CN110471622A - A kind of SD card method for writing data, device, storage medium and terminal - Google Patents
A kind of SD card method for writing data, device, storage medium and terminal Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/061—Improving I/O performance
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0629—Configuration or reconfiguration of storage systems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]
Abstract
The embodiment of the present application discloses a kind of SD card method for writing data, device, storage medium and terminal, wherein SD card method for writing data include: when detect data are written to SD card when, obtain the time difference at current time and last historical juncture when data are written to the SD card；When the time difference is less than preset time difference, setting working condition is the second working condition, second working condition are as follows: writing speed is arranged according to the relationship between current memory remaining space and the first memory remaining space section, third memory remaining space section；When the time difference is more than or equal to the preset time difference, setting working condition is the first working condition, first working condition are as follows: writing speed is arranged according to the relationship between current memory remaining space and the first memory remaining space section, the second memory remaining space section, third memory remaining space section.Application scheme can effectively improve SD card writing speed.
Description
Technical field
This application involves the application fields of mobile terminal, and in particular to a kind of SD card method for writing data, device, storage are situated between
Matter and terminal.
Background technique
SD card (Secure Digital Memory Card) is also referred to as safe digital card, is a kind of fast based on semiconductor
The memory device of new generation of memory is dodged, it on mancarried device by widely in using, such as digital camera, personal digital help
Reason (foreign language abbreviation PDA) and multimedia player etc..SD card has become most widely used one kind in current consumer digital equipment
Storage card, the multifunctional storage card with various features such as large capacity, high-performance, safety.
Conventionally, as mobile terminal limited storage space, so generally requiring external SD card, mobile terminal exists
It is that the data that will be first written in SD card are put in memory when being written and read to external SD card, is further written to SD card
In, since memory is shared by the application program of various mobile terminals, write-in speed can be made when being continually written to SD card
Degree becomes slower.
Summary of the invention
The embodiment of the present application provides a kind of SD card method for writing data, device, storage medium and terminal, and SD card can be improved
Writing speed.
The embodiment of the present application provides a kind of SD card method for writing data, comprising:
When detect data are written to SD card when, going through when obtaining current time and the last write-in data to the SD card
The time difference at history moment；
When the time difference be less than preset time difference when, setting working condition be the second working condition, described second
Working condition are as follows: according to current memory remaining space and the first memory remaining space section, third memory remaining space section it
Between relationship be arranged writing speed；
When the time difference is more than or equal to the preset time difference, setting working condition is the first working condition,
First working condition are as follows: according to current memory remaining space and the first memory remaining space section, the remaining sky of the second memory
Between relationship between section, third memory remaining space section writing speed is set.
Correspondingly, the embodiment of the present application also provides a kind of SD card writing stations, comprising:
Acquiring unit, for when detect data are written to SD card when, obtain current time and last to the SD card
The time difference of historical juncture when write-in data；
First setting unit, for when the time difference is less than preset time difference, setting working condition to be second
Working condition, second working condition include being set according to the first memory remaining space section and third memory remaining space section
Set writing speed；
Second setting unit, for work shape to be arranged when the time difference is more than or equal to the preset time difference
State is the first working condition, and first working condition includes surplus according to the first memory remaining space section, the second memory
Said write speed is arranged in complementary space section and the third memory remaining space section.
In some embodiments, the second setting unit, further includes:
Subelement is obtained, for obtaining the memory remaining space；
First setting subelement, if being in the first memory remaining space section for the memory remaining space,
Setting writing speed is the first writing speed；
Second setting subelement, if being in the second memory remaining space section for the memory remaining space,
Setting said write speed is the second writing speed.
Correspondingly, the storage medium is stored with a plurality of instruction, institute the embodiment of the present application also provides a kind of storage medium
It states instruction to be loaded suitable for processor, to execute the step in SD card method for writing data as described above.
Correspondingly, the embodiment of the present application also provides a kind of terminal, including processor and memory, the memory storage
There is a plurality of instruction, the processor load described instruction is to execute the step in SD card method for writing data as described above.
Application scheme by when detect data are written to SD card when, obtain current time and last to the SD card
The time difference of historical juncture when write-in data；When the time difference is less than preset time difference, working condition is set
For the second working condition, second working condition are as follows: according to current memory remaining space and the first memory remaining space section,
Writing speed is arranged in relationship between third memory remaining space section；When the time difference is more than or equal to described preset
When time difference, setting working condition is the first working condition, first working condition are as follows: according to current memory remaining space
Relationship between the first memory remaining space section, the second memory remaining space section, third memory remaining space section is set
Set writing speed.Application scheme can effectively improve SD card writing speed.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are only some examples of the present application, for
For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of flow diagram of SD card method for writing data provided by the embodiments of the present application.
