CN113325335B - Circuit failure detection circuit and method and intelligent electronic equipment - Google Patents
Circuit failure detection circuit and method and intelligent electronic equipment Download PDFInfo
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- CN113325335B CN113325335B CN202110888512.6A CN202110888512A CN113325335B CN 113325335 B CN113325335 B CN 113325335B CN 202110888512 A CN202110888512 A CN 202110888512A CN 113325335 B CN113325335 B CN 113325335B
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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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/54—Testing for continuity
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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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/58—Testing of lines, cables or conductors
Abstract
The application provides a path failure detection circuit, a path failure detection method and an intelligent electronic device. The path failure circuit comprises a first circuit and a second circuit, wherein the first end of the first circuit is connected with a processor of the intelligent electronic equipment, the second end of the first circuit is connected with a first coaxial head of the intelligent electronic equipment, and the third end of the first circuit is connected with a first external circuit. The first end of the second circuit is connected with the second coaxial head, the second end of the second circuit is connected with the second preset external circuit, and the first coaxial head is connected with the second coaxial head through a coaxial cable. And judging whether the passage of the coaxial cable is invalid or not according to the read level state and the preset level state by reading the level state of a preset interface on a processor of the intelligent electronic equipment. Whether the coaxial cable passage fails or not can be detected through the single machine, and whether the passage fails or not can be quickly judged conveniently in the processes of assembly, maintenance and the like of the intelligent electronic equipment.
Description
Technical Field
The present disclosure relates to the field of intelligent electronic devices, and particularly, to a circuit and a method for detecting a failure of a path and an intelligent electronic device.
Background
The smart electronic device includes a plurality of Printed Circuit Boards (PCBs) or Flexible Circuit boards (FPCs), wherein at least two of the PCBs or FPCs are connected by a coaxial cable. In the process of assembling and after-sales maintenance of the intelligent electronic device, it is often necessary to determine whether the passage of the coaxial cable is failed.
At present, detection of whether a coaxial cable passage fails is usually realized by carrying a special detection platform. Fig. 1 is a schematic diagram of a coaxial cable pathway failure detection in the prior art. Referring to fig. 1, the detection platform includes a test console 11, a test instrument 12, a test shielding box 13, and components such as a network cable, a radio frequency transmission line, a Universal Serial Bus (USB), a General Purpose Interface Bus (GPIB), and the like, where the intelligent electronic device to be detected is placed in the test shielding box 13. Therefore, the professional detection platform is complex in structure and complex in operation, and can be performed only by professional operation. Therefore, the prior art detection scheme is not very convenient for quick determination of access failure by fitting and after-market maintenance.
Disclosure of Invention
The application provides a path failure detection circuit, a path failure detection method and intelligent electronic equipment, which are used for providing the path failure detection circuit to realize path failure detection of a single machine and facilitate quick judgment of whether a path fails in the processes of assembly, maintenance and the like of the intelligent electronic equipment.
In a first aspect, the present application provides a path failure detection circuit, including: a first circuit and a second circuit;
the first end of the first circuit is connected with a processor of the intelligent electronic equipment, the second end of the first circuit is connected with a first coaxial head of the intelligent electronic equipment, the third end of the first circuit is connected with a first preset external circuit, the first end of the second circuit is connected with a second coaxial head, the second end of the second circuit is connected with a second preset external circuit, and the first coaxial head is connected with the second coaxial head through a coaxial cable;
and judging whether the passage of the coaxial cable is invalid or not according to the read level state of the preset interface on the processor.
In one possible design, the second circuit is configured on a secondary board of the intelligent electronic device when the first circuit is configured on a primary board of the intelligent electronic device;
when the first circuit is configured on the sub-board of the intelligent electronic device, the second circuit is configured on the main board of the intelligent electronic device.
In one possible design, the first circuit includes: the alternating current conduction-direct current blocking branch and the voltage division branch;
the first end of the voltage division branch circuit is the first end of the first circuit, the second end of the voltage division branch circuit is the second end of the first circuit, and the third end of the voltage division branch circuit is connected with a system power supply;
the first end of the alternating current conduction-direct current blocking branch circuit is connected with the second end of the voltage division branch circuit, and the second end of the alternating current conduction-direct current blocking branch circuit is the third end of the first circuit.
