CN2612995Y - Card reader - Google Patents
Card reader Download PDFInfo
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- CN2612995Y CN2612995Y CN 03243197 CN03243197U CN2612995Y CN 2612995 Y CN2612995 Y CN 2612995Y CN 03243197 CN03243197 CN 03243197 CN 03243197 U CN03243197 U CN 03243197U CN 2612995 Y CN2612995 Y CN 2612995Y
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Abstract
The utility model discloses a reader which is equipped with a shell body, wherein the surface of the shell body comprises a first connecting port, a second connection port and a cuttage grafting port, a circuit panel is equipped inside the shell body, the circuit panel comprises a first medium modular group, a second medium modular group, a document transform group and a controlling modular group, under the condition that the first connecting port is cuttage grafted with a common used connecting port, the controlling modular group can connects the first medium modular group and the document transform modular group, and makes an electron device connected on the other end of the connecting port can be read and written a storage card cuttage grafted on the cuttage grafting port orderly by the first medium modular group, the document transform group and the cuttage grafting port, or under the condition that the second connecting port is cuttage grafted with a clamping connecting port, the controlling modular group can connect the second medium modular group and the document transform modular, the electron device connected on the other end of the clamping connecting port can read and write the storage card cuttage grafted on the cuttage grafting port orderly by the second medium modular group, the document transform modular group and the cuttage grafting port.
Description
Technical field
The utility model relates to a kind of card reader.
Background technology
In recent years, science and technology is maked rapid progress, especially in electronic industry especially with very fast speed progress, make present electronic product and in the past electronic product, cannot be mentioned in the same breath, such as: computer, digital camera, digital camera, mobile phone and personal digital aid (PDA) etc., its volume is more and more littler, carry out using and be convenient to people, the data storage element of its use relatively also must dwindle thereupon, therefore the manufacturer of each tame electronics storage unit constantly develop the storage card of various different sizes, and these storage cards is under identical volume size, its storage volume is also by millions of bit groups (MB) originally, develop hundreds of MB till now always, or even more than the billibit tuple (1GB), and constantly towards bigger storage volume development.
And the different manufacturer of these storage card reasons dominates, make various storage cards that not of uniform size, the equal problem generation of transfer protocol be arranged, cause the incompatible and usefulness of various storage cards, increase puzzlement and inconvenience in the use on foot, so, aspect the manufacturer of card reader, then constantly release the various All-in-One card reader that read these storage cards, for example: four unification card reader of Wan Guo company, the six directions one card reader of smart one-tenth company or strength is the seven unification card reader etc. of international corporation forever, can read various storage card on these card reader on identical platform.
But, on the platform of this card reader, all only provide and meet universal serial bus specification or personal computer memory card international association specification (Personal Computer Memory Card InternationalAssociation, hereinafter to be referred as: Port PCMCIA), this kind design is under the situation that the Port of this universal serial bus specification or PCMCIA specification is used, to make this card reader temporarily can't be connected with electronic product, read the processing of storage card, and cause inconvenience and puzzlement.For example: at this moment, if will remove the peripheral equipment that one of them Port connects, in order to connect this card reader, this peripheral equipment of uncle is using and can't remove immediately again, or this peripheral equipment must use simultaneously with this card reader, make this card reader meet to be plugged on embarrassed shape on the electronic product, so, if a plurality of Ports can be provided on card reader, can be connected to electronic product, the connector that maybe can be coupled on the electronic product to be possessed makes this card reader successfully to join with electronic product, and can read various storage card, believe be popular find pleasure in see.
In view of this, be the shortcoming that improvement is commonly used, the creator is through the long-term endeavour research and experiment, and development and Design goes out a kind of card reader of the present utility model finally.
Summary of the invention
Technical problem to be solved in the utility model is, above-mentioned deficiency at prior art, and provide the Port of a plurality of different sizes of a kind of confession, and can supply the card reader of the storage card grafting of a plurality of different sizes, and this card reader is connected with at arbitrary Port under the state of corresponding Port, read-write this storage card.
Storage card provided by the utility model is realized by following technical scheme.
