CN108959153A - A kind of all-in-one machine, the method, apparatus of data forward, equipment and storage medium - Google Patents
A kind of all-in-one machine, the method, apparatus of data forward, equipment and storage medium Download PDFInfo
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- CN108959153A CN108959153A CN201810863839.6A CN201810863839A CN108959153A CN 108959153 A CN108959153 A CN 108959153A CN 201810863839 A CN201810863839 A CN 201810863839A CN 108959153 A CN108959153 A CN 108959153A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4004—Coupling between buses
- G06F13/4022—Coupling between buses using switching circuits, e.g. switching matrix, connection or expansion network
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1415—Saving, restoring, recovering or retrying at system level
- G06F11/1443—Transmit or communication errors
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Abstract
The invention discloses a kind of all-in-one machine, the method, apparatus of data forward, equipment and storage mediums, it is related to technical field of data transmission, which includes: to obtain the storage information of the target data of current transmission between movable storage device and the first main computer unit；When the movable storage device, which is switched to, to be connect with the second main computer unit, the data connection between first main computer unit and second main computer unit is established；Transmission of the target data between movable storage device and the first main computer unit is continued by second main computer unit based on the storage information.The present embodiment solve the problems, such as because data interface channel switch caused by original target data Transmission due to can not restore, realize under the premise of not increasing system cost, data forward of the target data between original store path.
Description
Technical field
The present embodiments relate to technical field of data transmission more particularly to a kind of all-in-one machines, the method for data forward, dress
It sets, equipment and storage medium.
Background technique
Existing Dual-system panel personal computer is connected to corresponding main computer unit by switching channel, and realization both can be to Android
Main computer unit transmits data, can also transmit data to main frame unit.But inventor sends out during practice
Existing, if movable storage device is when transmitting data to main frame unit, user's switching channel connects movable storage device
It is connected to Android main computer unit, at this time because the switching in channel has interrupted the data transmission procedure to main frame unit, so as to
The data-transmission interruptions of main frame unit, and can not restore automatically.
Summary of the invention
The present invention provides a kind of all-in-one machine, the method, apparatus of data forward, equipment and storage medium, is not being increased with realizing
Under the premise of adding system cost, data forward of the target data between original store path.
In a first aspect, the embodiment of the invention provides a kind of all-in-one machines, comprising: master chip, two main computer units, USB are cut
Change switch and USB interface；
The main computer unit is respectively arranged with the USB interface for making Host function, is connected to the master chip by USB；
The static side of the USB switching switch is connect with the USB interface；
The master chip is provided with the port I/O, the USB switching switch is connected to by the port I/O, for controlling
The moved end of the USB switching switch is connected with one in described two main computer units；
The master chip is also used to send out during transmission objectives data when the main computer unit with the USB interface
When lively end switching, the transmission that new data connection restores target data is established by the connection relationship after switching.
Further, at least one of described main computer unit is Android main computer unit；
The Android main computer unit also passes through SPI access with the master chip and is connected.
Further, the connection relationship by after switching establishes the transmission that new data connection restores target data,
Include:
New data connection is re-established according to the storage address of the target data and data name.
Second aspect, the embodiment of the invention provides a kind of methods of data forward, this method comprises:
Obtain the storage information of the target data of current transmission between movable storage device and the first main computer unit；
When the movable storage device, which is switched to, to be connect with the second main computer unit, first main computer unit and institute are established
State the data connection between the second main computer unit；
Continue the target data by second main computer unit based on the storage information to set in mobile storage
The standby transmission between the first main computer unit.
The third aspect, the embodiment of the invention also provides a kind of device of data forward, which includes:
Data obtaining module is stored, for obtaining the target of current transmission between movable storage device and the first main computer unit
The storage information of data；
Data connection establishes module, for building when the movable storage device is switched to and connect with the second main computer unit
Found the data connection between first main computer unit and second main computer unit；
Target data resumes module, described for being continued based on the storage information by second main computer unit
Transmission of the target data between movable storage device and the first main computer unit.
Fourth aspect the embodiment of the invention also provides a kind of computer equipment, including memory, processor and is stored in
On memory and the computer program that can run on a processor, the processor realize that the data are continuous when executing described program
The method of biography.
5th aspect, the embodiment of the invention also provides a kind of computer readable storage mediums, are stored thereon with computer
Program, which realizes data forward method when being executed by processor.
The storage that the present invention passes through the target data of current transmission between acquisition movable storage device and the first main computer unit
Information；When movable storage device, which is switched to, to be connect with the second main computer unit, the first main computer unit and the second main computer unit are established
Between data connection；The target data is continued in movable storage device by the second main computer unit based on the storage information
With the transmission between the first main computer unit, solve because data interface channel switching caused by original target data Transmission due to nothing
It is continuous to realize data of the target data between original store path under the premise of not increasing system cost for the problem of method is restored
It passes.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for all-in-one machine that the embodiment of the present invention one provides；
Fig. 2 is a kind of flow chart of the method for data forward provided by Embodiment 2 of the present invention；
Fig. 3 is the all-in-one machine structure schematic diagram provided by Embodiment 2 of the present invention using data forward method；
Fig. 4 is a kind of flow chart of the method for data forward that the embodiment of the present invention three provides；
Fig. 5 is a kind of flow chart of the method for data forward that the embodiment of the present invention four provides；
Fig. 6 is a kind of structural schematic diagram of the device for data forward that the embodiment of the present invention five provides；
Fig. 7 is a kind of structural schematic diagram for computer equipment that the embodiment of the present invention six provides.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Embodiment one
Fig. 1 is a kind of structural schematic diagram for all-in-one machine that the embodiment of the present invention one provides.As shown in Figure 1, the all-in-one machine packet
It includes: 10, two main computer units 20 of master chip, USB switching switch 30 and USB interface 40.
