CN108134930A - A kind of test adaptor plate - Google Patents
A kind of test adaptor plate Download PDFInfo
- Publication number
- CN108134930A CN108134930A CN201711439931.1A CN201711439931A CN108134930A CN 108134930 A CN108134930 A CN 108134930A CN 201711439931 A CN201711439931 A CN 201711439931A CN 108134930 A CN108134930 A CN 108134930A
- Authority
- CN
- China
- Prior art keywords
- adaptor plate
- test adaptor
- link block
- motherboard
- daughter board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/002—Diagnosis, testing or measuring for television systems or their details for television cameras
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
Abstract
The invention discloses a kind of test adaptor plate, for the test adaptor plate for connecting motherboard and daughter board, the test adaptor plate includes the first link block, switch module and the second link block, wherein, first link block connects the motherboard；Second link block connects the daughter board；The switch module connects first link block and the second link block, for controlling disconnection and being closed the test adaptor plate, improves the testing efficiency of product.
Description
Technical field
The invention belongs to camcorder technology fields, more particularly to test adaptor plate.
Background technology
Web camera（IP Camera, IPC）, mainly by processor CPU motherboards and imaging sensor（Sensor）Son
Plate is formed.The hardware design of web camera, based on reduce image sensor feature temperature or with product shell physical fit,
Would generally carry out scoreboard design, i.e., motherboard is cpu circuit, daughter board is image sensor circuit, the control between motherboard and daughter board and
Data-signal uses FPC（Or FFC connections, as shown in Figure 1.
Web camera needs to focus to the camera lens being fixed on daughter board just make imaging sensor clear in production
Clear imaging, it is common practice that after electric system on a whole set of bare board model machine starts, be placed in focusing tool station and focused and be imaged
Dirty test etc., but motherboard is required for starting during each test, the motherboard startup time is longer, generally requires about two
By three minutes, production line test efficiency is seriously affected.And power on the side for being then transferred to focusing platform and testing in advance by covering model machine to be measured more
Method although power-on time can be saved, can increase artificial and area of work, and scoreboard band electrotransfer is easy under bare machine state
Damage model machine.
The present invention is based on this, provides a kind of test adaptor plate for connecting motherboard and daughter board, and test every time only need to plug daughter board,
Solve the problems, such as that testing efficiency of the prior art is low.
Invention content
In consideration of it, the purpose of the present invention is to provide a kind of test adaptor plate, the testing efficiency of product is improved.
According to foregoing invention purpose, the present invention provides a kind of test adaptor plate, and the test adaptor plate is used to connect motherboard
And daughter board, the test adaptor plate include the first link block, switch module and the second link block, wherein,
First link block connects the motherboard；
Second link block connects the daughter board；
The switch module connects first link block and the second link block, and the test is disconnected and be closed for controlling
Pinboard.
Preferably, the test adaptor plate further includes reseting module, is connect with second link block, for exporting one
For reset signal to second link block, second link block sends the reset signal to the daughter board.
Preferably, first link block exports the data-signal from the motherboard to the described second connection mould
Block and by the power supply signal from the motherboard and control signal export to the switch module.
Preferably, when the test adaptor plate in the closure state, the switch module export the power supply signal and
Signal is controlled to second link block.
Preferably, the switch module includes a power protecting circuit, and the power protecting circuit includes the first inductance, the
Two inductance, third inductance and the first capacitance, wherein,
First output level is connected in series with first inductance, and is connected in parallel with first capacitance；
Second output level is connected in series with second inductance；
Third output level is connected in series with the third inductance.
Preferably, second link block exports the data-signal, power supply signal and control signal to the daughter board.
Preferably, the motherboard includes a control module, for when monitoring the daughter board, sending initialization command extremely
The daughter board.
Preferably, the control module is additionally operable to after the motherboard electrifying startup, and it is low electricity to control the data-signal
Ordinary mail number.
Preferably, the test adaptor plate further includes an indicating lamp module, and disconnection is in for working as the test adaptor plate
During state, extinguish the indicator light；When the test adaptor plate in the closure state, light the indicator light.
