CN103778968A - Solid state disc (SSD) detection device integrating a plurality of flash memory cards and method thereof - Google Patents
Solid state disc (SSD) detection device integrating a plurality of flash memory cards and method thereof Download PDFInfo
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- CN103778968A CN103778968A CN201210394925.XA CN201210394925A CN103778968A CN 103778968 A CN103778968 A CN 103778968A CN 201210394925 A CN201210394925 A CN 201210394925A CN 103778968 A CN103778968 A CN 103778968A
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Abstract
The invention discloses a solid state disc (SSD) detection device integrating a plurality of flash memory cards and a method thereof. The detection device comprises a central controller; the central controller controls a control unit and is electrically connected to a plurality of flash memory card slots; a plurality of flash memory cards can be inserted into the slots, then the control unit can access the data in the flash memory cards and transmits the data to the central processor; then the central controller can judge the states of the plurality of flash memory cards; and the central controller is provided with at least a state display unit, which can show the state of each flash memory card. In this device, the data volumes of the plurality of flash memory cards are integrated into a bigger data volume, and moreover the health state of the flash memory cards can be detected so as to inform the user to make a data backup in advance.
Description
Technical field
The present invention is relevant a kind of redundant array, refers to especially a kind of intelligent pick-up unit and method thereof of solid state hard disc of multiple flash memories of combination of the storage area of integrating multiple flash memories.
Background technology
Cheap magnetic disc redundant array (RAID, Redundant Array of Inexpensive Disks) abbreviation hard disk array, its basic thought gets up multiple hard disk combinations exactly, becomes a hard disk array group, makes usefulness meet or exceed the huge hard disk of a storage volume.The benefit that hard disk array has following many aspects than single hard disk is for example: can strengthen Data Integration degree, strengthen fault tolerance, increase treatment capacity or capacity etc.
In simple terms, hard disk array is that multiple hard disk combinations are become to a logic magnetic region, and therefore, the operating system of computer only can be used as a hard disk the multiple hard disks in hard disk array and use.General hard disk array is often used on server computer, and is the combination of the identical hard disk of using form as hard disk array.But because of the health status of hard disk array each hard disk of detection that cannot be instant, in the time of hard disk corruptions, cannot notify one of them hard disk of user to damage, therefore in the time that user learns hard disk corruptions, cannot repair already the data of hard disk inside, cause significant data to run off, and hard disk array volume is larger, cannot carry, without convenience.
In view of this, the present invention be directed to above-mentioned problem, a kind of intelligent pick-up unit and method thereof of solid state hard disc of multiple flash memories of combination are proposed, to notify user to do ahead of time data backup or to change flash memory, therefore more can not cause data to run off, and effectively improve these disappearances in prior art.
Summary of the invention
Fundamental purpose of the present invention is pick-up unit and the method thereof that is the solid state hard disc that a kind of multiple flash memories of combination are provided, it is that the storage area that can integrate multiple flash memories is a larger storage device, assisted access speed, and can detect the health status of each flash memory, to notify user can do ahead of time data backup or to change the function of flash memory.
Of the present invention time an object is pick-up unit and the method thereof that is the solid state hard disc that a kind of multiple flash memories of combination are provided; it is to replace respectively the bad flash memory that part is damaged; do not need to scrap whole storage device, replace element cost, Quick overhaul and environmental protection recovery function to reach to save.
A further object of the present invention is pick-up unit and the method thereof of the solid state hard disc that a kind of multiple flash memories of combination are provided, and it is to simplify manufacturing process, saves test and opens card time cost.
Another object of the present invention is pick-up unit and the method thereof of the solid state hard disc that a kind of multiple flash memories of combination are provided, and it is that volume is little, and easy to carry.
In order to achieve the above object, the invention provides a kind of pick-up unit of solid state hard disc of multiple flash memories of combination, one central processing unit control one control module, control module is also electrically connected multiple fast-flash memory card slots, for inserting multiple flash memories, make the parameter of readable each flash memory of control module, control module also repays central processing unit by the parameter of each flash memory, to judge the state of each flash memory, central processing unit control at least one status display unit, to show the state of each flash memory.
