CN107843839A - Host test system, method, apparatus and readable storage medium storing program for executing based on voltage - Google Patents
Host test system, method, apparatus and readable storage medium storing program for executing based on voltage Download PDFInfo
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- CN107843839A CN107843839A CN201711047822.5A CN201711047822A CN107843839A CN 107843839 A CN107843839 A CN 107843839A CN 201711047822 A CN201711047822 A CN 201711047822A CN 107843839 A CN107843839 A CN 107843839A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
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Abstract
This application discloses a kind of host test system based on voltage, including：Energization module, it is powered for obtaining the magnitude of voltage of upper piezoelectric voltage, and to main frame；First judge module, for judging in start buffer time section, whether the electric current of main frame reaches operating current；If it is, triggering power-off modular, if it is not, then judging that the host performance is abnormal under current voltage value；Power-off modular, for disconnecting host power supply；Second judge module, for judging in shutdown waiting period, whether the electric current of main frame reaches quiescent current；If it is not, then judge that host performance is abnormal under current voltage value.For the present invention by automatic switching, whether the electric current of main frame is normal during test switching on and shutting down, automatic to judge whether host performance is abnormal under current voltage.Present invention determine that unified discrimination standard, can automatic discrimination host performance, improve testing efficiency and accuracy rate.The application further correspondingly discloses host test method, apparatus and readable storage medium storing program for executing based on voltage.
Description
Technical field
The present invention relates to on-vehicle host, more particularly to a kind of host test system based on voltage, method, apparatus and readable
Storage medium.
Background technology
Cold start-up, refer to the generator for starting automobile when temperature is relatively low.In cold start-up, aerodynamic drag increases engine
Greatly, battery discharging ability is weaker, and supply voltage reduces during causing to start, so as to cause related ECU (electric
Control unit, electronic control unit) electricity shortage and reset, and then engine start fail.Because supply voltage is unstable
Host work state can be had an impact, so there is the demand of the service behaviour of the lower main frame of test voltage variation.
Although existing test equipment can test power supply voltage variation, the judgement of test result still needs artificially
Judge, automatic test can not be realized.
The content of the invention
In view of this, it is an object of the invention to provide a kind of host test system based on voltage, method, apparatus and can
Storage medium is read, for efficiently automatic test main frame.Its concrete scheme is as follows：
A kind of host test system based on voltage, including：
Energization module, it is powered for obtaining the magnitude of voltage of upper piezoelectric voltage, and to main frame；
First judge module, for judging in start buffer time section, whether the electric current of the main frame reaches work electricity
Stream；If it is, triggering power-off modular, if it is not, then judging that the host performance is abnormal under current voltage value；
The power-off modular, for disconnecting the host power supply；
Second judge module, for judging in shutdown waiting period, whether the electric current of the main frame reaches dormancy electricity
Stream；If it is, judge that the host performance is normal under current voltage value；If it is not, then judge the master under current voltage value
Machine property abnormality.
Preferably, the host test system also includes：
Voltage resets module, for judging that the host performance is normal under current voltage value when second judge module
Afterwards, reset the magnitude of voltage of the upper piezoelectric voltage and trigger the energization module.
Preferably, the voltage resets module and is specifically used for：
After the host performance is normal under second judge module judgement current voltage value, the upper piezoelectric voltage is reset
Magnitude of voltage for current voltage value and default step-length and, and trigger the energization module；Wherein, if current voltage value is with presetting
Step-length and beyond default ceiling voltage, then the magnitude of voltage for resetting the upper piezoelectric voltage is default minimum voltage.
Preferably, the host test system also includes：
Counting module, the number of the magnitude of voltage of upper piezoelectric voltage described in module reset is reset for recording the voltage；Work as institute
State number and reach preset times, stop the voltage and reset module.