In one possible design, the voltage dividing branch includes: the voltage dividing unit comprises a first voltage dividing element, a second voltage dividing element and a third voltage dividing element which are connected in series, and the filtering unit comprises a first filtering element and a second filtering element;
the first end of the first voltage division element is a first end of the voltage division branch, the second end of the first voltage division element is a second end of the voltage division branch, and the second end of the third voltage division element is a third end of the voltage division branch;
the first end of the first filter element is connected with the first end of the first voltage division element, the second end of the first filter element is grounded, the first end of the second filter element is connected between the second voltage division element and the third voltage division element, and the second end of the second filter element is grounded.
In one possible embodiment, the first voltage divider element is a first inductive element or a first resistive element, and the second voltage divider element and the third voltage divider element are second resistive elements;
the first filter element and the second filter element are first capacitive elements.
In one possible design, the ac conducting-dc blocking branch comprises a second capacitive element.
In one possible design, the second circuit includes a dc-conducting sub-branch and a dc-conducting-ac-blocking branch to ground;
the first end of the direct current conducting sub-branch circuit is a first end of the second circuit, and the second end of the direct current conducting sub-branch circuit is a second end of the second circuit;
the first end of the ground direct current conducting-alternating current blocking branch circuit is connected with the second end of the direct current conducting sub-branch circuit, and the second end of the ground direct current conducting-alternating current blocking branch circuit is grounded.
In one possible design, the dc conducting sub-branch includes any one of a through conductor, a second inductive element connected in series, a combination of a third capacitive element connected in parallel and a third inductive element connected in series, and a combination of a fourth inductor connected in parallel and a fifth inductor connected in series;
the ground direct current conducting-alternating current blocking branch circuit comprises a sixth inductance element, the first end of the sixth inductance element is the first end of the ground direct current conducting-alternating current blocking branch circuit, and the second end of the sixth inductance element is the second end of the ground direct current conducting-alternating current blocking branch circuit.
In a second aspect, the present application provides an intelligent electronic device, comprising the path failure detection circuit as set forth in any one of the first aspect.
In one possible design, the smart electronic device includes a cell phone, tablet, or smart wearable device.
In a third aspect, the present application provides a method for detecting a pathway failure, which is applied to any one of the intelligent electronic devices provided in the second aspect; the method comprises the following steps:
reading the level state of a preset interface, wherein the preset interface is configured on a processor of the intelligent electronic equipment;
and judging whether the passage of the coaxial cable in the intelligent electronic equipment fails or not according to the level state and a preset level state.
In a fourth aspect, the present application provides a pathway failure detection apparatus comprising:
the reading module is used for reading the level state of a preset interface, and the preset interface is configured on a processor of the intelligent electronic equipment;
and the judging module is used for judging whether the passage of the coaxial cable in the intelligent electronic equipment fails or not according to the level state and a preset level state.
In a fifth aspect, the present application provides an electronic device, comprising:
a processor; and the number of the first and second groups,
a memory for storing a computer program for the processor;
wherein the processor is configured to perform any one of the possible pathway failure detection methods provided by the third aspect via execution of the computer program.
In a sixth aspect, the present application provides a computer-readable storage medium having a computer program stored thereon, where the computer program is executed by a processor to implement any one of the possible access failure detection methods provided in the third aspect.
In a seventh aspect, the present application further provides a computer program product comprising a computer program, which when executed by a processor, implements any one of the possible pathway failure detection methods provided in the third aspect.
