CN107181145A - A kind of data line and USB data line interface - Google Patents
A kind of data line and USB data line interface Download PDFInfo
- Publication number
- CN107181145A CN107181145A CN201710401632.2A CN201710401632A CN107181145A CN 107181145 A CN107181145 A CN 107181145A CN 201710401632 A CN201710401632 A CN 201710401632A CN 107181145 A CN107181145 A CN 107181145A
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- Prior art keywords
- pins
- usb interface
- type
- data line
- usb
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
Abstract
The invention discloses a kind of data line and USB data line interface, it may include signal of communication line and be connected to the A types USB interface and c-type USB interface at the signal of communication line two ends, the A types USB interface includes the first communications pins, and the c-type USB interface includes VCONN pins;First communications pins are connected with the VCONN pins by signal of communication line, to be communicated between the A types USB interface and the c-type USB interface.Compared to prior art, the two ends of data line are connected to A types USB interface and c-type USB interface, it is thus possible to realize the power supply adaptor for possessing A type USB interfaces with possessing the compatible of the terminal device of c-type USB interface;And, the A types USB interface includes first communications pins that are connected with the VCONN pins in the c-type USB interface, it is thus possible to realize that PD communicates.
Description
Technical field
The present invention relates to technical field of data transmission, more particularly to a kind of data line and USB data line interface.
Background technology
Because Type-C interfaces have the characteristics of supporting tow sides blindmate, small volume etc., thus it is increasing whole
End equipment starts, using the information exchange between Type-C interfaces progress terminal device and adapter, such as to carry out filling for terminal device
Electricity etc..In order to lift the efficiency of data transfer and flexibility between terminal device and adapter, in the industry frequently with meeting USB
Power Delivery (Universal Serial Bus Power Delivery, USB power output) agreement
Data line carry out adapter (or miscellaneous equipment) information exchange terminal device between, such as use USB Type-C connect
The data line or USB Type-A interfaces that mouth turns USB Type-C interfaces turn the data lines of USB Type-C interfaces
Deng.
But, traditional adapter, PC (Personal Computer, personal computer), server and car entertainment
The equipment such as equipment generally all use USB Type-A interfaces, wherein not having the communications pins that can support that PD communicates.Therefore,
When the data line for being turned USB Type-C interfaces using USB Type-C interfaces is carried out between these equipment and terminal device
During communication, it is possible to can exist the problem of can not be compatible;When the data for turning USB Type-C interfaces using USB Type-A interfaces
When transmission line carries out the communication between these equipment and terminal device, it is possible to which can exist can not realize the problem of PD communicates.
That is, existing data line exists compatible poor and can not realize the problem of PD communicates.
The content of the invention
The embodiments of the invention provide a kind of data line and USB data line interface, passed to solve existing data
Compatible poor present in defeated line and the problem of PD communicates can not be realized.
The embodiments of the invention provide a kind of data line, including signal of communication line and it is connected to the signal of communication
The A types USB interface and c-type USB interface at line two ends, the A types USB interface include the first communications pins, and the c-type USB connects
Mouth includes VCONN pins;
First communications pins are connected with the VCONN pins by signal of communication line, to cause the A types USB to connect
Mouth between the c-type USB interface with that can be communicated.
Correspondingly, the embodiment of the present invention additionally provides a kind of USB data line interface, it may include insulating body, the insulation
Body is provided with the first communications pins, the first VBUS pins, the first GND pin, the first data pin and the second data pin, institute
Stating the first communications pins is used to the VCONN pins in c-type USB interface be connected by signal of communication line, to cause the USB numbers
It can be communicated according between line interface and the c-type USB interface.
The present invention has the beneficial effect that:
The embodiments of the invention provide a kind of data line and USB data line interface, it may include signal of communication line and
The A types USB interface and c-type USB interface at the signal of communication line two ends are connected to, the A types USB interface includes the first communication
Pin, the c-type USB interface includes VCONN pins;First communications pins pass through the letter that communicates with the VCONN pins
Number line is connected, to be communicated between the A types USB interface and the c-type USB interface.Compared to prior art,
In embodiments of the present invention, the two ends of data line are connected to A types USB interface and c-type USB interface, it is thus possible to
Realize the power supply adaptor for possessing A type USB interfaces with possessing the compatible of the terminal device of c-type USB interface;And, the A types USB
Interface includes first communications pins that are connected with the VCONN pins in the c-type USB interface, it is thus possible to realize that PD communicates.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, makes required in being described below to embodiment
Accompanying drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill in field, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 show the structural representation of the data line described in the embodiment of the present invention.
Embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with accompanying drawing the present invention is made into
One step it is described in detail, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole implementation
Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made
All other embodiment, belongs to the scope of protection of the invention.
Embodiment:
In order to solve compatible poor present in existing data line and the problem of PD communicates can not be realized, this
Inventive embodiments provide a kind of data line, as shown in figure 1, it is the data line described in the embodiment of the present invention
Structural representation.Specifically, as shown in Figure 1, the data line described in the embodiment of the present invention may include signal of communication line 11
And it is connected to bag in the A types usb 12 and c-type usb 13 at the signal of communication line two ends, the A types usb 12
The first communications pins are included, the c-type usb 13 includes VCONN pins;
First communications pins are connected with the VCONN pins by signal of communication line 11, to cause the A types USB
It can be communicated between interface 12 and the c-type usb 13.
That is, in embodiments of the present invention, the data line may include signal of communication line and be connected to institute
The A types USB interface and c-type USB interface at signal of communication line two ends are stated, the A types USB interface includes the first communications pins, institute
Stating c-type USB interface includes VCONN pins;First communications pins pass through signal of communication line phase with the VCONN pins
Even, to be communicated between the A types USB interface and the c-type USB interface.Compared to prior art, in this hair
In bright embodiment, the two ends of data line are connected to A types USB interface and c-type USB interface, it is thus possible to realize tool
The power supply adaptor of standby A type USB interfaces is with possessing the compatible of the terminal device of c-type USB interface;And, in the A types USB interface
Including first communications pins that are connected with the VCONN pins in the c-type USB interface, it is thus possible to realize that PD communicates.
It should be noted that the A types USB interface generally can be USB Type-A interfaces, the c-type USB interface is usual
Can be USB Type-C interfaces, the embodiment of the present invention is not limited in any way to this.
Further, the A types usb 12 can be used for be connected with adapter, the c-type usb 13 available for
Charging equipment is connected, and the charging control signal that the VCONN pins send the charging equipment is believed by the communication
Number line is sent to first communications pins, to cause the adapter to control the adapter according to the charging control signal
Target charging voltage and/or target charge current is exported to charge to the charging equipment.
, wherein it is desired to explanation, the adapter generally can be the power supply adaptor that possesses USB Type-A interfaces or
Person's charger baby, can be also the equipment such as PC, server or car entertainment certainly, if possess USB Type-A interfaces, and can
Charged for the charging equipment;The charging equipment generally can be possess USB Type-C interfaces mobile phone,
The terminal devices such as intelligent watch, tablet personal computer, the embodiment of the present invention is not repeated this.
Specifically, in the prior art, it generally may include that being used for connecting power line VBUS draws in USB Type-A interfaces
Pin, for being grounded GND pin, for D+, D- pin carried out data transmission, generally may include to be used in USB Type-C interfaces
The VBUS pins of power line are connected, for the GND pin of ground connection, for Dp1, Dp2, Dn1, Dn2 pin carried out data transmission,
VCONN pins and CC pins for mark data line for realizing PD communications.Therefore, traditional USB Type-A interfaces
The wire rod standard for turning the data line of USB Type-C interfaces can be as shown in table 1:
The existing USB Type-A interfaces of table 1 turn the wire rod standard scale of the data line of USB Type-C interfaces
As shown in Table 1, in existing USB Type-A interfaces turn the data line of USB Type-C interfaces, due to
CC pins in USB Type-C interfaces, for meeting wire rod specification and for realize PD communication VCONN pins all do not have
It is connected on any pin in USB Type-A interfaces, is connect so that existing USB Type-A interfaces turn USB Type-C
The data line of mouth had both been unsatisfactory for USB Type-C wire rod specification, can not also realize that PD communicates.
, wherein it is desired to explanation, according to USB Type-C wire rod specification, the CC pins in USB Type-C interfaces are needed
VBUS is pulled upward to by 56 ± 5%K Ω pull-up resistor, that is, passes through 56 ± 5%K Ω pull-up resistor and the USB
VBUS pins in Type-C interfaces are connected.