Preferably, the test adaptor plate further includes mounting hole, for fixing the test adaptor plate and the motherboard.
Compared with prior art, test adaptor plate provided by the invention, has the advantages that：The present invention provides a kind of
The test adaptor plate of motherboard and daughter board is connected, in the focusing test of network shooting machine production line, motherboard is constantly in system and opens
Dynamic operating status, motherboard do not need to power-down rebooting, only need to plug daughter board to be tested during test every time, so as to quickly export video
Image completes lens focus test etc., saves the system start-up time of motherboard, reduce the testing time, improves test effect
Rate and producing line efficiency, improve production capacity；The facility of operation is brought to the worker of product line；Program cost lower security, structure
It is simple easily to realize；The interface of different types of motherboard and daughter board can be directed to, test adaptor plate can do compatible design, improve test
The versatility of pinboard.
Description of the drawings
Below by a manner of clearly understandable, preferred embodiment is described with reference to the drawings, to a kind of the upper of test adaptor plate
Characteristic, technical characteristic, advantage and its realization method is stated to be further described.
Fig. 1 is a kind of composition structure diagram of web camera in the prior art of the present invention；
Fig. 2 is a kind of composition structure diagram of test adaptor plate of the present invention；
Fig. 3 is the circuit structure diagram of the test adaptor plate of a specific embodiment of the invention.
Reference numeral：
The first output levels of 3V3_1., the second output levels of 3V3_2., 1V8_2. third output levels,
L1. the first inductance, the second inductance of L2., L3. third inductance, the first capacitances of C1..
Specific embodiment
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, control is illustrated below
The specific embodiment of the present invention.It should be evident that the accompanying drawings in the following description is only some embodiments of the present invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing, and obtain other embodiments.
To make simplified form, part related to the present invention is only schematically shown in each figure, they are not represented
Its practical structures as product.In addition, so that simplified form is easy to understand, there is identical structure or function in some figures
Component only symbolically depicts one of those or has only marked one of those.Herein, "one" is not only represented
" only this " can also represent the situation of " more than one ".
As shown in Fig. 2, according to one embodiment of present invention, a kind of test adaptor plate, the test adaptor plate is used to connect
Motherboard and daughter board are connect, the pinboard includes the first link block 20,21 and second link block 22 of switch module, wherein,
First link block 20 connects the motherboard；
Second link block 22 connects the daughter board；
The switch module connects 21 and connects 20 and second link block 22 of the first link block, and institute is disconnected and be closed for controlling
State test adaptor plate.
One embodiment of the invention, the test adaptor plate further include reseting module, the reseting module and described second
Link block connects, one reset signal of output to second link block, and second link block sends described reset and believes
Number to the daughter board.Specifically, the reseting module includes a reset chip, which powers in the test adaptor plate
When, for output 200ms reset signals to the second link block, second link block exports the reset signal to daughter board, antithetical phrase
Plate is resetted.
By the technical solution, when the test adaptor plate after the power is turned on, daughter board is resetted, daughter board is in and resets shape
State.After group sheet reset, after motherboard monitors daughter board, initialization command is sent, system loads are carried out to daughter board.Work as daughter board
It completes after starting, the motherboard and the communication of daughter board data start normal transmission.
For the test adaptor plate for connecting motherboard and daughter board, the motherboard passes through the test adaptor plate and the daughter board
Into row data communication.The pinboard includes the first link block 20,21 and second link block 22 of switch module.
First link block 20 passes through flexible PCB with motherboard（Flexible Printed Circuit, FPC）
Or flexible flat cable（Flexible Flat Cable, FFC）Be attached, receive the data-signal from the motherboard,
Power supply signal and control signal.Specifically, the first link block 20 includes ZIF connector（Zero Insert Force, homodyne
The socket of pull out force）, the flexible PCB or flexible flat cable are inserted into the ZIF sockets of the test adaptor plate, it is described
Test adaptor plate and the motherboard establish physical connection channel.First link block 20 respectively with the switch module and institute
State the connection of the second link block.First link block 20 from by the data-signal of the motherboard export to described second connect
Connection module 22.First link block 20 exports the power supply signal from the motherboard and control signal to the switching molding
Block.
