CN106844259A - USBType C interface communication between devices establishment of connection method and apparatus - Google Patents
USBType C interface communication between devices establishment of connection method and apparatus Download PDFInfo
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- CN106844259A CN106844259A CN201611121629.7A CN201611121629A CN106844259A CN 106844259 A CN106844259 A CN 106844259A CN 201611121629 A CN201611121629 A CN 201611121629A CN 106844259 A CN106844259 A CN 106844259A
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- Prior art keywords
- slave unit
- main equipment
- producer
- connection
- connection request
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
- G06F13/4072—Drivers or receivers
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4282—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0042—Universal serial bus [USB]
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- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of USBType C interface communication between devices establishment of connection method and apparatus.Wherein, the method includes：The producer ID and device id of slave unit are obtained, wherein, slave unit carries out physical connection with main equipment by USB Type C interface；The producer ID and the ID of device id all same for having with slave unit are searched whether in the list of devices of main equipment, wherein, the list of devices of main equipment is used to store the ID of the equipment that communication connection was set up with main equipment；If finding the ID of the producer ID and device id all same with slave unit, connection request is sent to slave unit, wherein, connection request is used to ask to set up communication connection with slave unit；After slave unit receives connection request, set up with slave unit and communicated to connect.The present invention solves the excessively complicated technical problem of mode that communication connection is set up between existing USB Type C interface equipment.
Description
Technical field
The present invention relates to the communications field of USB Type-C interface equipments, in particular to a kind of USBType-C interfaces
Communication between devices establishment of connection method and apparatus.
Background technology
USB Type-C are a kind of 24 pin interfaces of new USB, and it can support positive anti-plug, USB3.1 high-speed datas
Transmission, the transmission of DisplayPort audio, video datas and quick charge application.After two USB Type-C interface equipments interconnection,
The work of equipment discovery, power supply negotiation and data application model and configuration could be completed by a series of interaction of message,
Whole process needs nearly 1 seconds, and this significantly impacts efficiency and Consumer's Experience, and plug will be repeated again every time
This process.
For above-mentioned problem, effective solution is not yet proposed at present.
The content of the invention
The method for building up and device communicated to connect between a kind of USBType-C interface equipments are the embodiment of the invention provides,
The excessively complicated technical problem in the way of setting up communication connection between at least solving existing USB Type-C interface equipments.
One side according to embodiments of the present invention, there is provided communicated to connect between a kind of USB Type-C interface equipments
Method for building up, including：The producer ID and device id of slave unit are obtained, wherein, the slave unit passes through USB Type- with main equipment
C interface carries out physical connection；Search whether to exist in the list of devices of the main equipment with the producer ID of the slave unit and
The ID of device id all same, wherein, the list of devices of the main equipment is used to store set up communication connection with the main equipment
Equipment ID；If finding the ID of the producer ID and device id all same with the slave unit, sent out to the slave unit
Connection request is sent, wherein, the connection request is used to ask to be set up with the slave unit to communicate to connect；Receive in the slave unit
After the connection request, set up with the slave unit and be connected.
Further, the list of devices of the main equipment is additionally operable to store the main equipment with slave unit foundation communication connection
When link information, the link information with the list of devices store ID it is corresponding, to the slave unit send connect
Request includes：Link information is obtained, the link information is homogeneous with the producer ID and device id of the slave unit with what is found
Same ID is corresponding；Using the link information, the producer ID of the main equipment and device id as the connection request, it is sent to
The slave unit.
Further, before communication connection is set up with the slave unit, methods described also includes：The slave unit is received
The connection request；The slave unit searches whether the producer for having with the main equipment in the list of devices of the slave unit
The ID of ID and device id all same, wherein the list of devices of the slave unit is used to store set up what is be connected with the slave unit
The ID of equipment；If finding the ID of the producer ID and device id all same with the main equipment, the slave unit receives institute
Connection request is stated, and the hardware of the slave unit is configured according to the link information.
Further, using the link information, the producer ID of the main equipment and device id as the connection request,
It is sent to after the slave unit, methods described also includes：The hardware of the main equipment is configured according to the link information.
Further, searched whether in the list of devices of the main equipment in the presence of the producer ID with the slave unit and set
After the ID of standby ID all sames, methods described also includes：If not finding the producer ID and device id with the slave unit
The ID of all same, then set up communication connection with the slave unit according to the mode of first connection.