The application provides a path failure detection circuit, a method and intelligent electronic equipment, the intelligent electronic equipment comprises a path failure detection circuit, the path failure circuit comprises a first circuit and a second circuit, the first end of the first circuit is connected with a processor of the intelligent electronic equipment, the second end of the first circuit is connected with a first coaxial head of the intelligent electronic equipment, the third end of the first circuit is connected with a first preset external circuit, the first end of the second circuit is connected with a second coaxial head, the second end of the second circuit is connected with a second preset external circuit, and the first coaxial head is connected with the second coaxial head through a coaxial cable. The processor is provided with a preset interface, reads the level state of the preset interface, and judges whether the passage of the coaxial cable is invalid according to the read level state and the preset level state. Therefore, whether the coaxial cable passage fails or not can be detected through the single machine, and whether the passage fails or not can be quickly judged conveniently in the processes of assembly, maintenance and the like of the intelligent electronic equipment.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic diagram of a coaxial cable pathway failure detection in the prior art;
fig. 2 is a schematic view of an application scenario provided in an embodiment of the present application;
fig. 3 is a schematic structural diagram of a path failure detection circuit according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of another path failure detection circuit according to an embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of another path failure detection circuit according to an embodiment of the present disclosure;
fig. 6 is a schematic structural diagram of a first circuit according to an embodiment of the present disclosure;
fig. 7 is a circuit schematic diagram of a first circuit according to an embodiment of the present disclosure;
fig. 8 is a schematic structural diagram of a second circuit according to an embodiment of the present disclosure;
fig. 9 is a circuit diagram of a second circuit according to an embodiment of the present application;
fig. 10 is a schematic flowchart of a method for detecting a channel failure according to an embodiment of the present disclosure;
fig. 11 is a schematic structural diagram of a device for detecting a pathway failure according to an embodiment of the present disclosure;
fig. 12 is a schematic structural diagram of an electronic device provided in the present application.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of methods and apparatus consistent with certain aspects of the present application, as detailed in the appended claims.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims of the present application and in the above-described drawings (if any) are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The smart electronic device includes a plurality of Printed Circuit Boards (PCBs) or Flexible Circuit boards (FPCs), wherein at least two of the PCBs or FPCs are connected by a coaxial cable. In the process of assembling and after-sales maintenance of the intelligent electronic device, it is often necessary to determine whether the passage of the coaxial cable is failed. However, the conventional detection and judgment means is usually realized only by mounting a professional detection platform. The detection platform is complex in structure and complex in operation, and can be operated by professional staff. Therefore, the detection means is very inconvenient for quickly judging whether the access fails or not in the configuration and after-sale maintenance processes of the intelligent electronic equipment.
In view of the above problems in the prior art, the present application provides a circuit and a method for detecting a path failure, and an intelligent electronic device. The invention conception of the path failure detection circuit provided by the application is as follows: a path failure detection circuit is provided in an intelligent electronic device, and includes a first circuit and a second circuit. The first end of the first circuit is connected with a processor of the intelligent electronic equipment, the second end of the first circuit is connected with a first coaxial head of the intelligent electronic equipment, the third end of the first circuit is connected with a first preset external circuit, the first end of the second circuit is connected with a second coaxial head, the second end of the second circuit is connected with a second preset external circuit, the first coaxial head is connected with the second coaxial head through a coaxial cable, the level state of a preset interface on the processor is read, and whether the passage of the coaxial cable fails or not is judged according to the read level state. Therefore, whether the coaxial cable is in a passage or not is detected by the single intelligent electronic equipment without carrying an additional special detection platform, the detection method is simple and easy, and the quick judgment of whether the coaxial cable is in a passage failure or not is facilitated.
An exemplary application scenario of the embodiments of the present application is described below.
Fig. 2 is a schematic view of an application scenario provided in this embodiment, as shown in fig. 2, a path failure detection circuit 22 is disposed in an intelligent electronic device 21, and a processor in the intelligent electronic device 21 may be configured to execute the path failure detection method provided in this embodiment, so as to determine whether a path of a coaxial cable fails by reading a level state of a preset interface in the intelligent electronic device 21, thereby implementing fast determination of whether the path of the coaxial cable fails by a single intelligent electronic device 21.
The smart electronic device 21 may be any one of smart wearable devices such as a mobile phone, a tablet, or a smart watch, and the smart electronic device 21 in fig. 2 is exemplified by a mobile phone.
It should be noted that the above application scenarios are only exemplary, and the circuit, the method, and the intelligent electronic device provided in the embodiments of the present application include, but are not limited to, the above application scenarios.
The following describes the technical solutions of the present application and how to solve the above technical problems with specific embodiments. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments. Embodiments of the present application will be described below with reference to the accompanying drawings.