Fig. 2 is the flow diagram of another SD card method for writing data provided by the embodiments of the present application.
Fig. 3 is a kind of Operation interface diagram of SD card method for writing data provided by the embodiments of the present application.
Fig. 4 is a kind of structural block diagram of SD card writing station provided by the embodiments of the present application.
Fig. 5 is the structural block diagram of another SD card writing station provided by the embodiments of the present application.
Fig. 6 is the structural schematic diagram of terminal provided by the embodiments of the present application.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiment of the application, instead of all the embodiments.Base
Embodiment in the application, those skilled in the art's every other reality obtained without creative efforts
Example is applied, shall fall in the protection scope of this application.
Based on the above issues, the embodiment of the present application provides a kind of SD card method for writing data, device, storage medium and end
End, can effectively improve SD card writing speed.It is described in detail separately below.It should be noted that the following description
Sequence is not as the restriction to embodiment preferred sequence.
Referring to FIG. 1, Fig. 1 is a kind of flow diagram of SD card method for writing data provided by the embodiments of the present application.It should
SD card method for writing data can be applied to such as mobile phone, tablet computer, laptop, and palm PC, portable media are broadcast
Put the fixed terminals such as the mobile terminals, and desktop computer such as device (Portable Media Player, PMP).The SD card
The detailed process of method for writing data can be such that
101, when detect data are written to SD card when, obtain current time and last when data are written to the SD card
Historical juncture time difference.
Specifically, initiating the instruction that data are written to SD card by user.Wherein, refer to SD card write-in data by terminal
Data in memory move in the SD card connecting with terminal, and terminal and SD card are attached by hardware interface.Wherein, it is written
Data be Installed System Memory information, may include symbol, text, number, voice, image, video etc..Specifically, in system
Depositing information can be shown by file mode in terminal interface.For example, user can pass through any in selection terminal memory bank
Then file executes the operation for moving to SD card to this file.It can be that data are written to SD card specifically, obtaining current time
When, record currently starts to be written time when data.Obtain historical juncture when data are written to SD card, can for it is last to
The time after data are completed is written in SD card.Calculate the time difference between the time twice recorded.For example, last to SD
Card write-in data, 30 divide 4 seconds when the time after completing can be 11.When it is preceding to SD card be written data before time can be
30 divide 6 seconds when 11, then the time difference between data is written to SD card twice is 2 seconds.
In some embodiments, step " when detect to SD card be written data when ", can also include following below scheme:
When detecting to SD card write-in data to be written for the first time, first working condition is executed.
Specifically, referring to when user triggers the instruction to SD card write-in data for the first time and carrying out first data write-in to SD card
When, terminal according to the first working condition to SD card carry out data write-in, avoid be not detected to SD write-in data history when
When quarter, stop that data are written to SD card.Wherein, the first working condition can be with are as follows: obtains current memory remaining space, determines current
Memory remaining space section, if current memory remaining space section is in the first memory remaining space section, can be set to
SD card writing speed is the first SD card writing speed；If current memory remaining space section is in the second memory remaining space
Section or third memory remaining space section, then can be set to SD card writing speed is the second SD card writing speed.
Wherein, memory remaining space section can by the relationship of memory remaining space and default memory remaining space come into
Row divides.For example, default memory remaining space may include the first memory remaining space and the second memory remaining space, wherein
First memory remaining space can be greater than the second memory remaining space.
For example, division rule can be with are as follows: if memory remaining space is greater than the first memory remaining space, memory remaining space
In the first memory remaining space section；If memory remaining space is less than or equal to the first memory remaining space and is more than or equal to second
Memory remaining space, then memory remaining space is in the second memory remaining space section；If memory remaining space less than second in
Remaining space is deposited, then memory remaining space is in third memory remaining space section.
In some embodiments, step " when detect to SD card be written data when ", can also include following below scheme:
Into SD card write-in data procedures, current memory remaining space locating for current residual memory headroom is detected
Section；
Determine whether current memory remaining space section is original memory remaining space section, and the original memory is surplus
Complementary space section is memory remaining space section when data are written to the SD card；
If it is not, said write speed then is arranged according to current memory remaining space section.
Specifically, current memory remaining space can constantly change, then institute during data are written to SD card
The memory remaining space section at place can also change.Detect memory remaining space section locating for current memory remaining space.
It, will be in current memory remaining space and the first memory remaining space, second for example, current memory remaining space can be obtained in real time
It deposits remaining space to be compared, the memory remaining space section where current memory remaining space is determined according to comparison result.