The switch module 21 is connect with second link block 22.The control of switch module 21 is disconnected and is closed
The test adaptor plate.When the test adaptor plate in the closure state, the electricity that will be obtained from first link block 20
Source signal and control signal, export to second link block 22, and second link block is by the power supply signal and control
Signal processed is exported to the daughter board.The specific embodiment of the present invention, the switch module 21 include a multitool commutator.When
When the multitool commutator is off, the signal quilt between the switch module 21 and second link block 22
It interrupts, the test adaptor plate is in signal off-state with the motherboard and daughter board.When the multitool commutator is in
During closed state, the switch module exports the power supply signal of reception and control signal to second link block 22, institute
It states test adaptor plate and is in signal connection status with the motherboard and daughter board.
According to the technical solution, the power supply of the daughter board needs to be powered by the motherboard, the power supply of the motherboard
Signal and control signal belong to high level signal, and high level signal has high voltage, and the survey is controlled by the switch module
The disconnection of preliminary operation fishplate bar and closure prevent the daughter board from causing to damage the component on daughter board with electric socket board.
Preferably, the switch module includes a power protecting circuit, and the power protecting circuit includes the first inductance, the
Two inductance, third inductance and the first capacitance, wherein,
First output level is connected in series with first inductance, and is connected in parallel with first capacitance；
Second output level is connected in series with second inductance；
Third output level is connected in series with the third inductance.
The specific embodiment of the present invention, as shown in Figure 3.The switch module includes a power protecting circuit.Specifically,
The power protecting circuit includes the first output level 3V3_1, the second output level 3V3_2, third output level 1V8_2, the
One inductance L1, the second inductance L2, third inductance L3, the first capacitance C1, wherein, the first output level 3V3_1 and the described first electricity
Sense L1 is connected in series with；Second output level 3V3_2 is connected in series with the second inductance L2；Third output level 1V8_2 and institute
It states third inductance and is connected in series with L3.First output level 3V3_1 is connected in parallel with the first capacitance C1.
According to the technical solution, an inductance of connecting on power supply signal prevents the switch module in the wink of switch connection
Between current over pulse, prevent current over pulse cause damage rear class component.In the power supply signal being connect with first link block
It is connected in parallel with a capacitance, the capacitance is for preventing Voltage Drop, to prevent the switch module in the moment of switch connection, institute
The supply voltage for stating motherboard is pulled low, and leads to motherboard power-off reset.
Second link block 22, connect with the daughter board, exports the data-signal, power supply signal and control signal
To the daughter board.Specifically, the second link block 22 includes ZIF connector, by the flexible PCB or flexible flat electricity
Cable is inserted into the ZIF sockets of the test adaptor plate, and the test adaptor plate and the daughter board establish physical connection channel.
Preferably, the motherboard includes a control module, for when monitoring the daughter board, sending initialization command extremely
The daughter board.
When the daughter board after the power is turned on, it is described when the control module monitors that the daughter board is inserted into the test adaptor plate
Control module sends initialization command to the daughter board by the test adaptor plate.After the completion of daughter board initialization, institute
State the startup of daughter board system.Data communication channel is established between the motherboard and daughter board.The specific embodiment of the present invention, the mother
Plate passes through I2C data-signals with the daughter board（Inter-Integrated Circuit, IC bus）It communicates, leads to
Cross the transmission for the control command that I2C data-signals are completed between the motherboard and daughter board.Specifically, when the daughter board after the power is turned on, institute
It states motherboard and monitors whether the daughter board is inserted into the test adaptor plate by I2C data-signals.When monitoring the daughter board,
Initialization command is exported by I2C data-signals, system initialization is carried out to the daughter board.When daughter board initialization is completed simultaneously
And after system start completion, the data communication between the motherboard and daughter board is normal, and test is performed to the motherboard and daughter board.When
After the daughter board power down, when the motherboard does not monitor daughter board by I2C data-signals, the motherboard, which is in, monitors the son
The state whether plate accesses.
Preferably, the control module is additionally operable to after the motherboard electrifying startup, and it is low electricity to control the data-signal
Ordinary mail number.