Fig. 3 is a schematic structural diagram of a path failure detection circuit according to an embodiment of the present disclosure, and as shown in fig. 3, the path failure detection circuit 200 according to the embodiment of the present disclosure includes a first circuit 201 and a second circuit 202.
The first end of the first circuit 201 is connected with the processor 301 of the intelligent electronic device 300, the second end of the first circuit 201 is connected with the first coaxial head 302 of the intelligent electronic device 300, the third end of the first circuit 201 is connected with a first preset external circuit 308, the first end of the second circuit 202 is connected with a second coaxial head 303, the second end of the second circuit 202 is connected with a second preset external circuit 309, and the first coaxial head 302 is connected with the second coaxial head 303 through a coaxial cable 304.
The processor 301 of the intelligent electronic device 300 is usually configured with a preset interface 3010, and determines whether the path of the coaxial cable 304 fails according to the read level state of the preset interface 3010.
The smart electronic device 300 is configured with a plurality of circuit boards, for example, at least a main board and a sub board, which are connected by a coaxial cable 304 connecting a first coaxial head 302 and a second coaxial head 303. The processor 301 of the intelligent electronic device 300 is typically configured on a motherboard. The main board can be a PCB or an FPC, and the auxiliary board can also be a PCB or an FPC.
Referring to fig. 3 and the above description, since the coaxial cable 304 connects the main board and the sub-board of the intelligent electronic device 300, and the processor of the intelligent electronic device 300 is usually configured with a preset interface 3010, the preset interface 3010 may be, for example, an input/output port (GPIO), so that a level state of the preset interface 3010 can be read, and whether a path of the coaxial cable 304 fails or not can be determined according to the read level state.
For example, the read level state is compared with a preset level state, and whether the passage of the coaxial cable 304 is failed is determined according to the comparison result. Specifically, if it is assumed that the preset level state is 1, which indicates that the path is not failed, if the read level state of the preset interface 3010 is 0, which indicates that the path is failed; if the read level state is 1, it indicates that the path is not failed. Therefore, whether the coaxial cable 304 is in the failure or not can be quickly judged through the read level state of the preset interface 3010.
In addition, the first external default circuit 308 and the second external default circuit 309 may be any other circuits in the intelligent electronic device 300.
The embodiment of the application provides a passageway failure detection circuit includes first circuit and second circuit, the first end of first circuit is connected with intelligent electronic equipment's treater, the second end of first circuit is connected with intelligent electronic equipment's first coaxial head, the third end of first circuit is connected with first external circuit of predetermineeing, the first end and the coaxial first of second circuit are connected, the second end and the second of second circuit predetermine external circuit and are connected, and first coaxial head passes through coaxial cable with the coaxial first of second and is connected. And reading the level state of a preset interface configured on the processor, and judging whether the passage of the coaxial cable fails according to the read level state and the preset level state. Whether the coaxial cable passage fails or not can be detected through the single machine, and whether the passage fails or not can be quickly judged conveniently in the processes of assembly, maintenance and the like of the intelligent electronic equipment.
As can be seen from the above description of the embodiment, the coaxial cable 304 enables the main plate and the sub plate to be connected by connecting the first coaxial head 302 and the second coaxial head 303. The first circuit 201 and the second circuit 202 may be disposed on the main board and the sub-board, respectively.
In a possible design, when the first circuit 201 is configured on the main board 305 of the intelligent electronic device 300, the second circuit 202 is configured on the sub-board 306 of the intelligent electronic device 300, as shown in fig. 4, and fig. 4 is a schematic structural diagram of another path failure detection circuit provided in the embodiment of the present application.
In another possible design, the first circuit 201 and the second circuit 202 of the path failure detection circuit 200 are arranged as shown in fig. 5, and fig. 5 is a schematic structural diagram of another path failure detection circuit provided in the embodiments of the present application. Referring to fig. 5, in the present embodiment, the first circuit 201 is disposed on the sub-board 306 of the intelligent electronic device 300, and the second circuit 202 is disposed on the main board 305 of the intelligent electronic device 300.
Fig. 6 is a schematic structural diagram of a first circuit according to an embodiment of the present disclosure. As shown in fig. 6, the first circuit 201 may include: ac conducting-dc blocking branch 2012 and voltage dividing branch 2013.
