CN201322935Y - Card-reading device and control chip thereof - Google Patents
Card-reading device and control chip thereof Download PDFInfo
- Publication number
- CN201322935Y CN201322935Y CNU2008201777722U CN200820177772U CN201322935Y CN 201322935 Y CN201322935 Y CN 201322935Y CN U2008201777722 U CNU2008201777722 U CN U2008201777722U CN 200820177772 U CN200820177772 U CN 200820177772U CN 201322935 Y CN201322935 Y CN 201322935Y
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- card
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- reader device
- memory
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Abstract
A card-reading device is applied in an application system, which comprises a system connecting port, a control chip, a first card insert region and a second card insert region, wherein the system connecting port is connected with the application system, the control chip is connected with the system connecting port, and converts and transmits data with the application system. In addition, the first card insert region and the second card insert region respectively comprise a plurality of card connectors which are connected with the control chip, and are respectively inserted with a memory card. The control chip can be designed to independently access the memory card which is inserted in the card connector of the first card insert region and integrate the memory card which is inserted in the card connector of the second card inert region to form a merged storage space, and can access the merged storage space. Therefore the card-reading device can have a single and larger storage capacity.
Description
Technical field
The utility model relates to a kind of reader device, and particularly a kind of tool is integrated the reader device and the control chip thereof of memory card capacity mechanism.
Background technology
Along with the evolution of Storage Media, the relevant apparatus of flash memory (Flash Memory) has been commonly popular and has used.Because memory card is of a great variety, and on using more and more widely, so just have the design of reader device to produce, and reader device also become one of indispensable peripheral unit of present computer system, to make things convenient for the data of user's access/memory card on computer system.Wherein, support multiple memory card, multiple advantages such as easy to use, therefore become between memory card and the computer system transmission medium the most easily because reader device has.Simultaneously, just can allow the data on the computer system have portable characteristics by memory card and reader device.
Present computer system no matter be desktop or mobile computer system, all is particular about exquisite and compact design, to avoid taking too much space.Thus, though can solve problem in user's space utilization, will cause the expansion of computer system to be difficult for, even must reach the purpose of extended function by external mode.
For instance, when the hard-disk capacity of finding present employed computer system as the user is not enough to some extent, what at first expect is to increase a hard disk to reach the expansion effect, if but the inner space of desktop computer systems is limited or mobile computer system when a hard disk only can be installed, then the user is except the hard disk that must change larger capacity is realized expanding, and another method is exactly to realize expanding by external mode.But this is to the user, will cause use cost to increase, and produces the problems such as going up inconvenience of using.
And this moment is if the user wants to increase by the aforementioned reader device of mentioning the words of storage volume, because the design of reader device at present is to emphasize to allow the access of data by memory card in the computer system have portable characteristics, therefore the user may use many memory cards, and will carry out actions such as xcopy, stickup file respectively at different memory cards when storage data.Thereby present reader device possibly can't satisfy the demand of user as the fixed disk storage data.
Therefore, how being improved aspect reader device, be applied in demand on the memory capacity that expands computer system more to meet the user, is to be worth studying improved place at present.
The utility model content
Problem to be solved in the utility model is, utilize the characteristic of reader device access/memory card, the memory card of a plurality of memory card connector being pegged graft by the improvement on the software program is integrated control again, to become the merging storage area, form single and bigger storage volume thus, to satisfy the demand of the memory capacity that expands application system.
In order to achieve the above object, according to the scheme that the utility model proposed, provide a kind of reader device, be applied to an application system, it comprises: a system connectivity port, a plurality of card connector and a control chip.Wherein, the system connectivity port connects application system, these card connectors memory card of pegging graft respectively, and control chip connected system connectivity port and these card connectors, control chip is integrated the memory card that these card connectors peg graft and is merged the storage area to become one in addition, and access merges the storage area and carries out data-switching and transmission with application system.
In order to achieve the above object, according to the scheme that the utility model proposed, provide a kind of control chip of reader device, reader device is applied to an application system, and control chip comprises: a signal transmission module, a card interface engine and a core cell.Wherein, signal transmission module is the system connectivity port that connects reader device, and carry out data sequence conversion and data transmission with application system, the card interface engine is a plurality of card connectors that connect reader device, and these card connectors of drive controlling memory card of being pegged graft.And core cell connects signal transmission module and card interface engine, and the running of the data access between control application system and these memory cards.Wherein, core cell is designed to integrate the memory card that the card connector in the control second plug-in card district is pegged graft, and merges the storage area to become one.
