CN101414288A - Card reader for regulating display access interface - Google Patents
Card reader for regulating display access interface Download PDFInfo
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- CN101414288A CN101414288A CNA200710162660XA CN200710162660A CN101414288A CN 101414288 A CN101414288 A CN 101414288A CN A200710162660X A CNA200710162660X A CN A200710162660XA CN 200710162660 A CN200710162660 A CN 200710162660A CN 101414288 A CN101414288 A CN 101414288A
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- card
- main frame
- access interface
- calculating punch
- storage card
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Abstract
The invention provides a card reader for regulating a display access interface. The card reader mainly comprises a connection interface which is electrically connected to a host computer, a plurality of access interfaces which are electrically connected to corresponding memory cards (for example, SD card or CF card), and a controller. When the host computer finishes enumeration, the controller sends a disconnect signal of the card reader to the host computer by the connection interface so as to eliminate the original disk display state (for example, G: and F:) for the subsequent display regulation. In order to regulate the display, the controller optionally sends a reconnect signal of the card reader to the host computer to cause the host computer to execute re-enumeration and regulate the available access interfaces of the display card reader according to the optional reconnect signal.
Description
Technical field
The present invention relates to a kind of calculating punch, relate to the calculating punch of adjusting the display access interface especially.
Background technology
Flash memory mainly is made up of many transistor cells (transistor memory cell), the access of its data then is to reach the operation of data storing or deletion by the Fowler-Nordheim tunnelling, and always has a large amount of electric currents passes through floating grid (FG) side of these transistor cells when data access dielectric layer.
Adopt the storage medium of flash memory, do not need the bigger magnetic disc of volume, only need be covered with volume very little transistor relatively, so the volume of this class storage medium is all quite little.With specification, adopt the storage medium of flash memory that numeric security storage card (Secured Digital is arranged respectively, SD), multimedia card (Multimedia Card, MMC), smart media card (Smart Media, SM), MS card (MemoryStick), flash memory cards (Compact Flash, CF) or XD picture (Picture) storage card.
Just, along with the skilful development trend of frivolous weak point, above-mentioned SD, MMC, MS or the like can't satisfy the more needs of microminiaturization, thus there is relevant manufacturer to formulate MINI SD, MICRO SD, so that the M2 that releases with SONY recently.M2 will be also littler than the MEMORYSTICK PRO DUO of present stage SONY minimum, and volume approximately only has 1/4, the also only about 1.2mm of thickness, little and slimming very.
In order to allow main frame (for example desktop PC, PDA) can read the data in the various sorts of memory cards, also need to come access data as TaiWan, China patent M278972 notification number " all in one card reading machine ".Yet the plurality of specifications that this kind all in one card reading machine itself provides supportive usually causes user's puzzlement on using.
When if the calculating punch of single deck tape-recorder is connected to main frame, the operating system of main frame can arrange a relative disc code mapping (mapping) to calculating punch automatically, and utilize the application program of explorer and so on, be able to the storage card that access has been inserted into calculating punch.But, concerning all in one card reading machine, operating system then can at each access interface (for example: SD, CF, xD) arrange a plurality of disc codes (for example: F:, G:, H :).Just, in " explorer ", why can't mark the pairing access interface of each disc code, and cause the user must click after each disc code one by one, just can learn the corresponding relation of access interface and disc code, and the storage card that utilizes " explorer " to come access to be inserted into.
Summary of the invention
Fundamental purpose of the present invention is providing a kind of calculating punch of adjusting the display access interface, comprises: a connecting interface, in order to be electrically connected to a main frame; A plurality of access interfaces are in order to be electrically connected to a relative storage card; An and controller, enumerate action (enumeration) afterwards in order to finish at this main frame, this main frame is sent the signal of pulling out that belongs to this calculating punch via this connecting interface, and by selectivity send belong to this calculating punch connect signal again to this main frame, make this main frame enumerate action again, and make this main frame adjustment show the operational access interface of this calculating punch.