Referring to fig. 6, a first end of the voltage dividing branch 2013 is a first end of the first circuit 201, and is configured to be connected to a processor of the intelligent electronic device 300. And the second end of the voltage dividing branch 2013 is the second end of the first circuit 201 and is used for being connected with the first coaxial head 302 of the intelligent electronic device 300. In addition, the third terminal of the voltage dividing branch 2013 is connected to the system power source 307 of the intelligent electronic device 300, and is used for providing power.
A first end of the ac conducting-dc blocking branch 2012 is connected to the second end of the voltage dividing branch 2013, and a second end of the ac conducting-dc blocking branch 2012 is a third end of the first circuit 201 and is configured to be connected to the first preset external circuit 308. The ac conducting-dc blocking branch 2012 is used to conduct ac power and block dc power.
With continued reference to fig. 6, the voltage dividing branch 2013 includes a voltage dividing unit 20131 and a filtering unit 20132. The voltage dividing unit 20131 includes a first voltage dividing element 401, a second voltage dividing element 402 and a third voltage dividing element 403 connected in series. The first end of the first voltage dividing element 401 is a first end of the voltage dividing branch 2013 and is used for being connected with the processor 301 of the intelligent electronic device 300, and the second end of the first voltage dividing element 401 is a second end of the voltage dividing branch 2013 and is used for being connected with the first coaxial head 302 of the intelligent electronic device 300. In addition, the second terminal of the third voltage dividing element 403 is a third terminal of the voltage dividing branch 2013, and is used for connecting with the system power supply 307.
Alternatively, a possible circuit diagram of the first circuit 201 shown in fig. 6 is shown in fig. 7, fig. 7 is a circuit diagram of a first circuit provided in an embodiment of the present application, and referring to fig. 7, the first voltage dividing element 401 of the first circuit 201 shown in fig. 6 may be configured as a first inductive element (e.g., L shown in fig. 7)1) Can also be arranged asResistors and the like are used for the first resistance elements for voltage division. The second voltage dividing element 402 may be configured as a second resistive element (shown as R in fig. 7)1) Alternatively, an inductive voltage divider element may be provided, and the third voltage divider element 403 may be provided as a second resistive element (e.g., R shown in fig. 7)2) Or an inductive equal voltage dividing element. It should be noted that specific specifications of the first inductance element and each second resistance element may be set according to actual operating conditions such as a specification type of the intelligent electronic device 300, which is not limited in this embodiment.
As shown with continued reference to fig. 6, the filtering unit 20132 includes: a first filter element 501 and a second filter element 502. A first end of the first filter element 501 is connected to a first end of the first voltage dividing element 401, and a second end of the first filter element 501 is grounded (the ground is not shown in fig. 6). While a first end of the second filter element 502 is connected between the second voltage dividing element 402 and the third voltage dividing element 403 and a second end of the second filter element 502 is grounded (the ground is not shown in fig. 6).
Alternatively, the first filter element 501 and the second filter element 502 may be provided as, for example, C in fig. 71And C2The first capacitive element is shown, wherein the specific specification of the first capacitive element may be set according to actual working conditions such as the specification type of the intelligent electronic device 300, and the implementation is not limited thereto.
Optionally, the ac-to-dc blocking branch 2012 shown in fig. 6 may include a second capacitive element (e.g., C shown in fig. 7)3) The switch is used for conducting alternating current and blocking direct current. The specific specification of the second capacitive element may be set according to actual conditions such as the specification type of the intelligent electronic device 300, which is not limited in this embodiment.
In addition, it should be noted that the first predetermined external circuit 308 shown in fig. 6 is not shown in fig. 7, and the CON201 shown in fig. 7 is a coaxial socket 3011. The ground state of the second terminal of the first filter element 501 and the second terminal of the second filter element 502 is shown in fig. 7.
Fig. 8 is a schematic structural diagram of a second circuit according to an embodiment of the present disclosure, and as shown in fig. 8, the second circuit 202 includes a dc-to-ac blocking branch 2021 to ground and a dc conducting sub-branch 2022.
The first end of the dc conducting sub-branch 2022 is a first end of the second circuit 202, and the second end of the dc conducting sub-branch 2022 is a second end of the second circuit 202, and is configured to be connected to the second preset external circuit 309.