Wherein, main computer unit 20 is respectively arranged with the USB interface for making Host function, is connected to master chip 10 by USB；
The static side of USB switching switch 30 is connect with USB interface 40；Master chip 10 is provided with the port I/O, is connected to USB by the port I/O
Switch switch 30, the moved end for controlling USB switching switch 30 is connected with one in two main computer units 20；Master chip 10,
It is also used to when with USB interface 40 moved end switching occurs during transmission objectives data for main computer unit 20, after switching
Connection relationship establish the transmission that new data connection restores target data.
Specifically, master chip 10 is MCU (micro-control unit Microcontroller Unit, English abbreviation MCU), MCU
The descriptor of the USB interface as Device function be that standard touches Protocol Descriptor, thus touch data is in transmission process
In without developing serial ports transport protocol, limit by the transmission bandwidth of serial ports, and usb data stability is high, transmission rate height.
It further, is the host system of hardware by two main computer units 20 in all-in-one machine in this present embodiment,
Its USB attribute is Host, and the equipment that two attributes are Host can not be communicated directly, therefore, if by one of main
Machine unit 20 transmits data to another main computer unit 20, needs master chip 10 as the equipment of Device function in two hosts
Interim data between unit 20 completes the transmission of data to establish communication connection between the two.
USB, which switches switch 30, has static side and moved end, and static side is connected to USB interface 40, and the USB interface 40 is outer for connecting
The movable storage device set.Master chip 10 is connected to USB by the port I/O and switches switch 30, and control USB switching switch 30 acts
So that USB switching switch 30 is connected with one in two main computer units 20.For the ease of illustrating, two main computer units
20 be respectively the first main computer unit and the second main computer unit.Master chip 10 controls USB switching switch 30 and the first main computer unit phase
Even, movable storage device passes through USB interface 40 to the first main computer unit transmission objectives data, in the process of transmission objectives data
In, master chip controls the data connection of USB switching switch disconnection and the first main computer unit, and establishes data with the second main computer unit
Connection, master chip 10 establishes the second host list according to the connection relationship of the second main computer unit and USB interface 40 after switching at this time
The new data connection of the-the first main computer unit of member-master chip is to restore the transmission of target data.
It should be noted that when with the progress of newly-established second main computer unit-master chip the-the first main computer unit data connection
In target data transmission process, if master chip 10 controls USB switching switch 30 disconnection at this time and the data of the second main computer unit connect
It connects, and restores the data connection with the first main computer unit again, at this point, the target data in movable storage device directly passes again
The first main computer unit is transported to, to restore the transmission of target data.
All-in-one machine provided in this embodiment, including master chip, two main computer units, USB switching switch and USB interface；
The main computer unit is respectively arranged with the USB interface for making Host function, is connected to the master chip by USB；The USB switching
The static side of switch is connect with the USB interface；The master chip is provided with the port I/O, is connected to by the port I/O described
USB switching switch, the moved end for controlling the USB switching switch are connected with one in described two main computer units；It is described
Master chip is also used to when with the USB interface moved end switching occurs during transmission objectives data for the main computer unit,
The transmission that new data connection restores target data is established by the connection relationship after switching.
On the basis of the above embodiments, at least one of first main computer unit and the second main computer unit are Android
Main computer unit；The Android main computer unit also passes through SPI access with the master chip and is connected.
Since usb communication transmission rate is slower between Android main computer unit and master chip, it is preferred that can be in Android host
Increase SPI access between unit and master chip and carrys out auxiliary transmission.The abbreviation of SPI, Serial Peripheral Interface,
It is a kind of Serial Peripheral Interface (SPI), is a kind of high speed full duplex synchronous communication bus.Specifically, SPI communication connection is used for transmission mesh
Mark the storage information and transmission state of data.
On the basis of the above embodiments, the connection relationship by after switching establishes new data connection recovery target
The transmission of data, comprising: new data connection is re-established according to the storage address of the target data and data name.
Wherein, the storage address of target data and data name are included in the store path of target data.Number of targets
According to storage address both included the storage address in mobile memory medium, with being also included within the storage in the first main computer unit
Location.Specifically, the target data being stored in movable storage device is switched by USB switching to the first main computer unit transmission process
In, when USB switching switch is switched to the second main computer unit from the first main computer unit currently connected, master chip passes through number of targets
According to data name, the storage address in movable storage device and the storage address on the first main computer unit, build again
New data connection is found, the new data connection are as follows: movable storage device-USB switching switch the-the second main computer unit-master chip-
First main computer unit, to re-start the transmission of target data.
The all-in-one machine can also include: Android mainboard and at least one touching box, the Android mainboard by USB with it is described
Touching box is connected, and for driving, the touching box carries out touch action detection and screen is shown.
The all-in-one machine can also include that key module, infrared remote control module, channel switching module and power supply control mould
One end of block, the master chip is connect by USB with Android mainboard, and the other end passes through GPIO and key module, infrared remote control mould
Block, channel switching module and energy supply control module are connected.Wherein, all-in-one machine has merged the display function of multiple display channels
Can, and can be realized by key module, infrared remote control module, channel switching module and energy supply control module multiple display channels it
Between various functions be set and controlled.