A kind of card reader is characterized in that comprising:
One housing;
One first Port is to meet the universal serial bus specification, and it is located at this surface of shell, is easy to be operated on the position of grafting, and can pegs graft for a general Port of universal serial bus specification;
One second Port is the specification that meets personal computer memory card international association, and it is located at this surface of shell, and another is easy to be operated on the position of grafting, and can peg graft for a cassette Port of personal computer memory card international association specification;
One interface is the storage card of different size of can pegging graft, and it is provided in a side of this surface of shell, and another is easy to be operated on the position of grafting again;
-circuit board is provided in a side of in this housing:
One first interface module is to meet the universal serial bus specification, and is located on this circuit board;
One second interface module is the specification that meets personal computer memory card international association, and is located on this circuit board;
One data conversion module, be provided in a side of on this circuit board, and can selectively be joined with this first interface module or the second interface module, and this interface is connected together mutually, in order to the data in these storage cards is converted to the read-write form of this first interface module or the second interface module;
One control die set, be provided in a side of on this circuit board, and be connected with this first interface module, the second interface module and data conversion module, and it detects under this general Port and the state that first Port is connected, can make this this first interface module be connected with data conversion module, and it detects under this cassette Port and the state that second Port is connected, can make this second interface module and data conversion module be connected.
Except that above-mentioned essential features, in specific implementation process, also can replenish following technology contents:
This first interface module is provided with first operation circuit and the first data circuit;
This second interface module is provided with second operation circuit and the second data circuit;
This data conversion module then is provided with the 3rd operation circuit and the 3rd data circuit, and insert under the state of this general connector at this first Port, the 3rd operation circuit can join with first operation circuit, and the 3rd data circuit can join with the first data circuit, insert under the state of bayonet nut connector at this second Port in addition, the 3rd operation circuit can join with second operation circuit, and the 3rd data circuit can join with the second data circuit.
Be provided with a voltage stabilizing module on this circuit board in addition, this voltage stabilizing module is that this first Port, second Port, interface, the first interface module, the second interface module, data conversion module and a control die set stable power can be provided.
Wherein this control die set is to be provided with a piece of wood serving as a brake to halt a carriage spare, whether make this control die set can utilize this a piece of wood serving as a brake to halt a carriage spare to detect this first Port constantly is connected with general connector, and in order to control this first operation circuit and the 3rd operation circuit are joined, reaching the first data circuit and the 3rd data circuit joins, and whether this a piece of wood serving as a brake to halt a carriage spare is detected this second Port constantly simultaneously and is connected with bayonet nut connector, and in order to control this second operation circuit and the 3rd operation circuit are joined, reach the second data circuit and the 3rd data circuit and join.
Storage card of the present utility model is to be provided with a housing, this surface of shell is provided with one first Port, one second Port and an interface, then be provided with a circuit board in this housing, this circuit board is provided with one first interface module, one second interface module, an one data conversion module and a control die set, wherein this first module respectively with this first Port, control die set is joined, and this interface module is connected with second Port and control die set respectively, this interface then is connected with this data conversion module, and this data conversion module can only be controlled by this control die set and be connected with this first interface module or the second interface module, this first Port is pegged graft under the state of a general Port, this control die set can make the first interface module be connected with data conversion module, this general Port is held the electronic installation that is connected in addition, can be in regular turn via this first interface module, data conversion module and interface, read-write is plugged on the storage card of this interface, or this second Port is pegged graft under the state of a cassette Port, this control die set can make the second interface module be connected with data conversion module, this cassette Port is held the electronic installation that is connected in addition, can be in regular turn via this second interface module, data conversion module and interface, read-write is plugged on the storage card of this interface.
Advantage of the present utility model is:
A plurality of Ports can be provided on card reader, can be connected to electronic product, the connector that can be coupled on the electronic product to be possessed makes this card reader successfully to join with electronic product, and can read various storage card.
For doing further understanding and understanding, for embodiment and conjunction with figs., be described in detail as follows now the purpose of this utility model, shape, structure, device characteristic and effect thereof:
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model.
Fig. 2 is an action flow chart of the present utility model.
Fig. 3 is the action flow chart that interface of the present utility model inserts storage card.
Fig. 4 is a stereo appearance figure of the present utility model.
Fig. 5-the 9th, physical circuit figure of the present utility model.
Embodiment
The utility model is a kind of card reader, see also Fig. 1 and shown in Figure 4, be to be provided with a housing, these housing 9 surfaces are provided with first Port 1 that meets universal serial bus (Universal Serial Bus) specification, meet personal computer memory card international association (Personal Computer Memory CardInternational Association, hereinafter to be referred as: PCMCIA) second Port 2 of specification and an interface 7, then be provided with a circuit board in this housing 9, this circuit board is provided with one first interface module 3 of universal serial bus, the second interface module 4 of tool PCMCIA specification, an one data conversion module 5 and a control die set 6, wherein this first interface module 3 respectively with this first Port 1, control die set 6 is joined, and this second interface module 4 is connected with second Port 2 and control die set 6 respectively, 7 of this interfaces are connected with this data conversion module 5, and this data conversion module 5 can only be controlled by this control die set 6 and is connected with this first interface module 3 or the second interface module 4.
