CN201725590U - Hard disc interface detection circuit - Google Patents
Hard disc interface detection circuit Download PDFInfo
- Publication number
- CN201725590U CN201725590U CN2010202279789U CN201020227978U CN201725590U CN 201725590 U CN201725590 U CN 201725590U CN 2010202279789 U CN2010202279789 U CN 2010202279789U CN 201020227978 U CN201020227978 U CN 201020227978U CN 201725590 U CN201725590 U CN 201725590U
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- interface
- conversion unit
- testing circuit
- disk interface
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Abstract
The utility model discloses a hard disc interface detection circuit, which comprises an interface conversion unit, wherein on one hand, the interface conversion unit is connected with a hard disc interface to be detected through a signal wire, and on the other hand, the interface conversion unit is connected with a storage card used for detecting the hard disc interface to be detected through a signal wire. The detection on an SATA interface by the storage card instead of a hard disc can be realized through using the detection circuit of the utility model, the detection cost can be reduced, and the detection efficiency can be improved.
Description
Technical field
The utility model relates to a kind of testing circuit, specifically, relates to a kind of testing circuit that is used to detect the SATA hard-disk interface.
Background technology
Universal day by day along with the flat panel TVs such as fast development, liquid crystal and PDP plasma of network multimedia technology, hard disc player and high definition download player are risen gradually on market and are popularized.At present, these common on market players all are provided with the SATA interface, are used to connect hard disk and use, so that provide bigger memory capacity for player.
For hard disc player with SATA hard-disk interface or high definition download player, in the player production run, need its SATA interface is carried out Performance Detection, with the quality of the product of guaranteeing to dispatch from the factory.At present, detecting the SATA interface in process of production all is directly to adopt in the mode of this interface connection hard disk to carry out.When using hard disk directly to detect, not only cost is than higher, and long-time the use very easily of hard disk damage, and needs the hard disk that more renew again, further increased the detection cost on the one hand, prolonged product detection time on the other hand, and detection efficiency is lower.
Summary of the invention
The utility model detects cost height, the inefficient problem that exists at existing SATA hard-disk interface, a kind of hard-disk interface testing circuit is provided, utilize this testing circuit to realize replacing hard disk that the SATA interface is detected, reduced the detection cost, improved detection efficiency with storage card.
For solving the problems of the technologies described above, the utility model is achieved by the following technical solutions:
A kind of hard-disk interface testing circuit, described testing circuit comprises interface conversion unit, described interface conversion unit is connected by signal wire with hard-disk interface to be detected on the one hand, connects the storage card that is used to detect hard-disk interface to be detected by signal wire on the other hand.
Aforesaid hard-disk interface testing circuit, described storage card is preferably the CF card; At storage card is on the CF card, and described interface conversion unit is for being converted to hard-disk interface to be detected the interface conversion unit of CF card.
Aforesaid hard-disk interface testing circuit, for ease of the duty of testing staff's monitoring and detection circuit, described testing circuit also comprises the indicating member that is connected on the described interface conversion unit, is used to indicate the testing circuit duty.
Further, described indicating member comprises indicates hard-disk interface to be detected and first indicating circuit of described storage card communications status, described first indicating circuit comprises first pilot lamp, and the physical signalling that described first pilot lamp is connected described interface conversion unit is ready on the terminal.
Concrete, if first pilot lamp is bright, show that hard-disk interface to be detected communicates by letter with storage card normally; If first pilot lamp do not work, show that hard-disk interface to be detected fails to set up proper communication with storage card.
Wherein, described first pilot lamp can adopt light emitting diode to realize, and is concrete, and the physical signalling that the anode of light emitting diode is connected described interface conversion unit is ready on the terminal, its plus earth.
Further, in aforesaid hard-disk interface testing circuit, described indicating member also comprises second indicating circuit of indicating described storage card power-up state, described second indicating circuit comprises second pilot lamp, described second pilot lamp, one end connects the feeder ear of described interface conversion unit, and the other end connects the power supply detection terminal of described storage card.
Concrete, if second pilot lamp is bright, show that storage card normally powers on; If second pilot lamp does not work, show that storage card does not power on or go up electrical anomaly.
Wherein, described second pilot lamp can adopt light emitting diode to realize, and is concrete, and the anode of light emitting diode connects the feeder ear of described interface conversion unit, and its negative electrode connects the power supply detection terminal of described storage card.
Compared with prior art, advantage of the present utility model and good effect are: utilize hard-disk interface testing circuit described in the utility model, can realize replacing hard disk that the SATA interface is detected with the low storage card of cost, effectively avoided direct use hard disk to detect hard disk corruptions and defect of high cost that the SATA interface causes, reduce hard-disk interface and detected cost, shorten hard-disk interface detection time, improved detection efficiency.The utility model hard-disk interface testing circuit is simple in structure, realizes easily, and simple to operation, be applicable to that the detection to hard-disk interface is handled on the production line.