Specifically, by current memory remaining space section compared with original memory remaining space section, wherein original memory
Remaining space section is the memory remaining space section where the memory headroom got before data are written to SD card.If working as
Preceding memory remaining space and original memory remaining space are inconsistent, then according to current memory remaining space section and being presently in work
Make the relationship setting SD card writing speed of state.By the memory remaining space got in real time, and press locating remaining space area
Between SD card writing speed is set, can be improved SD card writing speed.
In some embodiments, step " determines whether current memory remaining space section is that original memory is remaining empty
Between section, further include following below scheme:
Judge whether current memory remaining space section is the second memory remaining space section；
If so, determining whether the working condition is second working condition；
If so, keeping presently written speed that data are written to the SD card.
Specifically, current memory remaining space and the first memory remaining space, the second memory remaining space that will acquire
It is compared, obtains comparison result.
Wherein, show that comparison result can be less than or equal to the first memory remaining space and is greater than for current memory remaining space
Equal to the second memory remaining space, then it is determined that current memory remaining space is in the second memory remaining space section.
Further, detection is presently in working condition.Wherein, being presently in working condition can be the first work shape
State, at this point, writing speed, which is arranged, according to the first working condition is written data to SD card.Being presently in working condition can be second
Working condition, at this point, continuing that data are written to SD card according to presently written speed.This step can in a second operative state,
When memory remaining space is in the second memory remaining space, remain to continue to carry out data write-in to SD card.
102, when the time difference is less than preset time difference, setting working condition is the second working condition, described
Second working condition are as follows: according to current memory remaining space and the first memory remaining space section, third memory remaining space area
Between between relationship be arranged writing speed.
Specifically, time difference is compared with preset time difference according to the time difference being calculated.Wherein,
Preset time difference can be arranged automatically according to memory size system.It can be more rationally effective according to the setting of preset time difference
SD card writing speed is arranged in switch operating state.
For example, time difference can be less than preset time difference, at this point, setting working condition is the second working condition.Its
In, the second working condition can be with are as follows: obtains current memory remaining space, determines current memory remaining space section, if in current
It deposits remaining space section and is in the first memory remaining space section, then can be set to SD card writing speed is the first SD card
Writing speed；If current memory remaining space section is in third memory remaining space section, can be set to SD card data
Writing speed is the second SD card writing speed.
In some embodiments, step " setting working condition is the second working condition ", can also include following below scheme:
Obtain current memory remaining space；
If current memory remaining space is in the second memory remaining space section, start timing；
Reach prefixed time interval when the time of timing, then second working condition is switched to the first work shape
State.
Specifically, memory remaining space can be obtained in real time when being in the second working condition.If being got when detecting
Memory remaining space be in the second memory remaining space section, then do not change when the preceding writing speed to SD card write-in data,
And start to carry out timing.Specifically, when reaching prefixed time interval, current memory remaining space section is surplus still in the second memory
Second working condition then can be switched to the first working condition by complementary space section.By prefixed time interval to working condition
Switching, can effectively save to SD card write-in data time.
103, when the time difference is more than or equal to the preset time difference, setting working condition is the first work shape
State, first working condition are as follows: according to current memory remaining space and the first memory remaining space section, the second memory residue
Writing speed is arranged in relationship between spatial interval, third memory remaining space section.
Specifically, time difference is compared with preset time difference according to the time difference being calculated.
For example, time difference can be more than or equal to preset time difference, at this point, setting working condition is the first work shape
State.
In some embodiments, step " setting working condition is the first working condition ", may include following below scheme:
Obtain the memory remaining space；
If the memory remaining space is in the first memory remaining space section, writing speed is set and is write for first
Enter speed；
If the memory remaining space is in the second memory remaining space section, it is that said write speed, which is arranged,
Two writing speeds.
It is specific to obtain current memory remaining space, current memory remaining space section is determined, if current memory is remaining empty
Between section be in the first memory remaining space section, then can be set to SD card writing speed be the first SD card write-in speed
Degree；If current memory remaining space section is in the second memory remaining space section or third memory remaining space section,
Can be set to SD card writing speed is the second SD card writing speed.When the memory remaining space got is any value
When, by executing the first working condition, SD card writing speed can be set to SD card, data are written.
In the present embodiment, when data are written to SD card by detection, acquisition current time is write with the last time to the SD card
The time difference of historical juncture when entering data, when the time difference is less than preset time difference, setting working condition is
Second working condition, second working condition are as follows: according to current memory remaining space and the first memory remaining space section,
Writing speed is arranged in relationship between three memory remaining space sections；When the time difference be more than or equal to it is described default when
Between difference when, setting working condition be the first working condition, first working condition are as follows: according to current memory remaining space with
First memory remaining space section, the second memory remaining space section, the relationship setting between third memory remaining space section
Writing speed.The time difference to SD card writing speed is arranged by acquisition in application scheme twice in succession, and according to this
The size dynamic adaptation SD card writing speed of time difference, can effectively save the SD card write time, improve to SD card and number is written
According to efficiency.
