CN110726928A - Testing device for equipment mainboard - Google Patents
Testing device for equipment mainboard Download PDFInfo
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- CN110726928A CN110726928A CN201911128549.8A CN201911128549A CN110726928A CN 110726928 A CN110726928 A CN 110726928A CN 201911128549 A CN201911128549 A CN 201911128549A CN 110726928 A CN110726928 A CN 110726928A
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- upper computer
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- 238000012360 testing method Methods 0.000 title claims abstract description 39
- 238000004891 communication Methods 0.000 claims abstract description 14
- 230000001012 protector Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 11
- 210000001503 joint Anatomy 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000003287 optical effect Effects 0.000 description 1
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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
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/282—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere
- G01R31/2825—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere in household appliances or professional audio/video equipment
-
- 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
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/2806—Apparatus therefor, e.g. test stations, drivers, analysers, conveyors
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- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Test And Diagnosis Of Digital Computers (AREA)
Abstract
The invention provides a test device for a device mainboard, which comprises: an upper computer; the lower computer is in communication connection with the upper computer and is used for receiving and responding to a load opening instruction sent by the upper computer so as to control the opening of the mainboard load in the equipment mainboard; and the data acquisition circuit is used for acquiring running data information of a mainboard load started in the equipment mainboard and sending the running data information to be compared and operated by the upper computer, so that the equipment mainboard is tested. The upper computer sends a load opening instruction to the lower computer, the lower computer responds to the load opening instruction to control the work of the mainboard load on the equipment mainboard, so that the data acquisition circuit can acquire the running data information of the mainboard loads, the data acquisition circuit uploads the running data information to the upper computer, the running data information is compared automatically by the upper computer, the test on the equipment mainboard is completed, and the equipment mainboard can be monitored.
Description
Technical Field
The invention belongs to the field of mainboard testing, and particularly relates to a universal system and a universal method for mainboard function testing.
Background
At present, the air conditioner mainboard is tested by manually operating a manual testing tool and then electrically operating the manual testing tool. Specifically, because each circuit board PCBA mainboard is provided with an overcurrent protection device, wires need to pass through a current transformer of the PCBA mainboard in the testing process, and then the overcurrent protection device needs to be triggered through manual operation to generate a current signal to flow through the current transformer, so that the protector is triggered to compare the action of chips. However, due to the limitation of manual operation, the PCBA main board of the air conditioner, the 7812 voltage stabilizing block, the 7805 voltage stabilizing block and the 7808 voltage stabilizing block are frequently used wrongly, so that the problem that the manual testing tool cannot be effectively detected is caused.
Disclosure of Invention
The invention mainly aims to provide a testing device for an equipment mainboard, which solves the problem that the equipment mainboard is inaccurately tested by manually operating a manual testing tool.
According to an aspect of the present invention, there is provided a test apparatus for a device board, including: an upper computer; the lower computer is in communication connection with the upper computer and is used for receiving and responding to a load opening instruction sent by the upper computer so as to control the opening of the mainboard load in the equipment mainboard; and the data acquisition circuit is used for acquiring the running data information of the mainboard load started in the equipment mainboard and sending the running data information to the upper computer for comparison and operation so as to realize the test of the equipment mainboard.
Optionally, the data acquisition circuit is in communication connection with the upper computer and is used for uploading the operation data information to the upper computer.
Optionally, the data acquisition circuit is in communication connection with the lower computer and is used for uploading the operation data information to the upper computer through the lower computer.
Optionally, the lower computer feeds back load starting completion information to the upper computer, where the load starting completion information is used to represent that the mainboard load in the equipment mainboard is completely started.
Optionally, if the upper computer does not receive the feedback load starting completion information within the preset time, the upper computer performs an error reporting operation.
Optionally, the lower computer is further configured to convert the operation data information uploaded by the data acquisition circuit into analog information, and upload the analog information to the upper computer.
Optionally, the method further includes: and the asynchronous data transmission circuit is connected between the upper computer and the lower computer and is used for forwarding the analog quantity information uploaded by the lower computer to the upper computer.
Optionally, the load open command is a 16-ary character string.
Optionally, the data acquisition circuit is integrated in an I \ O data acquisition card.
Optionally, the motherboard load includes one or more of the following: mainboard overcurrent protector, 7812 three terminal regulator, 7805 three terminal regulator and 7808 three terminal regulator.
The invention has the following beneficial effects: the upper computer sends a load opening instruction to the lower computer, the lower computer responds to the load opening instruction to control the work of the mainboard load on the equipment mainboard, so that the data acquisition circuit can acquire the running data information of the mainboard loads, the data acquisition circuit uploads the running data information to the upper computer, the running data information is compared automatically by the upper computer, the test on the equipment mainboard is completed, and the equipment mainboard can be monitored. And this has avoided leading to the problem that test fixture can't effectively test the equipment mainboard because of the mainboard load of artifical equipment mainboard is with wrong, simultaneously, has also avoided this type of equipment mainboard that does not carry out effective test to flow into market.
