CN105335301B - A kind of data-storage system, method and device - Google Patents
A kind of data-storage system, method and device Download PDFInfo
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- CN105335301B CN105335301B CN201410268355.9A CN201410268355A CN105335301B CN 105335301 B CN105335301 B CN 105335301B CN 201410268355 A CN201410268355 A CN 201410268355A CN 105335301 B CN105335301 B CN 105335301B
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Abstract
A kind of data-storage system of the application offer, method and device, wherein system are applied to the electronic equipment with the first power supply；The system comprises：First memory, second memory, storage control, the second source with electricity storage device；Wherein, the storage control controls the digital independent of the first memory and second memory with storage；The second source is the storage control, the first memory and second memory power supply；When first power work, the electricity storage device is in energy accumulating state, while the second source is powered to the storage control, the first memory and the second memory；When first power supply is stopped, the second source continues as the storage control, first memory and second memory by the electricity storage device and powers.The case where the application can reduce electronic equipment when working power is stopped, and in-memory data is lost.
Description
Technical field
The present invention relates to technical field of data storage, more specifically to a kind of data-storage system, method and dress
It sets.
Background technology
Electronic equipment is when storing data at present, usually using arriving data-storage system, in data-storage system
Often use the memory of the types such as volatile memory.
The present inventor has found in the course of the research：The electric power of data-storage system is generally by electronic equipment at present
Working power supplies, and electronic equipment has the case where unexpected power down, in electronic equipment accident power down, the work of electronic equipment
Power supply will stop powering to data-storage system, this easily goes out the data stored in the memory caused in data-storage system
The case where active.
Invention content
In order to solve the above technical problems, a kind of data-storage system of present invention offer, method and device, to solve existing skill
Art in electronic equipment accident power down, ask by the case where data stored in the memory of data-storage system easily go out active
Topic.
To achieve the above object, the embodiment of the present invention provides the following technical solutions：
A kind of data-storage system, is applied to electronic equipment, and the electronic equipment has the first power supply, first power supply
For the working power of the electronic equipment；The system comprises：First memory, second memory, storage control have electricity
The second source of storage device is measured, the second source is different from first power supply；
Wherein, the storage control is connected with the first memory and the second memory respectively, and to described
The digital independent of first memory and second memory is controlled with storage；
Respectively with the storage control, the first memory is connected the second source with the second memory,
And it is the storage control, the first memory and second memory power supply；
When first power work, the electricity storage device is in energy accumulating state, at the same the second source to
The storage control, the first memory and second memory power supply；
When first power supply is stopped, the second source continues as described deposit by the electricity storage device
Store up controller, first memory and second memory power supply.
Wherein, when first power supply is stopped, the storage control in the first memory for will deposit
The second memory is written in the data of storage.
Wherein, the electronic equipment is the electronic equipment with system level chip SOC, and first power supply is the SOC
Working power, the storage control is set in the SOC, and the first memory is volatile memory, described the
Two memories are nonvolatile memory, and the second source is super capacitor.
Wherein, the system also includes：
It is connected with the second source, the power supervisor of power management is carried out to the second source.
Wherein, when first power supply is in running order, the power supervisor is additionally operable to control first electricity
Source powers to the second source.
The embodiment of the present invention also provides a kind of date storage method, is based on a kind of data-storage system, the system application
In electronic equipment, it is the working power of the electronic equipment that the electronic equipment, which has the first power supply, first power supply,；It is described
System includes：First memory, second memory, storage control, the second source with electricity storage device, described second
Power supply is different from first power supply, and when first power work, the electricity storage device is in energy accumulating state, simultaneously
The second source is powered to the storage control, the first memory and the second memory；The method includes：
The storage control detects whether first power supply is in stop working state；
It is in stop working state in first power supply, and the second source is continued by the electricity storage device
When powering for the storage control, first memory and second memory, the storage control is by the first memory
The second memory is written in the data of middle storage.