Wherein, described display unit is multiple light-emitting components, and described in each, light-emitting component correspondence are arranged at fast-flash memory card slot described in each, luminescence unit according to described central processing unit control, to show the state of described flash memory described in each.
Wherein, described light-emitting component is light emitting diode.
Wherein, described display unit is LCD screen.
Wherein, more comprise at least one transmission interface, to be electrically connected with a computer and to transmit data, make described computer show the state of described multiple flash memories.
Wherein, described transmission unit is universal serial bus or serial ATA.
Wherein, more comprise a programmble read only memory PROM, be electrically connected described central processing unit.
Wherein, more comprise a direct memory access (DMA) control module, be electrically connected described central processing unit, make the direct memory access (DMA) control in computer described in described direct memory access (DMA) control module control access.
Wherein, more comprise a random access memory control module, be electrically connected described central processing unit, make the random access memory in computer described in described random access memory control module control access.
Wherein, described control module is made working storage by oneself in order to read backup area, reserved area and the user in flash memory described in each.
Wherein, the parameter that described control module reads is to remove code to judge the serviceable life of described multiple flash memories.
Wherein, the parameter that described control module reads is that error-correcting code, program/erased status, cyclic redundancy check (CRC), parity checking, client are made by oneself, bad piece number, to judge the state of described multiple flash memories.
In addition, the present invention also provides a kind of detection method of solid state hard disc of multiple flash memories of combination, and it is to comprise reading multiple flash memories, and by the specification passback of multiple flash memories, to differentiate the specification of multiple flash memories; Read the parameter of multiple flash memories, and by the parameter passback of multiple flash memories, to judge the state of multiple flash memories; And send a display according to the state of multiple flash memories, for the state that shows multiple flash memories.
Wherein, the described display of described step C is according to the state of flash memory described in each, sends the light of different colours.
Wherein, the state of described flash memory is normal condition, sends green glow, and the state of described flash memory, for needs backup, sends gold-tinted, and the state of described flash memory is fault, sends ruddiness.
Wherein, described step B reads backup area, reserved area and the user in flash memory described in each to make working storage by oneself.
Wherein, described step B reads to remove code to judge the serviceable life of described multiple flash memories.
Wherein, described step B be in order to read error correcting code, program state, cyclic redundancy check (CRC), parity checking, client make by oneself, bad piece number, to judge the state of described multiple flash memories.
Under illustrate in detail by specific embodiment, when the effect that is easier to understand object of the present invention, technology contents, feature and reaches.
Accompanying drawing explanation
Fig. 1 is device architecture figure of the present invention.
Fig. 2 is process flow diagram of the present invention.
Fig. 3 is another embodiment of the present invention device architecture figure.
Description of reference numerals: 10-is in conjunction with the intelligent pick-up unit of the solid state hard disc of multiple flash memories; 12-central processing unit; 14-control module; 16-fast-flash memory card slot; 18-fast-flash memory card slot; 20-fast-flash memory card slot; 22-flash memory; 24-flash memory; 26-flash memory; 28-light-emitting component; 30-light-emitting component; 32-light-emitting component; 34-display unit; 36-transmission interface; 38-direct memory access (DMA) control module; 40-programmble read only memory PROM; 42-random access memory control module.