Accordingly, the invention also discloses a kind of host test method based on voltage, including：
Step 1：The magnitude of voltage of piezoelectric voltage in acquisition, and be powered to main frame；
Step 2：Judge in start buffer time section, whether the electric current of the main frame reaches operating current；If it is,
Step 3 is then performed, if it is not, then judging that the host performance is abnormal under current voltage value；
Step 3：Disconnect the host power supply；
Step 4：Judge in shutdown waiting period, whether the electric current of the main frame reaches quiescent current；If it is,
Then judge that the host performance is normal under current voltage value；If it is not, then judge that the host performance is abnormal under current voltage value.
Preferably, the host test method also includes：
Step 5：After judging that the host performance is normal under current voltage value, the magnitude of voltage of the upper piezoelectric voltage is reset
And perform the step 1.
Preferably, the process of the magnitude of voltage for resetting the upper piezoelectric voltage includes：
Reset the magnitude of voltage of the upper piezoelectric voltage for current voltage value and preset difference value and；Wherein, if current voltage value
With preset difference value and beyond default ceiling voltage, then the magnitude of voltage for resetting the upper piezoelectric voltage is default minimum voltage.
Preferably, the host test method also includes：
Record resets the number of the magnitude of voltage of the upper piezoelectric voltage；When the number reaches preset times, End Host is surveyed
Examination.
Accordingly, the invention also discloses a kind of host test device based on voltage, including：
Memory, for storing computer program；
Processor, the host test based on voltage as described in any one above is realized during for performing the computer program
The step of method.
Accordingly, the invention also discloses a kind of readable storage medium storing program for executing, computer is stored with the readable storage medium storing program for executing
Program, realizing the host test method based on voltage as described in any one above when the computer program is executed by processor
Step.
The invention discloses a kind of host test system based on voltage, including：Energization module, for obtaining upper piezoelectric voltage
Magnitude of voltage, and give main frame be powered；First judge module, for judging in start buffer time section, the electric current of the main frame
Whether operating current is reached；If it is, triggering power-off modular, if it is not, then judging the host performance under current voltage value
It is abnormal；Power-off modular, for disconnecting the host power supply；Second judge module, for judging in shutdown waiting period, institute
Whether the electric current for stating main frame reaches quiescent current；If it is, judge that the host performance is normal under current voltage value；If
It is no, then judge that the host performance is abnormal under current voltage value.The present invention tests master during switching on and shutting down by automatic switching
Whether the electric current of machine is normal, and whether host performance is abnormal under last automatic judgement current voltage.Present invention determine that unified sentences
Other standard, can automatic discrimination host performance, improve testing efficiency and accuracy rate.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of structure distribution figure of the host test system based on voltage in the embodiment of the present invention；
Fig. 2 is a kind of structural representation of specific power source regulating circuit in the embodiment of the present invention；
Fig. 3 is a kind of step flow chart of the host test method based on voltage in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
It is shown in Figure 1 the embodiment of the invention discloses a kind of host test system based on voltage, including：
Energization module 01, it is powered for obtaining the magnitude of voltage of upper piezoelectric voltage, and to main frame；
It is understood that operating voltage simulated automotive cold start on startup of the invention, by gathering master in real time
Machine operating current, judge host work state.Therefore the magnitude of voltage of upper piezoelectric voltage is preset value, and the minimum value of upper piezoelectric voltage should
The minimum voltage of backlight is opened for main function.
First judge module 02, for judging in start buffer time section, whether the electric current of the main frame reaches work
Electric current；If it is, triggering power-off modular 03, if it is not, then judging that the host performance is abnormal under current voltage value；
Host performance judges to be divided into two processes of startup and shutdown, power-off in next step is carried out when starup current is normal and is closed
Machine, when starup current exception, then directly judge current hosts property abnormality.
In addition, according to the stability of electric current, the performance of main frame can be further appreciated that.It is understood that testing
During electric current error problem by a small margin occurs, exclusion can be filtered or directly ignored, and once there is electric current significantly
The situation of deviation, then should not be attributed to measurement error, and main cause is that host performance is unstable.
Wherein, buffer time section of starting shooting typically may be configured as 60s, naturally it is also possible to be arranged to other numbers to pre-set
Value.
