CN112965469A - Automobile diagnosis device, control method and storage medium - Google Patents
Automobile diagnosis device, control method and storage medium Download PDFInfo
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- CN112965469A CN112965469A CN202110315190.6A CN202110315190A CN112965469A CN 112965469 A CN112965469 A CN 112965469A CN 202110315190 A CN202110315190 A CN 202110315190A CN 112965469 A CN112965469 A CN 112965469A
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- 230000015654 memory Effects 0.000 claims description 87
- 238000001514 detection method Methods 0.000 claims description 19
- 230000009471 action Effects 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 10
- 230000006386 memory function Effects 0.000 claims description 7
- 230000006870 function Effects 0.000 description 20
- 238000004590 computer program Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
- G05B23/0267—Fault communication, e.g. human machine interface [HMI]
- G05B23/027—Alarm generation, e.g. communication protocol; Forms of alarm
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Abstract
The embodiment of the invention relates to the technical field of automobile diagnosis, and discloses automobile diagnosis equipment and a control method thereof.
Description
Technical Field
The embodiment of the invention relates to the technical field of automobile diagnosis, in particular to automobile diagnosis equipment, a control method and a storage medium.
Background
When the automobile storage battery is damaged and needs to be replaced, if the storage battery is directly dismounted, the automobile can be completely powered off, and the automobile can be caused to lose some data and work of some equipment to be abnormal, so that the power-off memory is often used for connecting a power supply externally firstly when the storage battery is replaced, and then the original storage battery of the automobile is replaced.
In implementing the embodiments of the present invention, the inventors found that at least the following problems exist in the above related art: at present, most of outage memories in the market are independent devices, users need to buy the outage memories separately and can use the outage memories only when replacing automobile storage batteries, storage space is occupied for the users, and use cost is high.
Disclosure of Invention
The embodiment of the application provides an automobile diagnosis device, a control method and a storage medium, which integrate the functions of diagnosis detection and power failure memory and have lower use cost.
The purpose of the embodiment of the invention is realized by the following technical scheme:
in order to solve the above technical problem, in a first aspect, an embodiment of the present invention provides an automotive diagnostic apparatus, including:
the automobile diagnosis interface is used for being connected with the automobile diagnosis interface of the automobile;
the diagnosis detection module is used for being communicated with the automobile diagnosis interface when the automobile needs to be overhauled;
and the power-off memory module is used for being communicated with the automobile diagnosis interface when the automobile needs power-off memory.
In some embodiments, the power-off memory module includes:
a storage battery;
the output end of the power supply circuit is connected with the automobile diagnosis interface;
a first switching device connected between the battery and an input terminal of the power supply circuit;
and the first processor is respectively connected with the first switching device and the automobile diagnosis interface and is configured to control the first switching device to be conducted when the automobile needs to be subjected to outage memory.
In some embodiments, the power-off memory module includes:
a storage battery;
the output end of the power supply circuit is connected with the automobile diagnosis interface;
a first switching device connected between the battery and an input terminal of the power supply circuit;
and the key switch is respectively connected with the first switch device and the automobile diagnosis interface and is configured to be started to control the first switch device to be conducted when the automobile needs to be subjected to power-off memory.
In some embodiments, the key switch includes:
the key is used for receiving a starting action, wherein the starting action is generated when the automobile needs to be subjected to power-off memory;
and the second switching device is respectively connected with the key and the first switching device and is configured to control the first switching device to be conducted when the key receives a starting action.
In some embodiments, the power supply circuit comprises:
a boost circuit, an input end of which is connected with the first switching device;
and the input end of the over-current protection circuit is connected with the output end of the booster circuit, and the output end of the over-current protection circuit is connected with the automobile diagnosis interface.
In some embodiments, the power-off memory module further comprises:
the memory is connected with the automobile diagnosis interface, is used for acquiring and storing the data information before the power failure of the automobile, and is configured to send the data information before the power failure of the automobile to the automobile when the power failure of the power failure memory module is failed.
In some embodiments, the power-off memory module further comprises:
and the alarm unit is connected with the memory and is used for outputting information of power-off memory faults when the power-off memory module fails to power off.
In some embodiments, the diagnostic detection module comprises:
the analog-to-digital converter is connected with the automobile diagnosis interface and is used for acquiring the communication signal of the automobile and converting the communication signal into a digital signal through the automobile diagnosis interface of the automobile
And the second processor is connected with the analog-to-digital converter and used for acquiring the diagnostic data of the automobile according to the digital signals.