The first end of the ground dc conducting-ac blocking branch 2021 is connected to the second end of the dc conducting sub-branch 2022, and the second end of the ground dc conducting-ac blocking branch 2021 is in a grounded state.
In one possible design, the dc conducting sub-branch 2022 may be any one of a through wire, a series-connected second inductance element, a combination of a parallel-connected third capacitance element and a series-connected third inductance element, a combination of a parallel-connected fourth inductance and a series-connected fifth inductance element, and the like, for providing a dc path. In an actual working condition, a specific circuit form of the dc conducting sub-branch 200 may be set according to actual conditions such as a specification type of the intelligent electronic device 300.
Optionally, the dc-to-ground conducting-ac blocking branch 2021 may include a sixth inductive element 601 (L) as shown in fig. 9 (i.e., a dc-to-ac blocking branch)2) Fig. 9 shows a possible circuit diagram of the second circuit 202 shown in fig. 8, and fig. 9 is a circuit diagram of a second circuit provided in an embodiment of the present application. The dc conducting sub-branch 2022 in fig. 9 is exemplified by a through wire. Referring to fig. 8 and 9, the first terminal of the sixth inductive element 601 is the first terminal of the dc-to-ground conducting-ac blocking branch 2021, and the second terminal of the sixth inductive element 601 is the second terminal of the dc-to-ground conducting-ac blocking branch 2021, and is in a grounded state.
It should be noted that the second preset external circuit 309 connected to the second end of the dc conducting sub-branch 2022 may be any other circuit in the intelligent electronic device 300, and fig. 9 illustrates a chip J3900, and the J3900 may also be an independent electronic device such as a coaxial base.
In addition, the specific specification of the sixth inductance element 601 may be set according to the actual working conditions such as the specification type of the intelligent electronic device 300, which is not limited in this embodiment.
As can be seen from the description of the path failure detection circuit in the embodiments shown in fig. 3 to 9, the processor of the intelligent electronic device is configured with the preset interface, and the first end of the first circuit in the path failure detection circuit is connected to the processor of the intelligent electronic device, so that the level state of the preset interface can be read, and whether the path of the coaxial cable connecting the main board and the sub-board of the intelligent electronic device fails or not is determined according to the read level state, thereby achieving the fast determination of whether the coaxial cable path fails or not by the single intelligent electronic device. The path failure detection circuit is simple in structure and easy to operate, and is very convenient for testers or maintainers to quickly judge whether the coaxial cable path fails in the processes of configuration and after-sales maintenance of the intelligent electronic equipment.
On the basis of the foregoing embodiments, an embodiment of the present application further provides an intelligent electronic device, where the passage failure detection circuit provided in the foregoing embodiments may be arranged in the intelligent electronic device, so as to implement quick determination of whether the coaxial cable passage fails or not by a single intelligent electronic device.
Optionally, the smart electronic device is any one of smart wearable devices such as a mobile phone, a tablet, and a smart watch, and this implementation is not limited thereto.
Fig. 10 is a schematic flow chart of a method for detecting a path failure according to an embodiment of the present application, where the method for detecting a path failure according to the present embodiment is applied to the intelligent electronic device according to the foregoing embodiment. As shown in fig. 10, the method for detecting a path failure according to this embodiment includes:
s101: and reading the level state of the preset interface.
The preset interface is configured on a processor of the intelligent electronic device.
S102: and judging whether the passage of the coaxial cable in the intelligent electronic equipment fails or not according to the level state and the preset level state.
As can be seen from the above description of the path failure detection circuit, the coaxial cable connects the main board and the sub-board of the intelligent electronic device, and the first end of the first circuit in the path failure detection circuit is connected to the processor of the intelligent electronic device, and the processor is usually located on the main board. The processor is provided with a preset interface, and the level state of the preset interface can be read so as to judge whether the passage of the coaxial cable is failed or not.
For example, the level state of the preset interface is read first, then the read level state is compared with the preset level state, and whether the path of the coaxial cable is failed or not is judged according to the comparison result. Specifically, if it is assumed that the preset level state is 1, it indicates that the path is not failed, and if the read level state of the preset interface is 0, it indicates that the path is failed; and if the read level state of the preset interface is 1, the access is not failed. Therefore, whether the coaxial cable is in the failure or not can be quickly judged according to the read level state of the preset interface and the preset level state.