Embodiment two
Fig. 2 is a kind of flow chart of the method for data forward provided by Embodiment 2 of the present invention, number provided in this embodiment
It is executed according to the method resumed by data forward equipment, which can be two or more physical entities and constitute.It should
Data forward equipment can be the all-in-one machine in above-described embodiment, specifically, can be intelligent interaction plate.The present embodiment can fit
For the data forward situation after main computer unit transmission data outage of the movable storage device into equipment, this method can be by matching
The device of the data forward with hardware and/or software realization is set to execute, is specifically comprised the following steps:
S110, the storage information for obtaining the target data of current transmission between movable storage device and the first main computer unit.
Wherein, the first main computer unit includes main frame unit or Android main computer unit；The movable storage device includes U
Disk and mobile hard disk etc..Movable storage device is connected to the first main computer unit by USB interface and USB switching switch, and the
Transmission objectives data between one main computer unit.During the transmission of this target data, movable storage device and the first master are obtained
The storage information of the target data of current transmission between machine unit.The storage information may include that target data is set in mobile storage
Store path in standby or the first main computer unit, specifically, including data name corresponding to target data in store path.
Transmission of the target data between movable storage device and the first main computer unit can be divided into two kinds of situations, the first
Situation is that target data is stored in advance in movable storage device, to the first main computer unit transmission objectives data, obtains mesh at this time
Store path of the data in movable storage device and the transmission path to the transmission of the first main computer unit are marked, according to target data
Store path in movable storage device is known that the corresponding data name of target data, can be looked into according to the transmission path
Ask store path of the target data in the first main computer unit；Second situation is that target data is stored in advance in the first host
In unit, to movable storage device transmission objectives data, store path of the target data in the first main computer unit is obtained at this time
And the transmission path transmitted to movable storage device, it can be known according to store path of the target data in the first main computer unit
Target data corresponding data name in road can inquire target data depositing in movable storage device according to the transmission path
Store up path.
S120, when the movable storage device is switched to and connect with the second main computer unit, establish the first host list
First data connection between second main computer unit.
Wherein, the second main computer unit includes main frame unit or Android main computer unit, the first main computer unit and second
Main computer unit is all set in the inside of same equipment, which can be tablet computer.In movable storage device and the first host
In transmission objectives data procedures between unit, USB switching switching data channel makes the movable storage device and second
Main computer unit is connected, at this time movable storage device and when the first main computer unit disconnecting, if movable storage device and first
Target data transmission between main computer unit does not complete, then when movable storage device and the second main computer unit establish data connection
Afterwards, the data connection between the first main computer unit and the second main computer unit is established.Wherein, movable storage device and the first host list
The target data that target data transmission between member can be stored in mobile device is transmitted to the first main computer unit, is also possible to
The target data for being stored in the first main computer unit is transmitted to movable storage device.First main computer unit and the second main computer unit can be with
It is identical main computer unit, is also possible to different main computer units.It can be straight between first main computer unit and the second main computer unit
It connects and establishes data connection, data connection can also be established indirectly.
S130, based on the storage information by second main computer unit continue the target data movement deposit
Store up the transmission between equipment and the first main computer unit.
After the first main computer unit and the second main computer unit establish data connection, the first main computer unit is by unfinished transmission
The storage information of target data is sent to the second main computer unit, the second main computer unit according to the storage information received, to
Its movable storage device being directly connected to issues the instruction carried out data transmission to it, continues target data and stores mobile
Data transmission between equipment and the first main computer unit.Further, the second main computer unit continues target data in movement
The transmission stored between equipment and the first main computer unit can be the transmission for re-starting target data, i.e., regardless of target before interrupting
Data transmit how much all re-start the transmission of data, or continue on the basis of target data is transmitted before interruption into
Row transmission.In the present embodiment, it is explained for the former.
The working principle of the data forward method: dual host system, respectively the first host are equipped with inside tablet computer
Unit and the second main computer unit.First main computer unit and the second main computer unit switch switching by USB and set with external storage
Standby data channel, the external storage equipment can be movable storage device.When movable storage device is cut by USB switching switch
Data channel is changed, the first main computer unit is connected to, target data is carried out between the movable storage device and the first main computer unit
Transmission, obtains the storage information of the target data of the present data transmission between the movable storage device and the first main computer unit,
The storage information can be store path of the target data in movable storage device.When target data is from movable storage device
When being transmitted to the first main computer unit, the title of the target data is inquired according to the storage information, the target data has been stored in
Storage address and target data in movable storage device will be stored in the storage address of the first main computer unit；Work as target data
It is that the title of the target data is inquired according to the storage information, is somebody's turn to do when being transmitted to movable storage device from the first main computer unit
Target data has been stored in the storage address of the first main computer unit and the target data and will be stored in movable storage device
Storage address.
When movable storage device and the first main computer unit are during carrying out target data transmission, because USB switches switch
To when being connected with the second main computer unit, the data connection between movable storage device and the first main computer unit is cut in switch data channel
Break and interrupts data transmission.When the transmission for needing to continue the target data between the first main computer unit and movable storage device
When, after movable storage device and the second main computer unit establish data connection, the first main computer unit is actively to the second main computer unit
Data connection is established, and is sent to storage information to the second main computer unit to request to continue target by the second main computer unit
Data transmission of the data between movable storage device and the first main computer unit, it is logical that data transmission can be movable storage device
It crosses the second main computer unit and transmits data to the first main computer unit, be also possible to the first main computer unit and pass through the second main computer unit to shifting
Dynamic storage equipment transmission data.Wherein, the data connection between the first main computer unit and the second main computer unit can be first
Data connection is directly established between main computer unit and the second main computer unit, is also possible to establish data company indirectly by third unit
It connects.