In the calculating punch of described adjustment display access interface, this connecting interface is a USB interface, and this controller is the USB controller.
This storage card is numeric security storage card, Mini SD card, multimedium card, RS-MMC, T-Flash, Mega-SIM card, smart media card, MS card, MS Pro card, MS Duo card, MS Pro Duo card, M2 card, flash memory cards or XD picture-storage card in the calculating punch of described adjustment display access interface.
This access interface is the access interface with respect to numeric security storage card, mini numeric security card, multimedium card, RS-MMC, T-Flash, Mega-SIM card, smart media card, MS card, MS Pro card, MS Duo card, MS Pro Duo card, M2 card, flash memory cards or XD picture-storage card in the calculating punch of described adjustment display access interface.
In the calculating punch of described adjustment display access interface, whether be inserted into this storage card according to a plurality of access interfaces, this controller send pull out signal and selectivity send belong to this calculating punch connect signal to this main frame again the time, make this main frame enumerate action again, and this main frame is only shown be inserted into the relative access interface of this storage card.
The calculating punch of described adjustment display access interface is pulled out signal (disconnect) and is optionally connected signal (reconnect) again to main frame by sending, make main frame enumerate action (re-enumeration) again, and make main frame connect the operational access interface that signal (reconnect) adjustment shows calculating punch again according to selectivity.
Based on above-mentioned purpose, the calculating punch that the present invention adjusts the display access interface mainly comprises the connecting interface that is electrically connected to main frame, a plurality of access interfaces, the controller that is electrically connected to relative storage card (for example SD or CF card).When main frame finish enumerate action (enumeration) after, controller via connecting interface to main frame send belong to this calculating punch pull out signal (disconnect), eliminate earlier original disk show state (G for example:, F :), so that follow-uply adjust demonstration.In order to adjust demonstration, controller by selectivity send belong to calculating punch connect signal (reconnect) again to main frame, make main frame enumerate action (re-enumeration) again, and make main frame connect the operational access interface that signal (reconnect) adjustment shows calculating punch again according to selectivity.
Can provide the following detailed description and accompanying drawings to be further understood about the advantages and spirit of the present invention.
Description of drawings
Figure 1A～Fig. 1 C is the synoptic diagram of the calculating punch of adjustment display access interface.
Fig. 2 A～Fig. 2 D adjusts the enforcement synoptic diagram of the calculating punch of display access interface for the present invention.
And each description of reference numerals in the above-mentioned accompanying drawing is as follows:
10 adjust the calculating punch of display access interface
12 connecting interfaces
14 controllers
16a～16c access interface
18 main frames
20 operating systems
22a～22c disk code name
24a, 24b storage card
Embodiment
See also Figure 1A～Fig. 1 C, Figure 1A～Fig. 1 C is the synoptic diagram of the calculating punch of adjustment display access interface.Shown in Figure 1A, the calculating punch 10 that the present invention adjusts the display access interface mainly comprises connecting interface 12, controller 14, a plurality of access interface 16a～16c.This wherein, connecting interface 12 is electrically connected to main frame 18 by cable, makes main frame 18 and calculating punch 10 be able to mutual communication.For instance, access interface 16a supports CF, access interface 16b to support that MS, access interface 16c support SD, and can be electrically connected to relative storage card 24a, 24b (shown in Fig. 2 B).Connecting interface 12 is a USB interface, and controller 14 is the USB controller.
Said memory card is numeric security storage card (Secured Digital, SD), Mini SD card (MiniSecured Digital), multimedium card (Multimedia Card, MMC), RS-MMC (Reduced SizeMMC), T-Flash (TransFlash), the Mega-SIM card, smart media card (Smart Media, SM), MS card (Memory Stick), MS Pro card (Memory Stick Pro), MS Duo card (MemoryStick Duo), MS Pro Duo card (Memory Stick Pro Duo), M2 card (Memory StickMicro), flash memory cards (Compact Flash, CF), or XD Picture storage card.