After reading embodiment of the present utility model in conjunction with the accompanying drawings, other characteristics of the present utility model and advantage will become clearer.
Description of drawings
Fig. 1 is the structured flowchart of an embodiment of the utility model hard-disk interface testing circuit;
Fig. 2 is based on a physical circuit schematic diagram of the hard-disk interface testing circuit of Fig. 1 example structure block diagram.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.
The utility model at the product of the various SATA of having hard-disk interfaces such as existing hard disc player, high definition download player before dispatching from the factory, need on production line, adopt hard disk to detect the function of SATA interface and the detection cost height, the time that exist are grown, inefficient deficiency, and proposed a kind ofly not need directly to adopt hard disk just can detect the hard-disk interface testing circuit of SATA interface capability.
Fig. 1 shows the structured flowchart of an embodiment of hard-disk interface testing circuit described in the utility model.
Shown in the structured flowchart of Fig. 1, the hard-disk interface testing circuit of this embodiment comprises interface conversion unit 1, this interface conversion unit 1 is connected by signal wire with hard-disk interface to be detected 2 on the one hand, connects the storage card 3 that is used to detect hard-disk interface 2 to be detected by signal wire on the other hand.
Utilize the interface conversion unit 1 in the said structure, hard-disk interface 2 to be detected is converted to the memory card interface that is complementary with storage card 3, directly utilize then cost low, portably use the performance that storage card 3 is easily tested hard-disk interface 2 to be detected, and need not to use hard disk that hard-disk interface 2 to be detected is detected, effectively avoided direct use hard disk to detect hard disk corruptions and defect of high cost that the SATA interface causes, reduce hard-disk interface and detected cost, shorten hard-disk interface detection time, improved detection efficiency.And the testing circuit of this structure is simple in structure, realizes that easily versatility is stronger, and manipulates simple and conveniently, is applicable to that the detection to hard-disk interface is handled on the production line.
Specifically, storage card 3 can use CF card comparatively widely at present with adopting, at this moment, 1 of interface conversion unit is the interface conversion unit that hard-disk interface 2 to be detected can be converted to the CF card, and the integrated chip that this interface conversion unit can adopt the SATA interface to change the CF card is realized.
It will be appreciated by those skilled in the art that storage card 3 except that adopting the CF card, the storage card of also available employing other types is as the SD card etc.Accordingly, 1 of interface conversion unit is for being converted to hard-disk interface 2 to be detected the be complementary interface conversion unit of interface of corresponding storage card.
Further, for ease of the duty of testing staff's monitoring and detection circuit, the hard-disk interface testing circuit also comprises the indicating member 4 that is connected on the interface conversion unit 1, is used to indicate the testing circuit duty further.
Specifically, indicating member 4 can comprise and be used to indicate the whether indicating circuit of proper communication of hard-disk interface 2 to be detected and storage card 3, can also comprise being used to the indicating circuit of indicating storage card 3 whether normally to power on.The testing staff can monitor and grasp the duty of testing circuit at any time by the indication of indicating circuit in testing process, and testing result is judged.
Based on the structured flowchart of Fig. 1 embodiment, Fig. 2 shows a physical circuit schematic diagram of hard-disk interface testing circuit.
In these circuit theory diagrams, hard-disk interface to be detected is the SATA interface, and the storage card of selection is the CF card, and the integrated chip that interface conversion unit adopts general SATA interface to change the CF card is realized.
Shown in the circuit theory diagrams of Fig. 2, U1 changes the integrated chip of CF card for the SATA interface, U2 is for connecting the SATA socket of SATA hard-disk interface to be detected, U3 is for inserting the CF card socket of CF card, U2 is connected by signal wire is corresponding with U1 respectively with U3, and the power supply terminal of U1, U2 and U3 and other terminals are not shown.
Physical signalling at U1 is ready to be connected with first indicating circuit on the terminals P HYRDY, is used to indicate the hard-disk interface to be detected and the communications status of storage card.Concrete, first indicating circuit comprises first LED 1, and the anode of LED1 connects the PHYRDY terminal of U1, the direct ground connection of the negative electrode of LED1 or by current-limiting resistance R9 ground connection.
U1+be connected with second indicating circuit on the 3.3V feeder ear VCC, be used to indicate the power-up state of storage card.Concrete, second indicating circuit comprises second LED 2, and the anode connections+3.3V power supply of LED2, its negative electrode are directly or the power supply detection terminal BVD2 by resistance R 10 connection CF card socket U3.