In some embodiments, the diagnostic detection module further comprises:
and the communication unit is connected with the second processor and is used for sending the diagnosis data to an upper computer.
In some embodiments, the diagnostic detection module further comprises:
a display unit connected with the second processor for displaying the diagnostic data.
In order to solve the above technical problem, in a second aspect, an embodiment of the present invention provides a control method for an automotive diagnostic apparatus, which is applied to the automotive diagnostic apparatus according to the first aspect, and the method includes:
when the automobile diagnosis interface of the automobile diagnosis equipment is connected with the automobile diagnosis interface of the automobile, judging whether the automobile needs to be subjected to power-off memory;
if so, controlling a power-off memory module of the automobile diagnosis equipment to be connected with the automobile diagnosis interface and executing a power-off memory function;
if not, controlling a diagnosis detection module of the automobile diagnosis equipment to be connected with the automobile diagnosis interface, and acquiring the diagnosis data of the automobile.
In some embodiments, the step of performing the power-off memory function further comprises:
and controlling a storage battery in the automobile diagnosis equipment to supply power to the automobile.
In some embodiments, data information is obtained and stored prior to the vehicle being powered off.
In order to solve the above technical problem, in a third aspect, an embodiment of the present invention provides an automotive diagnostic apparatus, including:
at least one processor; and the number of the first and second groups,
a memory communicatively coupled to the at least one processor; wherein,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the method of the first aspect as described above.
In order to solve the above technical problem, in a fourth aspect, an embodiment of the present invention further provides a computer-readable storage medium storing computer-executable instructions for causing a computer to perform the method according to the first aspect.
In order to solve the above technical problem, in a fifth aspect, the present invention further provides a computer program product, which includes a computer program stored on a computer-readable storage medium, the computer program including program instructions, which, when executed by a computer, cause the computer to execute the method according to the first aspect.
Compared with the prior art, the invention has the beneficial effects that: the automobile diagnosis device provided by the embodiment of the invention integrates two functions of diagnosis detection and power-off memory, and has the advantages of low cost and convenience in use.
Drawings
One or more embodiments are illustrated by the accompanying figures in the drawings that correspond thereto and are not to be construed as limiting the embodiments, wherein elements/modules and steps having the same reference numerals are represented by like elements/modules and steps, unless otherwise specified, and the drawings are not to scale.
Fig. 1 is a schematic diagram of an application environment of an automotive diagnostic apparatus and a control method thereof according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an automotive diagnostic apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a power-down memory module according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of another power-down memory module according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a diagnostic test module according to an embodiment of the present invention;
fig. 6 is a flowchart illustrating a control method of an automotive diagnostic apparatus according to a second embodiment of the present invention;
fig. 7 is a schematic diagram of a hardware structure of an automotive diagnostic apparatus according to a third embodiment of the present invention.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the spirit of the invention. All falling within the scope of the present invention.
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It should be noted that, if not conflicted, the various features of the embodiments of the invention may be combined with each other within the scope of protection of the present application. Additionally, while functional block divisions are performed in apparatus schematics, with logical sequences shown in flowcharts, in some cases, steps shown or described may be performed in sequences other than block divisions in apparatus or flowcharts. Further, the terms "first," "second," and the like, as used herein, do not limit the data and the execution order, but merely distinguish the same items or similar items having substantially the same functions and actions.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
In order to solve the problems that the current power-off memories on the market are independent devices, need to be purchased independently, can be used only when the automobile storage battery is replaced, occupy storage space and have high use cost, an embodiment of the invention provides an automobile diagnosis device and a control method thereof, please refer to fig. 1, which shows a schematic diagram of one application environment of the automobile diagnosis device and the control method thereof provided by the embodiment of the invention, wherein the application environment comprises: an automotive diagnostic device 100 and an automobile 200. Wherein,
the automobile diagnosis device 100 is connected with the vehicle diagnosis interface 210 of the automobile 200 through the automobile diagnosis interface 110, so as to switch and realize two functions of diagnosis detection and power failure memory, therefore, the automobile diagnosis device 100 needs to be a device with data processing capability and power supply capability, that is, at least a processor and a power supply need to be arranged in the automobile diagnosis device 100.
Preferably, the automobile diagnosis interface 110 and the vehicle diagnosis interface 210 may adopt an obd (on Board diagnostics) interface to simultaneously implement the above two functions.
Specifically, the embodiments of the present invention will be further explained below with reference to the drawings.