Wherein, the storage control detect first power supply whether in stop working state include：
Judge whether to receive the electric signal that the first component transmits, the first component is in the electronic equipment by described
The component of first power supply power supply；
When not receiving the electric signal, determine that first power supply is in stop working state；
When receiving the electric signal, determine that first power supply is in running order.
Wherein, the first component is system level chip SOC；The telecommunications for judging whether to receive first component transmission
Number include：
Judge whether to receive the electric signal that the SOC is transmitted.
Wherein, the system also includes：The power supervisor being connected with the second source；The method further includes：
When the first power supply is in running order, it is the second source that the power supervisor, which controls first power supply,
Power supply.
Wherein, the electronic equipment is the electronic equipment with system level chip SOC, and first power supply is the SOC
Working power, the storage control is set in the SOC, and the first memory is volatile memory, described the
Two memories are nonvolatile memory, and the second source is super capacitor.
The embodiment of the present invention also provides a kind of data storage device, is based on a kind of data-storage system, the system application
In electronic equipment, it is the working power of the electronic equipment that the electronic equipment, which has the first power supply, first power supply,；It is described
System includes：First memory, second memory, storage control, the second source with electricity storage device, described second
Power supply is different from first power supply, and when first power work, the electricity storage device is in energy accumulating state, simultaneously
The second source is powered to the storage control, the first memory and the second memory；Described device includes：
Detection module, for detecting whether first power supply is in stop working state；
Control module, for being in stop working state in first power supply, and the second source passes through the electricity
When amount storage device continues as the storage control, first memory and second memory power supply, the storage control will
The second memory is written in the data stored in the first memory.
Wherein, the detection module includes：
Signal judging unit, the electric signal for judging whether to receive first component transmission, the first component is institute
It states in electronic equipment by the component of first power supply power supply；
First determination unit is stopped for when not receiving the electric signal, determining that first power supply is in
State；
Second determination unit, for when receiving the electric signal, determining that first power supply is in running order.
Wherein, the system also includes：The power supervisor being connected with the second source；Described device further includes：
Power control module, for when the first power supply is in running order, the power supervisor to control described first
Power supply is powered for the second source.
Wherein, the electronic equipment is the electronic equipment with system level chip SOC, and first power supply is the SOC
Working power, the storage control is set in the SOC, and the first memory is volatile memory, described the
Two memories are nonvolatile memory, and the second source is super capacitor.
Based on the above-mentioned technical proposal, data-storage system provided in an embodiment of the present invention, by the first electricity with electronic equipment
The different second source with electricity storage device in source (working power) is storage control, first memory and the second storage
Device is powered；When the first power work, the electricity storage device is in energy accumulating state, while the second source is deposited to described
Store up controller, the first memory and second memory power supply；When the first power supply is stopped, second source can lead to
It crosses the electricity storage device and continues as storage control, first memory and second memory power supply；The embodiment of the present invention carries
In the data-storage system of confession, the working power of electronic equipment is no longer participate in storage control, first memory and the second storage
The power supply of device, and be always that storage control, first memory and second memory are powered by second source, to be set in electronics
After standby working power is stopped, storage control can also be controlled under the power supply of the electricity storage device of second source
The digital independent of first memory and second memory processed and storage, when the working power of electronic equipment is stopped, to lead to
The digital independent for crossing memory controller controls first memory and second memory provides power supply basis with storage, to
When reducing the working power of electronic equipment and being stopped, the case where in-memory data is lost.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structure diagram of data-storage system provided in an embodiment of the present invention；
Fig. 2 is another structure diagram of data-storage system provided in an embodiment of the present invention；
Fig. 3 is another structure diagram of data-storage system provided in an embodiment of the present invention；
Fig. 4 is the another structure diagram of data-storage system provided in an embodiment of the present invention；
Fig. 5 is the flow chart of date storage method provided in an embodiment of the present invention；
Fig. 6 is the method flow diagram whether first power supply of detection provided in an embodiment of the present invention is in stop working state；
Fig. 7 is another flow chart of date storage method provided in an embodiment of the present invention；
Fig. 8 is the structure diagram of data storage device provided in an embodiment of the present invention；
Fig. 9 is the structure diagram of detection module provided in an embodiment of the present invention；
Figure 10 is another structure diagram of data storage device provided in an embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 is the structure diagram of data-storage system provided in an embodiment of the present invention, which can be applied to
In electronic equipment, which can be PC, the equipment such as laptop, referring to Fig.1, using there is offer of the embodiment of the present invention
Data-storage system electronic equipment can have the first power supply 10, the first power supply 10 can be electronic equipment work electricity
Source；Data-storage system provided in an embodiment of the present invention may include：First memory 20, second memory 30, storage control
Device 40, the second source 50 with electricity storage device 51；Shown by arrow indicates power supply direction.