Power-off modular 03, for disconnecting the host power supply；
Second judge module 04, for judging in shutdown waiting period, whether the electric current of the main frame reaches dormancy
Electric current；If it is, judge that the host performance is normal under current voltage value；If it is not, then judge described under current voltage value
Host performance is abnormal.
Wherein, waiting period of shutting down is the numerical value pre-set, typically may be configured as 40s, naturally it is also possible to be arranged to
Other numerical value.
Further, the host test system can also include：
Voltage resets module, for after the host performance is normal under the second judge module 04 judgement current voltage value,
Reset the magnitude of voltage of the upper piezoelectric voltage and trigger energization module 01.
It is understood that constantly reset voltage value carries out loop test to main frame, more fully main frame can be obtained
Can data.
It is used for specifically, voltage resets module：When the second judge module 04 judges the host performance under current voltage value
After normal, reset the magnitude of voltage of the upper piezoelectric voltage for current voltage value and default step-length and, and trigger energization module 01；Its
In, if current voltage value and default step-length and beyond default ceiling voltage, it is pre- to reset the magnitude of voltage of the upper piezoelectric voltage
If minimum voltage.
Usually, it is the minimum voltage that main function opens backlight to preset minimum voltage U_min, can typically between 5-15V
Using default ceiling voltage U_max as 15V, a magnitude of voltage U is chosen between U_min to U_max as current voltage value, presets step
A length of 1V, then the magnitude of voltage after resetting is followed successively by (U+1) V, (U+2) V ... but magnitude of voltage exceeds default highest electricity after resetting
After pressing U_max15V, the magnitude of voltage is set to default minimum voltage U_min and triggers energization module again.That is, upper piezoelectric voltage voltage
Value is incremented by between default minimum voltage and default ceiling voltage with default step-length all the time, and host test system utilizes the magnitude of voltage
Automatic cycle testing in predetermined voltage range is carried out to main frame, specific power source regulating circuit may be referred to shown in Fig. 2, wherein
B+12V_OUT exports for supply voltage, and POW_PWM is used for adjusting the PWM ripples of current voltage.
Certainly, reset voltage value can also be limited herein by other computational methods.
Further, the termination module to above-mentioned automatic cycle testing, namely counting module can also be set, for recording
The voltage resets the number of the magnitude of voltage of upper piezoelectric voltage described in module reset；When the number reaches preset times, stopping institute
State voltage and reset module.
Specifically, when the host test system in the present embodiment is formed from hardware, typically STM32F105 conducts are used
Main control chip, configuration PWM outputs, carries out power supply regulation by LMR14050S, exports corresponding supply voltage to host supplying power,
And timer is configured, host work electric current is gathered within a certain period of time, to judge host work state.It can also further incite somebody to action
Host test system is communicatively coupled with main frame, and its state is actively passed to host test system by main frame, more accurate to obtain
True result, but this scheme needs main frame to add corresponding function.
The invention discloses a kind of host test system based on voltage, including：Energization module, for obtaining upper piezoelectric voltage
Magnitude of voltage, and give main frame be powered；First judge module, for judging in start buffer time section, the electric current of the main frame
Whether operating current is reached；If it is, triggering power-off modular, if it is not, then judging the host performance under current voltage value
It is abnormal；Power-off modular, for disconnecting the host power supply；Second judge module, for judging in shutdown waiting period, institute
Whether the electric current for stating main frame reaches quiescent current；If it is, judge that the host performance is normal under current voltage value；If
It is no, then judge that the host performance is abnormal under current voltage value.The present invention tests master during switching on and shutting down by automatic switching
Whether the electric current of machine is normal, and whether host performance is abnormal under last automatic judgement current voltage.Present invention determine that unified sentences
Other standard, can automatic discrimination host performance, improve testing efficiency and accuracy rate.