It should be noted that directly establishing data connection between the first main computer unit and the second main computer unit needs the first master
The higher data that just can guarantee the first main computer unit and the second main computer unit of the configuration requirement of machine unit and the second main computer unit are continuous
The speed of biography, therefore cost can be increased because of higher first main computer unit of assembled configuration and the second main computer unit；According to
First main computer unit and the second main computer unit pass through the third unit natively having inside equipment and establish data connection indirectly, then exist
While guaranteeing data forward speed, the cost of system is not increased.
The technical solution of the present embodiment, by the mesh for obtaining current transmission between movable storage device and the first main computer unit
Mark the storage information of data；When movable storage device, which is switched to, to be connect with the second main computer unit, establish the first main computer unit with
Data connection between second main computer unit；Continue the target data by the second main computer unit based on the storage information to exist
Transmission between movable storage device and the first main computer unit, former target data caused by solving because of the switching of data interface channel
Transmission and the problem of can not restore, realize under the premise of not increasing system cost, target data is on storage road originally
Data forward between diameter.
On the basis of the above embodiments, described to be connect when the movable storage device is switched to the second main computer unit
When, the data connection between first main computer unit and second main computer unit is established, specifically: when the mobile storage
Equipment is switched to when connecting with the second main computer unit, and the first data established between first main computer unit and master chip connect
It connects and the second data connection between second main computer unit and master chip, passes through first data connection and second
Data connection establishes the data connection between first main computer unit and second main computer unit.
Wherein, the first main computer unit, the second main computer unit and master chip are integrated in the unit in same equipment, main core
Piece is preferably the chip unit that the equipment natively has, or the chip unit newly increased.When movable storage device and
Direct data channel between one main computer unit is cut off, which is switched to when connecting with the second main computer unit,
If the target data transmission between movable storage device and the first main computer unit does not complete, between the first main computer unit and master chip
The first data connection is established, the second data connection is established between the second main computer unit and master chip, master chip is in the first host core
" intermediary " is served as between piece and the second host chip and establishes data connection indirectly, and passes through " the first data connection --- master
Chip --- the second data connection " establishes data transmission channel between the movable storage device and the first main computer unit.Wherein,
First data connection and the second data connection can establish data connection by wired modes such as USB lines, can also be by wireless
Mode establishes data connection.
On the basis of the above embodiments, the first main computer unit is main frame unit, and the second main computer unit is Android
Main computer unit establishes the first main computer unit and the second host list when movable storage device is switched to the connection of the second main computer unit
Data connection between member, specifically further include: establish the SPI communication connection between the second main computer unit and master chip, the SPI is logical
Letter connection is used for transmission the storage information and transmission state of target data.
When second host is Android main computer unit, the transmission of the usb data access between the second main computer unit and master chip
Rate is slower, therefore between the second main computer unit and master chip other than usb data access, and also increase SPI communication connection comes auxiliary
Help transmission.SPI is the simple synchronous serial data bus of agreement, and transmission rate is lower with respect to for usb data access, only several
Million bps.SPI is used for transmission the smaller and of less demanding information of the data volumes such as storage information and transmission state of target data.
It wherein, include the title of target data in the storage information of target data, target data is main in movable storage device and first
Store path in machine unit.
Technical solution provided in this embodiment is illustratively described below:
Fig. 3 is the all-in-one machine structure schematic diagram provided by Embodiment 2 of the present invention using data forward method.Such as Fig. 3 institute
Show, movable storage device is connected to the all-in-one machine by USB interface 40, and by USB switching switch 30 selectively with calculating
Machine host unit 201 or Android main computer unit 202 are attached.In this example, movable storage device passes through USB when just starting
Switching switch 30 and main frame unit 201 establish data connection, switch switch 30 and main frame unit by USB
Computer access between 201 carries out data copy to movable storage device.During data copy, main frame unit
201 grab the target data in movable storage device in real time, learn store path of the target data in movable storage device, move
Transmission path between dynamic storage equipment and main frame unit 201 and the transmission state on computer access.This is deposited
Storing up path includes storage address and data name of the target data in movable storage device, and transmission path includes that target data exists
Storage address in main frame unit, the transmission state in computer access refer to whether main frame unit is copying
Target data.
The transmission state that main frame unit 201 will acquire passes through usb data tunnel to master chip 10, main core
Piece 10 can learn whether main frame unit 201 is carrying out copy targeting data to movable storage device in real time.If copying
During target data, switch data transmission channel, USB, which switches switch 30, to be interrupted and the data of main frame unit 201 company
It connects, and establishes data connection with Android main computer unit 202.At this point, master chip 10 judges whether main frame unit 201 is being copied
Shellfish movable storage device, if it is, a series of actions that log-on data resumes, that is, establish master chip 10 and main frame list
The first data connection between member 201, the second data connection and target between master chip 10 and Android main computer unit 202
Data re-start data transmission by the first data connection and the second data connection.
