CN211180803U - Flash test fixture and system - Google Patents
Flash test fixture and system Download PDFInfo
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- CN211180803U CN211180803U CN201922370596.5U CN201922370596U CN211180803U CN 211180803 U CN211180803 U CN 211180803U CN 201922370596 U CN201922370596 U CN 201922370596U CN 211180803 U CN211180803 U CN 211180803U
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Abstract
The utility model discloses a flash test fixture and a system, wherein the flash test fixture comprises a flash test seat, a main controller, a signal converter and a USB interface; one end of the main controller is connected with the flash test seat, and the other end of the main controller is connected with one end of the signal converter; the other end of the signal converter is connected with the USB interface; the signal converter realizes the mutual conversion between the PCIE signal and the USB signal; the flash test system comprises a plurality of flash test fixtures and a hub, and the plurality of flash test fixtures are respectively connected with the hub through the USB interface; make the test to flash directly realize through the USB interface, and the USB interface supports hot plug to insert, need not restart the PC end when changing flash, only need to carry out once to flash test fixture and pull out insert just can, easily extension, can expand a USB interface for a plurality of in order to constitute flash test system through with the help of hub, can realize testing a plurality of flashes in the flash test fixture simultaneously, extra work load in the flash test process has been reduced, and the efficiency of software testing is greatly improved.
Description
Technical Field
The utility model relates to a memory field especially relates to a flash test fixture and system.
Background
The quality of flash is extremely important for memory devices, and high-quality flash not only can provide better read-write speed and use performance, but also has obvious advantages in error correction capability and service life. Enterprises can test different flashes when producing storage devices, including card opening, sorting (sorting) and the like, and the flashes can be classified into different grades through sorting, and high-quality flashes are preferentially manufactured into products with high requirements on the quality of the flashes, such as solid state disks. The flash with general quality is manufactured into products which have low requirements on the flash, such as a U disk and the like. While some flash that may affect memory performance is not used.
The traditional flash test is mainly operated by connecting a computer with a flash. The PCIE interface position of the computer main board end is limited, which results in limited flash of one test, and when the flash is tested through the PCIE interface, the computer is required to be closed when the flash is replaced each time, and the flash is restarted after being connected with a new group of flash, so that a plurality of extra workloads are increased when the flash is tested, and the test efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a flash test fixture and system are provided, the efficiency of testing of flash can be improved.
In order to solve the technical problem, the utility model discloses a technical scheme be:
a flash test fixture comprises a flash test seat, a main controller, a signal converter and a USB interface;
one end of the main controller is connected with the flash test seat, and the other end of the main controller is connected with one end of the signal converter;
the other end of the signal converter is connected with the USB interface;
the signal converter realizes the mutual conversion between the PCIE signal and the USB signal.
In order to solve the technical problem, the utility model discloses a another technical scheme be:
a flash test system comprises a hub and a plurality of flash test fixtures;
the plurality of flash test fixtures are respectively connected with the hub through the USB interfaces.
The beneficial effects of the utility model reside in that: by additionally arranging the signal converter and the USB interface in the flash test fixture, the flash test seat, the main controller, the signal converter and the USB interface are sequentially connected, and the signal converter realizes the mutual conversion between the PCIE signal and the USB signal; the flash test fixture can be connected with the PC end through the USB interface, the PCIE signal that signal converter sent the master controller is converted into the USB signal and sends for the PC end, the USB signal that comes from the PC end that will receive from the USB interface is converted into the PCIE signal and is given the main control end in order to realize operating the flash in the flash test fixture, make the test to flash can directly realize through the USB interface, and the USB interface supports hot plug, need not restart the PC end when changing flash, only need to carry out once to the flash test fixture and pull out and insert just can, and also easily expand, can realize simultaneously testing a plurality of flash through with the help of external equipment, the extra work load in the flash test process has been reduced, and the efficiency of software testing is improved.
Drawings
Fig. 1 is a schematic structural diagram of a flash test fixture according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a flash test system according to an embodiment of the present invention.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1, the present invention adopts a technical solution as follows:
a flash test fixture comprises a flash test seat, a main controller, a signal converter and a USB interface;
one end of the main controller is connected with the flash test seat, and the other end of the main controller is connected with one end of the signal converter;
the other end of the signal converter is connected with the USB interface;
the signal converter realizes the mutual conversion between the PCIE signal and the USB signal.