Referring to FIG. 2, Fig. 2 is the flow diagram of another SD card method for writing data provided by the embodiments of the present application.
In the present embodiment, citing description can be carried out using mobile phone as terminal.The concrete scene of the SD card method for writing data is answered
With can be such that
201, terminal receives the request to SD card write-in data.
In the present embodiment, it is first determined SD card is placed in terminal.User can open the instruction to SD card write-in data,
Terminal is after receiving the instruction to SD card write-in data of user's triggering, according to instruction execution corresponding operating.
For example, referring to FIG. 3, Fig. 3 is Operation interface diagram provided by the embodiments of the present application.User opens terminal, and opening is deposited
Storage file can see terminal screen interface as shown on the left side of figure 3, wherein the interface is listed files interface, is shown
Each file of system memory space.User can choose any file and open it.
For example, user's opened file folder, can choose file 1, then terminal screen interface is jumped to shown in the right side Fig. 3
Interface.The boundary interface can show the content of file 1, and user can carry out file 1 by the button below triggering screen
Operation.Specifically, user can click " moving to SD card " button, the instruction to SD card write-in data is triggered.
202, writing speed is arranged according to the first working condition according to request current memory remaining space in terminal
And record the data write-in moment.
In the present embodiment, request of data is written according to the SD card received in terminal, can set according to the first working condition
Set SD card writing speed.
For example, current memory remaining space M is got, for example, memory remaining space M can be 500M.By memory residue
Space M and the first memory remaining space (can be M1), the second memory remaining space (can be M2), wherein the first memory is remaining
Space M1 can be that 400M, the second memory remaining space M2 can be 300M.At this point, memory remaining space M is greater than the first memory
Remaining space M1 can then determine that memory remaining space section locating for memory remaining space M is the first memory remaining space area
Between.In the first working condition, when being in the first memory remaining space section, then SD card writing speed can be set and write for first
Enter speed, wherein the first writing speed can be 10M/ seconds.
203, terminal opens first timer, and timing acquisition current memory remaining space is arranged according to the first working condition
Writing speed simultaneously records the data write-in moment.
In the present embodiment, number is written when terminal is arranged SD card writing speed and starts to execute to SD card with this writing speed
According to operation when, first timer can be opened.Such as the time setting of first timer can be 5 seconds.According to the first timing
The time of device setting obtains current memory remaining space, and SD card writing speed is then arranged according to the first working condition and records
The moment is written.
For example, terminal starts data can be written to SD card with 10M/ seconds writing speeds, meanwhile, first timer can be with
Start to set timing in 5 seconds.Wherein, timer timing mode can be countdown 5 seconds to 0 second, or reverse countdown 0 second to 5
Second.After timing, memory remaining space M3 is obtained, for example, memory remaining space M3 can be 600M.Memory is remaining at this time
Space M3 can still be greater than the first memory remaining space M1, then can determine memory remaining space locating for memory remaining space M3
Section is the first memory remaining space section.It, then can be with when being in the first memory remaining space section in the first working condition
Setting SD card writing speed be the first writing speed, i.e. 10M/ seconds.Then at the time of terminal record is when the preceding write-in data to SD,
30 divide 4 seconds when can be 12.
204, terminal obtains the time difference at the adjacent write-in moment of data twice, judges whether the time difference is less than preset time
Difference, if so, thening follow the steps 205；If it is not, thening follow the steps 206.
In the present embodiment, terminal, according to the continuous variation of memory remaining space, is write when carrying out write-in data to SD card
Entering speed can also change.When writing speed is arranged each time, current time is recorded.Terminal by the adjacent moment twice into
Row subtraction calculations, obtain time difference.
30 divide 4 seconds when for example, can be 12 at the time of when writing speed is arranged in the first time of terminal record, terminal record
30 divide 6 seconds when can be 12 at the time of when second setting writing speed, terminal will twice the moment subtract each other to obtain time difference 2
Second.Then obtained time difference is compared with preset time difference, wherein preset time difference can be 3 seconds.Pass through
Compare, can determine that time difference is less than preset time difference.Then step 205 can be executed according to comparison result.