In general, after main frame 18 and calculating punch 10 are finished electric connection, just can utilize usb protocol to carry out setting work, and finish at main frame 18 and to enumerate action (enumeration) afterwards, operating system 20 arrives disk code name 22a～22c with calculating punch 10 inner a plurality of access interface 16a～16c mapping (mapping), shown in Figure 1A.But, concerning the user, but can't learn this mapping relations easily, and cause the inconvenience in the use.
In order to improve this problem, controller 14 via 12 pairs of main frames 18 of connecting interface send belong to calculating punch 10 pull out signal (disconnect), and eliminate earlier original disk show state (G for example:, F :), so that follow-uply adjust demonstration, shown in Figure 1B.
In order to adjust demonstration, controller 14 by selectivity send belong to calculating punch 10 connect signal (reconnect) again to main frame 18, make main frame 18 enumerate action (re-enumeration) again, and make main frame 18 connect signal (reconnect) again according to selectivity, adjust the operational access interface that shows calculating punch 10, shown in Fig. 1 C.Below, will further illustrate selectivity and connect signal (reconnect) again, and how make main frame 18 adjust the display access interface.
See also Fig. 2 A～Fig. 2 D, Fig. 2 A～Fig. 2 D adjusts the enforcement synoptic diagram of the calculating punch of display access interface for the present invention.Shown in Fig. 2 A, whether calculating punch 10 of the present invention can be inserted into storage card 24a according to a plurality of access interface 16a～16c and make relative processing action.For instance, when if CF access interface 16a is inserted into Compact Flash 24a, controller 14 can selectivity send belong to calculating punch 10 connect signal (reconnect) again to main frame 18, make main frame 18 enumerate action (re-enumeration) again, and make main frame 18 only show the relative access interface 16a that has been inserted into storage card 24a, promptly except showing disk code name E, all the other all do not show yet.If when surpassing the storage card that a slice inserted, 14 of controllers are for to handle relatively according to priority order.
Shown in Fig. 2 B, for instance, priority order is: SD〉MS〉during CF, controller 14 selectivity send belong to calculating punch 10 connect signal (reconnect) to main frame 18 again the time, with the priority that makes main frame 18 according to a plurality of access interfaces, only showing to be inserted into storage card 24b and the highest relative access interface 16c of priority, also is that disk code name E corresponds to the highest SD storage card 24b of priority.In addition, also can make the priority of main frame 18 according to a plurality of access interfaces, only show relative access interface 16c, the 16a that has been inserted into storage card 24b, 24a in order, also be that disk code name E, F correspond to storage card 24b, 24a in regular turn.But during as the wrong anxiety of the access of data, then also can no longer send and connect signal (reconnect) again, avoid accessing memory card and cause the wrong of data or lose, shown in Fig. 2 D.
In addition, controller 14 can continue the user mode of monitoring access interface 16a～16c, as long as when having storage card 24b, 24a to be inserted into or to extract, controller 14 just can be handled once again according to above-described pattern, when the electrical connection between calculating punch 10 and main frame 18 finishes.
By the above detailed description of preferred embodiments, hope can be known description feature of the present invention and spirit more, and is not to come category of the present invention is limited with the above-mentioned preferred embodiment that is disclosed.On the contrary, its objective is that hope can contain in the category that is arranged in the claim that the present invention will apply for of various changes and tool equality.
Claims (8)
1. calculating punch of adjusting the display access interface comprises:
One connecting interface is in order to be electrically connected to a main frame;
A plurality of access interfaces are in order to be electrically connected to a relative storage card; And
One controller, in order to finish at this main frame enumerate action after, this main frame is sent the signal of pulling out that belongs to this calculating punch via this connecting interface, and by selectivity send belong to this calculating punch connect signal again to this main frame, make this main frame enumerate action again, and make this main frame adjustment show the operational access interface of this calculating punch.