Master chip 10 obtains movable storage device and main frame unit 201 to main frame unit 201 by USB
Between current transmission target data storage information, which includes target data depositing in movable storage device
Storage path and copy the store path of main frame unit 201 to, the store path include target data data name and
Storage address in movable storage device, transmission path include target data copies depositing into main frame unit 201
Store up path.Wherein, the data connection between master chip 10 and Android main computer unit 202 includes usb data access and SPI access,
Usb data access is used for the transmission of target data, and SPI access is used for transmission the storage information and transmission state of target data.
Master chip 10 informs that Android main computer unit 202 needs log-on data to resume function by SPI access, and needs to pass
The storage information of defeated target data can learn that the data name of target data, target data are being moved according to the storage information
Store path in dynamic storage equipment and the store path in main frame module.Android main computer unit 202 is according to master
The information that chip 10 transmits, reads the target data for the movable storage device being attached thereto, and target data is passed through usb data
Access is transmitted to master chip 10, and master chip 10 obtains from Android main computer unit 202 and is transmitted through the target data come, and is passing through usb data
Access is forwarded to main frame unit 201.
Embodiment three
Fig. 4 is a kind of flow chart of the method for data forward that the embodiment of the present invention three provides, and the present embodiment is above-mentioned
It is embodied on the basis of embodiment two.This method is suitable for target data and is stored in movable storage device, target data from
Movable storage device is transmitted to the case where the first main computer unit, at this point, storage information be target data movable storage device with
And the first store path in main computer unit, as described in Figure 4, this method specifically includes:
Step S310, the storage for obtaining the target data of current transmission between movable storage device and the first main computer unit is believed
Breath.
Movable storage device switches switching data channel by USB and is connected to the first main computer unit, and main to first
Machine unit transmission objectives data.During the transmission of this target data, obtain movable storage device and the first main computer unit it
Between current transmission target data storage information.The storage information can be storage of the target data in movable storage device
Path has been stored in movable storage device according to data name corresponding to storage information inquiry target data, target data
In storage address and target data will be sent to the storage address in the first main computer unit.
Step S320, when the movable storage device, which is switched to, to be connect with the second main computer unit, it is main to establish described first
The second data between the first data connection and second main computer unit and master chip between machine unit and master chip connect
Connect, by first data connection and the second data connection establish first main computer unit and second main computer unit it
Between data connection.
When not completing to the first main computer unit transmission objectives data, USB switching switching data channel to move
Storage equipment is connect with the second main computer unit, the target data transmission process quilt between movable storage device and the first main computer unit
It interrupts.At this point, if desired continuing then to build between the first main computer unit and master chip to the first main computer unit transmission objectives data
Vertical first data connection, establishes the second data connection, master chip serves as " intermediary " between the second main computer unit and master chip
Establish data connection indirectly between the first host chip and the second host chip, target data passes through " the first host list
This data access of first --- master chip --- second main computer unit " realize the movable storage device and the first main computer unit it
Between continue data transmission.
Step S330, second main computer unit is sent by the storage information, so that the second main computer unit root
The target data is read from the movable storage device according to the storage information, and the target data is transferred to described the
One main computer unit.
Due to needing to continue to the first main computer unit transmission objectives data, the first main computer unit will store information and send at this time
To the second main computer unit, the storage information is store path of the target data in the movable storage device, according to
The storage information inquires the address of the be stored in movable storage device of title, target data of the target data for not completing transmission
The storage address of the first main computer unit will be stored in target data.Second main computer unit receive this storage information, and according to
The storage information reads the target data for being stored in the movable storage device, and the target data is sent to master chip；Main core
Piece receives this target data and is forwarded to the first main computer unit, and the first main computer unit receives this target data and is stored in target
In the original store path of data.The data forward can be all to transmit again, the target data before covering；It is also possible to
Continue to transmit on the destination data location of interruption.In addition, correspondence shows current number on the screen in data transmission procedure
According to transmission state.Such as display is transmitted progress, if it is transmitting again, then the progress bar of data transmission can be from the beginning
Again it shows；If it is continuing to transmit on the destination data location of interruption, then data-transmission interruptions and recovery can be prompted.
The technical solution of the present embodiment, by the mesh for obtaining current transmission between movable storage device and the first main computer unit
Mark the storage information of data；When movable storage device, which is switched to, to be connect with the second main computer unit, establish the first main computer unit with
Data connection between second main computer unit；Second main computer unit is sent by the storage information, so that described second
Main computer unit reads the target data from the movable storage device according to the storage information, and the target data is passed
It is defeated to arrive first main computer unit, it solves and transmits number to the first main computer unit when target data is stored in movable storage device
During, because data interface channel switching caused by original target data Transmission due to can not restore the problem of, realize
Data forward of the target data between original store path under the premise of not increasing system cost.
Example IV
Fig. 5 is a kind of flow chart of the method for data forward that the embodiment of the present invention four provides, and this method is suitable for target
The case where data are stored in the first main computer unit, and target data is transmitted to mobile storage unit from the first main computer unit, such as Fig. 5 institute
It states, this method specifically includes:
S410, the storage information for obtaining the target data of current transmission between movable storage device and the first main computer unit.
Movable storage device is connected to the first main computer unit by USB switching switch, which passes through the number
According to channel to movable storage device transmission objectives data.This target data transmission during, obtain movable storage device with
The storage information of the target data of current transmission between first main computer unit.The storage information can deposit for target data in movement
The store path in equipment is stored up, has been stored according to data name corresponding to storage information inquiry target data, target data
Storage address and target data in the first main computer unit will be sent to the storage address in movable storage device.