The path failure detection method provided by the embodiment of the application is applied to intelligent electronic equipment provided with a path failure detection circuit. The first end of the first circuit in the path failure detection circuit is connected with a processor of the intelligent electronic device, the processor is usually provided with a preset interface, the level state of the preset interface can be firstly read, whether the path of the coaxial cable in the intelligent electronic device fails or not is judged according to the read level state and the preset level state, and therefore the detection of whether the path of the coaxial cable fails or not can be achieved through the single intelligent electronic device, and the rapid judgment of whether the path fails or not in the processes of assembling, maintaining and the like of the intelligent electronic device is facilitated.
The following are embodiments of the access failure detection apparatus provided in the present application, and may be used to perform the access failure detection method provided in the present application. For details which are not disclosed in the embodiments of the apparatus of the present application, reference is made to the embodiments of the method corresponding to the present application.
Fig. 11 is a schematic structural diagram of a device for detecting a pathway failure according to an embodiment of the present disclosure. As shown in fig. 11, the present embodiment provides a pathway failure detection apparatus 700, including:
the reading module 701 is configured to read a level state of a preset interface.
The preset interface is configured on a processor of the intelligent electronic device.
The determining module 702 is configured to determine whether a path of a coaxial cable in the intelligent electronic device is failed according to the level state and a preset level state.
It should be noted that the apparatus for detecting a path failure provided in the embodiment of fig. 11 may be configured to perform each step of the method for detecting a path failure provided in any one of the embodiments, and the specific implementation manner and the technical effect are similar and will not be described herein again.
The foregoing embodiments of the apparatus provided in this application are merely exemplary, and the module division is only one logic function division, and there may be another division manner in actual implementation. For example, multiple modules may be combined or may be integrated into another system. The coupling of the various modules to each other may be through interfaces such as electrical communication interfaces, without excluding the possibility of mechanical or other forms of interfaces.
Fig. 12 is a schematic structural diagram of an electronic device provided in the present application. As shown in fig. 12, the electronic device 800 may include: at least one processor 801 and a memory 802. Fig. 12 shows an electronic device as an example of a processor.
A memory 802 for storing a computer program for the processor 801. In particular, the program may include program code including computer operating instructions.
The processor 801 is configured to execute a computer program stored in the memory 802 to implement the steps of the path failure detection method in the above method embodiments.
The processor 801 may be a Central Processing Unit (CPU), an Application Specific Integrated Circuit (ASIC), or one or more integrated circuits configured to implement the embodiments of the present application.
Alternatively, the memory 802 may be separate or integrated with the processor 801. When the memory 802 is a separate device from the processor 801, the electronic device 800 may further include:
a bus 803 is used to connect the processor 801 and the memory 802. The bus may be an Industry Standard Architecture (ISA) bus, a Peripheral Component Interconnect (PCI) bus, an Extended ISA (EISA) bus, or the like. Buses may be classified as address buses, data buses, control buses, etc., but do not represent only one bus or type of bus.
Alternatively, in a specific implementation, if the memory 802 and the processor 801 are integrated into a chip, the memory 802 and the processor 801 may communicate through an internal interface.
The present application also provides a computer-readable storage medium, which may include: a variety of media that can store program codes, such as a usb disk, a removable hard disk, a read-only memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and in particular, a computer program is stored in the computer-readable storage medium, and when at least one processor of the electronic device executes the computer program, the electronic device executes the steps of the path failure detection method provided by the above-mentioned various embodiments.