Drawings
Fig. 1 is a schematic structural diagram of a testing apparatus for a device motherboard according to a first embodiment of the present invention;
fig. 2 is a schematic flow chart of a testing apparatus for a device motherboard according to a second embodiment of the present invention.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the following description, suffixes such as "module", "component", or "unit" used to denote elements are used only for facilitating the explanation of the present invention, and have no specific meaning in itself. Thus, "module", "component" or "unit" may be used mixedly.
In order to facilitate understanding of the embodiments of the present invention, the technical solutions of the present invention are explained in detail by several specific embodiments.
As shown in fig. 1, a first embodiment of the present invention provides a test apparatus for a device motherboard, wherein the device motherboard is applied to an electrical device such as an air conditioner and a television. Furthermore, the test apparatus for a device main board includes: host computer 110, lower computer 120 and data acquisition circuit 130.
The upper computer 110 and the lower computer 120 form a communication connection, the upper computer 110 issues a load starting instruction to the lower computer 120, and the lower computer 120 receives and responds to the load starting instruction to control the mainboard load in the equipment mainboard to be started; and the data acquisition circuit 130 acquires the operation data information of the mainboard load opened in the equipment mainboard, and uploads the operation data information to the upper computer 110, and the upper computer 110 performs comparison operation on the operation data, so as to realize the test of the equipment mainboard. And the operation data information is related current information and voltage information of the mainboard load.
Of course, in another embodiment, the upper computer 110 is also in communication connection with the data acquisition circuit 130.
Of course, in another embodiment, the functions performed by the upper computer 110 and the lower computer 120 can be performed by software running on the upper computer 110 and the lower computer 120.
Wherein the motherboard load includes, but is not limited to, one or more of the following: mainboard overcurrent protector, 7812 three terminal regulator, 7805 three terminal regulator and 7808 three terminal regulator.
Of course, in another embodiment, the testing apparatus for a device motherboard further includes: the asynchronous transfer data circuit 140. The asynchronous data transmission circuit is connected between the upper computer 110 and the lower computer 120, and is used for forwarding analog quantity information uploaded by the lower computer 120 to the upper computer 110. Of course, the asynchronous transmission data circuit 140 includes, but is not limited to, an RS232 communication circuit.
Of course, in another embodiment, the lower computer 120 can also control the motherboard load specified in the device motherboard to be turned on according to the load turn-on instruction. Such as: and controlling one or more of the mainboard overcurrent protector, the 7812 three-terminal voltage regulator, the 7805 three-terminal voltage regulator and the 7808 three-terminal voltage regulator to be turned on.
Of course, in another embodiment, the lower computer 120 feeds back load opening completion information to the upper computer 110, where the load opening completion information is used to represent that the mainboard load in the device mainboard is completely opened.
Specifically, if the upper computer 110 receives feedback load opening completion information within a preset time, the main board load of the equipment main board is opened in time, and the upper computer 110 can acquire the operation data information of the opened load through the data acquisition circuit 130 after receiving the load opening completion information.
Of course, in another embodiment, if the upper computer 110 does not receive the feedback load start completion information within the preset time, the upper computer 110 performs an error reporting operation.
Specifically, if the upper computer 110 does not receive feedback load opening completion information within the preset time, the main board load of the equipment main board cannot be opened in time or the main board equipment fails to be opened, and at the moment, the upper computer 110 directly performs error reporting operation, so that energy and time are saved, and a worker can be prompted to perform testing and improvement as soon as possible.
Certainly, in another embodiment, the data acquisition circuit 130 is further communicatively connected to the lower computer 120, and is configured to acquire running data information of the motherboard load that is turned on in the device motherboard, and upload the running data information to the upper computer 110 through the lower computer 120, so that the upper computer 110 performs comparison operation, and tests the device motherboard.
Of course, in this embodiment, the path for uploading the operation data information to the upper computer 110 by the data acquisition circuit 130 is not limited, and only needs to meet the requirements of this embodiment, and this path can be set by the user.
Of course, in another embodiment, the lower computer 120 is further configured to convert the operation data information uploaded by the data acquisition circuit 130 into analog quantity information, and upload the analog quantity information to the upper computer 110.
Of course, in another embodiment, the load open command is a 16-ary character string, and of course, in this embodiment, the specific form of the load open command is not limited, and only needs to meet the requirements of this embodiment.
Of course, in another embodiment, the data acquisition circuit 130 is integrated with the I \ O data acquisition card, and certainly, in this embodiment, the specific form of the data acquisition circuit 130 is not limited, and only the requirement of this embodiment is satisfied.
Therefore, the upper computer 110 issues a load starting instruction to the lower computer 120, and the lower computer 120 responds to the load starting instruction to control the operation of the mainboard load on the equipment mainboard, so that the data acquisition circuit 130 can acquire the operation data information of the mainboard loads, and the data acquisition circuit 130 uploads the operation data information to the upper computer 110, so that the upper computer 110 can automatically compare the operation data information to complete the test of the equipment mainboard, and the equipment mainboard can be monitored. And this has avoided leading to the problem that test fixture can't effectively test the equipment mainboard because of the mainboard load of artifical equipment mainboard is with wrong, simultaneously, has also avoided this type of equipment mainboard that does not carry out effective test to flow into market.