S420, when the movable storage device is switched to and connect with the second main computer unit, establish the first host list
The second data connection between the first data connection and second main computer unit and master chip between member and master chip,
It is established between first main computer unit and second main computer unit by first data connection and the second data connection
Data connection.
When the first main computer unit is not completed to movable storage device transmission objectives data, USB switches switching data
Channel connect movable storage device with the second main computer unit, the number of targets between movable storage device and the first main computer unit
It is interrupted according to transmission process.At this point, if desired continue to movable storage device transmission objectives data, then in the first main computer unit and
The first data connection is established between master chip, the second data connection is established between the second main computer unit and master chip, and master chip fills
When " intermediary " establishes data connection indirectly between the first host chip and the second host chip, target data passes through " the
This data access of the second main computer unit of one main computer unit --- master chip --- " is realized main in the movable storage device and first
Continue data transmission between machine unit.
S430, second main computer unit is sent by the storage information, so that second main computer unit is according to institute
It states storage information and reads the target data from the movable storage device, and the target data is transferred to first master
Machine unit.
Due to needing to continue to movable storage device transmission objectives data, the first main computer unit will store information and send at this time
To the second main computer unit, which includes that title, the target data for the target data for not completing transmission have been stored in first
The storage address and target data of main computer unit will be stored in the storage address of movable storage device.First main computer unit is to master
Chip sends target data, and master chip receives this target data and is forwarded to the second main computer unit；Second main computer unit is according to this
Information is stored, and it is original according to the storage information target data received to be transmitted to the target data in movable storage device
Store path in.The data forward can be all to transmit again, the target data before covering；It is also possible in interruption
Continue to transmit on destination data location.In addition, in data transmission procedure, it is corresponding to show current data transmission shape on the screen
State.Such as display is transmitted progress, if it is transmitting again, then the progress bar of data transmission can be shown again from the beginning
Show；If it is continuing to transmit on the destination data location of interruption, then data-transmission interruptions and recovery can be prompted.
The technical solution of the present embodiment, by the mesh for obtaining current transmission between movable storage device and the first main computer unit
Mark the storage information of data；When movable storage device, which is switched to, to be connect with the second main computer unit, establish the first main computer unit with
Data connection between second main computer unit；The target data of the storage information and first main computer unit storage is sent
To second main computer unit, so that the target data is transferred to the storage information is corresponding for second main computer unit
Store path solves during transmitting data to mobile storage when target data is stored in the first main computer unit,
Because data interface channel switching caused by original target data Transmission due to can not restore the problem of, realize and do not increasing system
Data forward of the target data between original store path under the premise of cost.
Embodiment five
Fig. 6 is a kind of structural schematic diagram of the device for data forward that the embodiment of the present invention five provides, as described in Figure 4, should
Device specifically includes: storage data obtaining module 510, data connection establishes module 520 and target data resumes module 530.
Wherein, data obtaining module 510 is stored, works as forward pass between movable storage device and the first main computer unit for obtaining
The storage information of defeated target data；
Data connection establishes module 520, for when the movable storage device is switched to and connect with the second main computer unit,
Establish the data connection between first main computer unit and second main computer unit；
Target data resumes module 530, for being continued based on the storage information by second main computer unit
Transmission of the target data between movable storage device and the first main computer unit.
The technical solution of the present embodiment obtains movable storage device and the first host by storage data obtaining module 510
The storage information of the target data of current transmission between unit, and module 520 is established when the movement is deposited by data connection
Storage equipment is switched to when connecting with the second main computer unit, is established between first main computer unit and second main computer unit
Data connection and target data are resumed module 530 and are continued based on the storage information by second main computer unit
Transmission of the target data between movable storage device and the first main computer unit solves to cause because of the switching of data interface channel
Former target data Transmission and the problem of can not restore, realize target data under the premise of not increasing system cost and exist
The originally data forward between store path.
Further, data connection establishes module 520, is specifically used for: when the movable storage device is switched to and second
When main computer unit connects, the first data connection between first main computer unit and master chip and second master are established
The second data connection between machine unit and master chip establishes described by first data connection and the second data connection
Data connection between one main computer unit and second main computer unit.
Further, if the target data is stored in the movable storage device, the storage information is the target
Store path of the data in the movable storage device is specifically used at this point, the target data resumes module 530: will be described
Storage information is sent to second main computer unit, so that second main computer unit is according to the storage information from the movement
It stores equipment and reads the target data, and the target data is transferred to first main computer unit.
Further, if the target data is stored in first main computer unit, the storage information is the target
Store path of the data in the movable storage device, at this point, the target data resumes module 530, specifically: it is deposited described
Storage information and the target data of first main computer unit storage are sent to second main computer unit, so that second host
The target data is transferred to the corresponding store path of the storage information by unit.
The method that data forward provided by any embodiment of the invention can be performed in the device of above-mentioned data forward, has and holds
The corresponding functional module of row method and beneficial effect.
Embodiment six
Fig. 7 is a kind of structural schematic diagram for computer equipment that the embodiment of the present invention six provides.Fig. 7, which is shown, to be suitable for being used to
Realize the block diagram of the example devices 12 of embodiment of the present invention.The equipment 12 that Fig. 7 is shown is only an example, should not be to this
The function and use scope of inventive embodiments bring any restrictions.