Embodiments of the present application also provide a computer program product, which includes a computer program, and the computer program is stored in a readable storage medium. The computer program may be read from a readable storage medium by at least one processor of the electronic device, and execution of the computer program by the at least one processor causes the electronic device to implement the steps of the pathway failure detection method provided by the various embodiments described above.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (8)
1. A path failure detection circuit, comprising: a first circuit and a second circuit;
the first end of the first circuit is connected with a processor of the intelligent electronic equipment, the second end of the first circuit is connected with a first coaxial head of the intelligent electronic equipment, the third end of the first circuit is connected with a first preset external circuit, the first end of the second circuit is connected with a second coaxial head, the second end of the second circuit is connected with a second preset external circuit, and the first coaxial head is connected with the second coaxial head through a coaxial cable;
judging whether the passage of the coaxial cable is invalid or not according to the read level state of a preset interface on the processor;
wherein the second circuit is configured on a secondary board of the intelligent electronic device when the first circuit is configured on a primary board of the intelligent electronic device; when the first circuit is configured on the auxiliary board of the intelligent electronic device, the second circuit is configured on the main board of the intelligent electronic device;
the second circuit comprises a direct current conducting sub-branch and a direct current conducting-alternating current blocking branch to the ground;
the first end of the direct current conducting sub-branch circuit is a first end of the second circuit, and the second end of the direct current conducting sub-branch circuit is a second end of the second circuit; the first end of the ground direct current conducting-alternating current blocking branch circuit is connected with the second end of the direct current conducting sub-branch circuit, and the second end of the ground direct current conducting-alternating current blocking branch circuit is grounded;
wherein the first circuit comprises: the alternating current conducting-direct current blocking branch circuit is used for conducting alternating current and blocking direct current;
the first end of the voltage division branch circuit is the first end of the first circuit, the second end of the voltage division branch circuit is the second end of the first circuit, and the third end of the voltage division branch circuit is connected with a system power supply;
the first end of the alternating current conduction-direct current blocking branch circuit is connected with the second end of the voltage division branch circuit, and the second end of the alternating current conduction-direct current blocking branch circuit is the third end of the first circuit.
2. The path failure detection circuit of claim 1, wherein the voltage divider branch comprises: the voltage dividing unit comprises a first voltage dividing element, a second voltage dividing element and a third voltage dividing element which are connected in series, and the filtering unit comprises a first filtering element and a second filtering element;
the first end of the first voltage division element is a first end of the voltage division branch, the second end of the first voltage division element is a second end of the voltage division branch, and the second end of the third voltage division element is a third end of the voltage division branch;
the first end of the first filter element is connected with the first end of the first voltage division element, the second end of the first filter element is grounded, the first end of the second filter element is connected between the second voltage division element and the third voltage division element, and the second end of the second filter element is grounded.
3. The path failure detection circuit of claim 2, wherein the first voltage dividing element is a first inductive element or a first resistive element, and the second voltage dividing element and the third voltage dividing element are second resistive elements;
the first filter element and the second filter element are first capacitive elements.
4. The path failure detection circuit of claim 1, wherein the ac conduction-dc blocking branch comprises a second capacitive element.
5. The path failure detection circuit of claim 1, wherein the dc conducting sub-branch comprises any one of a through conductor, a second inductive element in series, a combination of a third capacitive element in parallel and a third inductive element in series, a combination of a fourth inductance in parallel and a fifth inductance in series;
the ground direct current conducting-alternating current blocking branch circuit comprises a sixth inductance element, the first end of the sixth inductance element is the first end of the ground direct current conducting-alternating current blocking branch circuit, and the second end of the sixth inductance element is the second end of the ground direct current conducting-alternating current blocking branch circuit.
6. An intelligent electronic device, comprising a path failure detection circuit according to any one of claims 1-5.
7. The smart electronic device of claim 6, wherein the smart electronic device comprises a cell phone, a tablet, or a smart wearable device.
8. A path failure detection method applied to the intelligent electronic device according to claim 6 or 7; the method comprises the following steps:
reading the level state of a preset interface, wherein the preset interface is configured on a processor of the intelligent electronic equipment;
and judging whether the passage of the coaxial cable in the intelligent electronic equipment fails or not according to the level state and a preset level state.
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| CN202110888512.6A CN113325335B (en) | 2021-08-04 | 2021-08-04 | Circuit failure detection circuit and method and intelligent electronic equipment |
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| CN202110888512.6A CN113325335B (en) | 2021-08-04 | 2021-08-04 | Circuit failure detection circuit and method and intelligent electronic equipment |
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| CN113504425B (en) * | 2021-09-08 | 2021-12-07 | 上海豪承信息技术有限公司 | System, method and device for testing coaxial cable assembly and storage medium thereof |
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