Wherein, storage control 40 is connected with first memory 20 and second memory 30 respectively, can be to first memory
20 and the digital independent of second memory 30 controlled with storage；
Respectively with storage control 40, first memory 20 is connected second source 50 with second memory 30, second source
50 can be storage control 40, first memory 20 and second memory power supply；
It is worth noting that, the first power supply 10 is different power supplys from second source 50；In the prior art, generally by electronics
The working power of equipment i.e. the first power supply 10 is storage control 40, and first memory 20 and second memory 30 are powered, therefore
When the first power supply 10 is stopped (when such as unexpected power down), storage control 40, first memory 20 and second memory 30
Supply of electric power will be lost, will be stopped, to occur the case where easily leading to the loss of data in memory.
In data-storage system provided in an embodiment of the present invention, the first power supply 10 is no longer storage control 40, first
Memory 20 and second memory 30 are powered, i.e., the first power supply 10 and storage control 40, first memory 20 and second store
It is no longer connected with supply line between device 30；In the embodiment of the present invention, storage control 40, first memory 20 and second stores
The electric power of device 30 is provided by second source 50 always, that is, passes through second source 50 and storage control 40,20 He of first memory
The supply line connected between second memory 30, realizes second source 50 to storage control 40, first memory 20 and the
The power supply of two memories 30.
Specifically, when the first power supply 10 works, the electricity storage device 51 of second source 50 is in energy accumulating state, simultaneously
Second source 50 is powered to storage control 40, first memory 20 and second memory 30；Optionally, second source 50 is in
Energy accumulating state, that is, electricity storage device 51 is in electric power storage state.
When the first power supply 10 works, the embodiment of the present invention can be the first power supply 10 and the by extraneous power supply (such as alternating current)
Two power supplys 50 provide electric power simultaneously, are supplied to the electric power of the first power supply 10 to meet the work requirements of electronic equipment, are supplied to second
An electric power part for power supply 50 meets the electric power storage demand of electricity storage device 51, and part supply storage control 40, first deposits
Reservoir 20 and second memory 30；Optionally, when the first power supply 10 works, the power supply of second source 50 also can be by first
Power supply 10 is completed, i.e. the electric power of the first power supply 10 can also supply power to the while the work requirements for meeting electronic equipment
Two power supplys 50 so that electricity storage device 51 is in energy accumulating state, and meets second source 50 and deposited to storage control 40, first
The demand that reservoir 20 and second memory 30 are powered；
When the first power supply 10 is stopped (such as the case where unexpected power down), second source 50 also loses extraneous power supply simultaneously
Power supply controlled for storage at this point, the electricity storage device 51 in second source 50 is changed into discharge condition by energy accumulating state
Device 40 processed, first memory 20 and second memory 30 are powered, thus when the first power supply 10 is stopped, storage control 40
It under the power supply of electricity storage device 51, can also control the digital independent of first memory 20 and second memory 30 and deposit
Storage.