In order to achieve the above object, according to another program that the utility model proposed, provide a kind of reader device, be applied to an application system, reader device comprises: a system connectivity port, a control chip, one first plug-in card district and one second plug-in card district.System connectivity port wherein connects application system, control chip connected system connectivity port, and carry out data-switching and transmission with application system.In addition, the first plug-in card district and the second plug-in card district comprise a plurality of card connectors respectively, and these card connectors are to connect the control chip and the memory card of pegging graft respectively.And control chip is designed to the memory card that the card connector in the independent access first plug-in card district is pegged graft, and integrates the memory card that the card connector in the second plug-in card district pegs graft and merge the storage area to become one, and access merges the storage area.
In order to achieve the above object, according to the another scheme that the utility model proposed, a kind of control chip of reader device is provided, and this reader device is applied to an application system, and control chip comprises: a signal transmission module, a card interface engine and a core cell.Wherein, signal transmission module connects the system connectivity port of reader device, and carry out data sequence conversion and data transmission with application system, one first plug-in card district of the corresponding reader device of card interface engine and one second plug-in card district and connect a plurality of card connectors of reader device, and these card connectors of drive controlling memory card of being pegged graft.And core cell connects signal transmission module and card interface engine, and the running of the data access between control application system and these memory cards.Wherein, core cell is to be designed to the memory card that the independent card connector of controlling the first plug-in card district is pegged graft, becoming an independent storage area separately, and integrate the memory card that the card connector in the control second plug-in card district is pegged graft, merge the storage area to become one.
The effect that the utility model can reach is, the user need not increase extra use cost, just can make the multiple-grooved reader device have the function that many memory cards of being pegged graft is integrated into single and bigger storage volume, and then make things convenient for the user to reach the effect of the memory capacity that expands application system as fixed storage area.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
Description of drawings
Fig. 1 is the embodiment calcspar of the utility model reader device;
Fig. 2 is the Application Example synoptic diagram of the utility model reader device;
Fig. 3 is the embodiment calcspar of the control chip of the utility model reader device.
Wherein, Reference numeral
10 reader devices
110 system connectivity ports
120 control chips
1201 signal transmission modules
12011 serial interfaces engines
12012 transceiver interfaces
1202 card interface engines
1203 core cells
1204 memory modules
12041 software program districts
12042 data transient areas
131 first plug-in card districts
1310 card connectors
132 second plug-in card districts
1320 card connectors
20 application systems
210 system storages
220 memory control module
30 memory cards
Embodiment
Below in conjunction with accompanying drawing structural principle of the present invention and principle of work are done concrete description:
The utility model is a characteristic of utilizing existing reader device access/memory card, again by the improvement on the software program, allow the memory card that a plurality of card connector is pegged graft on the reader device can accept to integrate control, to become single merging storage area, form single and bigger storage volume thus, and satisfy the demand that the user expands the memory capacity of application system.
Aspect practical application, the embodiment of the utility model reader device is integrated into the merging storage area in the lump with the memory card that card connectors all on the reader device is pegged graft; Also can be that the memory card that the card connector of part is pegged graft is integrated into the merging storage area, the memory card that the card connector of another part is pegged graft then remains individually provides the user to carry out access.Yet for can be in detail and intactly describe reader device of the present utility model, following embodiment adopts above-mentioned second example to describe.
As Fig. 1 and Fig. 2, be the embodiment calcspar and the Application Example synoptic diagram of the utility model reader device.As shown in Figure 1, present embodiment provides a kind of Improvement type reader device 10, and it is applied to an application system 20, and on architecture design, reader device 10 is embedded in the application system 20.And the application system 20 in Fig. 2 illustrates with desktop PC, can also be applied to as computer systems such as mobile computers in the practical application.
The reader device 10 of present embodiment comprises: a system connectivity port 110, a control chip 120, one first plug-in card district 131 and one second plug-in card district 132.And the first plug-in card district 131 and the second plug-in card district 132 have a plurality of card connectors 1310 and 1320 respectively, and offer user's memory card 30 of pegging graft respectively.
Wherein, system connectivity port 110 can for example be the universal serial bus (USB) of comparatively general at present and convenient use or the interface connectivity port that sequence is advanced the attached specification of rank technology (SATA) in design, in order to connect application system 20.Control chip 120 then is connected between system connectivity port 110 and these card connectors 1310,1320, is used for carrying out data-switching and transmission between application system 20 and the memory card 30.And, control chip 120 is memory cards 30 that the card connector 1310 in the independent access first plug-in card district 131 is pegged graft in design, and be to integrate the memory card 30 that the card connector 1320 in the second plug-in card district 132 pegged graft to merge the storage area in addition, and be used for this merging storage area of access to become one.