In order to facilitate understanding of the embodiments of the present invention, the technical solution of the present invention is explained in detail by the second embodiment.
In this embodiment, the equipment motherboard is an air conditioner motherboard. The upper computer software is firstly communicated with the lower computer software to control the lower computer software to supply power to the air conditioner mainboard. After the power supply is finished, the upper computer software is in butt joint communication with the air conditioner mainboard, after the butt joint is finished, the upper computer software starts to send a butt joint instruction to the lower computer 120 through a communication protocol, and after the lower computer 120 receives the butt joint instruction, the lower computer software starts to perform communication data exchange butt joint with the air conditioner tested board.
After the butt joint is finished, the upper computer software acquires the related data of the air conditioner mainboard through an air conditioner communication protocol, and sends the mainboard load needing to be started to the lower computer 120 in a 16-system character string (equivalent to the load starting instruction) mode; after the lower computer 120 receives the character string instruction sent by the upper computer 110, the lower computer software starts to control the air conditioner mainboard to synchronously start the mainboard load corresponding to the air conditioner mainboard. After the mainboard load is started, the lower computer 120 feeds back the 16-system character string for controlling the start of the related load of the air conditioner mainboard to the upper computer 110 through the RS232 communication circuit.
The I \ o data acquisition card is used for acquiring operation data information of the mainboard load, the acquired operation data information is sent to the lower computer 120, and the lower computer 120 converts and analyzes the operation data information after receiving the operation data information, such as: and converting the operation data information into an analog quantity signal. And then the conversion results are sent to the upper computer 110 through an RS232 communication circuit. And the upper computer software compares the conversion results to obtain a final result, so that the test of the air conditioner mainboard is completed.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. A test device for a device motherboard, comprising:
an upper computer;
the lower computer is in communication connection with the upper computer and is used for receiving and responding to a load opening instruction sent by the upper computer so as to control the opening of the mainboard load in the equipment mainboard;
and the data acquisition circuit is used for acquiring the running data information of the mainboard load started in the equipment mainboard and sending the running data information to the upper computer for comparison and operation so as to realize the test of the equipment mainboard.
2. The device board testing apparatus of claim 1, wherein the data acquisition circuit is communicatively connected to the upper computer, and is configured to upload the operating data information to the upper computer.
3. The device board testing apparatus of claim 1, wherein the data acquisition circuit is communicatively connected to the lower computer, and configured to upload the operation data information to the upper computer via the lower computer.
4. The device board testing apparatus according to claim 1, wherein the lower computer feeds back load start completion information to the upper computer, the load start completion information being used to represent that the board load in the device board is completed.
5. The apparatus according to claim 1, wherein if the upper computer does not receive the feedback load start completion information within a preset time, the upper computer performs an error reporting operation.
6. The device board testing apparatus of claim 1, wherein the lower computer is further configured to convert the operation data information uploaded by the data acquisition circuit into analog information, and upload the analog information to the upper computer.
7. The apparatus according to claim 6, further comprising:
and the asynchronous data transmission circuit is connected between the upper computer and the lower computer and is used for forwarding the analog quantity information uploaded by the lower computer to the upper computer.
8. The device board test apparatus according to claim 1, wherein the load open command is a 16-ary character string.
9. The device of claim 1, wherein the data acquisition circuit is integrated with an I \ O data acquisition card.
10. The device board test apparatus according to any one of claims 1 to 9, wherein the board load comprises one or more of: mainboard overcurrent protector, 7812 three terminal regulator, 7805 three terminal regulator and 7808 three terminal regulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911128549.8A CN110726928A (en) | 2019-11-18 | 2019-11-18 | Testing device for equipment mainboard |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911128549.8A CN110726928A (en) | 2019-11-18 | 2019-11-18 | Testing device for equipment mainboard |
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| Publication Number | Publication Date |
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| CN110726928A true CN110726928A (en) | 2020-01-24 |
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| CN201911128549.8A Pending CN110726928A (en) | 2019-11-18 | 2019-11-18 | Testing device for equipment mainboard |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112241378A (en) * | 2020-10-16 | 2021-01-19 | 珠海格力电器股份有限公司 | Device for BMS system and network topology structure thereof |
| CN114217209A (en) * | 2021-12-14 | 2022-03-22 | 厦门芯阳科技股份有限公司 | Multi-station PCBA board detection method |
-
2019
- 2019-11-18 CN CN201911128549.8A patent/CN110726928A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112241378A (en) * | 2020-10-16 | 2021-01-19 | 珠海格力电器股份有限公司 | Device for BMS system and network topology structure thereof |
| CN112241378B (en) * | 2020-10-16 | 2023-05-02 | 珠海格力电器股份有限公司 | Device for BMS system and system of network topology structure thereof |
| CN114217209A (en) * | 2021-12-14 | 2022-03-22 | 厦门芯阳科技股份有限公司 | Multi-station PCBA board detection method |
| CN114217209B (en) * | 2021-12-14 | 2023-06-30 | 厦门芯阳科技股份有限公司 | Multi-station PCBA board detection method |
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