Data-storage system provided in an embodiment of the present invention, by different from the first power supply (working power) of electronic equipment
Second source with electricity storage device is storage control, first memory and second memory power supply；When the first power supply
When work, electricity storage device is in energy accumulating state, while the second source is stored to the storage control, described first
Device and second memory power supply；When the first power supply is stopped, second source can by the electricity storage device after
Continue and powers for storage control, first memory and second memory；In data-storage system provided in an embodiment of the present invention, electricity
The working power of sub- equipment is no longer participate in the power supply of storage control, first memory and second memory, and always by second
Power supply is storage control, first memory and second memory power supply, to which the working power in electronic equipment is stopped
Afterwards, storage control can also control first memory and second and deposit under the power supply of the electricity storage device of second source
The digital independent of reservoir and storage, when the working power of electronic equipment is stopped, to pass through memory controller controls first
The digital independent of memory and second memory provides power supply basis with storage, to reduce the work of electronic equipment
When power supply is stopped, the case where in-memory data is lost.
Optionally, when the first power supply is stopped, storage control can be controlled under the power supply of electricity storage device
Data Migration between first memory and second memory processed；Specifically, when the first power supply is stopped, storage control can
Second memory is written, to reduce the loss of data stored in first memory in the data that will be stored in first memory
It happens.
Optionally, first memory can be volatile memory, and volatile memory is also known as random access memory；
Volatile memory it is relatively broad using field, it is common using field be apply PC (personal computer, it is a
People's computer) on, as the temporary storage medium of PC operating systems, a feature of volatile memory is in electronic equipment
Volatile memory will cannot retain stored data (when such as power down) when working power is stopped.Second memory can be with
For nonvolatile memory.Corresponding, Fig. 2 shows another structural frames of data-storage system provided in an embodiment of the present invention
Figure.For the embodiment of the present invention when the first power supply is stopped, storage control can be under the power supply of electricity storage device, will
Data in volatile memory are preserved into nonvolatile memory, to which the working power in electronic equipment is stopped
When, reduce volatile memory in stored loss of data the case where occur.
Optionally, can be with SOC using the electronic equipment for having data-storage system provided in an embodiment of the present invention
The electronic equipment of (System on Chip, system level chip), corresponding, the first power supply can be the working power of SOC, storage
Controller may be disposed in SOC；Corresponding, Fig. 3 shows another structure of data-storage system provided in an embodiment of the present invention
Block diagram.
Optionally, the second source that the embodiment of the present invention is provided can be super capacitor, and super capacitor can be in the first electricity
When source works, in energy accumulating state and simultaneously to storage control, first memory and second memory power supply；And the super electricity
Hold when the first power supply is stopped, can externally discharge, to continue as the storage control, first memory and second is deposited
Reservoir is powered.
Fig. 4 shows the another structure diagram of data-storage system provided in an embodiment of the present invention, in conjunction with Fig. 1 and Fig. 4 institutes
Show, data-storage system shown in Fig. 4 can also include：Power supervisor 60；
Power supervisor 60 is connected with second source 50, can carry out power management operations to second source 50.
Optionally, extraneous power supply (such as alternating current) can be powered by power supervisor 60 for second source 50 so that the first electricity
At work, electricity storage device 51 is in energy accumulating state in source, while second source 50 is to the storage control, and described first
Memory and second memory power supply.
Optionally, when the first power supply 10 is in running order, also controllable first power supply 10 of power supervisor 60 is to the
Two power supplys 50 are powered.
In data-storage system provided in an embodiment of the present invention, storage control, first memory and second memory supply
Electricity is executed by second source, and after the working power of electronic equipment is stopped, storage control can be in the electricity of second source
Under the power supply of storage device, digital independent and the storage of first memory and second memory are controlled, in electronic equipment
Working power when being stopped, pass through the digital independent and storage of memory controller controls first memory and second memory
Provide power supply basis, when the working power to reduce electronic equipment is stopped, what in-memory data was lost
It happens.
Date storage method provided in an embodiment of the present invention is introduced below, date storage method described below can
Data-storage system based on the above described, corresponding part can be found in above description.
Fig. 5 is the flow chart of date storage method provided in an embodiment of the present invention, and with reference to Fig. 5, this method may include：
Step S100, storage control detects whether the first power supply is in stop working state；
First power supply can be the working power for the electronic equipment that application has the data-storage system, and the first power supply stops
The case where working condition may be that power down has occurred in electronic equipment.