Physical circuit of the present utility model is shown in Fig. 5-8, wherein:
The model of U1 chip is CY7C68013 chip (shown in Figure 5), this chip possesses the function of the first interface module 3, the second interface module 4 and control die set 6 simultaneously, 17,18 pin are connected respectively to the chip CN1 of tool USB Port specification, when card reader utilizes a connecting line to peg graft between this first Port 1 and the electronic installation, this first Port 1 is connected to chip U1 by this chip CN1, at this moment, this card reader is the card reader of a USB2.0.
The model of U3 chip shown in Figure 6 is KTC-FC1304T, this chip possesses the function of data conversion module 5,15,17,43,76,19,28 pin, with the U1 chip 54,55,67-69,71,72 pin, all be output/the go into control (CONTROL I/O) of CF interface (INTERFACE).Wherein, 55 pin (nHWE) of U1 are connected to 28 pin of chip U3 and 36 pin of chip JP1 (shown in Figure 7).Moreover, 54 of chip U1,67-69,71,15 of 72 pin and chip U3,17,43,76,19 pin are connected respectively to U5 and U7 (seeing shown in Figure 9), U5, U7 is that model is eight bus transceivers (3 attitude) of 74LCX245, so, when card reader is used the USB specification, 19 pin of U5 and U7 are electronegative potential, be the card reader of a USB2.0 this moment, when if this card reader utilizes second Port 2 to connect a current potential device, this second Port connects chip U1 by chip JP1,19 pin of U5 and U7 then are noble potential, are a PCMCIA interface card reader this moment, and this card reader is to utilize the CF interface to carry out the signal conversion of various storage cards.
Chip U1, U3 all possess CF INTERFACE, and shared DATA I/O, chip U1 is its pin position 34-37,44-47,80-83,95-98.Chip U3 is its pin position 1-3,5-7,9-11,13,52,53,56,59,60, and chip JP1 is its pin position 2-6,21-23,27-31,47-49.
U3 address I/O is 18,25,27,32,33,336,41,44,47,51 pin, be connected to JP1 and U5 respectively, U7, JP1 address I/O is 8,10-12,14-20 pin MS Interface, U3 tool MS Interface, MS I/C is 107 of U3,109,91 pin, be connected to J1 pin (Fig. 8) (41 respectively, 43,47) SMC Interface, U3 tool SMC Interface, SMC I/O is a U3 pin (100,102,99,98,105-107,109-111,114,115,83,97,84,79), be connected to the pin (2-9 of J1 respectively, 13-16,19-21,24) SD/MMC Interface, U3 tool SD/MMCInterface, SD/MMC I/O is a U3 pin (77,121,119,126,92,127,123), be connected to the pin (38 of J1 respectively, 37,29,30,33,35,36).
When this control die set 6 detects a general connector of this first Port, 1 insertion universal serial bus specification, this control die set 6 can be connected together this data conversion module 5 and this first interface module 3, after making that this interface 7 inserts a storage card, this first interface module 3 can be changed the data that module 5 is read and write in these storage cards via this data, and can be sent to the electronic installation (as: computer or digital camera) that other end of this general connector is connected.
And when this control die set 6 detects a bayonet nut connector of these second Port, 2 insertion PCMCIA specifications, this control die set 6 can be connected together this data conversion module 5 and this second interface module 4, after making that this interface 7 inserts a storage card, this second interface module 4 can be changed the data that module 5 is read and write in these storage cards via this data, and can be sent to the electronic installation that other end of this bayonet nut connector is connected.
In a preferred embodiment of the present utility model, see also shown in Figure 1, this first interface module 3 is provided with first operation circuit 30 and the first data circuit 32, this second interface module 4 is provided with second operation circuit 40 and the second data circuit 42, this data conversion module 5 then is provided with operation circuit 50 and the 3rd data circuit 52, when making this control die set 6 detect this first Port, 1 this general connector of insertion, this control die set 6 can be joined this first operation circuit 30 and the 3rd operation circuit 50, and the first data circuit 32 and the 3rd data circuit 52 join, make this first interface module 3 can pass through this first operation circuit 30 and the 3rd operation circuit 50, give an order and read and write this storage card, and carry out the transmission of reading/writing document by this first data circuit 32 and the 3rd data circuit 52.