As shown in fig. 7, equipment 12 is showed in the form of universal computing device.The component of equipment 12 may include but unlimited
In one or more processor or processing unit 16, system storage 28, connecting different system components, (including system is deposited
Reservoir 28 and processing unit 16) bus 18.
Bus 18 indicates one of a few class bus structures or a variety of, including memory bus or Memory Controller,
Peripheral bus, graphics acceleration port, processor or the local bus using any bus structures in a variety of bus structures.It lifts
For example, these architectures include but is not limited to industry standard architecture (ISA) bus, microchannel architecture (MAC)
Bus, enhanced isa bus, Video Electronics Standards Association (VESA) local bus and peripheral component interconnection (PCI) bus.
Equipment 12 typically comprises a variety of computer system readable media.These media can be it is any can be by equipment 12
The usable medium of access, including volatile and non-volatile media, moveable and immovable medium.
System storage 28 may include the computer system readable media of form of volatile memory, such as arbitrary access
Memory (RAM) 30 and/or cache memory 32.Equipment 12 may further include it is other it is removable/nonremovable,
Volatile/non-volatile computer system storage medium.Only as an example, storage system 34 can be used for reading and writing irremovable
, non-volatile magnetic media (Fig. 7 do not show, commonly referred to as " hard disk drive ").Although being not shown in Fig. 7, use can be provided
In the disc driver read and write to removable non-volatile magnetic disk (such as " floppy disk "), and to removable anonvolatile optical disk
The CD drive of (such as CD-ROM, DVD-ROM or other optical mediums) read-write.In these cases, each driver can
To be connected by one or more data media interfaces with bus 18.System storage 28 may include that at least one program produces
Product, the program product have one group of (for example, at least one) program module, these program modules are configured to perform of the invention each
The function of embodiment.
Program/utility 40 with one group of (at least one) program module 42 can store and store in such as system
In device 28, such program module 42 includes --- but being not limited to --- operating system, one or more application program, other
It may include the realization of network environment in program module and program data, each of these examples or certain combination.Journey
Sequence module 42 usually executes function and/or method in embodiment described in the invention.
Equipment 12 can also be communicated with one or more external equipments 14 (such as keyboard, sensing equipment, display 24 etc.),
Can also be enabled a user to one or more equipment interacted with the equipment 12 communication, and/or with enable the equipment 12 with
One or more of the other any equipment (such as network interface card, modem etc.) communication for calculating equipment and being communicated.It is this logical
Letter can be carried out by input/output (I/O) interface 22.Also, equipment 12 can also by network adapter 20 and one or
The multiple networks of person (such as local area network (LAN), wide area network (WAN) and/or public network, such as internet) communication.As shown,
Network adapter 20 is communicated by bus 18 with other modules of equipment 12.It should be understood that although being not shown in Fig. 7, Ke Yijie
It closes equipment 12 and uses other hardware and/or software module, including but not limited to: microcode, device driver, redundancy processing are single
Member, external disk drive array, RAID system, tape drive and data backup storage system etc..
Processing unit 16 by the program that is stored in system storage 28 of operation, thereby executing various function application and
Data processing, such as realize a kind of method of data forward provided by the embodiment of the present invention:
That is, the processing unit is realized when executing described program: obtain movable storage device and the first main computer unit it
Between current transmission target data storage information；When the movable storage device, which is switched to, to be connect with the second main computer unit,
Establish the data connection between first main computer unit and second main computer unit；Passed through based on the storage information described
Second main computer unit continues transmission of the target data between movable storage device and the first main computer unit.
Embodiment six
The embodiment of the present invention six provides a kind of computer readable storage medium, is stored thereon with computer program, the journey
A kind of method of the data forward provided such as all inventive embodiments of the application is provided when sequence is executed by processor:
That is, realization when the program is executed by processor: obtaining current between movable storage device and the first main computer unit
The storage information of the target data of transmission；When the movable storage device, which is switched to, to be connect with the second main computer unit, institute is established
State the data connection between the first main computer unit and second main computer unit；It is main by described second based on the storage information
Machine unit continues transmission of the target data between movable storage device and the first main computer unit.
The embodiment of the present invention six provides a kind of computer readable storage medium can using one or more computers
Any combination of the medium of reading.Computer-readable medium can be computer-readable signal media or computer-readable storage medium
Matter.Computer readable storage medium for example may be-but not limited to-electricity, magnetic, optical, electromagnetic, infrared ray or semiconductor
System, device or device, or any above combination.The more specific example of computer readable storage medium is (non exhaustive
List) include: electrical connection with one or more conducting wires, portable computer diskette, hard disk, random access memory
(RAM), read-only memory (ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc
Read-only memory (CD-ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.In this document,
Computer readable storage medium can be any tangible medium for including or store program, which can be commanded and execute system
System, device or device use or in connection.
Computer-readable signal media may include in a base band or as carrier wave a part propagate data-signal,
Wherein carry computer-readable program code.The data-signal of this propagation can take various forms, including --- but
It is not limited to --- electromagnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal media can also be
Any computer-readable medium other than computer readable storage medium, which can send, propagate or
Transmission is for by the use of instruction execution system, device or device or program in connection.
The program code for including on computer-readable medium can transmit with any suitable medium, including --- but it is unlimited
In --- wireless, electric wire, optical cable, RF etc. or above-mentioned any appropriate combination.