In order that the data line obtained described in the embodiment of the present invention had both met USB Type-C wire rod specification, it is again full
The demand of sufficient PD communications, the USB Type-A interfaces described in the embodiment of the present invention turn the data line of USB Type-C interfaces
Wire rod standard scale can be as shown in table 2:
USB Type-A interfaces described in the embodiment of the present invention of table 2 turn the line of the data line of USB Type-C interfaces
Material standard scale
As shown in Table 2, in embodiments of the present invention, one first communication defined in existing USB Type-A interfaces
Pin (i.e. CC1 pins), and first pin can be connected with the VCONN pins in USB Type-C interfaces, it is suitable to realize
The transmission of charging control signal between orchestration and charging equipment, so as to realize that PD communicates.
Alternatively, in order to prevent from burning signal of communication line, adapter or charging equipment, first communications pins can
It is connected by resistance R with the VCONN pins in the c-type usb 13 (i.e. USB Type-C interfaces).
Wherein, the resistance of the resistance R can be 1~1000 Ω, certainly, it is necessary to which explanation, the resistance of the resistance R is also
Can be to be set to other numerical value, as long as disclosure satisfy that actual demand, the present invention is that embodiment is not limited in any way to this.
Specifically, the resistance R may be provided in the c-type usb 13;Or, it may be provided at the signal of communication
In line;Or, it may be provided in the A types usb 12.
Preferably, in order to lift integrated convenience, the resistance R may be provided in the c-type USB interface, to this not
Repeat.
Further, the A types usb 12 can meet USB2.0 technical specifications.That is, described A types usb 12 can be
USB2.0Standard-A interfaces, are not repeated this.
It should be noted that as shown in Table 2, when the A types usb 12 is USB2.0Standard-A interfaces, institute
State and the first VBUS pins (VBUS1 as shown in table 2), the first GND pin are may also include in A types usb 12 (in such as table 2
Shown GND1), the first data pin (D+ as shown in table 2) and the second data pin (D- as shown in table 2).
In addition, it is necessary to explanation, when the A types usb 12 is USB2.0Standard-A interfaces, described first
Communications pins can be newly-increased pin in the USB2.0Standard-A interfaces, and the embodiment of the present invention is not made any to this
Limit.
Further, the A types usb 12 can meet USB3.0 technical specifications.That is, described A types usb 12 can be
USB3.0Standard-A interfaces, are not repeated this.
It should be noted that when the A types usb 12 is USB3.0Standard-A interfaces, the A types USB connects
Mouth 12 may also include the first VBUS pins, the first GND pin, the first data pin and the second data pin.
In addition, it is necessary to explanation, when the A types usb 12 is USB3.0Standard-A interfaces, described first
Communications pins can be any hanging pin in the USB3.0Standard-A interfaces, and the embodiment of the present invention is not also made to this
It is any to limit.
Alternatively, when the A types usb 12 is USB3.0Standard-A interfaces, first communications pins can
One of following pin of A type USB interfaces to meet USB3.0 technical specifications:SSRX- pins, SSRX+ pins, DRAIN pins,
SSTX- pins, SSTX+ pins.
That is, when the A types usb 12 is USB3.0Standard-A interfaces, first communications pins
Can be the USB3.0Standard-A interfaces in SSRX- pins, SSRX+ pins, DRAIN pins, SSTX- pins or
SSTX+ pins, as long as hanging pin, is not repeated this.
As shown in the above, in embodiments of the present invention, if the A types usb 12 is USB2.0Standard-A
Interface, then first communications pins can be a pin newly-increased in the USB2.0Standard-A interfaces;As the A
Type USB interface is USB3.0Standard-A interfaces, then first communications pins can be the USB3.0Standard-A
Any one hanging pin in interface, so as to realize PD communications on the basis of lower cost.
Further, the second communications pins (CC2 as shown in table 2) and are may also include in the c-type usb 13
Two VBUS pins (VBUS2 as shown in table 2):
Second communications pins pass through the 2nd VBUS pins in pull-up resistor Rp and the c-type usb 13
It is connected.