Embodiment
The intelligent pick-up unit 10 of the solid state hard disc of multiple flash memories of combination that the present invention is, please refer to Fig. 1, as shown in the figure, intelligent pick-up unit 10 in conjunction with the solid state hard disc of multiple flash memories includes a central processing unit 12, central processing unit 12 is electrically connected a control module 14, central processing unit 12 is also controlled control module 14, and control module 14 be electrically connected multiple flash memory slot 16s, multiple flash memory slot 16s are for inserting multiple flash memories 22, wherein flash memory 22 can be SD, TF, XD, eMMC, CF, the various forms of flash memories 22 such as MS, to form the solid state hard disc of flash memory, make control module 14 can read thus the backup area (Spare field) in each flash memory 22, reserved area (Reserved block) and user make the parameter of working storage (User defined Registers) by oneself, as flash memory form (Flash Identification), remove code (Erase count), error-correcting code (ECC, Error-Correcting Code), program state (Program/Erase status), cyclic redundancy check (CRC) (CRC, Cyclic Redundancy Check), parity checking (Parity check), client makes by oneself, flash memory 22 parameters such as bad piece number, control module 14 also repays central processing unit 12 by the parameter reading, 12 of central processing units can judge according to this parameter state and the form of flash memory 22, central processing unit 12 is judged after the state and form of flash memory 22, and demonstrate the state of each flash memory 22 in a status display unit 34, wherein display unit 34 can be LCD screen, central processing unit 12 can directly utilize word or diagram to show the state of every flash memory 22 in LCD screen, except directly in LCD screen shows the state of flash memory 22, display unit 34 more can be multiple light-emitting components 28, it can be light emitting diode, light-emitting component 28 is accepted central processing unit 12 and is controlled, each light-emitting component 28 correspondence are arranged at each flash memory slot 16, to show the state of flash memory 22 in each flash memory slot 16 according to the control of central processing unit 12, central processing unit 12 is more electrically connected at least one transmission interface 36, so that the intelligent pick-up unit 10 of the solid state hard disc of multiple flash memories of combination of the present invention and a computer are electrically connected, and transmit data in computer, make computer can show the state of each flash memory 22, wherein transmission unit 26 can be universal serial bus or serial ATA.
Next please refer to Fig. 1 and coordinate Fig. 2, as shown in the figure, the intelligent detection method of the solid state hard disc of multiple flash memories of combination of the present invention, as shown in the following step, first enters step S10, and central processing unit 12 reads multiple by control module 14 and assigns in flash memory slot 16, 18, multiple flash memories 22 in 20, 24, 26, next enter step S 12, control module 14 reads flash memory 22 again, 24, after 26 specification (Flash Identification), and by flash memory 22, 24, 26 specification returns in central processing unit 12, to differentiate each flash memory 22, 24, 26 specification, and synchronously read each flash memory 22, 24, removing code (Erase count) in 26, read removing code (Erase count) parameter is returned in central processing unit 12, and central processing unit 12 judges each flash memory 22 according to removing code (Erase count) parameter again, 24, 26 state, with according to flash memory 22, 24, 26 read writes usage ratio, estimates the serviceable life of flash memory, next enters step S14 and reads run-time error parameter, as error-correcting code (ECC, Error-Correcting Code), program/erased status (Program/Erase status), cyclic redundancy check (CRC) (CRC, Cyclic Redundancy Check), parity checking (Parity check), client makes by oneself, the flash memories 22 such as bad piece number, 24, after 26 parameters, parameter is returned in central processing unit 12, central processing unit 12 judges each flash memory 22 according to parameter again, 24, whether 26 damage, to monitor each flash memory 22, 24, 26 state can again continue and return back to step S10 after end step S14, makes control module 14 continue to read multiple flash memories 22 again, 24, 26 parameter returns in central processing unit 12 so that central processing unit 12 can signal transmission to display unit 34, to upgrade at any time flash memory 22, 24, 26 show state, finally enters step S16, and central processing unit 12 is again according to each flash memory 22, 24, 26 state sends a display in display unit 34, makes display unit 34 demonstrate flash memory 22, 24, the state in 26 serviceable life and whether damaging.If wherein display unit 34 is multiple luminescence units 28, 30, 32 o'clock, multiple light- emitting components 28, 30, the 32nd, correspondence is arranged at each flash memory slot 16, 18, on 20, therefore 12 of central processing units can be according to each flash memory 22, 24, 26 state sends corresponding display in each luminescence unit 28, 30, 32, if for example central processing unit 12 is to send display according to the state that inserts the flash memory 22 in flash memory slot 16, 12 of central processing units can be transferred to display light-emitting component 28, make light-emitting component 28 luminous, to show the state of flash memory 22, if central processing unit 12 is to send display according to the state that inserts the flash memory 24 in fast-flash memory card slot 18, display is issued to light-emitting component 30, make light-emitting component 30 luminous, for the state that shows flash memory 24, and this case light- emitting component 28, 30, 32 can be according to each flash memory 22, 24, 26 state, sends the light of different colours.The present embodiment is for example, if the state of flash memory 22,24,26 is normal condition, 28,30,32 of light-emitting components send green glow, if the state of flash memory 22,24,26 has a little damage, need to remind in advance user to backup ahead of time time, 28,30,32 of light-emitting components can send gold-tinted, if but flash memory 22,24,26 has damaged, when flash memory 22,24,26 states are fault, 28,30,32 of light-emitting components can send ruddiness, to remind user need change flash memory 22,24,26.But the present invention except the light color of above-mentioned given an example light- emitting component 28,30,32, represents outside the situation of flash memory 22,24,26, more can change arbitrarily the corresponding light color of state of flash memory 22,24,26, to remind user.