Step S110, when first power supply is in stop working state, the storage control is deposited described first
The second memory is written in the data stored in reservoir.
It is storage control when the first power supply is in the state being stopped, first memory and second memory supply
Electricity storage device in the second source of electricity will become discharge condition from electric power storage state, to continue as storage control, the
One memory and second memory power supply, after ensure that the first power supply is stopped, storage control is by the first memory
The power supply basis of the second memory is written in the data of middle storage.
Date storage method provided in an embodiment of the present invention, can be when the first power supply be in stop working state, by second
Electricity storage device in power supply is storage control, first memory and second memory power supply, so that storage control
The second memory can be written in the data stored in the first memory by device, reduced and be stopped in the first power supply
Afterwards, the case where loss of data stored in first memory, occurs.
Optionally, first memory can be volatile memory, and second memory can be nonvolatile memory.This
The date storage method that inventive embodiments provide can be in stop working state in the first power supply, by storage control by volatibility
The data stored in memory are written in nonvolatile memory, to reduce (such as electronics after the first power supply is stopped
After equipment accident power down), the case where loss of data stored in volatile memory, occurs.
Optionally, storage control can be by detecting the electric signal sent out by the component of first power supply power supply judgement the
Whether one power supply is in stop working state；Corresponding, Fig. 6 shows whether the first power supply of detection is in stop working state
Method flow diagram, with reference to Fig. 6, this method may include：
Step S200, the electric signal of first component transmission is determined whether it has received, if it is not, step S210 is executed, if so, holding
Row step S220；
Wherein, the first component can be the component in the electronic equipment by the first power supply power supply.
Step S210, determine that first power supply is in stop working state；
Step S220, determine that first power supply is in running order.
Optionally, the first component can be SOC；Corresponding, storage control can be by determining whether it has received SOC transmission
Electric signal judge the first power supply whether be in stop working state, i.e., storage control receive SOC transmission electric signal
When, it may be determined that the first power supply is in running order, and storage control is not when receiving the electric signal of SOC transmission, it may be determined that the
One power supply is in stop working state.
Optionally, include in the data-storage system：It is connected with second source and carries out the power supervisor of power management
When, the embodiment of the present invention can also be when the first power supply be in running order, and it is second to control the first power supply by power supervisor
Power supply power supply.
Optionally, can be with SOC's using the electronic equipment for having data-storage system provided in an embodiment of the present invention
Electronic equipment, the first power supply can be the working power of SOC, and storage control may be disposed in the SOC, and first memory can
Think that volatile memory, second memory can be nonvolatile memory, second source can be super capacitor.It is corresponding
, Fig. 7 shows another flow chart of date storage method provided in an embodiment of the present invention, and with reference to Fig. 7, this method can wrap
It includes：
Step S300, judge whether to receive the electric signal that SOC is transmitted, if it is not, step S310 is executed, if so, executing step
Rapid S320；
Step S310, determine that the first power supply is in stop working state, in the electric power of the electricity storage device of second source
Under supply, nonvolatile memory is written in the data that storage control will store in volatile memory；
Step S320, it determines that the first power supply is in running order, terminates flow.
Date storage method provided in an embodiment of the present invention can reduce the when the first power supply is in stop working state
The case where loss of data stored in one memory, occurs.
Data storage device provided in an embodiment of the present invention is introduced below, the data storage device being introduced below can
Data-storage system based on the above described, and corresponded with above-described date storage method, corresponding part content can
Description is seen above, is hereafter repeated no more.
Fig. 8 is the structure diagram of data storage device provided in an embodiment of the present invention, with reference to Fig. 8, the data storage device
May include：
Detection module 100, for detecting whether the first power supply is in stop working state；
Control module 200, for being in stop working state in first power supply, and second source is stored by electricity
When device continues as storage control, first memory and second memory power supply, the storage control is deposited described first
The second memory is written in the data stored in reservoir.