Say above, in USB Type-C wire rod specification, the CC pins in USB Type-C interfaces need logical
The pull-up resistor for crossing 56 ± 5%K Ω is pulled upward to VBUS, thus, turn the data of USB Type-C interfaces in USB Type-A interfaces
In transmission line, it is still desirable to a pull-up resistor is connected on the second communications pins of USB Type-C interfaces, and by this
Pull-up resistor is connected to power line (i.e. on VBUS2) to ensure the compatibility between adapter and charging equipment.
Alternatively, the pull-up resistor Rp may be provided in the A types usb 12;Or, the pull-up resistor Rp can
It is arranged in the signal of communication line;Or, the pull-up resistor Rp may be provided in the c-type usb 13.
Preferably, in order to integrated more convenient, the pull-up resistor Rp may be provided in the A types usb 12 or
In the c-type usb 13, this is not repeated.
That is, the data line described in the embodiment of the present invention had both met USB Type-C wire rod specification,
I.e. CC2 pins are connected to VBUS requirement by 56 ± 5%K Ω pull-up resistors, being capable of compatible USB Type- existing on the market
A interfaces turn the wire rod of USB Type-C interfaces, moreover it is possible to realize that PD communicates by the signal of communication line between CC1 and VCONN.Cause
This, the data line described in the embodiment of the present invention is connected with the charging equipment for possessing Type-C interfaces of other brands
When, the band charging equipment remains able to carry out power output apparatus (i.e. Power Source) and power receiving device is (i.e.
Power Sink) identification, and then remain able to realize the charging of charging equipment.
Correspondingly, the embodiment of the present invention additionally provides a kind of USB data line interface, and the USB data line interface may include
It can draw on insulating body, the insulating body provided with the first communications pins, the first VBUS pins, the first GND pin, the first data
Pin and the second data pin, first communications pins can be used for by signal of communication line 11 and c-type usb 13
VCONN pins are connected, to be communicated between the USB data line interface and the c-type USB interface.
The embodiments of the invention provide a kind of data line and USB data line interface, it may include signal of communication line and
The A types USB interface and c-type USB interface at the signal of communication line two ends are connected to, the A types USB interface includes the first communication
Pin, the c-type USB interface includes VCONN pins;First communications pins pass through the letter that communicates with the VCONN pins
Number line is connected, to be communicated between the A types USB interface and the c-type USB interface.Compared to prior art,
In embodiments of the present invention, the two ends of data line are connected to A types USB interface and c-type USB interface, it is thus possible to
Realize the power supply adaptor for possessing A type USB interfaces with possessing the compatible of the terminal device of c-type USB interface;And, the A types USB
Interface includes first communications pins that are connected with the VCONN pins in the c-type USB interface, it is thus possible to realize that PD communicates.
It will be understood by those skilled in the art that embodiments of the invention can be provided as method, device (equipment) or computer journey
Sequence product.Therefore, in terms of the present invention can be using complete hardware embodiment, complete software embodiment or combination software and hardware
The form of embodiment.Moreover, the present invention can be used in one or more calculating for wherein including computer usable program code
The computer program that machine usable storage medium is implemented on (including but is not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The present invention is the flow chart with reference to method according to embodiments of the present invention, device (equipment) and computer program product
And/or block diagram is described.It should be understood that can be by each flow in computer program instructions implementation process figure and/or block diagram
And/or square frame and the flow in flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided to refer to
The processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is made to produce
One machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for realizing
The device for the function of being specified in one flow of flow chart or multiple flows and/or one square frame of block diagram or multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which is produced, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that in meter
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, thus in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in individual square frame or multiple square frames.
, but those skilled in the art once know basic creation although preferred embodiments of the present invention have been described
Property concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to include excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of data line, it is characterised in that including signal of communication line and be connected to the A at the signal of communication line two ends
Type USB interface and c-type USB interface, the A types USB interface include the first communications pins, and the c-type USB interface includes
VCONN pins;
First communications pins are connected with the VCONN pins by signal of communication line, with cause the A types USB interface with
It can be communicated between the c-type USB interface.
2. data line as claimed in claim 1, it is characterised in that the A types USB interface is used to be connected with adapter,
The c-type USB interface is used to be connected with charging equipment, the charging control that the VCONN pins send the charging equipment
Signal processed is sent to first communications pins by the signal of communication line, to cause the adapter to be controlled according to the charging
Signal processed controls the adapter output target charging voltage and/or target charge current to be charged to the charging equipment.