One embodiment of the invention, after the motherboard electrifying startup, it is low that the control module, which controls the data-signal,
Level signal.The data-signal is high level signal, and the data that motherboard is output to test adaptor plate by control module are believed
Number low level is set as, avoids causing the data-signal of the daughter board from judging by accident, meanwhile, high level signal has high voltage, prevents
Component on the test adaptor plate powered on moment damage daughter board；It is low level to set data-signal by software, is not needed to
Using switching device, hardware cost is reduced.
Preferably, the test adaptor plate further includes an indicating lamp module, and disconnection is in for working as the test adaptor plate
During state, extinguish the indicator light；When the test adaptor plate in the closure state, light the indicator light.
One embodiment of the invention is more easily tested for tester, is disconnected when the test adaptor plate is in
During state, the indicator light extinguishes, and the daughter board is inserted into the test adaptor plate by tester；At the test adaptor plate
When closed state, the indicator light is lighted；After the completion of test, when the test adaptor plate is off, the finger
Show that lamp extinguishes, tester removes the daughter board.
One embodiment of the invention, the test adaptor plate further include mounting hole, for fix the test adaptor plate and
The motherboard.Specifically, screw hole is set on the test adaptor plate, test adaptor plate and motherboard is fixed by screw hole.
The specific embodiment of the present invention carries out specifically test process below by the test adaptor plate of the present invention
It is bright.The motherboard and test adaptor plate are mounted on testboard by tester, and the motherboard completes test software burning.It beats
The multitool commutator of the test adaptor plate is opened, the test adaptor plate is off, on the test adaptor plate
Indicator light extinguish, the daughter board is inserted into the ZIF sockets of the test adaptor plate by tester.It is closed the test adaptor plate
Multitool double-throw open, the test adaptor plate is in closed state, and the indicator light on the test adaptor plate is lighted.The motherboard
It monitors the daughter board, sends initialization command to the daughter board.After the completion of daughter board initialization, system start completion,
It is established between the motherboard and the daughter board and completes data communication channel.Tester performs test to the motherboard and daughter board.
After the completion of test, tester opens the multitool commutator of the test adaptor plate, the instruction on the test adaptor plate
Lamp extinguishes, and tester extracts the daughter board from the ZIF sockets of the test adaptor plate.Then aforesaid operations process is repeated,
Start the test of next daughter board.
It according to the technical solution, is tested by the test adaptor plate for connecting motherboard and daughter board, is only needed during test every time
Daughter board to be tested is plugged, so as to complete system testing, motherboard is saved and starts the time, reduce the testing time, improve
Testing efficiency and producing line efficiency；The facility of operation is brought to the worker of product line；Program cost lower security, it is simple in structure
Easily realize；The interface of different types of motherboard and daughter board can be directed to, test adaptor plate can do compatible design, improve test adaptor
The versatility of plate.
In conclusion the present invention is tested by connecting the test adaptor plate of motherboard and daughter board, reduce the testing time,
Improve testing efficiency and producing line efficiency.
It should be noted that above-described embodiment can be freely combined as needed.The above is only the preferred of the present invention
Embodiment, it is noted that for those skilled in the art, in the premise for not departing from the principle of the invention
Under, several improvements and modifications can also be made, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of test adaptor plate, the test adaptor plate is used to connect motherboard and daughter board, which is characterized in that the test adaptor
Plate includes the first link block, switch module and the second link block, wherein,
First link block connects the motherboard；
Second link block connects the daughter board；
The switch module connects first link block and the second link block, and the test is disconnected and be closed for controlling
Pinboard.
2. test adaptor plate as described in claim 1, which is characterized in that the test adaptor plate further includes reseting module, with
The second link block connection, for exporting a reset signal to second link block, the second link block hair
The reset signal is sent to the daughter board.
3. test adaptor plate as described in claim 1, which is characterized in that
Data-signal from the motherboard is exported to second link block and will come from by first link block
The power supply signal and control signal of the motherboard are exported to the switch module.