Example one
An embodiment of the present invention provides an automobile diagnostic apparatus, please refer to fig. 2, which shows a structure of the automobile diagnostic apparatus provided by the embodiment of the present invention, and the automobile diagnostic apparatus 100 includes: an automobile diagnostic interface 110, a diagnostic detection module 120 and a power-off memory module 130.
The automobile diagnosis interface 110 is used for being connected with the automobile diagnosis interface 210 of the automobile 200 according to the application scenario, and the diagnosis data of the automobile 200 can be acquired through the interface, or the power is supplied to the automobile 200, so that the power-off memory function is realized, and the complete power-off of the automobile and the loss of the automobile data are prevented.
The diagnosis detection module 120 is configured to be connected to the vehicle diagnosis interface 110 when the vehicle 200 needs to be serviced, so as to implement a vehicle diagnosis function of the vehicle 200, which is usually used when the vehicle 200 needs to be serviced or checked, and preferably, the diagnosis detection module 120 and the vehicle diagnosis interface 110 may be set to be in a connected state by default.
The power-off memory module 130 is configured to be connected to the vehicle diagnostic interface when the vehicle needs to perform power-off memory, and preferably, may switch to the function when power-off protection is required.
In some embodiments, please refer to fig. 3, which illustrates a structure of a power-off memory module according to an embodiment of the present invention, wherein the power-off memory module 130 includes: a battery 131, a power supply circuit 132, a first switching device 133, and a first processor 134.
The battery 131 is a built-in power supply of the automobile diagnostic apparatus 100, and can provide functions of electronic components in the automobile diagnostic apparatus 100, and the battery 131 can also supply power to the automobile 200 when the automobile diagnostic apparatus 100 needs to be used for power-off memory. Preferably, the battery 131 may be a lithium battery, and in particular, may be configured according to actual needs, and is not limited by the embodiment of the present invention.
The output end of the power supply circuit 132 is connected to the vehicle diagnostic interface 110. Specifically, the power supply circuit 132 includes: a boost circuit 1321 and an overcurrent protection circuit 1322. Wherein, the input end of the voltage boost circuit 1321 is connected to the first switching device 133, and the voltage boost circuit 1321 is configured to be able to boost the voltage of the battery 131 to the supply voltage of the vehicle 200, for example, to 12V. The input end of the over-current protection circuit 1322 is connected with the output end of the voltage boost circuit 1321, the output end of the over-current protection circuit 1322 is connected with the automobile diagnosis interface 110, and the over-current protection circuit 1322 can avoid a short circuit caused by an overlarge current, so that over-current protection is realized.
The first switching device 133 is connected between the battery 131 and the input terminal of the power supply circuit 132, and is configured to control on/off of the battery 131 and the power supply circuit 132, so as to control whether the vehicle diagnostic apparatus 100 supplies power to the vehicle 200. When the first switching device 133 is turned on, the battery 131 supplies power to the automobile 200 through the power supply circuit 132; when the first switching device 133 is not conductive, the battery 131 does not supply power to the vehicle 200. The first switching device 133 may adopt switching devices such as a relay, an optocoupler, a switching tube, and a triode to realize a switching function, and specifically, may be set according to actual needs, and does not need to be limited by the embodiment of the present invention.
The first processor 134 is respectively connected to the first switching device 133 and the vehicle diagnosis interface 110, and is configured to control the first switching device 133 to be turned on when the vehicle 200 needs to memorize the power failure, so that the battery 131 can supply power to the vehicle 200 through the power supply circuit 132.
In some embodiments, please refer to fig. 4, which shows a structure of another power-off memory module according to an embodiment of the present invention, wherein the power-off memory module 130 includes: a battery 131, a power supply circuit 132, a first switching device 133, and a key switch 135.
The battery 131 is a built-in power supply of the automobile diagnostic apparatus 100, and can provide functions of electronic components in the automobile diagnostic apparatus 100, and the battery 131 can also supply power to the automobile 200 when the automobile diagnostic apparatus 100 needs to be used for power-off memory. Preferably, the battery 131 may be a lithium battery, and in particular, may be configured according to actual needs, and is not limited by the embodiment of the present invention.
The output end of the power supply circuit 132 is connected to the vehicle diagnostic interface 110. Specifically, the power supply circuit 132 includes: a boost circuit 1321 and an overcurrent protection circuit 1322. Wherein, the input end of the voltage boost circuit 1321 is connected to the first switching device 133, and the voltage boost circuit 1321 is configured to be able to boost the voltage of the battery 131 to the supply voltage of the vehicle 200, for example, to 12V. The input end of the over-current protection circuit 1322 is connected with the output end of the voltage boost circuit 1321, the output end of the over-current protection circuit 1322 is connected with the automobile diagnosis interface 110, and the over-current protection circuit 1322 can avoid a short circuit caused by an overlarge current, so that over-current protection is realized.