From the above description, the beneficial effects of the present invention are: by additionally arranging the signal converter and the USB interface in the flash test fixture, the flash test seat, the main controller, the signal converter and the USB interface are sequentially connected, and the signal converter realizes the mutual conversion between the PCIE signal and the USB signal; the flash test fixture can be connected with the PC end through the USB interface, the PCIE signal that signal converter sent the master controller is converted into the USB signal and sends for the PC end, the USB signal that comes from the PC end that will receive from the USB interface is converted into the PCIE signal and is given the main control end in order to realize operating the flash in the flash test fixture, make the test to flash can directly realize through the USB interface, and the USB interface supports hot plug, need not restart the PC end when changing flash, only need to carry out once to the flash test fixture and pull out and insert just can, and also easily expand, can realize simultaneously testing a plurality of flash through with the help of external equipment, the extra work load in the flash test process has been reduced, and the efficiency of software testing is improved.
Further, the device comprises a plurality of flash test sockets;
the plurality of flash test sockets are respectively connected with one end of the main controller.
According to the description, one flash test fixture comprises the plurality of flash test seats, so that the plurality of flashes can be simultaneously tested, and the test efficiency is improved.
Furthermore, the device also comprises a power interface and a power key;
one end of the power supply key is connected with the main controller, and the other end of the power supply key is connected with the power supply interface.
According to the description, the power key is connected between the power interface and the main controller, when the flash is required to be powered off, the power key serving as a power switch is only required to be turned off, a computer is not required to be restarted, and the flash test fixture is not required to be plugged, so that the operation in the test process is further reduced, and the test time is saved.
Furthermore, the flash test seat, the main controller, the signal converter, the USB interface, the power supply key and the power supply interface are integrated on a circuit board.
According to the description, the flash test fixture is integrated on the circuit board, so that the integrated design is realized, the flash test fixture is miniaturized, and the flash test fixture is convenient to carry and operate.
Further, the signal converter is of a model JMS 583.
Further, the USB interface is a USB 3.0 interface or a USB 3.1 interface.
According to the above description, the USB interface is USB 3.0 or USB 3.1, which can improve data transmission during the test process and further improve the test efficiency.
Further, the power interface can be connected with a lithium battery or a storage battery.
As can be seen from the above description, the flash test fixture can be powered by the lithium battery, and the flash test fixture can also be powered by the storage battery, so that the use flexibility is high.
Referring to fig. 2, another technical solution adopted by the present invention is:
a flash test system comprises a hub and a plurality of flash test fixtures;
the plurality of flash test fixtures are respectively connected with the hub through the USB interfaces.
According to the description, one USB interface can be converted into a plurality of USB interfaces through the hub, so that a plurality of flash test fixtures can be connected through the hub at the same time, the test speed of the flash in the flash test fixtures by the PC side is not influenced, the flash in the flash test fixtures is tested at the same time, the expansion of the number of the flash which can be tested at one time is effectively and reliably realized, and the test efficiency of the flash is improved.
Referring to fig. 1, a first embodiment of the present invention is:
a flash test fixture comprises a flash test seat, a main controller, a signal converter and a USB interface;
one end of the main controller is connected with the flash test seat, and the other end of the main controller is connected with one end of the signal converter, wherein the main controller can be a solid state disk main controller, and flash to be tested is selected by the solid state disk main controller;
the other end of the signal converter is connected with the USB interface;
the signal converter realizes the mutual conversion between PCIE signals and USB signals, the operation control signals of the PC end to the flash are transmitted to the signal converter through the USB interface, the signal converter converts the USB signals into PCIE signals and then transmits the PCIE signals to the main controller, and the main controller transmits the PCIE signals to the flash to realize the test of the flash; after the flash test is finished, a corresponding feedback signal is transmitted to the main controller, the main controller forwards the feedback signal to the signal converter, the signal converter converts a PCIE signal sent by the main controller into a USB signal, and the USB signal is transmitted to the PC end through the USB interface; the type of the signal converter can be selected according to the requirement, and preferably, the type of the signal converter is JMS583, and the type of the master controller is sm2263 xt.