Optionally, Fig. 9 shows a kind of alternative construction of detection module 100, and with reference to Fig. 9, detection module 100 can wrap
It includes：
Signal judging unit 110, the electric signal for judging whether to receive first component transmission, the first component are
By the component of the first power supply power supply in electronic equipment；
First determination unit 120 stops work for when not receiving the electric signal, determining that first power supply is in
Make state；
Second determination unit 130, for when receiving the electric signal, determining that first power supply is in work shape
State.
Optionally, the first component can be SOC；It is corresponding, using there is data-storage system provided in an embodiment of the present invention
Electronic equipment can be the electronic equipment with SOC.
Optionally, function described above module may be disposed in storage control.
Optionally, the data-storage system can also include：The power supervisor being connected with the second source；It is corresponding
, Figure 10 shows another structure diagram of data storage device provided in an embodiment of the present invention, referring to Fig.1 0, which may be used also
To include：
Power control module 300, for when the first power supply is in running order, the power supervisor control described the
One power supply is powered for the second source.
Optionally, the electronic equipment is the electronic equipment with SOC, the work electricity that first power supply is the SOC
Source, the storage control are set in the SOC, and the first memory is volatile memory, the second memory
For nonvolatile memory, the second source is super capacitor.
Data storage device provided in an embodiment of the present invention, can be when the first power supply be in stop working state, by second
Electricity storage device in power supply is storage control, first memory and second memory power supply, so that storage control
The data stored in the first memory can be written the second memory, reduce and be stopped in the first power supply by device
Afterwards, the case where loss of data stored in first memory, occurs.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so description is fairly simple, related place is said referring to method part
It is bright.
Professional further appreciates that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure
And algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software generally describes each exemplary composition and step according to function in the above description.These
Function is implemented in hardware or software actually, depends on the specific application and design constraint of technical solution.Profession
Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered
Think beyond the scope of this invention.
The step of method described in conjunction with the examples disclosed in this document or algorithm, can directly be held with hardware, processor
The combination of capable software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (14)
1. a kind of data-storage system, which is characterized in that be applied to electronic equipment, the electronic equipment has the first power supply, institute
State the working power that the first power supply is the electronic equipment；The system comprises：First memory, second memory, storage control
Device processed, the second source with electricity storage device, the second source are different from first power supply；
Wherein, the storage control is connected with the first memory and the second memory respectively, and to described first
The digital independent of memory and second memory is controlled with storage；
Respectively with the storage control, the first memory is connected the second source with the second memory, and is
The storage control, the first memory and second memory power supply；
When first power work, the electricity storage device is in energy accumulating state, while the second source is to described
Storage control, the first memory and second memory power supply；
When first power supply is stopped, the second source continues as the storage by the electricity storage device and controls
Device, first memory and second memory power supply processed.
2. data-storage system according to claim 1, which is characterized in that when first power supply is stopped, institute
Data of the storage control for will be stored in the first memory are stated, the second memory is written.
3. data-storage system according to claim 1 or 2, which is characterized in that the electronic equipment is with system-level
The electronic equipment of chip SOC, first power supply are the working power of the SOC, and the storage control is set to the SOC
Interior, the first memory is volatile memory, and the second memory is nonvolatile memory, and the second source is
Super capacitor.
4. data-storage system according to claim 1, which is characterized in that further include：
It is connected with the second source, the power supervisor of power management is carried out to the second source.
5. data-storage system according to claim 4, which is characterized in that in running order in first power supply
When, the power supervisor is additionally operable to control first power supply powers to the second source.
6. a kind of date storage method, which is characterized in that be based on a kind of data-storage system, the system is set applied to electronics
Standby, it is the working power of the electronic equipment that the electronic equipment, which has the first power supply, first power supply,；The system packet
It includes：First memory, second memory, storage control, with electricity storage device second source, the second source with
First power supply is different, and when first power work, the electricity storage device is in energy accumulating state, while described the
Two power supplys are powered to the storage control, the first memory and the second memory；The method includes：
The storage control detects whether first power supply is in stop working state；
It is in stop working state in first power supply, and the second source continues as institute by the electricity storage device
When stating storage control, first memory and second memory power supply, the storage control will be deposited in the first memory
The second memory is written in the data of storage.