The first switching device 133 is connected between the battery 131 and the input terminal of the power supply circuit 132, and is configured to control on/off of the battery 131 and the power supply circuit 132, so as to control whether the vehicle diagnostic apparatus 100 supplies power to the vehicle 200. When the first switching device 133 is turned on, the battery 131 supplies power to the automobile 200 through the power supply circuit 132; when the first switching device 133 is not conductive, the battery 131 does not supply power to the vehicle 200. The first switching device 133 may adopt switching devices such as a relay, an optocoupler, a switching tube, and a triode to realize a switching function, and specifically, may be set according to actual needs, and does not need to be limited by the embodiment of the present invention.
The key switch 135 is respectively connected to the first switching device 133 and the vehicle diagnosis interface 110, and is configured to activate the key switch 135 to control the first switching device 133 to be turned on when the vehicle 200 needs to perform power-off memory. Specifically, the key switch 135 includes: a key 1351 and a second switching device 1352. The key 1351 is configured to receive a starting action, where the starting action is generated when the automobile 200 needs to be power-off memorized; the second switching device 1352 is connected to the key 1351 and the first switching device 133, respectively, and is configured to control the first switching device 133 to conduct when the key 1351 receives an activation action. The second switch device 1352 may be a relay, an optocoupler, a switching tube, a triode, or other switch device to implement a switching function, and specifically, may be set according to actual needs without being limited by the embodiments of the present invention.
In some embodiments, further referring to fig. 3 and fig. 4, the power-off memory module 130 further includes: the memory 136 is connected to the vehicle diagnosis interface 110, and is configured to acquire and store data information of the vehicle 200 before power failure, and when the power failure memory module 130 fails to power down, the data information of the vehicle 200 before power failure is sent to the vehicle 200, so that a situation that the power failure memory capacity is invalid when the storage battery 131 cannot normally supply power is avoided, for example, when the storage battery 131 is insufficient in electric quantity, data is stored by the memory 136 so as to avoid a situation that the vehicle 200 cannot compensate after losing vehicle data.
In some embodiments, further referring to fig. 3 and fig. 4, the power-off memory module 130 further includes: and an alarm unit 137 connected to the memory 136, for outputting information of power-off memory failure when the power-off memory module 130 fails to power off. The alarm unit 137 may alarm in the form of information such as images, characters, sounds, and the like, and specifically, may be set according to actual needs, and need not be limited by the embodiments of the present invention.
In some embodiments, please refer to fig. 5, which illustrates a structure of a diagnostic test module provided in an embodiment of the present invention, wherein the diagnostic test module 120 includes: an analog-to-digital converter 121 and a second processor 122.
The analog-to-digital converter 121 is connected to the automobile diagnosis interface 110, and is configured to obtain a communication signal of the automobile through the automobile diagnosis interface 110 of the automobile and convert the communication signal into a digital signal.
The second processor 122 is connected to the analog-to-digital converter 121, and is configured to obtain diagnostic data of the automobile 200 according to the digital signal. The second processor 122 may be the same as the first processor 134 or a different processor, and specifically, may be configured according to actual needs, and is not limited by the embodiments of the present invention.
In some embodiments, further to please continue to refer to fig. 5, the diagnostic test module 120 further comprises: and the communication unit 123 is connected with the second processor 122 and is used for sending the diagnosis data to the upper computer 300 so as to realize the communication function between the automobile diagnosis equipment 100 and the upper computer 300. The upper computer 300 can be a computer, a mobile phone, a tablet, a cloud and the like, and the functions of further analyzing, scheduling, adjusting and/or visually displaying the diagnosis data can be realized through the upper computer 300.
In some embodiments, further to please continue to refer to fig. 5, the diagnostic test module 120 further comprises: a display unit 124 connected to the second processor 122 for displaying the diagnostic data. The display unit 124 may be a display panel, and specifically, may be disposed according to actual needs, and is not limited by the embodiments of the present invention.
