CN213150369U - USB DOM electronic disk testing device based on USB HUB cluster - Google Patents
USB DOM electronic disk testing device based on USB HUB cluster Download PDFInfo
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- CN213150369U CN213150369U CN202022153235.8U CN202022153235U CN213150369U CN 213150369 U CN213150369 U CN 213150369U CN 202022153235 U CN202022153235 U CN 202022153235U CN 213150369 U CN213150369 U CN 213150369U
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Abstract
The utility model discloses a USB DOM electronic disk testing arrangement based on USB HUB cluster, it is including 2 interface unit, interface unit is used for connecting the host computer, and every interface unit is connected with 2 USB HUB chips, and every USB HUB chip is connected with 4 USB interfaces, the USB interface is 9PIN public needle USB interfaces, 2 interface unit, 4 USB HUB chip and 16 the USB interface is integrated on same circuit board, the host computer passes through interface unit with USB HUB chip with peg graft in the USB DOM electronic disk of USB interface establishes communication, and then right the USB DOM electronic disk tests. The utility model discloses can test 16 USB DOM electronic disks in batches, can match the 9PIN joint of USB DOM electronic disks, and then improve test performance and efficiency of software testing.
Description
Technical Field
The utility model relates to a USB DOM electronic disk testing arrangement especially relates to a USB DOM electronic disk testing arrangement based on USB HUB cluster.
Background
Please refer to fig. 1 and fig. 2 for the existing USB cluster design principle, a common USB HUB generally has a seven-split USB HUB architecture, the seven-split USB HUB includes a USB data line and a USB HUB body, one end of the USB data line is provided with 1 USB male interface, and the other end of the USB data line is connected to the USB HUB body. Such cluster design mainly has the following defects: firstly, common USB HUBs in the market are generally 4 interfaces or 8 interfaces, and the number of the interfaces is too small to perform a uniform cluster test; secondly, in the testing process of the USB HUB in the market, when a certain interface has a problem due to lack of clear instructions, reminding cannot be made in time; in addition, the USB HUB on the market is basically a Micro USB 2.0 connector and a USB 3.0 connector, and the existing USB cluster cannot be applied to the work of testing the USB DOM electronic disks in batches due to the lack of a 9pin interface of the USB DOM disk, so that the requirements of users and the market demand are difficult to meet.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to prior art's not enough, provide one kind can carry out batch test, can match the 9PIN joint of USB DOM electronic disk to 16 USB DOM electronic disks, and then improve test performance and efficiency of software testing's USB DOM electronic disk testing arrangement based on USB HUB cluster.
In order to solve the technical problem, the utility model adopts the following technical scheme.
The utility model provides a USB DOM electronic disk testing arrangement based on USB HUB cluster, it is including 2 interface unit, interface unit is used for connecting the host computer, and every interface unit is connected with 2 USB HUB chips, and every USB HUB chip is connected with 4 USB interfaces, the USB interface is 9PIN public needle USB interfaces, 2 interface unit, 4 USB HUB chip and 16 the USB interface is integrated on same circuit board, the host computer passes through interface unit with USB HUB chip with peg graft in the USB DOM electronic disk of USB interface establishes the communication, and then right the USB DOM electronic disk tests.
Preferably, an indicator lamp assembly is arranged adjacent to each USB interface and connected to the upper computer through the interface unit.
Preferably, the indicator light assembly comprises a green light and a red light.
Preferably, the transverse spacing between the adjacent 2 USB interfaces is not less than 27 mm.
Preferably, the USB HUB chip is of a model MA8601, the data pins D + of the 4 USB interfaces are respectively connected to the DP1 pin, the DP2 pin, the DP3 pin and the DP4 pin of the USB HUB chip, and the data pins D-of the 4 USB interfaces are respectively connected to the DM1 pin, the DM2 pin, the DM3 pin and the DM4 pin of the USB HUB chip.