In some embodiments, there may also be another situations.For example, writing speed is arranged in the first time of terminal record
When at the time of 30 divide 4 seconds when can be 12,30 divide 8 when can be 12 at the time of when second of setting writing speed of terminal record
Second, terminal will twice the moment subtract each other to obtain time difference 4 seconds.Then obtained time difference and preset time difference are compared
Compared with, wherein preset time difference can be 3 seconds.By comparing, it can determine that time difference is greater than preset time difference.Then may be used
To execute step 206 according to comparison result.
205, current first working condition is switched to the second working condition and opens second timer and obtained currently by terminal
Memory remaining space.
In the present embodiment, when the time difference for determining the adjacent SD card writing speed setting of progress twice is less than preset time
When difference, the first working condition executed at this time is switched to the second working condition by terminal.It is then turned on second timer, example
Such as, in order to avoid data frequently are written to SD card, when the setting duration of second timer can be greater than the setting of first timer
Long, second timer can be set as 20 seconds.Terminal is closed first timer and is obtained according to the setting duration of second timer
Memory remaining space.
For example, memory remaining space can be 100M at this time, terminal can be to the writing speed of SD card write-in data
10M/ seconds.The first locating at this time working condition can be switched to the second working condition by terminal, be in the second working condition
When, memory remaining space is less than the second memory remaining space M2, it is determined that locating memory remaining space section is surplus for third memory
Complementary space section then can be set the second writing speed to SD card and data be written.Wherein, the second writing speed can be 5M/ seconds.
And starts timing according to 20 seconds durations that second timer is set and obtain memory remaining space.
206, writing speed is arranged according to the first working condition in terminal.
In the present embodiment, when the time difference for determining the adjacent SD card writing speed setting of progress twice is greater than preset time
When difference, terminal will continue to execute the first working condition.
For example, memory remaining space can be 100M at this time, terminal can be to the writing speed of SD card write-in data
10M/ seconds.Terminal can continue to execute the first working condition, and when being in the first working condition, memory remaining space is less than second
Memory remaining space M2, it is determined that locating memory remaining space section is third memory remaining space section, then can be set the
Data are written to SD card in the rate of two writing speeds, i.e. 5M/ second.
207, when terminal is in the second working condition, and the not set writing speed in second timer, then will
Second working condition switches to the first working condition and closes second timer.
In the present embodiment, when terminal is in the second working condition, and after opening second timer.In timer setting
In length, terminal memory remaining space can be constantly in the second memory remaining space section, then not to SD during the second timing
Card setting writing speed.At this point, the second working condition is switched to the first working condition and closes second timer by terminal.
For example, at this point, terminal memory remaining space can be 100M, according to the second writing speed 5M/ seconds of setting to SD
Card write-in data, open second timer, obtain memory remaining space section, the memory remaining space got can be
450M, then determination is worked as according to memory remaining space compared with the first memory remaining space M1, the second memory remaining space M2
Preceding memory remaining space section is the second memory remaining space section, according to the second working condition, remaining in the second memory
Then it is arranged without SD card writing speed when spatial interval.At this point it is possible to which the second working condition is back switched to the first work
State, and close second timer.
In the present embodiment, by the way that number is arranged based on the first working condition according to request current memory remaining space
According to writing speed and the data write-in moment is recorded, opens first timer, timing acquisition current memory remaining space, according to first
Working condition setting writing speed simultaneously records the data write-in moment, obtains the time difference at the adjacent write-in moment of data twice
Value, judges whether the time difference is less than preset time difference, if so, current first working condition is switched to the second working condition
And it opens second timer and obtains current memory remaining space；If it is not, writing speed then is arranged according to the first working condition, work as place
When the second working condition, and the not set writing speed in second timer, then the second working condition is switched to
One working condition simultaneously closes second timer, and SD card can be improved.Application scheme is it is possible to prevente effectively from be frequently arranged to SD card
Writing speed reduces mobile terminal consumption.
For convenient for better implementation SD card method for writing data provided by the embodiments of the present application, the embodiment of the present application is also provided
A kind of device based on above-mentioned SD card method for writing data.The wherein meaning of noun and phase in above-mentioned SD card method for writing data
Together, specific implementation details can be with reference to the explanation in embodiment of the method.
Referring to FIG. 4, Fig. 4 is a kind of structural block diagram of SD card writing station provided by the embodiments of the present application, comprising:
Acquiring unit 401, for when detect data are written to SD card when, obtain current time and last to the SD
The time difference of historical juncture when card write-in data；
First setting unit 402, for when the time difference is less than preset time difference, setting working condition to be the
Two working conditions, second working condition include according to the first memory remaining space section and third memory remaining space section
Writing speed is set；
Second setting unit 403, for work to be arranged when the time difference is more than or equal to the preset time difference
State is the first working condition, and first working condition includes according to the first memory remaining space section, the second memory
Said write speed is arranged in remaining space section and the third memory remaining space section.