Except the above embodiments, more can be as shown in Figure 3, more can programmble read only memory PROM 40 be set in the intelligent pick-up unit 10 of the solid state hard disc in conjunction with multiple flash memories, be electrically connected central processing unit 12, and direct memory access (DMA) control module 38, direct memory access (DMA) control module 38 and and transmission interface 36 and central processing unit 14 be electrically connected, make direct memory access (DMA) control module 38 can pass through transmission interface 36, control the direct memory access (DMA) control in accessed computer, an and random access memory control module 42, be electrically connected central processing unit 12, so that random access memory control module 42 can be controlled the random access memory in accessed computer.
In sum; the storage area that the present invention can integrate multiple flash memories is a larger storage device; assisted access speed; and can detect the health status of each flash memory; to notify user can do ahead of time the function of data backup or replacing flash memory; therefore can replace respectively the bad flash memory that part is damaged; do not need to scrap whole storage device; replace element cost, Quick overhaul and environmental protection recovery function to reach to save; and can simplify manufacturing process, save test and open card time cost.
As described above, be only preferred embodiment of the present invention, is not used for limiting scope of the invention process.Therefore be that all equalizations of doing according to the feature described in the present patent application scope and spirit change or modify, all should be included in claim of the present invention.
Claims (18)
1. in conjunction with a pick-up unit for the solid state hard disc of multiple flash memories, it is characterized in that, comprising:
One central processing unit;
One control module, is electrically connected described central processing unit, and accepts the control of described central processing unit;
Multiple fast-flash memory card slots, be electrically connected described control module, and for inserting multiple flash memories, read the parameter of described multiple flash memories for described control module, described control module also repays described central processing unit by the parameter of described flash memory, to judge the state of described multiple flash memories; And
At least one status display unit, is electrically connected described central processing unit, and is subject to described central processing unit control to show the state of flash memory described in each.
2. the pick-up unit of the solid state hard disc of multiple flash memories of combination according to claim 1, it is characterized in that, described display unit is multiple light-emitting components, described in each, light-emitting component correspondence are arranged at fast-flash memory card slot described in each, luminescence unit according to described central processing unit control, to show the state of described flash memory described in each.
3. the pick-up unit of the solid state hard disc of multiple flash memories of combination according to claim 2, is characterized in that, described light-emitting component is light emitting diode.
4. the pick-up unit of the solid state hard disc of multiple flash memories of combination according to claim 1, is characterized in that, described display unit is LCD screen.
5. the pick-up unit of the solid state hard disc of multiple flash memories of combination according to claim 1, it is characterized in that, more comprise at least one transmission interface, to be electrically connected with a computer and to transmit data, make described computer show the state of described multiple flash memories.
6. the pick-up unit of the solid state hard disc of multiple flash memories of combination according to claim 5, is characterized in that, described transmission unit is universal serial bus or serial ATA.
7. the pick-up unit of the solid state hard disc of multiple flash memories of combination according to claim 1, is characterized in that, more comprises a programmble read only memory PROM, is electrically connected described central processing unit.
8. the pick-up unit of the solid state hard disc of multiple flash memories of combination according to claim 5, it is characterized in that, more comprise a direct memory access (DMA) control module, be electrically connected described central processing unit, make the direct memory access (DMA) control in computer described in described direct memory access (DMA) control module control access.