The flash test fixture can be used for testing flash such as opening and selecting (debugging);
the number of the flash test sockets can be multiple;
the plurality of flash test seats are respectively connected with one end of the main controller;
the USB interface is a USB 3.0 interface or a USB 3.1 interface;
preferably, the device also comprises a power interface and a power key;
one end of the power supply key is connected with the main controller, and the other end of the power supply key is connected with the power supply interface;
the power interface can be connected with a lithium battery or a storage battery;
when the flash is needed to be powered off, the power can be off only by turning off the power key, and the PC end is not needed to be restarted;
preferably, the flash test socket, the main controller, the signal converter, the USB interface, the power supply key and the power supply interface are integrated on a PCB circuit board.
Referring to fig. 2, a second embodiment of the present invention is:
a flash test system comprises a hub and a plurality of flash test fixtures in the first embodiment;
the plurality of flash test fixtures are respectively connected with the hub through the USB interfaces;
the hub is a USB hub, and one USB interface can be expanded into a plurality of USB interfaces through the USB hub;
preferably, the hub is a USB 3.0hub or a USB 3.1 hub.
To sum up, the utility model provides a flash test fixture and system, through add signal converter and USB interface in flash test fixture, flash test seat, master controller, signal converter and USB interface connect gradually, signal converter realizes the interconversion between PCIE signal and the USB signal to flash test fixture is equipped with switch; the flash test fixture can be connected with the PC end through the USB interface, the signal converter converts PCIE signals sent by the main controller into USB signals to be sent to the PC end, converts the USB signals from the PC end received by the USB interface into PCIE signals to be sent to the main control end so as to realize the operation of the flash in the flash test fixture, the flash test can be directly realized through the USB interface which supports hot plug, when the flash is replaced, the PC end does not need to be restarted, the flash test fixture only needs to be plugged once, and the flash can be powered on and off directly through the power switch, so that the operation in the test process is further reduced, and also easily expand, can expand into a plurality of in order to constitute flash test system with the help of hub with a USB interface, can realize simultaneously testing a plurality of flashes in flash test fixture, reduced extra work load in the flash test process, improved efficiency of software testing greatly.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (8)
1. A flash test fixture is characterized by comprising a flash test seat, a main controller, a signal converter and a USB interface;
one end of the main controller is connected with the flash test seat, and the other end of the main controller is connected with one end of the signal converter;
the other end of the signal converter is connected with the USB interface;
the signal converter realizes the mutual conversion between the PCIE signal and the USB signal.
2. The flash test fixture of claim 1, comprising a plurality of flash test sockets;
the plurality of flash test sockets are respectively connected with one end of the main controller.
3. The flash test fixture of claim 1, further comprising a power interface and a power button;
one end of the power supply key is connected with the main controller, and the other end of the power supply key is connected with the power supply interface.
4. The flash test fixture of claim 3, wherein the flash test socket, the main controller, the signal converter, the USB interface, the power button and the power interface are integrated on a circuit board.
5. The flash test fixture of any one of claims 1-4, wherein the signal converter is JMS 583.
6. The flash test fixture of any one of claims 1 to 4, wherein the USB interface is a USB 3.0 interface or a USB 3.1 interface.
7. The flash test fixture of claim 3, wherein the power interface is connectable to a lithium battery or a storage battery.
8. A flash test system comprising hub and a plurality of flash test fixtures according to any one of claims 1 to 7;
the plurality of flash test fixtures are respectively connected with the hub through the USB interfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922370596.5U CN211180803U (en) | 2019-12-24 | 2019-12-24 | Flash test fixture and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922370596.5U CN211180803U (en) | 2019-12-24 | 2019-12-24 | Flash test fixture and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211180803U true CN211180803U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922370596.5U Active CN211180803U (en) | 2019-12-24 | 2019-12-24 | Flash test fixture and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211180803U (en) |
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2019
- 2019-12-24 CN CN201922370596.5U patent/CN211180803U/en active Active
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Address after: 518000 floors 1-3 and 4 of buildings 4 and 8, zone 2, Zhongguan honghualing Industrial South Zone, No. 1213 Liuxian Avenue, Pingshan community, Taoyuan Street, Nanshan District, Shenzhen, Guangdong Patentee after: BIWIN STORAGE TECHNOLOGY Co.,Ltd. Address before: 518000 1st, 2nd, 4th and 6th floors of No.4 factory building of tongfuyu industrial city, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: BIWIN STORAGE TECHNOLOGY Co.,Ltd. |