Referring to FIG. 5, in some embodiments, the second setting unit 403 includes:
Subelement 4031 is obtained, for obtaining the memory remaining space；
First setting subelement 4032, if being in the first memory remaining space area for the memory remaining space
Between, then it is the first writing speed that writing speed, which is arranged,；
Second setting subelement 4033, if being in the second memory remaining space area for the memory remaining space
Between, then it is the second writing speed that said write speed, which is arranged,.
The present embodiment is by when detecting that obtaining current time writes with last to the SD card when data are written to SD card
The time difference of historical juncture when entering data；When the time difference is less than preset time difference, setting working condition is
Second working condition, second working condition are as follows: according to current memory remaining space and the first memory remaining space section,
Writing speed is arranged in relationship between three memory remaining space sections；When the time difference be more than or equal to it is described default when
Between difference when, setting working condition be the first working condition, first working condition are as follows: according to current memory remaining space with
First memory remaining space section, the second memory remaining space section, the relationship setting between third memory remaining space section
Writing speed.The embodiment of the present application is configured SD card writing speed, is had by the time difference to SD card write-in data
Effect avoids that writing speed frequently is arranged to SD card, can reduce power consumption of terminal, and then effectively improve SD card write efficiency.
The embodiment of the present application also provides a kind of terminal.As shown in fig. 6, the terminal may include radio frequency (RF, Radio
Frequency) circuit 601, include one or more memory 602, the input unit of computer readable storage medium
603, display unit 604, sensor 605, voicefrequency circuit 606, Wireless Fidelity (WiFi, Wireless Fidelity) module
607, the components such as processor 608 and the power supply 609 of processing core are included one or more than one.Those skilled in the art
Member it is appreciated that terminal structure shown in Fig. 6 not structure paired terminal restriction, may include more more or fewer than illustrating
Component perhaps combines certain components or different component layouts.Wherein:
During RF circuit 601 can be used for receiving and sending messages, signal is sended and received, and particularly, the downlink of base station is believed
After breath receives, one or the processing of more than one processor 608 are transferred to；In addition, the data for being related to uplink are sent to base station.It is logical
Often, RF circuit 601 includes but is not limited to antenna, at least one amplifier, tuner, one or more oscillators, user identity
Module (SIM, Subscriber Identity Module) card, transceiver, coupler, low-noise amplifier (LNA, Low
Noise Amplifier), duplexer etc..In addition, RF circuit 601 can also be logical with network and other equipment by wireless communication
Letter.
Memory 602 can be used for storing software program and module, and processor 608 is stored in memory 602 by operation
Software program and module, thereby executing various function application and data processing.Memory 602 can mainly include storage journey
Sequence area and storage data area, wherein storing program area can the (ratio of application program needed for storage program area, at least one function
Such as sound-playing function, image player function) etc..In addition, memory 602 may include high-speed random access memory, also
It may include nonvolatile memory, a for example, at least disk memory, flush memory device or the storage of other volatile solid-states
Device.Correspondingly, memory 602 can also include Memory Controller, to provide processor 608 and input unit 603 to depositing
The access of reservoir 602.
Input unit 603 can be used for receiving the number or character information of input, and generate and user setting and function
Control related keyboard, mouse, operating stick, optics or trackball signal input.Specifically, in a specific embodiment
In, input unit 603 may include touch sensitive surface and other input equipments.Touch sensitive surface, also referred to as touch display screen or touching
Control plate, collect user on it or nearby touch operation (such as user using any suitable object such as finger, stylus or
Operation of the attachment on touch sensitive surface or near touch sensitive surface), and corresponding connection dress is driven according to preset formula
It sets.In addition to touch sensitive surface, input unit 603 can also include other input equipments.Specifically, other input equipments may include
But in being not limited to physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating stick etc.
It is one or more.
Display unit 604 can be used for showing information input by user or be supplied to user information and server it is each
Kind graphical user interface, these graphical user interface can be made of figure, text, icon, video and any combination thereof.It is aobvious
Show that unit 604 may include display panel, optionally, liquid crystal display (LCD, Liquid Crystal can be used
Display), the forms such as Organic Light Emitting Diode (OLED, Organic Light-Emitting Diode) configure display surface
Plate.Further, touch sensitive surface can cover display panel, after touch sensitive surface detects touch operation on it or nearby,
Processor 608 is sent to determine the type of touch event, is followed by subsequent processing device 608 according to the type of touch event in display panel
It is upper that corresponding visual output is provided.Although touch sensitive surface and display panel are realized as two independent components in Fig. 6
Input and input function, but in some embodiments it is possible to it is touch sensitive surface and display panel is integrated and realize and input and defeated
Function out.