When this control die set 6 detects these second Port, 2 insertion bayonet nut connectors, this control die set 6 can be joined this second operation circuit 40 and the 3rd operation circuit 50, and the second data circuit 42 and the 3rd data circuit 52 join, make this second interface module 4 can pass through this second operation circuit 40 and the 3rd operation circuit 50, give an order and read and write this storage card, and carry out the transmission of reading/writing document by this second data circuit 42 and the 3rd data circuit 53.
On this circuit board, be provided with a voltage stabilizing module 8 in addition, this voltage stabilizing module 8 is that this first Port 1, second Port 2, interface 7, the first interface module 3, the second interface module 4, data conversion module 5 and a control die set 6 stable power can be provided, and damages to avoid these modules to accept unsuitable power supply.
In this embodiment, this control die set 6 is to be provided with a piece of wood serving as a brake to halt a carriage spare (Firmware), whether make this control die set 6 can utilize this a piece of wood serving as a brake to halt a carriage spare to detect this first Port 1 constantly is connected with general connector, and in order to control this first operation circuit 30 and the 3rd operation circuit 50 are joined, reaching the first data circuit 32 and the 3rd data circuit 52 joins, and whether this a piece of wood serving as a brake to halt a carriage spare is detected this second Port 3 constantly simultaneously and is connected with bayonet nut connector, and in order to control this second operation circuit 40 and the 3rd operation circuit 50 are joined, reach the second data circuit 42 and the 3rd data circuit 52 and join.
For more understanding this a piece of wood serving as a brake to halt a carriage spare, cooperate Fig. 1 and Fig. 2 to be described as follows for the controlling of these elements:
(201) at first, this card reader obtains the required power supply of start, then these elements is carried out initial setting;
, judge this first Port 1 whether pegged graft general connector,, otherwise carry out step (205) if carry out step (203) (202) thereafter;
(203) again this first operation circuit 30 and the 3rd operation circuit 50 are joined, reach the first data circuit 32 and the 3rd data circuit 53 and join;
(204) then, this first interface module 3 will remain on the state that can read and write these storage cards by this data conversion module 5, i.e. end process;
(205) judge this second Port 2 bayonet nut connector of whether having pegged graft,, otherwise carry out step (202) if carry out step (206);
(206) again this second operation circuit 40 and the 3rd operation circuit 50 are joined, reach the second data circuit 42 and the 3rd data circuit 52 and join;
(207) then, this second interface module 4 will remain on the state that can read and write these storage cards by this data conversion module 5, i.e. end process.
In this embodiment, this first interface module 3 or the second interface module 4 remain on and can read and write under the state of these storage cards by this data conversion module 5, and this a piece of wood serving as a brake to halt a carriage spare is handled according to the following step for these elements, sees also Fig. 1 and shown in Figure 3:
(301) at first, judge whether this interface 7 has the grafting storage card,, otherwise carry out step (301) if the step of carrying out (302) is arranged;
(302) judge whether to transmit signal again to this storage card,, otherwise carry out step (306) if can carry out step (303);
, judge whether can receive signal that this storage card transmit,, otherwise carry out step (306) if can carry out step (304) (303) thereafter;
(304) judge whether to obtain any signal again,, otherwise carry out step (301) if the step of carrying out (305) is arranged;
(305) according to the content of this signal, handle, carry out according to step (301) again;
(306) on this general connector or this bayonet nut connector electronic installation that end is connected in addition, show the message that makes a mistake.
In these embodiment, this interface 7 is the storage cards of multiple different size of can pegging graft, these storage cards, be to can be memory stick determine flash media card (Memory Stick), multimedia card (Multimedia Card), smart card (Smart Card) and safe digital card (Secure Digital), and the data in these storage cards is the read-write form that can be converted to this first interface module 3 or the second interface module 4 by this data conversion module 5.
Use the above as can be known, this card reader is after obtaining power supply, this general connector if this first Port 1 is pegged graft, or under the state of second Port, 2 these bayonet nut connectors of grafting, this control die set 6 can make this first interface module 3 be connected with data conversion module 5, or this second interface module 4 is connected with data conversion module 5, the storage card that is plugged on this interface 7 to be read such as make that this card reader can be in, and the specification of this storage card can be by these data conversion module 5 identifications, and convert this first interface module 3 to or the second interface module 4 can be read and write form, so, this card reader can be joined with the electronic installation with corresponding connector by these Ports, and these electronic installations can read the storage card of plurality of specifications by this card reader, and can reduce the situation that this card reader can't be connected with electronic installation, and can't read the situation of storage card.