2. the calculating punch of adjustment display access interface as claimed in claim 1, wherein this connecting interface is a USB interface, and this controller is the USB controller.
3. the calculating punch of adjustment display access interface as claimed in claim 1, wherein this storage card is numeric security storage card, mini numeric security card, multimedium card, RS-MMC, T-Flash, Mega-SIM card, smart media card, MS card, MS Pro card, MS Duo card, MS Pro Duo card, M2 card, flash memory cards or XD picture-storage card.
4. the calculating punch of adjustment display access interface as claimed in claim 1, wherein this access interface is the access interface with respect to numeric security storage card, mini numeric security card, multimedium card, RS-MMC, T-Flash, Mega-SIM card, smart media card, MS card, MS Pro card, MS Duo card, MSPro Duo card, M2 card, flash memory cards or XD picture-storage card.
5. the calculating punch of adjustment display access interface as claimed in claim 1, wherein whether be inserted into this storage card according to a plurality of access interfaces, this controller send pull out signal and selectivity send belong to this calculating punch connect signal to this main frame again the time, make this main frame enumerate action again, and this main frame is only shown be inserted into the relative access interface of this storage card.
6. the calculating punch of adjustment display access interface as claimed in claim 1, wherein whether be inserted into this storage card according to a plurality of access interfaces, this controller send pull out signal and selectivity send belong to this calculating punch connect signal to this main frame again the time, make this main frame enumerate action again, and make the priority of this main frame according to a plurality of access interfaces, only show to be inserted into this storage card and the highest relative access interface of priority.
7. the calculating punch of adjustment display access interface as claimed in claim 1, wherein whether be inserted into this storage card according to a plurality of access interfaces, this controller send pull out signal and selectivity send belong to this calculating punch connect signal to this main frame again the time, make this main frame enumerate action again, and make the priority of this main frame according to a plurality of access interfaces, only show the relative access interface that has been inserted into this storage card in order.
8. the calculating punch of adjustment display access interface as claimed in claim 1, wherein whether be inserted into this storage card according to a plurality of access interfaces, this controller sends pulls out signal, but when data access is wrong, no longer send and connect signal again, cause the wrong or loss of data to avoid this storage card of access.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200710162660XA CN101414288A (en) | 2007-10-16 | 2007-10-16 | Card reader for regulating display access interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200710162660XA CN101414288A (en) | 2007-10-16 | 2007-10-16 | Card reader for regulating display access interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101414288A true CN101414288A (en) | 2009-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200710162660XA Pending CN101414288A (en) | 2007-10-16 | 2007-10-16 | Card reader for regulating display access interface |
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| CN (1) | CN101414288A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102662873A (en) * | 2012-04-01 | 2012-09-12 | 珠海市泉道电子有限公司 | Device for realizing insulation blocking of storage carrier data |
| CN104823174A (en) * | 2012-09-30 | 2015-08-05 | 赛普拉斯半导体公司 | Re-enumeration of USB 3.0 compatible devices |
-
2007
- 2007-10-16 CN CNA200710162660XA patent/CN101414288A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102662873A (en) * | 2012-04-01 | 2012-09-12 | 珠海市泉道电子有限公司 | Device for realizing insulation blocking of storage carrier data |
| CN102662873B (en) * | 2012-04-01 | 2015-06-24 | 珠海市泉道电子有限公司 | Device for realizing insulation blocking of storage carrier data |
| CN104823174A (en) * | 2012-09-30 | 2015-08-05 | 赛普拉斯半导体公司 | Re-enumeration of USB 3.0 compatible devices |
| CN104823174B (en) * | 2012-09-30 | 2019-09-06 | 赛普拉斯半导体公司 | The method and system of USB3.0 compatible equipment enumerated again |
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Open date: 20090422 |