Example two
An embodiment of the present invention provides a method for controlling an automobile diagnostic device, please refer to fig. 6, which shows a flow of the method for controlling an automobile diagnostic device according to an embodiment of the present invention, and the method is applied to the automobile diagnostic device according to the first embodiment, and the method includes, but is not limited to, the following steps:
step 410: when the automobile diagnosis interface of the automobile diagnosis equipment is connected with the automobile diagnosis interface of the automobile, judging whether the automobile needs to be subjected to power-off memory; if yes, go to step 420; if not, jumping to step 430;
in the embodiment of the invention, whether the automobile diagnosis interface of the automobile diagnosis device is connected with the automobile diagnosis interface of the automobile needs to be calculated, when the connection of the two interfaces is detected, the automobile diagnosis device needs to be adopted for automobile diagnosis or power failure memory is shown, at the moment, whether the automobile needs to be subjected to power failure memory is judged, if yes, a power failure memory function is executed, and if not, the automobile diagnosis function is executed by default.
Step 420: controlling a power-off memory module of the automobile diagnosis equipment to be connected with the automobile diagnosis interface and executing a power-off memory function;
and after determining that the power-off memory needs to be executed, controlling a storage battery in the automobile diagnosis device to supply power to the automobile. And further, data information before the power failure of the automobile is acquired and stored so as to avoid the condition that the automobile data is lost when the power failure memory module does not work normally.
Step 430: and controlling a diagnosis detection module of the automobile diagnosis equipment to be connected with the automobile diagnosis interface and acquiring the diagnosis data of the automobile.
After determining that the power-off memory is not required to be executed, the automobile diagnosis function is executed by default, and the diagnosis data of the automobile is acquired through the diagnosis detection module. Further, the data may be uploaded to an upper computer.
EXAMPLE III
An embodiment of the present invention further provides an automobile diagnostic apparatus, please refer to fig. 7, which shows a hardware structure of the automobile diagnostic apparatus capable of executing the control method of the automobile diagnostic apparatus shown in fig. 6. The automotive diagnostic apparatus 100 may be the automotive diagnostic apparatus 100 shown in fig. 1.
The automobile diagnostic apparatus 100 includes: at least one processor 101; and a memory 102 communicatively coupled to the at least one processor 101, with one processor 101 being illustrated in fig. 7. The memory 102 stores instructions executable by the at least one processor 101, and the instructions are executed by the at least one processor 101 to enable the at least one processor 101 to perform the control method of the automobile diagnostic apparatus described in fig. 6. The processor 101 and the memory 102 may be connected by a bus or other means, and fig. 7 illustrates the connection by a bus as an example.
The memory 102, which is a non-volatile computer-readable storage medium, may be used to store non-volatile software programs, non-volatile computer-executable programs, and modules, such as program instructions/modules corresponding to the control method of the vehicle diagnostic apparatus in the embodiment of the present application, for example, the respective modules shown in fig. 2 to 5. The processor 101 executes various functional applications of the server and data processing by executing the nonvolatile software programs, instructions and modules stored in the memory 102, that is, implements the control method of the automobile diagnostic apparatus of the above-described method embodiment.
The memory 102 may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to use of a control device of the automobile diagnostic apparatus, and the like. Further, the memory 102 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device. In some embodiments, the memory 102 may optionally include memory located remotely from the processor 101, and these remote memories may be connected to the control device of the automotive diagnostic apparatus via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The one or more modules are stored in the memory 102, and when executed by the one or more processors 101, perform the control method of the automotive diagnostic apparatus in any of the above-described method embodiments, for example, perform the method steps of fig. 6 described above, and implement the functions of the modules and units in fig. 2 to 5.
The product can execute the method provided by the embodiment of the application, and has the corresponding functional modules and beneficial effects of the execution method. For technical details that are not described in detail in this embodiment, reference may be made to the methods provided in the embodiments of the present application.
Embodiments of the present application also provide a non-transitory computer-readable storage medium storing computer-executable instructions that are executed by one or more processors, for example, to perform the method steps of fig. 6 described above to implement the functions of the modules in fig. 2-5.
Embodiments of the present application also provide a computer program product comprising a computer program stored on a non-volatile computer-readable storage medium, the computer program comprising program instructions that, when executed by a computer, cause the computer to perform the control method of the automotive diagnostic apparatus in any of the above-described method embodiments, for example, to perform the method steps of fig. 6 described above, and implement the functions of the respective modules in fig. 2 to 5.
The embodiment of the invention provides automobile diagnosis equipment and a control method thereof, wherein the equipment comprises an automobile diagnosis interface connected with the automobile diagnosis interface of an automobile, a diagnosis detection module used for being communicated with the automobile diagnosis interface when the automobile needs to be overhauled, and a power-off memory module used for being communicated with the automobile diagnosis interface when the automobile needs to be subjected to power-off memory.