9. the pick-up unit of the solid state hard disc of multiple flash memories of combination according to claim 5, it is characterized in that, more comprise a random access memory control module, be electrically connected described central processing unit, make the random access memory in computer described in described random access memory control module control access.
10. the pick-up unit of the solid state hard disc of multiple flash memories of combination according to claim 1, is characterized in that, described control module is made working storage by oneself in order to read backup area, reserved area and the user in flash memory described in each.
The pick-up unit of the solid state hard disc of 11. multiple flash memories of combination according to claim 1, is characterized in that, the parameter that described control module reads is to remove code to judge the serviceable life of described multiple flash memories.
The pick-up unit of the solid state hard disc of 12. multiple flash memories of combination according to claim 1, it is characterized in that, the parameter that described control module reads is that error-correcting code, program/erased status, cyclic redundancy check (CRC), parity checking, client are made by oneself, bad piece number, to judge the state of described multiple flash memories.
13. 1 kinds of detection methods in conjunction with the solid state hard disc of multiple flash memories, is characterized in that, comprise the following steps:
A. read multiple flash memories, and by the specification passback of described multiple flash memories, to differentiate the specification of described multiple flash memories;
B. read the parameter of described multiple flash memories, and by the parameter passback of described multiple flash memories, to judge the state of described multiple flash memories; And
C. send a display according to the state of described multiple flash memories, to show the state of described multiple flash memories, and continue to reply execution B step.
The detection method of the solid state hard disc of 14. multiple flash memories of combination according to claim 13, is characterized in that, the described display of described step C is according to the state of flash memory described in each, sends the light of different colours.
The detection method of the solid state hard disc of 15. multiple flash memories of combination according to claim 14, it is characterized in that, the state of described flash memory is normal condition, send green glow, the state of described flash memory is needs backup, send gold-tinted, the state of described flash memory is fault, sends ruddiness.
The detection method of the solid state hard disc of 16. multiple flash memories of combination according to claim 13, is characterized in that, described step B reads backup area, reserved area and the user in flash memory described in each to make working storage by oneself.
The detection method of the solid state hard disc of 17. multiple flash memories of combination according to claim 13, is characterized in that, described step B reads to remove code to judge the serviceable life of described multiple flash memories.
The detection method of the solid state hard disc of 18. multiple flash memories of combination according to claim 13, it is characterized in that, described step B be in order to read error correcting code, program state, cyclic redundancy check (CRC), parity checking, client make by oneself, bad piece number, to judge the state of described multiple flash memories.
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| CN201210394925.XA CN103778968A (en) | 2012-10-17 | 2012-10-17 | Solid state disc (SSD) detection device integrating a plurality of flash memory cards and method thereof |
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| CN201210394925.XA CN103778968A (en) | 2012-10-17 | 2012-10-17 | Solid state disc (SSD) detection device integrating a plurality of flash memory cards and method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105489250A (en) * | 2015-12-30 | 2016-04-13 | 苏州恒成芯兴电子技术有限公司 | Small flash memory based measurement device and method |
| CN106951354A (en) * | 2017-03-20 | 2017-07-14 | 湖南磐石科技有限公司 | Solid state hard disc and its failure detector and method |
| TWI607433B (en) * | 2015-11-20 | 2017-12-01 | 英信科技有限公司 | Solid State Disk |
| CN110277134A (en) * | 2019-06-27 | 2019-09-24 | 鸿秦（北京）科技有限公司 | A kind of system automating batch testing solid state hard disk |
| CN112540720A (en) * | 2019-09-23 | 2021-03-23 | 深圳宏芯宇电子股份有限公司 | Flash memory device and flash memory control method |
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| CN110277134A (en) * | 2019-06-27 | 2019-09-24 | 鸿秦（北京）科技有限公司 | A kind of system automating batch testing solid state hard disk |
| CN112540720A (en) * | 2019-09-23 | 2021-03-23 | 深圳宏芯宇电子股份有限公司 | Flash memory device and flash memory control method |
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Application publication date: 20140507 |