The using method and the testing process of the hard-disk interface testing circuit of foregoing circuit structure are as follows:
At first, SATA interface to be detected is connected with SATA socket U2 by patchcord; Then, the CF card is inserted among the CF card socket U 3.For whole detection circuitry powers on, the second pilot lamp LED2 conducting is also luminous, shows that the CF card normally powers on; If LED2 is not luminous, show that the CF card does not power on or go up electrical anomaly that the guiding testing staff carries out fault and gets rid of.After CF normally powers on, delayed time several seconds, if U1 communication is normal, its PHYRDY terminal output high level signal, this high level signal makes the pilot lamp LED1 conducting and luminous of winning, represent that SATA interface and CF to be detected set up proper communication, illustrate that SATA interface to be detected is working properly, interface detects and finishes.If LED1 is not luminous, represent that SATA interface to be detected fails to set up proper communication with the CF card, SATA interface cisco unity malfunction be described, point out the testing staff further definite abnormal cause.
Above embodiment only in order to the explanation the technical solution of the utility model, but not limits it; Although the utility model is had been described in detail with reference to previous embodiment, for the person of ordinary skill of the art, still can make amendment to the technical scheme that previous embodiment is put down in writing, perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of the utility model technical scheme required for protection.
Claims (7)
1. hard-disk interface testing circuit, it is characterized in that, described testing circuit comprises interface conversion unit, and described interface conversion unit is connected by signal wire with hard-disk interface to be detected on the one hand, connects the storage card that is used to detect hard-disk interface to be detected by signal wire on the other hand.
2. hard-disk interface testing circuit according to claim 1 is characterized in that, described storage card is the CF card, and described interface conversion unit is for being converted to hard-disk interface to be detected the interface conversion unit of CF card.
3. hard-disk interface testing circuit according to claim 1 and 2 is characterized in that, described testing circuit also comprises the indicating member that is connected on the described interface conversion unit, is used to indicate the testing circuit duty.
4. hard-disk interface testing circuit according to claim 3, it is characterized in that, described indicating member comprises indicates hard-disk interface to be detected and first indicating circuit of described storage card communications status, described first indicating circuit comprises first pilot lamp, and the physical signalling that described first pilot lamp is connected described interface conversion unit is ready on the terminal.
5. hard-disk interface testing circuit according to claim 4 is characterized in that, described first pilot lamp is a light emitting diode, and the physical signalling that the anode of light emitting diode is connected described interface conversion unit is ready on the terminal, its plus earth.
6. hard-disk interface testing circuit according to claim 3, it is characterized in that, described indicating member comprises second indicating circuit of indicating described storage card power-up state, described second indicating circuit comprises second pilot lamp, described second pilot lamp, one end connects the feeder ear of described interface conversion unit, and the other end connects the power supply detection terminal of described storage card.
7. hard-disk interface testing circuit according to claim 6 is characterized in that, described second pilot lamp is a light emitting diode, and the anode of light emitting diode connects the feeder ear of described interface conversion unit, and its negative electrode connects the power supply detection terminal of described storage card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202279789U CN201725590U (en) | 2010-06-03 | 2010-06-03 | Hard disc interface detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202279789U CN201725590U (en) | 2010-06-03 | 2010-06-03 | Hard disc interface detection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201725590U true CN201725590U (en) | 2011-01-26 |
Family
ID=43493936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202279789U Expired - Lifetime CN201725590U (en) | 2010-06-03 | 2010-06-03 | Hard disc interface detection circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201725590U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104103323A (en) * | 2014-07-26 | 2014-10-15 | 蔡敏灵 | Seagate hard disk circuit board detection equipment and detection method |
| CN104122496A (en) * | 2014-07-26 | 2014-10-29 | 蔡敏灵 | Detecting device and detecting method for western digital hard disk circuit board |
| CN106502812A (en) * | 2016-10-14 | 2017-03-15 | 郑州云海信息技术有限公司 | A kind of pcb board of fast monitored storage hard disk groove position failure and its method |
-
2010
- 2010-06-03 CN CN2010202279789U patent/CN201725590U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104103323A (en) * | 2014-07-26 | 2014-10-15 | 蔡敏灵 | Seagate hard disk circuit board detection equipment and detection method |
| CN104122496A (en) * | 2014-07-26 | 2014-10-29 | 蔡敏灵 | Detecting device and detecting method for western digital hard disk circuit board |
| CN106502812A (en) * | 2016-10-14 | 2017-03-15 | 郑州云海信息技术有限公司 | A kind of pcb board of fast monitored storage hard disk groove position failure and its method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110126 |