3. data line as claimed in claim 1, it is characterised in that
First communications pins are connected by resistance with the VCONN pins in the c-type USB interface.
4. data line as claimed in claim 3, it is characterised in that
The resistance is arranged in the c-type USB interface;Or,
It is arranged in the signal of communication line;Or,
It is arranged in the A types USB interface.
5. the data line as described in any one of Claims 1 to 4, it is characterised in that
The A types USB interface meets USB2.0 technical specifications, and the A types USB interface also includes the first VBUS pins, the first GND
Pin, the first data pin and the second data pin.
6. the data line as described in any one of Claims 1 to 4, it is characterised in that
The A types USB interface meets USB3.0 technical specifications, and the A types USB interface also includes the first VBUS pins, the first GND
Pin, the first data pin and the second data pin.
7. data line as claimed in claim 6, it is characterised in that first communications pins are to meet USB3.0 technologies
One of following pin of A type USB interfaces of specification:SSRX- pins, SSRX+ pins, DRAIN pins, SSTX- pins, SSTX+
Pin.
8. data line as claimed in claim 1, it is characterised in that also include the second communication in the c-type USB interface and draw
Pin and the 2nd VBUS pins:
Second communications pins are connected by pull-up resistor with the 2nd VBUS pins in the c-type USB interface.
9. data transmission cable as claimed in claim 8, it is characterised in that
The pull-up resistor is arranged in the A types USB interface;Or,
The pull-up resistor is arranged in the signal of communication line;Or,
The pull-up resistor is arranged in the c-type USB interface.
10. a kind of USB data line interface, it is characterised in that including insulating body, the insulating body draws provided with the first communication
Pin, the first VBUS pins, the first GND pin, the first data pin and the second data pin, first communications pins are used to lead to
Cross signal of communication line with the VCONN pins in c-type USB interface to be connected, to cause the USB data line interface and the c-type USB
It can be communicated between interface.
Priority Applications (1)
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CN201710401632.2A CN107181145A (en) | 2017-05-31 | 2017-05-31 | A kind of data line and USB data line interface |
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CN201710401632.2A CN107181145A (en) | 2017-05-31 | 2017-05-31 | A kind of data line and USB data line interface |
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Family
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CN201710401632.2A Withdrawn CN107181145A (en) | 2017-05-31 | 2017-05-31 | A kind of data line and USB data line interface |
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CN110445094A (en) * | 2018-05-04 | 2019-11-12 | 立锜科技股份有限公司 | Adapt to the power transmission system of multi-transmission interface specification and its by electricity side's circuit |
CN111817385A (en) * | 2020-07-14 | 2020-10-23 | 维沃移动通信有限公司 | Charger, data line and charging equipment |
CN111817381A (en) * | 2020-07-14 | 2020-10-23 | 维沃移动通信有限公司 | Charger, data line and charging equipment |
WO2021057528A1 (en) * | 2019-09-25 | 2021-04-01 | 上海爻火微电子有限公司 | Type a-type c cable and cable chip thereof |
WO2021239100A1 (en) * | 2020-05-29 | 2021-12-02 | 维沃移动通信有限公司 | Charger, data line and charging device |
WO2021239038A1 (en) * | 2020-05-29 | 2021-12-02 | 维沃移动通信有限公司 | Data line and charging device |
WO2022012577A1 (en) * | 2020-07-14 | 2022-01-20 | 维沃移动通信有限公司 | Charger, data line, and charging device |
JP7425255B2 (en) | 2020-07-14 | 2024-01-30 | 維沃移動通信有限公司 | Data line and charging equipment |
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CN111817381A (en) * | 2020-07-14 | 2020-10-23 | 维沃移动通信有限公司 | Charger, data line and charging equipment |
WO2022012577A1 (en) * | 2020-07-14 | 2022-01-20 | 维沃移动通信有限公司 | Charger, data line, and charging device |
CN111817381B (en) * | 2020-07-14 | 2022-02-01 | 维沃移动通信有限公司 | Charger, data line and charging equipment |
CN111817385B (en) * | 2020-07-14 | 2022-04-15 | 维沃移动通信有限公司 | Charger, data line and charging equipment |
JP7425255B2 (en) | 2020-07-14 | 2024-01-30 | 維沃移動通信有限公司 | Data line and charging equipment |
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Application publication date: 20170919 |