7. date storage method according to claim 6, which is characterized in that storage control detection first electricity
Source whether in stop working state include：
Judge whether to receive the electric signal that the first component transmits, the first component is in the electronic equipment by described first
The component of power supply power supply；
When not receiving the electric signal, determine that first power supply is in stop working state；
When receiving the electric signal, determine that first power supply is in running order.
8. date storage method according to claim 7, which is characterized in that the first component is system level chip SOC；
It is described to judge whether that the electric signal for receiving first component transmission includes：
Judge whether to receive the electric signal that the SOC is transmitted.
9. date storage method according to claim 6, which is characterized in that the system also includes：With second electricity
The connected power supervisor in source；The method further includes：
When the first power supply is in running order, the power supervisor controls first power supply and is supplied for the second source
Electricity.
10. according to claim 6-9 any one of them date storage methods, which is characterized in that the electronic equipment be with
The electronic equipment of system level chip SOC, first power supply are the working power of the SOC, and the storage control is set to
In the SOC, the first memory is volatile memory, and the second memory is nonvolatile memory, described the
Two power supplys are super capacitor.
11. a kind of data storage device, which is characterized in that be based on a kind of data-storage system, the system is set applied to electronics
Standby, it is the working power of the electronic equipment that the electronic equipment, which has the first power supply, first power supply,；The system packet
It includes：First memory, second memory, storage control, with electricity storage device second source, the second source with
First power supply is different, and when first power work, the electricity storage device is in energy accumulating state, while described the
Two power supplys are powered to the storage control, the first memory and the second memory；Described device includes：
Detection module, for detecting whether first power supply is in stop working state；
Control module, for being in stop working state in first power supply, and the second source is deposited by the electricity
When storage device continues as the storage control, first memory and second memory power supply, the storage control will be described
The second memory is written in the data stored in first memory.
12. data storage device according to claim 11, which is characterized in that the detection module includes：
Signal judging unit, the electric signal for judging whether to receive first component transmission, the first component are the electricity
By the component of first power supply power supply in sub- equipment；
First determination unit, for when not receiving the electric signal, determining that first power supply is in stop working state；
Second determination unit, for when receiving the electric signal, determining that first power supply is in running order.
13. data storage device according to claim 11, which is characterized in that the system also includes：With described second
The connected power supervisor of power supply；Described device further includes：
Power control module, for when the first power supply is in running order, the power supervisor to control first power supply
It powers for the second source.
14. according to claim 11-13 any one of them data storage devices, which is characterized in that the electronic equipment is tool
It is the working power of the SOC to have the electronic equipment of system level chip SOC, first power supply, the storage control setting
In in the SOC, the first memory is volatile memory, and the second memory is nonvolatile memory, described
Second source is super capacitor.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101339802A (en) * | 2007-07-06 | 2009-01-07 | 深圳市研祥智能科技股份有限公司 | Electronic hard disc and electronic apparatus |
| CN201607685U (en) * | 2009-12-04 | 2010-10-13 | 深圳市今朝时代新能源技术有限公司 | Hard disk storage device containing stand-by power supply |
| CN103345189A (en) * | 2013-07-29 | 2013-10-09 | 浙江中控技术股份有限公司 | Controller and power fail safeguard method |
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| US8468370B2 (en) * | 2009-09-16 | 2013-06-18 | Seagate Technology Llc | Systems, methods and devices for control of the operation of data storage devices using solid-state memory and monitoring energy used therein |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101339802A (en) * | 2007-07-06 | 2009-01-07 | 深圳市研祥智能科技股份有限公司 | Electronic hard disc and electronic apparatus |
| CN201607685U (en) * | 2009-12-04 | 2010-10-13 | 深圳市今朝时代新能源技术有限公司 | Hard disk storage device containing stand-by power supply |
| CN103345189A (en) * | 2013-07-29 | 2013-10-09 | 浙江中控技术股份有限公司 | Controller and power fail safeguard method |
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