The computer for executing operation of the present invention can be write with one or more programming languages or combinations thereof
Program code, described program design language include object oriented program language-such as Java, Smalltalk, C++,
It further include conventional procedural programming language-such as " C " language or similar programming language.Program code can be with
It fully executes, partly execute on the user computer on the user computer, being executed as an independent software package, portion
Divide and partially executes or executed on a remote computer or server completely on the remote computer on the user computer.?
Be related in the situation of remote computer, remote computer can pass through the network of any kind --- including local area network (LAN) or
Wide area network (WAN)-be connected to subscriber computer, or, it may be connected to outer computer (such as mentioned using Internet service
It is connected for quotient by internet).
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (14)
1. a kind of all-in-one machine characterized by comprising master chip, two main computer units, USB switching switch and USB interface；
The main computer unit is respectively arranged with the USB interface for making Host function, is connected to the master chip by USB；
The static side of the USB switching switch is connect with the USB interface；
The master chip is provided with the port I/O, is connected to the USB switching switch by the port I/O, described for controlling
The moved end of USB switching switch is connected with one in described two main computer units；
The master chip is also used to occur to move during transmission objectives data when the main computer unit and the USB interface
When the switching of end, the transmission that new data connection restores target data is established by the connection relationship after switching.
2. all-in-one machine according to claim 1, which is characterized in that at least one of described main computer unit is Android host
Unit；
The Android main computer unit also passes through SPI access with the master chip and is connected.
3. all-in-one machine according to claim 1, which is characterized in that the connection relationship by after switching establishes new number
Restore the transmission of target data according to connection, comprising:
New data connection is re-established according to the storage address of the target data and data name.
4. a kind of method of data forward characterized by comprising
Obtain the storage information of the target data of current transmission between movable storage device and the first main computer unit；
When the movable storage device, which is switched to, to be connect with the second main computer unit, first main computer unit and described the are established
Data connection between two main computer units；
Based on the storage information by second main computer unit continue the target data movable storage device with
Transmission between first main computer unit.
5. according to the method described in claim 4, it is characterized in that, the target data is stored in the movable storage device,
The storage information is store path of the target data in the movable storage device and first main computer unit；
It is described based on the storage information by second main computer unit continue the target data move store set
The standby transmission between the first main computer unit, specifically:
Second main computer unit is sent by the storage information, so that second main computer unit is according to the storage information
The target data is read from the movable storage device, and the target data is transferred to first main computer unit.
6. according to the method described in claim 4, it is characterized in that, the target data is stored in first main computer unit,
The storage information is store path of the target data in the movable storage device and first main computer unit；
It is described based on the storage information by second main computer unit continue the target data move store set
The standby transmission between the first main computer unit, specifically:
Second main computer unit is sent by the target data of the storage information and first main computer unit storage, so that
The target data is transferred to the corresponding store path of the storage information by second main computer unit.
7. according to the method described in claim 4, it is characterized in that, described when the movable storage device is switched to and the second master
When machine unit connects, the data connection between first main computer unit and second main computer unit is established, specifically:
When the movable storage device, which is switched to, to be connect with the second main computer unit, first main computer unit and master chip are established
Between the first data connection and second main computer unit and master chip between the second data connection, pass through described
One data connection and the second data connection establish the data connection between first main computer unit and second main computer unit.
8. according to the method described in claim 4, it is characterized in that, described when the movable storage device is switched to and the second master
When connecting between machine unit, the data connection between first main computer unit and second main computer unit is established, specifically:
When the movable storage device, which is switched to, to be connect with the second main computer unit, if target data transmission does not complete, build
Found the data connection between first main computer unit and second main computer unit.
9. the method according to the description of claim 7 is characterized in that first main computer unit is main frame unit, the
Two main computer units are Android main computer unit；
It is described when the movable storage device is switched to and connect with the second main computer unit, establish first main computer unit and institute
State the data connection between the second main computer unit, comprising:
The SPI communication connection between second main computer unit and master chip is established, the SPI communication connection is used for transmission target
The storage information and transmission state of data.
10. a kind of device of data forward characterized by comprising
Data obtaining module is stored, for obtaining the target data of current transmission between movable storage device and the first main computer unit
Storage information；
Data connection establishes module, for establishing institute when the movable storage device is switched to and connect with the second main computer unit
State the data connection between the first main computer unit and second main computer unit；
Target data resumes module, for continuing the target by second main computer unit based on the storage information
Transmission of the data between movable storage device and the first main computer unit.
11. device according to claim 10, which is characterized in that the target data is stored in the mobile storage and sets
Standby, the storage information is storage road of the target data in the movable storage device and first main computer unit
Diameter；
The target data resumes module, specifically for sending second main computer unit for the storage information, so that institute
It states the second main computer unit and the target data is read from the movable storage device according to the storage information, and by the target
Data are transferred to first main computer unit.
12. device according to claim 10, which is characterized in that the target data is stored in the first host list
Member, the storage information are storage road of the target data in the movable storage device and first main computer unit
Diameter；
The target data resumes module, specifically for the number of targets for storing the storage information and first main computer unit
According to second main computer unit is sent to, so that the target data is transferred to the storage information by second main computer unit
Corresponding store path.
13. a kind of computer equipment including memory, processor and stores the meter that can be run on a memory and on a processor
Calculation machine program, which is characterized in that the processor realizes the data as described in any in claim 4-9 when executing described program
The method resumed.
14. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
The method of the data forward as described in any in claim 4-9 is realized when execution.
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