4. test adaptor plate as claimed in claim 3, which is characterized in that
When the test adaptor plate in the closure state, the switch module exports the power supply signal and control signal to institute
State the second link block.
5. test adaptor plate as claimed in claim 4, which is characterized in that the switch module includes a power protecting circuit,
The power protecting circuit includes the first inductance, the second inductance, third inductance and the first capacitance, wherein,
First output level is connected in series with first inductance, and is connected in parallel with first capacitance；
Second output level is connected in series with second inductance；
Third output level is connected in series with the third inductance.
6. test adaptor plate as claimed in claim 4, which is characterized in that
Second link block exports the data-signal, power supply signal and control signal to the daughter board.
7. test adaptor plate as claimed in claim 6, which is characterized in that the motherboard includes a control module, for when prison
When measuring the daughter board, initialization command is sent to the daughter board.
8. test adaptor plate as claimed in claim 7, which is characterized in that the control module is additionally operable to power on when the motherboard
After startup, it is low level signal to control the data-signal.
9. test adaptor plate as described in claim 1, which is characterized in that the test adaptor plate further includes an indicator light mould
Block, for when the test adaptor plate is off, extinguishing the indicator light；It is closed when the test adaptor plate is in
During state, the indicator light is lighted.
10. test adaptor plate as described in claim 1, which is characterized in that the test adaptor plate further includes mounting hole, is used for
The fixed test adaptor plate and the motherboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711439931.1A CN108134930A (en) | 2017-12-27 | 2017-12-27 | A kind of test adaptor plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711439931.1A CN108134930A (en) | 2017-12-27 | 2017-12-27 | A kind of test adaptor plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108134930A true CN108134930A (en) | 2018-06-08 |
Family
ID=62392953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711439931.1A Withdrawn CN108134930A (en) | 2017-12-27 | 2017-12-27 | A kind of test adaptor plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108134930A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110753219A (en) * | 2018-07-24 | 2020-02-04 | 杭州海康威视数字技术股份有限公司 | Image sensor detection equipment |
| CN110779565A (en) * | 2019-11-13 | 2020-02-11 | 陕西航空电气有限责任公司 | Panel type digital instrument with automatic conversion function |
| WO2020087579A1 (en) * | 2018-10-30 | 2020-05-07 | 重庆先进光电显示技术研究院 | Detection apparatus for display panel and detection method therefor |
| CN112083257A (en) * | 2020-09-22 | 2020-12-15 | 中国科学院长春光学精密机械与物理研究所 | CMOS image sensor's testing arrangement |
| CN113484720A (en) * | 2021-06-30 | 2021-10-08 | 展讯半导体(南京)有限公司 | Chip test switching device |
-
2017
- 2017-12-27 CN CN201711439931.1A patent/CN108134930A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110753219A (en) * | 2018-07-24 | 2020-02-04 | 杭州海康威视数字技术股份有限公司 | Image sensor detection equipment |
| WO2020087579A1 (en) * | 2018-10-30 | 2020-05-07 | 重庆先进光电显示技术研究院 | Detection apparatus for display panel and detection method therefor |
| US11176857B2 (en) | 2018-10-30 | 2021-11-16 | Chongqing Advance Display Technology Research | Display panel testing apparatus and testing method |
| CN110779565A (en) * | 2019-11-13 | 2020-02-11 | 陕西航空电气有限责任公司 | Panel type digital instrument with automatic conversion function |
| CN112083257A (en) * | 2020-09-22 | 2020-12-15 | 中国科学院长春光学精密机械与物理研究所 | CMOS image sensor's testing arrangement |
| CN113484720A (en) * | 2021-06-30 | 2021-10-08 | 展讯半导体(南京)有限公司 | Chip test switching device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201027 Address after: No. 2-3167, zone a, Nonggang City, No. 2388, Donghuan Avenue, Hongjia street, Jiaojiang District, Taizhou City, Zhejiang Province Applicant after: Taizhou Jiji Intellectual Property Operation Co.,Ltd. Address before: 201616 Shanghai city Songjiang District Sixian Road No. 3666 Applicant before: Phicomm (Shanghai) Co.,Ltd. |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180608 |