage's status information simulation;
The test individual event of described non-real vehicle simulation includes touch-screen simulated operation, panel button simulated operation.
3. a kind of method of testing that is applicable to the vehicle navigation multimedia terminal according to claim 1, it is characterized in that: in described step B, while selecting test mode to be automatic test mode, at first make pretest path file, select to need the test individual event of test automatically, for each test individual event arranges test sequence number, the time of wait, the number of times of repetition, and all test individual events are all set in a file and form pretest path file, for generating the test path file.
4. a kind of method of testing that is applicable to the vehicle navigation multimedia terminal according to claim 1 is characterized in that:
In described step C, be provided with microcontroller, plate level support module, test module and application program module in test vehicle navigation multimedia terminal, wherein
The test data of the test individual event of real vehicle in described step B simulation is sent to microcontroller, after microcontroller is analyzed, is sent to test module, then is sent to application program module and is responded;
The test data of the test individual event of the non-real vehicle simulation in described step B is sent to plate level support module, through plate level support module, is sent to test module, then is sent to application program module and is responded.
5. a kind of method of testing that is applicable to the vehicle navigation multimedia terminal according to claim 1, it is characterized in that: in described step D, be provided with the Data buffer of shared drive as test gained feedback information in test vehicle navigation multimedia terminal, and open thread and monitor this shared drive, the data in shared drive are recycled to headend successively.
6. a kind of method of testing that is applicable to the vehicle navigation multimedia terminal according to claim 1, it is characterized in that: also include internet vehicle comprehensive service platform, the user test data of the computer testing end being collected by internet are sent to internet vehicle comprehensive service platform and carry out further analyzing and processing.
7. a testing apparatus that is applicable to the vehicle navigation multimedia terminal, it is characterized in that: a kind of testing apparatus that is applicable to the vehicle navigation multimedia terminal that is applicable to the method for testing of vehicle navigation multimedia terminal as described as claim 1 to 6, include computer testing end, headend and test vehicle navigation multimedia terminal, the input end of the output terminal connection data transponder of computer testing end, the output terminal of headend connects test vehicle navigation multimedia terminal, wherein:
The data that the computer testing end is used for initiating test and processes test vehicle navigation multimedia terminal feedback,
Headend is used for data distribution and data transmission,
Test vehicle navigation multimedia terminal is for data and the parameter of the test request that receives headend and send, response test and collect the test the data obtained and also feed back to the computer testing end.
8. a kind of testing apparatus that is applicable to the vehicle navigation multimedia terminal according to claim 7 is characterized in that: described computer testing end is used USB port to be connected with headend.
9. a kind of testing apparatus that is applicable to the vehicle navigation multimedia terminal according to claim 7, it is characterized in that: described headend is connected with test vehicle navigation multimedia terminal with can-bus and/or GPIO port mode, with the test event data of simulating for transmitting real vehicle.
10. according to claim 7ly be applicable to a kind of testing apparatus that is applicable to the vehicle navigation multimedia terminal, it is characterized in that: described headend is connected with test vehicle navigation multimedia terminal with the uart serial mode, with the test event data of simulating for transmitting non-real vehicle.
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| CN103901307A (en) * | 2014-04-22 | 2014-07-02 | 上海扬梓投资管理有限公司 | Testing system and method applied to vehicle-mounted multimedia device |
| CN104729536A (en) * | 2015-03-18 | 2015-06-24 | 广东好帮手电子科技股份有限公司 | Debugging tool and debugging method based on vehicle-mounted navigation product |
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