It should be noted that the above-described device embodiments are merely illustrative, where the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a general hardware platform, and certainly can also be implemented by hardware. It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware related to instructions of a computer program, which can be stored in a computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (15)
1. An automotive diagnostic apparatus, characterized by comprising:
the automobile diagnosis interface is used for being connected with the automobile diagnosis interface of the automobile;
the diagnosis detection module is used for being communicated with the automobile diagnosis interface when the automobile needs to be overhauled;
and the power-off memory module is used for being communicated with the automobile diagnosis interface when the automobile needs power-off memory.
2. The automotive diagnostic apparatus of claim 1, wherein the power-off memory module comprises:
a storage battery;
the output end of the power supply circuit is connected with the automobile diagnosis interface;
a first switching device connected between the battery and an input terminal of the power supply circuit;
and the first processor is respectively connected with the first switching device and the automobile diagnosis interface and is configured to control the first switching device to be conducted when the automobile needs to be subjected to outage memory.
3. The automotive diagnostic apparatus of claim 1, wherein the power-off memory module comprises:
a storage battery;
the output end of the power supply circuit is connected with the automobile diagnosis interface;
a first switching device connected between the battery and an input terminal of the power supply circuit;
and the key switch is respectively connected with the first switch device and the automobile diagnosis interface and is configured to be started to control the first switch device to be conducted when the automobile needs to be subjected to power-off memory.
4. The automotive diagnostic apparatus of claim 3, wherein the key switch comprises:
the key is used for receiving a starting action, wherein the starting action is generated when the automobile needs to be subjected to power-off memory;
and the second switching device is respectively connected with the key and the first switching device and is configured to control the first switching device to be conducted when the key receives a starting action.
5. The automotive diagnostic apparatus of any one of claims 2 to 4, wherein the power supply circuit includes:
a boost circuit, an input end of which is connected with the first switching device;
and the input end of the over-current protection circuit is connected with the output end of the booster circuit, and the output end of the over-current protection circuit is connected with the automobile diagnosis interface.
6. The automotive diagnostic apparatus of any one of claims 2 to 4, wherein the power-off memory module further comprises:
the memory is connected with the automobile diagnosis interface, is used for acquiring and storing the data information before the power failure of the automobile, and is configured to send the data information before the power failure of the automobile to the automobile when the power failure of the power failure memory module is failed.
7. The automotive diagnostic apparatus of claim 6, wherein the power-off memory module further comprises:
and the alarm unit is connected with the memory and is used for outputting information of power-off memory faults when the power-off memory module fails to power off.
8. The automotive diagnostic apparatus of any one of claims 1 to 4, wherein the diagnostic detection module comprises:
the analog-to-digital converter is connected with the automobile diagnosis interface and is used for acquiring the communication signal of the automobile and converting the communication signal into a digital signal through the automobile diagnosis interface of the automobile
And the second processor is connected with the analog-to-digital converter and used for acquiring the diagnostic data of the automobile according to the digital signals.
9. The automotive diagnostic apparatus of claim 8, wherein the diagnostic detection module further comprises:
and the communication unit is connected with the second processor and is used for sending the diagnosis data to an upper computer.
10. The automotive diagnostic apparatus of claim 8, wherein the diagnostic detection module further comprises:
a display unit connected with the second processor for displaying the diagnostic data.
11. A control method of an automotive diagnostic apparatus, characterized by being applied to the automotive diagnostic apparatus according to any one of claims 1 to 10, the method comprising:
when the automobile diagnosis interface of the automobile diagnosis equipment is connected with the automobile diagnosis interface of the automobile, judging whether the automobile needs to be subjected to power-off memory;
if so, controlling a power-off memory module of the automobile diagnosis equipment to be connected with the automobile diagnosis interface and executing a power-off memory function;
if not, controlling a diagnosis detection module of the automobile diagnosis equipment to be connected with the automobile diagnosis interface, and acquiring the diagnosis data of the automobile.
12. The control method of claim 11, wherein the step of performing a power-off memory function further comprises:
and controlling a storage battery in the automobile diagnosis equipment to supply power to the automobile.
13. The control method according to claim 12, characterized in that the method further comprises:
and acquiring and storing the data information before the power failure of the automobile.
14. An automotive diagnostic apparatus, characterized by comprising:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the method of any one of claims 11-13.
15. A computer-readable storage medium having stored thereon computer-executable instructions for causing a computer to perform the method of any one of claims 11-13.
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