The above, only be a specific embodiment of the utility model the best, but structural attitude of the present utility model is not limited thereto, anyly is familiar with this skill person in the utility model field, can think easily and variation or modification, all can be encompassed in the claim scope of this case.
Claims (4)
1, a kind of card reader is characterized in that comprising:
One housing;
One first Port is to meet the universal serial bus specification, and it is located at this surface of shell, is easy to be operated on the position of grafting, and can pegs graft for a general Port of universal serial bus specification;
One second Port is the specification that meets personal computer memory card international association, and it is located at this surface of shell, and another is easy to be operated on the position of grafting, and can peg graft for a cassette Port of personal computer memory card international association specification;
One interface is the storage card of different size of can pegging graft, and it is provided in a side of this surface of shell, and another is easy to be operated on the position of grafting again;
-circuit board is provided in a side of in this housing:
One first interface module is to meet the universal serial bus specification, and is located on this circuit board;
One second interface module is the specification that meets personal computer memory card international association, and is located on this circuit board;
One data conversion module, be provided in a side of on this circuit board, and can selectively be joined with this first interface module or the second interface module, and this interface is connected together mutually, in order to the data in these storage cards is converted to the read-write form of this first interface module or the second interface module;
One control die set, be provided in a side of on this circuit board, and be connected with this first interface module, the second interface module and data conversion module, and it detects under this general Port and the state that first Port is connected, can make this this first interface module be connected with data conversion module, and it detects under this cassette Port and the state that second Port is connected, can make this second interface module and data conversion module be connected.
2, card reader according to claim 1 is characterized in that: this first interface module is provided with first operation circuit and the first data circuit;
This second interface module is provided with second operation circuit and the second data circuit;
This data conversion module then is provided with the 3rd operation circuit and the 3rd data circuit, and insert under the state of this general connector at this first Port, the 3rd operation circuit can join with first operation circuit, and the 3rd data circuit can join with the first data circuit, insert under the state of bayonet nut connector at this second Port in addition, the 3rd operation circuit can join with second operation circuit, and the 3rd data circuit can join with the second data circuit.
3, card reader according to claim 1, it is characterized in that: be provided with a voltage stabilizing module on this circuit board in addition, this voltage stabilizing module is that this first Port, second Port, interface, the first interface module, the second interface module, data conversion module and a control die set stable power can be provided.
4, card reader according to claim 1, it is characterized in that: wherein this control die set is to be provided with a piece of wood serving as a brake to halt a carriage spare, whether make this control die set can utilize this a piece of wood serving as a brake to halt a carriage spare to detect this first Port constantly is connected with general connector, and in order to control this first operation circuit and the 3rd operation circuit are joined, reaching the first data circuit and the 3rd data circuit joins, and whether this a piece of wood serving as a brake to halt a carriage spare is detected this second Port constantly simultaneously and is connected with bayonet nut connector, and in order to control this second operation circuit and the 3rd operation circuit are joined, reach the second data circuit and the 3rd data circuit and join.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03243197 CN2612995Y (en) | 2003-04-04 | 2003-04-04 | Card reader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03243197 CN2612995Y (en) | 2003-04-04 | 2003-04-04 | Card reader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2612995Y true CN2612995Y (en) | 2004-04-21 |
Family
ID=34168962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03243197 Expired - Fee Related CN2612995Y (en) | 2003-04-04 | 2003-04-04 | Card reader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2612995Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100416483C (en) * | 2006-05-22 | 2008-09-03 | 磐石国际股份有限公司 | Double-interface converter of micro storage |
| TWI484419B (en) * | 2012-07-24 | 2015-05-11 | Walton Advanced Eng Inc | Composite Data Transmission Interface and Interface Judgment Method |
-
2003
- 2003-04-04 CN CN 03243197 patent/CN2612995Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100416483C (en) * | 2006-05-22 | 2008-09-03 | 磐石国际股份有限公司 | Double-interface converter of micro storage |
| TWI484419B (en) * | 2012-07-24 | 2015-05-11 | Walton Advanced Eng Inc | Composite Data Transmission Interface and Interface Judgment Method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |