CN204088782U - Attachment unit interface and connector apparatus - Google Patents
Attachment unit interface and connector apparatus Download PDFInfo
- Publication number
- CN204088782U CN204088782U CN201420534906.7U CN201420534906U CN204088782U CN 204088782 U CN204088782 U CN 204088782U CN 201420534906 U CN201420534906 U CN 201420534906U CN 204088782 U CN204088782 U CN 204088782U
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- Prior art keywords
- contact
- connecting portion
- interface
- attachment unit
- unit interface
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- Expired - Lifetime
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- 238000009413 insulation Methods 0.000 claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 abstract description 7
- 238000004891 communication Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model provides a kind of attachment unit interface and connector apparatus, and described attachment unit interface comprises the first connecting portion, and described first connecting portion comprises tactic N number of contact, and wherein M contact is electrically connected with an I/O interface and the first pull-up resistor respectively; Second connecting portion, described second connecting portion comprises tactic N number of contact, and wherein N-M+1 contact is electrically connected with the 2nd I/O interface and the second pull-up resistor respectively; Insulation shell, the first connecting portion is located at the top of described insulation shell, and the second connecting portion is located at the bottom of described insulation shell; N number of contact of the first connecting portion and N number of contact arrangement sequence consensus of the second connecting portion, the P contact of the first connecting portion is electrically connected with data-interface by switchable switching circuit with the N-P+1 contact of the second connecting portion.Peripheral hardware is just inserting or anti-plug can be identified when the utility model attachment unit interface, easy to use, and extends the useful life of equipment.
Description
Technical field
The utility model relates to a kind of attachment unit interface and connector apparatus, particularly a kind of connector apparatus for Signal transmissions and a kind of attachment unit interface.
Background technology
A lot of electronic equipments with Peripheral Interface, for carrying out transfer of data with external equipment, the data line interface of such as mobile phone, the data line interface of panel computer, USB (USB) interface and cable interface etc.The peripheral hardware that these interfaces are corresponding must insert interface according to the direction of specifying, otherwise just can not use.Current way is all do some fool proof measures from structure to connect instead to evade user, such as, attachment unit interface is designed to terraced interface, peripheral hardware can only just insert can not anti-plug in attachment unit interface, cause user to use inconvenience.Particularly in the occasion that the light is dusky, user cannot tell error-proof structure, can only attempt and peripheral hardware is inserted attachment unit interface.The way of this tentative insertion interface not only reduces user experience, and can cause shorten the useful life of peripheral hardware and attachment unit interface.
Utility model content
The technical problems to be solved in the utility model just can only be inserted can not anti-plug cause user to use the defect of inconvenience, service life of equipment shortening etc. in attachment unit interface to overcome peripheral hardware in prior art, provides a kind of attachment unit interface and connector apparatus.
The utility model solves above-mentioned technical problem by following technical proposals:
A kind of attachment unit interface, its feature is, it comprises:
One first connecting portion, described first connecting portion comprises tactic N number of contact, and wherein a M contact is electrically connected with one the one I/O interface and one first pull-up resistor respectively;
One second connecting portion, described second connecting portion comprises tactic N number of contact, and wherein a N-M+1 contact is electrically connected with one the 2nd I/O interface and one second pull-up resistor respectively;
One insulation shell, for holding described first connecting portion and described second connecting portion, described first connecting portion is located at the top of described insulation shell, and described second connecting portion is located at the bottom of described insulation shell;
N number of contact of described first connecting portion and N number of contact arrangement sequence consensus of described second connecting portion, the P contact of described first connecting portion carries out switchable electrical connection with the N-P+1 contact of described second connecting portion by a switchable switching circuit and a data-interface;
Wherein, N, M, P are positive integer, and N>=2, M<=N, P<=N, P travel through all values except M successively.
Preferably, described switchable switching circuit comprises a dual-channel analog switch.Dual-channel analog switch is for the N-P+1 contact of the P contact and described second connecting portion that switch described first connecting portion.