In the USB DOM electronic disk testing device based on the USB HUB cluster, each interface unit can be connected with 2 USB HUB chips in an expansion mode, each USB HUB chip can be connected with 4 USB interfaces in an expansion mode, so that the upper computer can test 16 USB DOM electronic disks in batch, the testing efficiency is greatly improved, meanwhile, the utility model integrates 2 interface units, 4 USB HUB chips and 16 USB interfaces on the same circuit board, the integration level of the whole testing device is higher, the overall performance is better, in addition, the USB interface is set as a 9PIN male PIN USB interface, the interface type can meet the matching requirement with a 9PIN female USB DOM electronic disk without additionally configuring an adapter or a socket and the like, the test work of the USB DOM electronic disk is more convenient and quicker, and the application requirements are better met.
Drawings
FIG. 1 is a diagram of a one-to-seven cluster structure in the prior art;
FIG. 2 is a block diagram of a cluster in the prior art;
FIG. 3 is a circuit block diagram of the USB DOM electronic disk testing device of the present invention;
FIG. 4 is a schematic circuit diagram of a USB HUB chip and 4 USB interfaces;
FIG. 5 is a top view of a USB DOM electronic disk;
FIG. 6 is a side view of a USB DOM electronic disk.
Detailed Description
The present invention will be described in more detail with reference to the accompanying drawings and examples.
The utility model discloses a USB DOM electronic disk testing arrangement based on USB HUB cluster combines figure 3 to 6 shown, and it is including 2 interface unit 1, interface unit 1 is used for connecting the host computer, and every interface unit 1 is connected with 2 USB HUB chips 2, and every USB HUB chip 2 is connected with 4 USB interface 3, USB interface 3 is 9PIN public needle USB interface, 2 interface unit 1, 4 USB HUB chip 2 and 16 USB interface 3 is integrated on same circuit board, the host computer passes through interface unit 1 with USB HUB chip 2 with peg graft in USB DOM electronic disk of USB interface 3 establishes communication, and then right the USB DOM electronic disk tests.
Among the above-mentioned device, every interface unit 1 can expand and connect 2 USB HUB chips 2, and every USB HUB chip 2 can expand and connect 4 USB interfaces 3 for the host computer can carry out batch test to 16 USB DOM electronic disks, has promoted efficiency of software testing greatly, simultaneously, the utility model discloses with 2 interface unit 1, 4 USB HUB chip 2 and 16 USB interface 3 is integrated on same circuit board, makes whole testing arrangement's integrated level higher, and the wholeness can be better, in addition, the utility model discloses will USB interface 3 sets up to 9PIN public needle USB interfaces, and this kind of interface type can satisfy the matching needs with 9PIN female first USB DOM electronic disks, need not to dispose adapter or socket etc. in addition for USB DOM electronic disks's test work is more convenient, swift, has satisfied the application demand betterly.
As a preferable mode, an indicator lamp assembly 4 is arranged adjacent to each USB interface 3, and the indicator lamp assembly 4 is connected to an upper computer through the interface unit 1.
Further, the indicator light assembly 4 includes a green light 40 and a red light 41. Through setting up the LED pilot lamp, help operating personnel in time to master the test state of USB DOM electronic disk, for example: if the green light is displayed, the USB DOM electronic disk is indicated to be normally tested, and if the red light is displayed, the USB DOM electronic disk is indicated to have a problem, the interface is pulled out in time, and problem analysis is carried out.
In the prior art, the width of each USB DOM electronic disk is about 27mm, and in order to meet the plugging requirement and realize the compact layout of the circuit board, in this embodiment, the transverse distance between every two adjacent USB interfaces 3 is not less than 27 mm.
In order to further improve the cluster performance, in this embodiment, the model of the USB HUB chip 2 is MA8601, the data pins D + of the 4 USB interfaces 3 are respectively connected to the DP1 pin, the DP2 pin, the DP3 pin and the DP4 pin of the USB HUB chip 2, and the data pins D-of the 4 USB interfaces 3 are respectively connected to the DM1 pin, the DM2 pin, the DM3 pin and the DM4 pin of the USB HUB chip 2.
The utility model discloses a USB DOM electronic disk testing arrangement based on USB HUB cluster can refer to following embodiment in its actual test procedure:
example one
In this embodiment, as shown in fig. 3 to fig. 6, each USB HUB chip can realize one-to-four USB 9PIN male interfaces, and then connect the USB HUB chip to a USB data line through a USB interface, so as to realize a unified cluster test. The specific test process is as follows: step 1, inserting the USB DOM of 9 pins into a cluster test board card to find a disk; step 2, testing a plurality of USB DOM electronic disks through H2 software of an X86 platform; step 3, checking the working states of the USB DOM electronic disks in the H2 software testing process; and 4, if the green light is displayed, the USB DOM electronic disk is proved to be tested in normal working, and if the red light is displayed, the USB DOM electronic disk is proved to have problems, and the interface is pulled out in time to carry out problem analysis.
The utility model discloses a USB DOM electronic disk testing arrangement based on USB HUB cluster, it compares prior art's beneficial effect and lies in: in interface quantity, the utility model discloses a USB HUB chip assembles 16 USB interfaces on a board, makes things convenient for the production test, improves production efficiency. In the interface type, the utility model discloses the application be the public needle of USB DOM dish 9PIN, convenient unified cluster test USB DOM electronic disk. Functionally, the utility model discloses a two LED lamps on every interface next door judge the state of test panel in the course of the work. If the test disc works normally in the test process, a green light is displayed, if problems occur in the test process, and the disc is dropped, a red light can occur, and in the unified cluster test process, the disc with problems can be quickly found and processed, so that the test means and the test efficiency are improved.
The above is only the embodiment of the present invention, and is not intended to limit the present invention, and all modifications, equivalent replacements or improvements made within the technical scope of the present invention should be included within the protection scope of the present invention.
Claims (5)
1. The utility model provides a USB DOM electronic disk testing arrangement based on USB HUB cluster, a serial communication port, including 2 interface unit (1), interface unit (1) is used for connecting the host computer, and every interface unit (1) is connected with 2 USB HUB chips (2), and every USB HUB chip (2) are connected with 4 USB interface (3), USB interface (3) are 9PIN public needle USB interface, 2 interface unit (1), 4 USB HUB chip (2) and 16 USB interface (3) are integrated on same circuit board, the host computer passes through interface unit (1) with USB HUB chip (2) with peg graft in the USB DOM electronic disk of USB interface (3) establishes the communication, and then right the USB DOM electronic disk tests.
2. The USB DOM electronic disk testing device based on the USB HUB cluster, according to claim 1, wherein an indicating lamp component (4) is arranged adjacent to each USB interface (3), and the indicating lamp component (4) is connected to an upper computer through the interface unit (1).
3. The USB DOM electronic disk testing apparatus based on a USB HUB cluster, according to claim 2, wherein the indicator light assembly (4) comprises a green light (40) and a red light (41).
4. The USB DOM electronic disk testing apparatus based on a USB HUB cluster, according to claim 1, wherein the lateral distance between adjacent 2 USB interfaces (3) is not less than 27 mm.
5. The USB DOM electronic disk testing apparatus based on USB HUB cluster in claim 1, wherein the model of the USB HUB chip (2) is MA8601, the data pins D + of 4 USB interfaces (3) are respectively connected to the DP1 pin, the DP2 pin, the DP3 pin and the DP4 pin of the USB HUB chip (2), and the data pins D-of 4 USB interfaces (3) are respectively connected to the DM1 pin, the DM2 pin, the DM3 pin and the DM4 pin of the USB HUB chip (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022153235.8U CN213150369U (en) | 2020-09-27 | 2020-09-27 | USB DOM electronic disk testing device based on USB HUB cluster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022153235.8U CN213150369U (en) | 2020-09-27 | 2020-09-27 | USB DOM electronic disk testing device based on USB HUB cluster |
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| Publication Number | Publication Date |
|---|---|
| CN213150369U true CN213150369U (en) | 2021-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022153235.8U Active CN213150369U (en) | 2020-09-27 | 2020-09-27 | USB DOM electronic disk testing device based on USB HUB cluster |
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| CN (1) | CN213150369U (en) |
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- 2020-09-27 CN CN202022153235.8U patent/CN213150369U/en active Active
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