CN109813991A - A kind of power supply analogue system and its test method - Google Patents
A kind of power supply analogue system and its test method Download PDFInfo
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Abstract
The present invention relates to vehicular automotive electronic equipment the field of test technology, and its purpose is to provide a kind of power supply analogue system and its test methods.Used technical solution is: power supply analogue system, comprising: mode selection module, controller, emulation signal output module and reference power supply input module；The controller is electrically connected with mode selection module and emulation signal output module respectively, and the reference power supply input module is electrically connected with mode selection module, controller and emulation signal output module respectively.It additionally provides the test method of power supply analogue system, comprising the following steps: S1: according to the test job mode selection request of active user, selecting test job mode；S2: the operating parameter under corresponding test job mode is called；S3: the test signal under corresponding test job mode is exported；S4: output running log.The mass to vehicular automotive electronic equipment can be achieved in the present invention, medelling is tested and verifying.
Description
Technical field
The present invention relates to vehicular automotive electronic equipment the field of test technology, more particularly to a kind of power supply analogue system and its
Test method.
Background technique
The development & production mistake of vehicular automotive electronic equipment (such as: automobile travel recorder (GB/T 19056-2012)) at present
Cheng Zhong, the mode for generalling use different constant-current supply inputs carries out constant pressure test to it, or selects different power voltage
Automobile completes the test to its overall operation environment, it is difficult to meet and quickly carry out mass, the test of scale, verifying to product
Demand, cause the research and development process of vehicular automotive electronic equipment slow.Therefore it is such to be badly in need of new test power supply power supply scheme solution
Problem.
Summary of the invention
In order to solve the above problems existing in the present technology, the present invention provides a kind of power supply analogue system and its test sides
Method.
The technical solution adopted by the present invention is that:
A kind of power supply analogue system, comprising: mode selection module, controller, emulation signal output module and reference power supply
Input module；The controller is electrically connected with mode selection module and emulation signal output module respectively, and the reference power supply is defeated
Enter module to be electrically connected with mode selection module, controller and emulation signal output module respectively；
The mode selection module is sent for the test job mode selection request according to active user to controller
The selected instruction of corresponding test job mode；
The controller, for the selected instruction of test job mode that reception pattern selecting module is sent, then according to survey
The selected instruction of trial work operation mode sends test signal to emulation signal output module；And for being sent to emulation signal output module
Modulated signal；
The emulation signal output module, for receiving the modulated signal and test signal of controller transmission, then basis
The power supply linear signal of modulated signal simulation data automobile, and the test under corresponding test job mode is exported according to test signal
Signal；
The reference power supply input module, for being provided to mode selection module, controller and emulation signal output module
Electric power support.
Preferably, further include input measurement module and output measurement module, the input measurement module respectively with controller
It is electrically connected with reference power supply input module, the output measurement module is electrically connected with controller and emulation signal output module respectively
It connects；
The input measurement module, the total voltage for the input of measuring basis Power Entry Module；
The output measurement module, for measuring the voltage and or current of emulation signal output module output.
It preferably, further include mode indicating module, the mode indicating module is electrically connected with the controller, the mode instruction
Module is used to indicate the test job mode of active user's selection.
It preferably, further include operation selecting module, the operation selecting module is inputted with controller and reference power supply respectively
Module electrical connection, the operation selecting module is for selecting automatic test pattern or manual test mode.
It is further preferred that further including operation indicating module, the operation indicating module is electric with controller and benchmark respectively
The electrical connection of source input module；The operation indicating module is used to indicate the test job mode of active user's selection, reference power supply
The total voltage of input module input and the voltage and or current of emulation signal output module output.
It is further preferred that further including communication module, the communication module inputs mould with controller and reference power supply respectively
Block electrical connection；The communication module is also used to be joined according to the logic of active user for the running log of real-time o controller
Number setting request, to controller sending logic parameter setting instruction.