Preferably, the resistance of described first pull-up resistor is 10K Ω.
Preferably, the resistance of described second pull-up resistor is 10K Ω.
In this programme, a described I/O (export/export) interface and described 2nd I/O interface are two I/O pins of the host-processor with described attachment unit interface, and described data-interface is the data-interface of the host-processor with described attachment unit interface.The M contact of described first connecting portion is electrically connected with an I/O interface, the first pull-up resistor respectively, refers to that the M contact of described first connecting portion and a described I/O interface are all electrically connected with described first pull-up resistor; The N-M+1 contact of described second connecting portion is electrically connected with the 2nd I/O interface, the second pull-up resistor respectively, refers to that the N-M+1 contact of described second connecting portion and described 2nd I/O interface are all electrically connected with described second pull-up resistor.
The invention also discloses a kind of connector apparatus, its feature is, it comprises attachment unit interface as above.
Preferably, described connector apparatus also comprises a pin connector suitable with described attachment unit interface;
Described pin connector comprises tactic N number of contact, wherein a Q contact ground, and all the other N-1 contact is data-signal contact, N number of contact of described pin connector and N number of contact arrangement sequence consensus of described first connecting portion;
Described pin connector be used for just insert or anti-plug in described attachment unit interface, when described pin connector is just inserting in described attachment unit interface, N number of contact of described pin connector is corresponding with N number of contact of described first connecting portion, and described Q contact is corresponding with the M contact of described first connecting portion;
When described pin connector anti-plug is in described attachment unit interface, N number of contact of described pin connector is corresponding with N number of contact of described second connecting portion, and described Q contact is corresponding with the N-M+1 contact of described second connecting portion;
Wherein Q is positive integer, and Q<=N.
In this programme, N number of contact arrangement order of N number of contact of described first connecting portion, N number of contact of described second connecting portion, described pin connector is all consistent, the level of a described I/O interface and the 2nd I/O interface is defaulted as high level, the Q contact ground of described pin connector.
When described pin connector is just inserting in described attachment unit interface, the Q contact of pin connector is electrically connected with the M contact of described first connecting portion, because the M contact of the first connecting portion is electrically connected with an I/O interface, therefore an I/O interface becomes low level, the P contact of dual-channel analog switching over to the first connecting portion, namely the P contact of the first connecting portion is electrically connected with described data-interface and carries out data communication, and the N-P+1 contact of described second connecting portion is not electrically connected with data-interface;
When described pin connector anti-plug is in described attachment unit interface, the Q contact of pin connector is electrically connected with the N-M+1 contact of described second connecting portion, because the N-M+1 contact of the second connecting portion is electrically connected with the 2nd I/O interface, therefore the 2nd I/O interface becomes low level, dual-channel analog switching over is to the N-P+1 contact of described second connecting portion, namely the N-P+1 contact of the second connecting portion is electrically connected with described data-interface and carries out data communication, and the P contact of described first connecting portion is not electrically connected with data-interface.
On the basis meeting this area general knowledge, above each optimum condition, can combination in any, obtains each preferred embodiment of the utility model.
Positive progressive effect of the present utility model is:
Attachment unit interface of the present utility model and connector apparatus, by line design and structural change, make pin connector in any insertion, and namely just slotting or anti-plug can be identified when attachment unit interface.Compared with existing connector apparatus, the utility model is easy to use, and extends the useful life of equipment.
Accompanying drawing explanation
Fig. 1 is the circuit connection structure figure of the utility model attachment unit interface.
Fig. 2 is the structural representation of the utility model connector apparatus.
Fig. 3 is the circuit connection structure figure that the utility model pin connector is just inserting in attachment unit interface.
Fig. 4 is that the utility model pin connector anti-plug is in the circuit connection structure figure of attachment unit interface.