Terminal may also include at least one sensor 605, such as optical sensor, motion sensor and other sensors.
Specifically, optical sensor may include ambient light sensor and proximity sensor, wherein ambient light sensor can be according to ambient light
Light and shade adjust the brightness of display panel, proximity sensor can close display panel and back when server is moved in one's ear
Light.
Voicefrequency circuit 606, loudspeaker, microphone can provide the audio interface between user and server.Voicefrequency circuit 606
Electric signal after the audio data received being converted, is transferred to loudspeaker, is converted to voice signal output by loudspeaker；Separately
On the one hand, the voice signal of collection is converted to electric signal by microphone, is converted to audio data after being received by voicefrequency circuit 606,
After audio data output processor 608 is handled again, through RF circuit 601 to be sent to such as terminal, or audio data is defeated
Out to memory 602 to be further processed.Voicefrequency circuit 606 is also possible that earphone jack, to provide peripheral hardware earphone and clothes
The communication of business device.
WiFi belongs to short range wireless transmission technology, and terminal can help user's transceiver electronics postal by WiFi module 607
Part, browsing webpage and access streaming video etc., it provides wireless broadband internet access for user.Although Fig. 6 is shown
WiFi module 607, but it is understood that, and it is not belonging to must be configured into for terminal, it can according to need do not changing completely
Become in the range of the essence of application and omits.
Processor 608 is the control centre of terminal, using the various pieces of various interfaces and connection whole mobile phone, is led to
It crosses operation or executes the software program and module being stored in memory 602, and call the number being stored in memory 602
According to the various functions and processing data of execute server, to carry out integral monitoring to mobile phone.Optionally, processor 608 can wrap
Include one or more processing cores；Preferably, processor 608 can integrate application processor and modem processor, wherein answer
With the main processing operation system of processor, user interface and application program etc., modem processor mainly handles wireless communication.
It is understood that above-mentioned modem processor can not also be integrated into processor 608.
Terminal further includes the power supply 609 (such as battery) powered to all parts, it is preferred that power supply can pass through power supply pipe
Reason system and processor 608 are logically contiguous, to realize management charging, electric discharge and power managed by power-supply management system
Etc. functions.Power supply 609 can also include one or more direct current or AC power source, recharging system, power failure inspection
The random components such as slowdown monitoring circuit, power adapter or inverter, power supply status indicator.
Specifically in the present embodiment, the processor 608 in terminal can be according to following instruction, will be one or more
The corresponding executable file of the process of application program is loaded into memory 602, and is run by processor 608 and be stored in storage
Application program in device 602, to realize various functions:
When detect data are written to SD card when, going through when obtaining current time and the last write-in data to the SD card
The time difference at history moment；
When the time difference be less than preset time difference when, setting working condition be the second working condition, described second
Working condition are as follows: according to current memory remaining space and the first memory remaining space section, third memory remaining space section it
Between relationship be arranged writing speed；
When the time difference is more than or equal to the preset time difference, setting working condition is the first working condition,
First working condition are as follows: according to current memory remaining space and the first memory remaining space section, the remaining sky of the second memory
Between relationship between section, third memory remaining space section writing speed is set.
Application scheme by when detect data are written to SD card when, obtain current time and last to the SD card
The time difference of historical juncture when write-in data；When the time difference is less than preset time difference, working condition is set
For the second working condition, second working condition are as follows: according to current memory remaining space and the first memory remaining space section,
Writing speed is arranged in relationship between third memory remaining space section；When the time difference is more than or equal to described preset
When time difference, setting working condition is the first working condition, first working condition are as follows: according to current memory remaining space
Relationship between the first memory remaining space section, the second memory remaining space section, third memory remaining space section is set
Writing speed is set, can effectively improve SD card writing speed.
It will appreciated by the skilled person that all or part of the steps in the various methods of above-described embodiment can be with
It is completed by instructing, or relevant hardware is controlled to complete by instruction, which can store in computer-readable storage
In medium, and is loaded and executed by processor.
For this purpose, the embodiment of the present application provides a kind of storage medium, wherein being stored with a plurality of instruction, which can be processed
Device is loaded, to execute the step in any SD card method for writing data provided by the embodiment of the present application.For example, this refers to
Order can execute following steps:
When detect data are written to SD card when, going through when obtaining current time and the last write-in data to the SD card
The time difference at history moment；When the time difference is less than preset time difference, setting working condition is the second working condition,
Second working condition are as follows: according to current memory remaining space and the first memory remaining space section, the remaining sky of third memory
Between relationship between section writing speed is set；When the time difference is more than or equal to the preset time difference, if
Setting working condition is the first working condition, first working condition are as follows: surplus according to current memory remaining space and the first memory
Speed is written in complementary space section, the second memory remaining space section, the relationship setting data between third memory remaining space section
Degree.