Accordingly, it is shown in Figure 3 the embodiment of the invention also discloses a kind of host test method based on voltage, bag
Include：
S1：The magnitude of voltage of piezoelectric voltage in acquisition, and be powered to main frame；
S2：Judge in start buffer time section, whether the electric current of the main frame reaches operating current；If it is, hold
Row S3, if it is not, then judging that the host performance is abnormal under current voltage value；
S3：Disconnect the host power supply；
S4：Judge in shutdown waiting period, whether the electric current of the main frame reaches quiescent current；If it is not, then hold
Row step S5；If it is, perform step S6；
S5：Judge that the host performance is abnormal under current voltage value；
S6：Judge that the host performance is normal under current voltage value.
Further, the host test method can also include：
S7：After judging that the host performance is normal under current voltage value, the magnitude of voltage for resetting the upper piezoelectric voltage is simultaneously held
Row step S1.
Wherein, the process of the magnitude of voltage for resetting the upper piezoelectric voltage can include：
Reset the magnitude of voltage of the upper piezoelectric voltage for current voltage value and preset difference value and；Wherein, if current voltage value
With preset difference value and beyond default ceiling voltage, then the magnitude of voltage for resetting the upper piezoelectric voltage is default minimum voltage.Typically
Ground, it is the minimum voltage that main function opens backlight to preset minimum voltage U_min, typically between 5-15V, can preset highest electricity
Pressure U_max is 15V, a magnitude of voltage U is chosen between U_min to U_max as current voltage value, it is 1V to preset step-length, then weighs
The magnitude of voltage postponed is followed successively by (U+1) V, (U+2) V ... but magnitude of voltage exceeds default ceiling voltage U_max15V after resetting
Afterwards, the magnitude of voltage is set to default minimum voltage U_min and triggers energization module again.That is, upper piezoelectric voltage magnitude of voltage is all the time pre-
If being incremented by between minimum voltage and default ceiling voltage with default step-length, host test system is carried out using the magnitude of voltage to main frame
Automatic cycle testing in predetermined voltage range.
Further, the host test method can also include：
S8：Record resets the number of the magnitude of voltage of the upper piezoelectric voltage；When the number reaches preset times, stopping performs
The S1, End Host test.
Certainly, the action of the magnitude of voltage of the upper piezoelectric voltage is reset in step S7 can also use other algorithms, herein
It is not limited.
It is understood that the present embodiment has corresponding beneficial effect with a upper embodiment.
Accordingly, the invention also discloses a kind of host test device based on voltage, including：
Memory, for storing computer program；
Processor, realize as any one of foregoing embodiments based on voltage during for performing the computer program
The step of host test method.
Wherein, the detail about host test device may be referred to retouching for host test method in above-described embodiment
State, here is omitted.
Accordingly, the invention also discloses a kind of readable storage medium storing program for executing, computer is stored with the readable storage medium storing program for executing
Program, realize that the main frame based on voltage is surveyed as any one of foregoing embodiments when the computer program is executed by processor
The step of method for testing.
Finally, it is to be noted that, herein, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between any this actual relation or order be present.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that process, method, article or equipment including a series of elements not only include that
A little key elements, but also the other element including being not expressly set out, or also include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", is not arranged
Except other identical element in the process including the key element, method, article or equipment being also present.
Above to a kind of host test system, method, apparatus and readable storage medium based on voltage provided by the present invention
Matter is described in detail, and specific case used herein is set forth to the principle and embodiment of the present invention, the above
The explanation of embodiment is only intended to help the method and its core concept for understanding the present invention；Meanwhile for the general skill of this area
Art personnel, according to the thought of the present invention, there will be changes in specific embodiments and applications, in summary, this
Description should not be construed as limiting the invention.
Claims (10)
- A kind of 1. host test system based on voltage, it is characterised in that including：Energization module, it is powered for obtaining the magnitude of voltage of upper piezoelectric voltage, and to main frame；First judge module, for judging in start buffer time section, whether the electric current of the main frame reaches operating current；Such as Fruit is then to trigger power-off modular, if it is not, then judging that the host performance is abnormal under current voltage value；The power-off modular, for disconnecting the host power supply；Second judge module, for judging in shutdown waiting period, whether the electric current of the main frame reaches quiescent current；Such as Fruit is then to judge that the host performance is normal under current voltage value；If it is not, then judge the host performance under current voltage value It is abnormal.