It is further preferred that the communication module includes bluetooth module and/or serial ports output module.
A kind of test method of power supply place system, it is characterised in that: the following steps are included:
S1: according to the test job mode selection request of active user, test job mode is selected；
S2: the operating parameter under corresponding test job mode is called；
S3: the test signal under corresponding test job mode is exported；
S4: output running log.
Preferably, further comprising the steps of between step S2 and step S3:
SA: it selects to request according to the test pattern of active user, selectes automatic test pattern or manual test mode.
Compared with prior art, the invention has the benefit that the mass to vehicular automotive electronic equipment, mould can be realized
Formulaization test and verifying, so as to effectively accelerate the research and development process of vehicular automotive electronic equipment.Specifically, the present invention is being implemented
In the process, test job mode selection request can be transmitted to mode selection module in user, and mode selection module is used further according to current
The test job mode selection request at family sends the selected instruction of corresponding test job mode to controller, and controller, which receives, to be surveyed
Test signal and modulated signal are sent to emulation signal output module after the selected instruction of trial work operation mode, emulates signal output module
It is exported under corresponding test job mode according to the power supply linear signal of modulated signal simulation data automobile, and according to test signal
Signal is tested, emulation signal output module is connect with vehicular automotive electronics equipment such as automobile travel recorders, to carry out to it
Power supply test.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.By the way that shown in attached drawing, above and other purpose of the invention, feature and advantage will be more clear.In whole
Identical appended drawing reference indicates identical part in attached drawing.Attached drawing, emphasis deliberately are not drawn by actual size equal proportion scaling
It is to show the gist of the present invention.
Fig. 1 is control block diagram of the invention；
Fig. 2 is the circuit diagram of controller in the present invention；
Fig. 3 is the circuit diagram of mode selection module in the present invention；
Fig. 4 is the circuit diagram that signal output module is emulated in the present invention；
Fig. 5 is the circuit diagram of input measurement module in the present invention；
Fig. 6 is the circuit diagram that measurement module is exported in the present invention；
Fig. 7 is the circuit diagram of mode indicating module in the present invention；
Fig. 8 is the circuit diagram that selecting module is run in the present invention；
Fig. 9 is the circuit diagram that indicating module is run in the present invention；
Figure 10 is the circuit diagram of bluetooth module in the present invention；
Figure 11 is the circuit diagram of serial ports output module in the present invention.
Specific embodiment
Hereinafter reference will be made to the drawings, and it is initially late to describe a kind of bullet train provided by the invention in detail by way of example
Point influences the method for building up of prediction model.It should be noted that being used to help manage for the explanation of these way of example
The solution present invention, but and do not constitute a limitation of the invention.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, indicates that there may be three kinds of passes
System, for example, A and/or B, can indicate: individualism A, individualism B exist simultaneously tri- kinds of situations of A and B, the terms
"/and " it is to describe another affiliated partner relationship, indicate may exist two kinds of relationships, for example, A/ and B, can indicate: individually depositing
In A, two kinds of situations of individualism A and B, in addition, character "/" herein, typicallying represent forward-backward correlation object is a kind of "or" pass
System.
Embodiment 1:
A kind of power supply analogue system, as shown in Figure 1, comprising: mode selection module, controller, emulation signal output module
With reference power supply input module；The controller is electrically connected with mode selection module and emulation signal output module respectively, described
Reference power supply input module is electrically connected with mode selection module, controller and emulation signal output module respectively.
The mode selection module, as shown in figure 3, for the test job mode selection request according to active user, to
Controller sends the selected instruction of corresponding test job mode.
The controller, as shown in Fig. 2, for the selected instruction of test job mode that reception pattern selecting module is sent,
Then test signal is sent to emulation signal output module according to the selected instruction of test job mode；And for defeated to emulation signal
Module sends modulated signal out；In the present embodiment, the controller can with but be not limited only to using model STM32F103C8T6
Single-chip microcontroller.
The emulation signal output module, as shown in figure 4, modulated signal and test letter for receiving controller transmission
Number, then according to the power supply linear signal of modulated signal simulation data automobile, and corresponding test job is exported according to test signal
Test signal under mode, the emulation signal output module can directly with the vehicular automotive electronics equipment such as automobile travel recorder
Connection.
The reference power supply input module, for being provided to mode selection module, controller and emulation signal output module
Electric power support.In the present embodiment, the reference power supply input module is realized using bright latitude power supply LRS-350-12, output voltage
For 12V, output electric current is 0-29A, Maximum Power Output 348W；It is high with energy conversion efficiency, high without rosin joint, quality,
It is easy-to-connect, more durable using ageing-resistant, shock resistance, binding post resistant to high temperature, using high quality shell, radiator is cooperated to dissipate
Hot property is more preferable, and power supply is persistently run, the advantages such as long service life.
For the present embodiment in implementation process, test job mode selection request is can be transmitted to mode selection module, mould in user
Formula selecting module sends corresponding test job mode to controller further according to the test job mode selection request of active user
Selected instruction sends to emulation signal output module after the selected instruction of controller reception test job mode and tests signal and modulation
Signal emulates signal output module according to the power supply linear signal of modulated signal simulation data automobile, and defeated according to test signal
The test signal under test job mode is corresponded to out, emulates the vehicular automotive electronics such as signal output module and automobile travel recorder
Equipment connection, to its carry out power supply test, be achieved in the mass to vehicular automotive electronic equipment, medelling test and
Verifying, so as to effectively accelerate the research and development process of vehicular automotive electronic equipment.
Embodiment 2:
A kind of power supply analogue system, as shown in Figure 1, comprising: mode selection module, controller, emulation signal output module
With reference power supply input module；The controller is electrically connected with mode selection module and emulation signal output module respectively, described
Reference power supply input module is electrically connected with mode selection module, controller and emulation signal output module respectively.
The mode selection module, as shown in figure 3, for the test job mode selection request according to active user, to
Controller sends the selected instruction of corresponding test job mode.It should be noted that in implementation process, it can be according to product test
Demand, to key or display screen self-defining its corresponding various test job mode, when test job mode is automobilism
Various modes, include but are not limited to open ACC mode, start-up mode, start operational mode, open headlight mode, open
It is various in the car running process such as air conditioning mode to use power mode.
The controller, as shown in Fig. 2, for the selected instruction of test job mode that reception pattern selecting module is sent,
Then test signal is sent to emulation signal output module according to the selected instruction of test job mode；And for defeated to emulation signal
Module sends modulated signal out；In the present embodiment, the controller can with but be not limited only to using model STM32F103C8T6
Single-chip microcontroller.
The emulation signal output module, as shown in figure 4, modulated signal and test letter for receiving controller transmission
Number, then according to the power supply linear signal of modulated signal simulation data automobile, and corresponding test job is exported according to test signal
Test signal under mode, the emulation signal output module can directly with the vehicular automotive electronics equipment such as automobile travel recorder
Connection.
The reference power supply input module, for being provided to mode selection module, controller and emulation signal output module
Electric power support.In the present embodiment, the reference power supply input module is realized using bright latitude power supply LRS-350-12, output voltage
For 12V, output electric current is 0-29A, Maximum Power Output 348W；It is high with energy conversion efficiency, high without rosin joint, quality,
It is easy-to-connect, more durable using ageing-resistant, shock resistance, binding post resistant to high temperature, using high quality shell, radiator is cooperated to dissipate
Hot property is more preferable, and power supply is persistently run, the advantages such as long service life.
It further, as shown in Figure 5 and Figure 6, further include input measurement module and output measurement module, the input measurement
Module is electrically connected with controller and reference power supply input module respectively, and the output measurement module is believed with controller and emulation respectively
The electrical connection of number output module；
The input measurement module, the total voltage for the input of measuring basis Power Entry Module；
The output measurement module, for measuring the voltage and or current of emulation signal output module output.
Embodiment 3:
A kind of power supply analogue system, as shown in Figure 1, comprising: mode selection module, controller, emulation signal output module
With reference power supply input module；The controller is electrically connected with mode selection module and emulation signal output module respectively, described
Reference power supply input module is electrically connected with mode selection module, controller and emulation signal output module respectively.
The mode selection module, as shown in figure 3, for the test job mode selection request according to active user, to
Controller sends the selected instruction of corresponding test job mode.It should be noted that in implementation process, it can be according to product test
Demand, to key or display screen self-defining its corresponding various test job mode, when test job mode is automobilism
Various modes, include but are not limited to open ACC mode, start-up mode, start operational mode, open headlight mode, open
It is various in the car running process such as air conditioning mode to use power mode.
The controller, as shown in Fig. 2, for the selected instruction of test job mode that reception pattern selecting module is sent,
Then test signal is sent to emulation signal output module according to the selected instruction of test job mode；And for defeated to emulation signal
Module sends modulated signal out；In the present embodiment, the controller can with but be not limited only to using model STM32F103C8T6
Single-chip microcontroller.
The emulation signal output module, as shown in figure 4, modulated signal and test letter for receiving controller transmission
Number, then according to the power supply linear signal of modulated signal simulation data automobile, and corresponding test job is exported according to test signal
Test signal under mode, the emulation signal output module can directly with the vehicular automotive electronics equipment such as automobile travel recorder
Connection.
The reference power supply input module, for being provided to mode selection module, controller and emulation signal output module
Electric power support.In the present embodiment, the reference power supply input module is realized using bright latitude power supply LRS-350-12, output voltage
For 12V, output electric current is 0-29A, Maximum Power Output 348W；It is high with energy conversion efficiency, high without rosin joint, quality,
It is easy-to-connect, more durable using ageing-resistant, shock resistance, binding post resistant to high temperature, using high quality shell, radiator is cooperated to dissipate
Hot property is more preferable, and power supply is persistently run, the advantages such as long service life.
Further, as shown in fig. 7, further including mode indicating module, the mode indicating module is electrically connected with the controller,
The mode indicating module is used to indicate the test job mode of active user's selection.
Further, as shown in figure 8, further include operation selecting module, the operation selecting module respectively with controller and
The electrical connection of reference power supply input module, the operation selecting module is for selecting automatic test pattern or manual test mode.It needs
It is noted that control form when operation selecting module is for exact p-value.
It further, as shown in Figure 5 and Figure 6, further include input measurement module and output measurement module, the input measurement
Module is electrically connected with controller and reference power supply input module respectively, and the output measurement module is believed with controller and emulation respectively
The electrical connection of number output module；
The input measurement module, the total voltage for the input of measuring basis Power Entry Module；
The output measurement module, for measuring the voltage and or current of emulation signal output module output.
Further, as shown in figure 9, further include operation indicating module, the operation indicating module respectively with controller
It is electrically connected with reference power supply input module；It is described operation indicating module be used to indicate active user selection test job mode,
The total voltage of reference power supply input module input and the voltage and or current of emulation signal output module output.
Embodiment 4:
A kind of power supply analogue system, as shown in Figure 1, comprising: mode selection module, controller, emulation signal output module
With reference power supply input module；The controller is electrically connected with mode selection module and emulation signal output module respectively, described
Reference power supply input module is electrically connected with mode selection module, controller and emulation signal output module respectively.
The mode selection module, as shown in figure 3, for the test job mode selection request according to active user, to
Controller sends the selected instruction of corresponding test job mode.It should be noted that in implementation process, it can be according to product test
Demand, to key or display screen self-defining its corresponding various test job mode, when test job mode is automobilism
Various modes, include but are not limited to open ACC mode, start-up mode, start operational mode, open headlight mode, open
It is various in the car running process such as air conditioning mode to use power mode.
The controller, as shown in Fig. 2, for the selected instruction of test job mode that reception pattern selecting module is sent,
Then test signal is sent to emulation signal output module according to the selected instruction of test job mode；And for defeated to emulation signal
Module sends modulated signal out；In the present embodiment, the controller can with but be not limited only to using model STM32F103C8T6
Single-chip microcontroller.
The emulation signal output module, as shown in figure 4, modulated signal and test letter for receiving controller transmission
Number, then according to the power supply linear signal of modulated signal simulation data automobile, and corresponding test job is exported according to test signal
Test signal under mode, the emulation signal output module can directly with the vehicular automotive electronics equipment such as automobile travel recorder
Connection.
The reference power supply input module, for being provided to mode selection module, controller and emulation signal output module
Electric power support.In the present embodiment, the reference power supply input module is realized using bright latitude power supply LRS-350-12, output voltage
For 12V, output electric current is 0-29A, Maximum Power Output 348W；It is high with energy conversion efficiency, high without rosin joint, quality,
It is easy-to-connect, more durable using ageing-resistant, shock resistance, binding post resistant to high temperature, using high quality shell, radiator is cooperated to dissipate
Hot property is more preferable, and power supply is persistently run, the advantages such as long service life.
Further, as shown in fig. 7, further including mode indicating module, the mode indicating module is electrically connected with the controller,
The mode indicating module is used to indicate the test job mode of active user's selection.
Further, as shown in figure 8, further include operation selecting module, the operation selecting module respectively with controller and
The electrical connection of reference power supply input module, the operation selecting module is for selecting automatic test pattern or manual test mode.It needs
It is noted that running control form when selecting module is used for exact p-value, in the present embodiment, test job mode is corresponding certainly
There are two types of dynamic test patterns and manual test mode setting: a. passes through the serial ports output module and host computer formula in communication module
Connection sends instruction by host computer and is controlled, to realize automatic test；B. by carrying out selection control in mode selection module
System, to realize manual test.
It further, as shown in Figure 5 and Figure 6, further include input measurement module and output measurement module, the input measurement
Module is electrically connected with controller and reference power supply input module respectively, and the output measurement module is believed with controller and emulation respectively
The electrical connection of number output module；
The input measurement module, the total voltage for the input of measuring basis Power Entry Module；
The output measurement module, for measuring the voltage and or current of emulation signal output module output.
Further, as shown in figure 9, further include operation indicating module, the operation indicating module respectively with controller
It is electrically connected with reference power supply input module；It is described operation indicating module be used to indicate active user selection test job mode,
The total voltage of reference power supply input module input and the voltage and or current of emulation signal output module output.It needs to illustrate
It is that the operation indicating module is connected with display screen, is preferably provided with, the display screen is realized using 12864 liquid crystal screen modules,
It can the current operating mode 12V (24V, 36V) of real-time display, can also be used cooperatively with mode selection module, with indicating mode
The current triggering state of selecting module selection (start to run mould by various modes when automobilism, such as ACC mode, start-up mode
Formula opens headlight mode, opens various power modes etc. in the car running process such as air conditioning mode), real-time output voltage, electric current
It has been shown that, real-time input voltage are shown.
It further, further include communication module, the communication module is electric with controller and reference power supply input module respectively
Connection；The communication module is also used to be set according to the logic parameter of active user for the running log of real-time o controller
Fixed request, to controller sending logic parameter setting instruction.It should be noted that the communication module include bluetooth module and/
Or serial ports output module.The circuit diagram of the bluetooth module is as shown in Figure 10, the circuit theory of the serial ports output module
Figure is as shown in figure 11.The controller can connect the handheld devices such as mobile phone by bluetooth module, can be connected by serial ports output module
Connect host computer.
Embodiment 5:
A kind of test method of power supply place system, comprising the following steps:
S1: according to the test job mode selection request of active user, test job mode is selected；
S2: the operating parameter under corresponding test job mode is called；
SA: it selects to request according to the test pattern of active user, selectes automatic test pattern or manual test mode.
S3: the test signal under corresponding test job mode is exported；
S4: output running log.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (9)
1. a kind of power supply analogue system, it is characterised in that: include: mode selection module, controller, emulation signal output module and
Reference power supply input module；The controller is electrically connected with mode selection module and emulation signal output module respectively, the base
Quasi- Power Entry Module is electrically connected with mode selection module, controller and emulation signal output module respectively；
The mode selection module sends to controller and corresponds to for the test job mode selection request according to active user
The selected instruction of test job mode；
The controller, for the selected instruction of test job mode that reception pattern selecting module is sent, then according to test work
The selected instruction of operation mode sends test signal to emulation signal output module；And for sending modulation to emulation signal output module
Signal；
The emulation signal output module, for receiving the modulated signal and test signal of controller transmission, then according to modulation
Signal simulation exports the power supply linear signal of automobile, and exports the test under corresponding test job mode according to test signal and believe
Number；
The reference power supply input module, for providing electric power to mode selection module, controller and emulation signal output module
It supports.
2. a kind of power supply analogue system according to claim 1, it is characterised in that: further include input measurement module and output
Measurement module, the input measurement module are electrically connected with controller and reference power supply input module respectively, and the output measures mould
Block is electrically connected with controller and emulation signal output module respectively；
The input measurement module, the total voltage for the input of measuring basis Power Entry Module；
The output measurement module, for measuring the voltage and or current of emulation signal output module output.
3. a kind of power supply analogue system according to claim 1, it is characterised in that: it further include mode indicating module, it is described
Mode indicating module is electrically connected with the controller, and the mode indicating module is used to indicate the test job mould of active user's selection
Formula.
4. a kind of power supply analogue system according to claim 1, it is characterised in that: it further include operation selecting module, it is described
Operation selecting module is electrically connected with controller and reference power supply input module respectively, and the operation selecting module is automatic for selecting
Test pattern or manual test mode.
5. a kind of power supply analogue system according to claim 2, it is characterised in that: it further include operation indicating module, it is described
Operation indicating module is electrically connected with controller and reference power supply input module respectively；The operation indicating module is used to indicate currently
The electricity of the test job mode of user's selection, the total voltage of reference power supply input module input and emulation signal output module output
Pressure and/or electric current.
6. a kind of power supply analogue system according to any one of claims 1 to 5, it is characterised in that: it further include communication module,
The communication module is electrically connected with controller and reference power supply input module respectively；The communication module, for exporting control in real time
The running log of device processed is also used to be set according to the logic parameter of active user and request, to controller sending logic parameter setting
Instruction.
7. a kind of power supply analogue system according to claim 6, it is characterised in that: the communication module includes bluetooth module
And/or serial ports output module.
8. a kind of test method based on power supply place system as claimed in claim 7, it is characterised in that: the following steps are included:
S1: according to the test job mode selection request of active user, test job mode is selected；
S2: the operating parameter under corresponding test job mode is called；
S3: the test signal under corresponding test job mode is exported；
S4: output running log.
9. based on a kind of test method of power supply place system according to any one of claims 8, it is characterised in that: in step S2 and step
It is further comprising the steps of between S3:
SA: it selects to request according to the test pattern of active user, selectes automatic test pattern or manual test mode.
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| CN110456185A (en) * | 2019-07-19 | 2019-11-15 | 成都承芯科技有限公司 | Electron key test macro and test method |
| CN113110987A (en) * | 2020-01-13 | 2021-07-13 | 中车唐山机车车辆有限公司 | Method and device for debugging single carriage brake of motor train unit |
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