The specific implementation of above each operation can be found in the embodiment of front, and details are not described herein.
Wherein, which may include: read-only memory (ROM, Read Only Memory), random access memory
Body (RAM, Random Access Memory), disk or CD etc..
By the instruction stored in the storage medium, any SD card number provided by the embodiment of the present application can be executed
According to the step in wiring method, it is thereby achieved that any SD card method for writing data institute provided by the embodiment of the present application
The beneficial effect being able to achieve is detailed in the embodiment of front, and details are not described herein.
SD card method for writing data, device, storage medium and terminal provided by the embodiment of the present application are carried out above
It is discussed in detail, specific examples are used herein to illustrate the principle and implementation manner of the present application, above embodiments
Illustrate to be merely used to help understand the present processes and its core concept；Meanwhile for those skilled in the art, according to this
The thought of application, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification is not answered
It is interpreted as the limitation to the application.
Claims (10)
1. a kind of SD card method for writing data characterized by comprising
When detect data are written to SD card when, when obtaining current time and last history when data are written to the SD card
The time difference at quarter；
When the time difference is less than preset time difference, setting working condition is the second working condition, second work
State are as follows: according between current memory remaining space and the first memory remaining space section, third memory remaining space section
Writing speed is arranged in relationship；
When the time difference is more than or equal to the preset time difference, setting working condition is the first working condition, described
First working condition are as follows: according to current memory remaining space and the first memory remaining space section, the second memory remaining space area
Between, relationship between third memory remaining space section writing speed is set.
2. also being wrapped the method according to claim 1, wherein the setting working condition is the second working condition
It includes:
Obtain current memory remaining space；
If current memory remaining space is in the second memory remaining space section, start timing；
Reach prefixed time interval when the time of timing, then second working condition is switched to first working condition.
3. the method according to claim 1, wherein the setting working condition is the first working condition, comprising:
Obtain the memory remaining space；
If the memory remaining space is in the first memory remaining space section, it is the first write-in speed that writing speed, which is arranged,
Degree；
If the memory remaining space is in the second memory remaining space section, said write speed is set and is write for second
Enter speed.
4. the method according to claim 1, wherein it is described when detect to SD card be written data when, acquisition is worked as
The time difference of historical juncture when preceding moment and last from the write-in data to the SD card, further includes:
When detecting to SD card write-in data to be written for the first time, first working condition is executed.
5. the method according to claim 1, wherein further include:
Into SD card write-in data procedures, current memory remaining space area locating for current residual memory headroom is detected
Between；
Determine whether current memory remaining space section is original memory remaining space section, the original memory is remaining empty
Between section be to the SD card be written data when memory remaining space section；
If it is not, said write speed then is arranged according to current memory remaining space section.
6. according to the method described in claim 5, it is characterized in that, described by current memory remaining space section and former
Before beginning memory remaining space is matched, further includes:
Judge whether current memory remaining space section is the second memory remaining space section；
If so, determining whether the working condition is second working condition；
If so, keeping presently written speed that data are written to the SD card.
7. a kind of SD card writing station characterized by comprising
Acquiring unit, for when detect data are written to SD card when, obtain current time and last be written to the SD card
The time difference of historical juncture when data；
First setting unit, for when the time difference is less than preset time difference, setting working condition to be the second work
State, second working condition include being write according to the first memory remaining space section and the setting of third memory remaining space section
Enter speed；
Second setting unit, is used for when the time difference is more than or equal to the preset time difference, and setting working condition is
First working condition, first working condition include remaining empty according to the first memory remaining space section, the second memory
Between section and the third memory remaining space section said write speed is set.
8. device according to claim 7, which is characterized in that second setting unit includes: acquisition subelement, and first
Subelement and the second setting subelement are set；
The acquisition subelement, for obtaining the memory remaining space；
The first setting subelement, if being in the first memory remaining space section for the memory remaining space,
Setting writing speed is the first writing speed；
The second setting subelement, if being in the second memory remaining space section for the memory remaining space,
Setting said write speed is the second writing speed.
9. a kind of storage medium, which is characterized in that the storage medium is stored with a plurality of instruction, described instruction be suitable for processor into
Row load requires the step in 1 to 6 described in any item SD card method for writing data with perform claim.
10. a kind of terminal, which is characterized in that including processor and memory, the memory is stored with a plurality of instruction, the place
Device load described instruction is managed with the step in perform claim 1 to 6 described in any item SD card method for writing data of requirement.
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