- 2. host test system according to claim 1, it is characterised in that also include：Voltage resets module, for after the host performance is normal under second judge module judgement current voltage value, weighing Put the magnitude of voltage of the upper piezoelectric voltage and trigger the energization module.
- 3. host test system according to claim 2, it is characterised in that the voltage resets module and is specifically used for：After the host performance is normal under second judge module judgement current voltage value, the electricity of the upper piezoelectric voltage is reset Pressure value be current voltage value and default step-length and, and trigger the energization module；Wherein, if current voltage value and default step-length And beyond default ceiling voltage, then the magnitude of voltage for resetting the upper piezoelectric voltage is default minimum voltage.
- 4. host test system according to claim 3, it is characterised in that also include：Counting module, the number of the magnitude of voltage of upper piezoelectric voltage described in module reset is reset for recording the voltage；When described time Number reaches preset times, stops the voltage and resets module.
- A kind of 5. host test method based on voltage, it is characterised in that including：Step 1：The magnitude of voltage of piezoelectric voltage in acquisition, and be powered to main frame；Step 2：Judge in start buffer time section, whether the electric current of the main frame reaches operating current；If it is, hold Row step 3, if it is not, then judging that the host performance is abnormal under current voltage value；Step 3：Disconnect the host power supply；Step 4：Judge in shutdown waiting period, whether the electric current of the main frame reaches quiescent current；If it is, sentence It is normal to determine the host performance under current voltage value；If it is not, then judge that the host performance is abnormal under current voltage value.
- 6. host test method according to claim 5, it is characterised in that also include：Step 5：The magnitude of voltage of piezoelectric voltage and institute is performed after judging that the host performance is normal under current voltage value, in replacement State step 1.
- 7. host test method according to claim 6, it is characterised in that the magnitude of voltage for resetting the upper piezoelectric voltage Process includes：Reset the magnitude of voltage of the upper piezoelectric voltage for current voltage value and preset difference value and；Wherein, if current voltage value with it is pre- If difference and beyond default ceiling voltage, then the magnitude of voltage for resetting the upper piezoelectric voltage is default minimum voltage.
- 8. host test method according to claim 7, it is characterised in that also include：Record resets the number of the magnitude of voltage of the upper piezoelectric voltage；When the number reaches preset times, End Host test.
- A kind of 9. host test device based on voltage, it is characterised in that including：Memory, for storing computer program；Processor, the main frame based on voltage as described in any one of claim 5 to 8 is realized during for performing the computer program The step of method of testing.
- 10. a kind of readable storage medium storing program for executing, it is characterised in that computer program, the meter are stored with the readable storage medium storing program for executing The step of the host test method based on voltage as described in any one of claim 5 to 8 is realized when calculation machine program is executed by processor Suddenly.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711047822.5A CN107843839A (en) | 2017-10-31 | 2017-10-31 | Host test system, method, apparatus and readable storage medium storing program for executing based on voltage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711047822.5A CN107843839A (en) | 2017-10-31 | 2017-10-31 | Host test system, method, apparatus and readable storage medium storing program for executing based on voltage |
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| CN201711047822.5A Pending CN107843839A (en) | 2017-10-31 | 2017-10-31 | Host test system, method, apparatus and readable storage medium storing program for executing based on voltage |
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| CN108989144A (en) * | 2018-06-14 | 2018-12-11 | 郑州云海信息技术有限公司 | The test method and system that NAS cluster is reset under a kind of Linux |
| CN112860514A (en) * | 2021-02-01 | 2021-05-28 | 深圳市科陆精密仪器有限公司 | Method, system and storage medium for identifying slave machine by host machine based on 4-20mA current loop |
| CN115729754A (en) * | 2021-09-01 | 2023-03-03 | 龙芯中科(成都)技术有限公司 | Equipment testing method and device, electronic equipment and storage medium |
| CN115856587A (en) * | 2023-02-21 | 2023-03-28 | 成都天成电科科技有限公司 | Chip testing method and device, storage medium and electronic equipment |
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Application publication date: 20180327 |