Embodiment
Lift preferred embodiment below, and come by reference to the accompanying drawings clearlyer intactly the utility model to be described.
As depicted in figs. 1 and 2, attachment unit interface 107 of the present utility model comprises the first connecting portion 101, second connecting portion 102 and insulation shell 106.
First connecting portion 101 comprises tactic 4 contacts, and wherein the 1st contact is electrically connected with an I/O interface GPIO1 (GPIO is universal input/output), the 10K Ω resistance that is pulled upward to a power vd D respectively, and now the level of GPIO1 is high level.
Second connecting portion 102 comprises tactic 4 contacts, and wherein the 4th contact is electrically connected with the 2nd I/O interface GPIO2, the 10K Ω resistance that is pulled upward to a power vd D respectively, and now the level of GPIO2 is high level.
First connecting portion 101 the 2nd, 3,4 contacts and the second connecting portion 102 the 3rd, 2,1 contact carries out switchable electrical connection respectively by dual-channel analog switch 103 with data-interface 104, dual-channel analog switch 103 comprises SW1, SW2, SW3.Insulation shell 106, be located at the top of insulation shell 106 for holding the first connecting portion 101 and the second connecting portion 102, first connecting portion 101, the second connecting portion 102 is located at the bottom of insulation shell 106.
As shown in Figure 2, connector apparatus of the present utility model comprises attachment unit interface 107 and pin connector 105, and pin connector 105 is suitable with attachment unit interface 107.Pin connector 105 comprises tactic 4 contacts, wherein the 1st contact ground, the 2nd, 3,4 contacts are data-signal contact.
The order of 4 contacts of 4 contacts of the first connecting portion 101,4 contacts of the second connecting portion 102 and pin connector 105 is and arranges from left to right.Wherein 4 contacts of the first connecting portion 101 and 4 contacts of the second connecting portion 102 are all identical from shape viewed from appearance, the shape of 4 contacts of pin connector 105 is all identical, due to three contact put in order all consistent, therefore reflect that the contact arrangement sequence number from left to right of three in the drawings is all followed successively by 1,2,3,4.
As shown in Figure 3, when pin connector 105 is just inserting in attachment unit interface (not shown), 4 contacts of pin connector 105 are electrically connected with 4 contacts of the first connecting portion 101, and wherein the 1st contact of pin connector 105 is electrically connected with the 1st contact of the first connecting portion 101.Now the level of GPIO1 becomes low level, host-processor detects that the level of GPIO1 (but not GPIO2) becomes low level, then dual-channel analog interrupteur SW 1 switches to the 2nd contact of the first connecting portion 101, SW2 switches to the 3rd contact of the first connecting portion 101, and SW3 switches to the 4th contact of the first connecting portion 101.Now, pin connector 105 the 2nd, 3,4 contacts respectively with the 2nd of the first connecting portion 101,3,4 contacts are electrically connected, the data-signal contact of pin connector 105 is electrically connected with data-interface 104, realizes data communication.
As shown in Figure 4, when pin connector 105 anti-plug is in attachment unit interface (not shown), 4 contacts of pin connector 105 are electrically connected with 4 contacts of the second connecting portion 102, and wherein the 1st contact of pin connector 105 is electrically connected with the 4th contact of the second connecting portion 102.Now the level of GPIO2 becomes low level, host-processor detects that the level of GPIO2 (but not GPIO1) becomes low level, then dual-channel analog interrupteur SW 1 switches to the 3rd contact of the second connecting portion 102, SW2 switches to the 2nd contact of the second connecting portion 102, and SW3 switches to the 1st contact of the second connecting portion 102.Now, pin connector 105 the 2nd, 3,4 contacts respectively with the 3rd of the second connecting portion 102,2,1 contact is electrically connected, the data-signal contact of pin connector 105 is electrically connected with data-interface 104, realizes data communication.
Although the foregoing describe embodiment of the present utility model, it will be understood by those of skill in the art that these only illustrate, protection range of the present utility model is defined by the appended claims.Those skilled in the art, under the prerequisite not deviating from principle of the present utility model and essence, can make various changes or modifications to these execution modes, but these change and amendment all falls into protection range of the present utility model.
Claims (6)
1. an attachment unit interface, is characterized in that, it comprises:
One first connecting portion, described first connecting portion comprises tactic N number of contact, and wherein a M contact is electrically connected with one the one I/O interface and one first pull-up resistor respectively;
One second connecting portion, described second connecting portion comprises tactic N number of contact, and wherein a N-M+1 contact is electrically connected with one the 2nd I/O interface and one second pull-up resistor respectively;
One insulation shell, for holding described first connecting portion and described second connecting portion, described first connecting portion is located at the top of described insulation shell, and described second connecting portion is located at the bottom of described insulation shell;
N number of contact of described first connecting portion and N number of contact arrangement sequence consensus of described second connecting portion, the P contact of described first connecting portion carries out switchable electrical connection with the N-P+1 contact of described second connecting portion by a switchable switching circuit and a data-interface;
Wherein, N, M, P are positive integer, and N>=2, M<=N, P<=N, P travel through all values except M successively.
2. attachment unit interface as claimed in claim 1, it is characterized in that, described switchable switching circuit comprises a dual-channel analog switch.
3. attachment unit interface as claimed in claim 1, it is characterized in that, the resistance of described first pull-up resistor is 10K Ω.
4. attachment unit interface as claimed in claim 1, it is characterized in that, the resistance of described second pull-up resistor is 10K Ω.
5. a connector apparatus, is characterized in that, it comprises as the attachment unit interface in Claims 1 to 4 as described in any one.
6. connector apparatus as claimed in claim 5, is characterized in that, described connector apparatus also comprises a pin connector suitable with described attachment unit interface;
Described pin connector comprises tactic N number of contact, wherein a Q contact ground, and all the other N-1 contact is data-signal contact, N number of contact of described pin connector and N number of contact arrangement sequence consensus of described first connecting portion;
Described pin connector be used for just insert or anti-plug in described attachment unit interface, when described pin connector is just inserting in described attachment unit interface, N number of contact of described pin connector is corresponding with N number of contact of described first connecting portion, and described Q contact is corresponding with the M contact of described first connecting portion;
When described pin connector anti-plug is in described attachment unit interface, N number of contact of described pin connector is corresponding with N number of contact of described second connecting portion, and described Q contact is corresponding with the N-M+1 contact of described second connecting portion;
Wherein Q is positive integer, and Q<=N.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420534906.7U CN204088782U (en) | 2014-09-17 | 2014-09-17 | Attachment unit interface and connector apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420534906.7U CN204088782U (en) | 2014-09-17 | 2014-09-17 | Attachment unit interface and connector apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204088782U true CN204088782U (en) | 2015-01-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420534906.7U Expired - Lifetime CN204088782U (en) | 2014-09-17 | 2014-09-17 | Attachment unit interface and connector apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204088782U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106155966A (en) * | 2015-04-13 | 2016-11-23 | 联想(北京)有限公司 | Electronic equipment, electric connector and information processing method |
| CN108899723A (en) * | 2018-06-29 | 2018-11-27 | 厦门美图移动科技有限公司 | Adapter, electronic equipment and equipment identification method |
-
2014
- 2014-09-17 CN CN201420534906.7U patent/CN204088782U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106155966A (en) * | 2015-04-13 | 2016-11-23 | 联想(北京)有限公司 | Electronic equipment, electric connector and information processing method |
| CN106155966B (en) * | 2015-04-13 | 2022-03-25 | 联想(北京)有限公司 | Electronic device, electric connector and information processing method |
| CN108899723A (en) * | 2018-06-29 | 2018-11-27 | 厦门美图移动科技有限公司 | Adapter, electronic equipment and equipment identification method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150107 |