What further specify is organize control/data pin positions (figure does not show) control chip 120 has, and each group control/data pin position to be used for connecting a card connector 1310 or 1320, to control single memory card 30 more.So control chip 120 just can come the corresponding card connector 1310 in the first plug-in card district 131 and the card connector 1320 in the second plug-in card district 132 of connecting by the differentiation design of these group control/data pin positions.For example: if control chip 120 has four groups of control/data pin positions (control/data bus0～3), and control chip 120 is independently controlled first and second group control/data pin positions in design, third and fourth organizes control/data pin position and integrate control, therefore just first and second group control/data pin position can be connected in the card connector 1310 in the first plug-in card district 131, and third and fourth group control/data pin position be connected in the card connector 1320 in the second plug-in card district 132.
Subsidiary one carry be, because the card connector 1310 in the control chip 120 independent controls first plug-in card district 131, therefore control chip 120 can be according to the control/data pin hyte number of the provide card connector 1310 that connects the first plug-in card district 131, and 20 1 logic unit numberings of application system (LogicalUnit Number is given in response respectively, LUN), that is to say, the card connector 1310 in the first plug-in card district 131 has several, and application system 20 can correspondingly show that several disk grooves manipulate for the user.And because control chip 120 is integrated the card connector 1320 in the control second plug-in card district 132, therefore control chip 120 only can respond a logic unit separately at all card connectors 1320 in the second plug-in card district 132 and numbers to application system 20, so application system 20 only can show that a disk groove manipulates for the user.
Moreover aforesaid these card connectors 1310 and 1320 can for example be the combination that is designed to the connector of at least one memory card specification when actual design.That is to say, the card connector 1310 in the first plug-in card district 131 and the card connector 1320 in the second plug-in card district 132 can for example be respectively the connectors that is designed to identical or different memory card specification, decide according to 120 the memory card specification kinds that can support of control chip, do not limited at this.As shown in Figure 2, the first plug-in card district 131 wherein and the second plug-in card district 132 are exactly the connector that is designed to different memory card specifications respectively.
Thus, the running of the reader device 10 by present embodiment, the user is brought into play the characteristic of reader device 10 originally by the use in the first plug-in card district 131, allows memory card 30 have the advantage of transfer ability of data; And user's employed memory card 30 in the second plug-in card district 132 promptly can be used as the application of fixed disk, to form the expansion storage area of application system 20.Allow the user conveniently carry out the storage of mass data by existing many memory cards 30 of script.In addition, replace the use of general external connected hand disk, more can promote access usefulness by the Storage Media of flash memory (Flash Memory).
On the other hand, we know and include at least one system storage 210 in the application system 20, are generally the design of dynamic RAM (DRAM), use when carrying out data operation and transmission so that CPU (central processing unit) (figure does not show) to be provided.Yet, if also further comprise the words of a memory control module 220 in the application system 20, then the user can be by the setting of memory control module 220, and application system 20 any external flash memory devices are integrated into the employed extended storage of system own, carrying out expanding system storer 210, and then promote the treatment efficiency of application system 20.Wherein, when actual design memory control module 220 can in (for example: Microsoft be built in the operating system of application system 20
Built-in Ready Boost and the function of Ready-Drive in the operating system), perhaps for being hung on the different implementations such as software program of operating system outward.
Therefore, when application system 20 collocation reader device 10 of the present utility model, the user can set memory control module 220, to be used for the memory card 30 formed merging storage areas that controlling and driving reader device 10 second plug-in card districts 132 are pegged graft, come expanding system storer 210 and become an extended storage.Certainly, this merging storage area of above-mentioned controlling and driving becomes bigger extended storage for once expanding, and if do not limited, the user also can set arbitrary memory card 30 that memory control module 220 comes controlling and driving reader device 10 first plug-in card districts 131 to be pegged graft becomes extended storage.
Referring to Fig. 3, be the embodiment calcspar of the control chip of the utility model reader device according to the embodiment framework of above-mentioned reader device 10.As shown in Figure 3, control chip 120 comprises: a signal transmission module 1201, a card interface engine 1202, a core cell 1203 and a memory module 1204.Wherein, signal transmission module 1201 connected system connectivity ports 110, and carry out data sequence conversion and data transmission by system connectivity port 110 and application system 20.And signal transmission module 1201 further comprises: a serial interfaces engine 12011 and a transceiver interface 12012.Sequence engine interface 12011 is used for carrying out the sequence conversion of data, and transceiver interface 12012 catenation sequence engine interface 12011 and system connectivity port 110, in order to carry out the transmitting-receiving transmission of data.Thereby signal transmission module 1201 can in order to reach to sequence signal encode, flow processs such as decoding, error recovery, position filling and conversion transmitting-receiving.
The card interface engine 1202 corresponding first plug-in card districts 131 and the second plug-in card district 132 connect card connector 1310 and 1320 respectively, and in order to carry out drive controlling card connector 1310 and 1320 memory cards that connected 30.Wherein, card interface engine 1202 has many group control/data pin position, by control the differentiation design of these control/data pin positions is come the corresponding card connector 1310 in the first plug-in card district 131 and the card connector 1320 in the second plug-in card district 132 of connecting.
In sum, the beneficial effects of the utility model are that the memory card that a plurality of card connector is pegged graft on the reader device can be accepted to integrate control, to become single merging storage area, form single and bigger storage volume thus.Thereby allow the user be made things convenient for should to merge the storage area and be applied to fixed disk with a large amount of storage datas, perhaps come the expanding system storer as bigger extended storage.And then reach the purpose that allows the user fully be expanded the memory capacity of application system.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (10)
1, a kind of reader device is characterized in that, described reader device is applied to an application system, comprising:
One system connectivity port connects this application system;
A plurality of card connectors, the memory card of pegging graft respectively; And
One control chip, connect this system connectivity port and these card connectors, this control chip is integrated the memory card that these card connectors peg graft and is merged the storage area to become one, and access should merge storage area, and carries out data-switching and transmission with this application system.
2, reader device as claimed in claim 1 is characterized in that, described reader device is embedded in this application system.
3, reader device as claimed in claim 2 is characterized in that, described application system further comprises:
At least one system storage; And
One memory control module, this merging storage area of controlling and driving becomes an extended storage to expand this system storage.
4, a kind of control chip that is applied to reader device as claimed in claim 1 is characterized in that, comprising:
One signal transmission module is used to connect this system connectivity port, and carries out data sequence conversion and data transmission with this application system;
One card interface engine is used to connect these card connectors, and these memory cards of drive controlling; And
One core cell is used to connect this signal transmission module and this card interface engine, and controls the data access running between this application system and these memory cards;
Wherein, this core cell is used to integrate the memory card that these card connectors of control are pegged graft, to become this merging storage area.
5, a kind of reader device is characterized in that, described reader device is applied to an application system, comprising:
One system connectivity port is used to connect this application system;
One control chip is used to connect this system connectivity port, and carries out data-switching and transmission with this application system;
One first plug-in card district; And
One second plug-in card district;
Wherein, this first plug-in card district and this second plug-in card district comprise a plurality of card connectors respectively, and these card connectors are used to connect this control chip and the memory card of pegging graft respectively;
Wherein, this control chip is used for the memory card that the card connector in this first plug-in card district of independent access is pegged graft, and integrates the memory card that the card connector in this second plug-in card district pegs graft and merge the storage area to become one, and access should merge storage area.
6, reader device as claimed in claim 5 is characterized in that, described reader device is embedded in this application system.
7, reader device as claimed in claim 6, it is characterized in that, described control chip has many group control/data pin position, and this control chip is by the next corresponding card connector in this first plug-in card district and the card connector in this second plug-in card district of connecting of the differentiation design of these group control/data pin positions.
8, reader device as claimed in claim 6 is characterized in that, described application system further comprises:
At least one system storage; And
One memory control module, being used for this merging storage area of controlling and driving becomes an extended storage to expand this system storage.
9, reader device as claimed in claim 8 is characterized in that, described memory control module is used for the memory card that arbitrary card connector in this first plug-in card district of further controlling and driving pegs graft becomes this extended storage.
10, a kind of control chip that is applied to reader device as claimed in claim 5 is characterized in that, comprising:
One signal transmission module is used to connect this system connectivity port, and carries out data sequence conversion and data transmission with this application system;
One card interface engine, to should the first plug-in card district and this second plug-in card district connect these card connectors, and these memory cards of drive controlling; And
One core cell is used to connect this signal transmission module and this card interface engine, and controls the data access running between this application system and these memory cards;
Wherein, this core cell is used for the memory card that the independent card connector of controlling this first plug-in card district is pegged graft, becoming an independent storage area separately, and integrate the memory card that the card connector in this second plug-in card district of control is pegged graft, to become this merging storage area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201777722U CN201322935Y (en) | 2008-12-05 | 2008-12-05 | Card-reading device and control chip thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201777722U CN201322935Y (en) | 2008-12-05 | 2008-12-05 | Card-reading device and control chip thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201322935Y true CN201322935Y (en) | 2009-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201777722U Expired - Fee Related CN201322935Y (en) | 2008-12-05 | 2008-12-05 | Card-reading device and control chip thereof |
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|---|---|
| CN (1) | CN201322935Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106559630A (en) * | 2015-09-30 | 2017-04-05 | 中强光电股份有限公司 | Projection arrangement and data access control module |
-
2008
- 2008-12-05 CN CNU2008201777722U patent/CN201322935Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106559630A (en) * | 2015-09-30 | 2017-04-05 | 中强光电股份有限公司 | Projection arrangement and data access control module |
| CN106559630B (en) * | 2015-09-30 | 2019-10-01 | 中强光电股份有限公司 | Projection arrangement and data access control module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091007 Termination date: 20151205 |
|
| EXPY | Termination of patent right or utility model |