Further, set up according to the mode of first connection after communication connection with the slave unit, methods described is also
Including：The producer ID and device id of the slave unit and the link information of the connection are stored the equipment in the main equipment
In list.
Further, stored by the link information of the producer ID and device id of the slave unit and the communication connection
Before in the list of devices of the main equipment, methods described also includes：Judge what is stored in the list of devices of the main equipment
Whether the quantity of ID has reached default stored number；If the quantity of the device id stored in the list of devices of the main equipment
Default stored number is reached, has then deleted the ID of the equipment for setting up communication connection with the main equipment at first.
Further, before obtaining the producer ID and device id of slave unit, methods described also includes：Sent out to the slave unit
The request for obtaining ID is sent, wherein, the request of the acquisition ID is used for the producer ID and device id of slave unit described in acquisition request.
Another aspect according to embodiments of the present invention, additionally provides communication connection between a kind of USB Type-C interface equipments
Method for building up, including：The producer ID and device id of slave unit are sent to main equipment, wherein the main equipment passes through with slave unit
USB Type-C interfaces carry out physical connection；The connection request that the receipts main equipment sends is connect, wherein, the connection request is used for
The master devices request is set up with the slave unit and is communicated to connect；The connection request according to receiving determines whether to receive institute
State connection request；After the connection request is received, set up with the main equipment and communicated to connect.
Further, the connection request includes the producer ID and device id of the main equipment, according to the connection request
Receive the connection request and set up communication connection with the main equipment to include：Being searched in the list of devices of the slave unit is
The no producer ID and the ID of device id all same existed with the main equipment, wherein, the list of devices of the slave unit is used to deposit
Store up the ID of the equipment that communication connection was set up with the slave unit；If finding the producer ID and device id with the main equipment
The ID of all same, then receive the connection request；If do not found homogeneous with the producer ID and device id of the main equipment
Same ID, then do not receive the connection request.
Further, the connection request also includes link information, wherein, the link information is the main equipment and institute
The last information set up when communicating to connect of slave unit is stated, before communication connection is set up with the main equipment, methods described is also
Including：The hardware of the slave unit is configured according to the link information.
Further, before the producer ID and device id for sending slave unit to main equipment, methods described also includes：Receive
The request of the acquisition ID that the main equipment sends.
Another aspect according to embodiments of the present invention, additionally provides communication connection between a kind of USB Type-C interface equipments
Set up device, including：Acquiring unit, producer ID and device id for obtaining slave unit, wherein, the slave unit sets with master
It is standby that physical connection is carried out by USB Type-C interfaces；Searching unit, be for being searched in the list of devices of the main equipment
The no producer ID and the ID of device id all same existed with the slave unit, wherein, the list of devices of the main equipment is used to deposit
Store up the ID of the equipment that communication connection was set up with the main equipment；First transmitting element, if for finding with described from setting
The standby producer ID and ID of device id all same, then send connection request to the slave unit, wherein, the connection request is used for
Request is set up with the slave unit and is communicated to connect；First connection unit, for the slave unit receive the connection request it
Afterwards, set up with the slave unit and communicated to connect.
Another aspect according to embodiments of the present invention, additionally provides communication connection between a kind of USB Type-C interface equipments
Set up device, including：Second transmitting element, producer ID from slave unit to main equipment and device id for sending, wherein described
Main equipment carries out physical connection with slave unit by USB Type-C interfaces；Receiving unit, sends for receiving the main equipment
Connection request, wherein, the connection request is used for the master devices request and the slave unit and sets up communication connection；It is determined that single
Unit, for determining whether to receive the connection request according to the connection request for receiving；Second connection unit, for connecing
After by the connection request, set up with the main equipment and communicated to connect.
In embodiments of the present invention, using the producer ID and device id for obtaining slave unit, wherein, the slave unit sets with master
It is standby that physical connection is carried out by USB Type-C interfaces；Searched whether in the list of devices of the main equipment exist with it is described from
The producer ID of the equipment and ID of device id all same, wherein, the list of devices of the main equipment is used to store and the main equipment
Set up the ID of the equipment of connection；If the ID of the producer ID and device id all same with the slave unit is found, to institute
State slave unit and send connection request, wherein, the connection request is used to ask to be set up with the slave unit to be connected；Described from setting
After the standby receiving connection request, the mode being connected is set up with the slave unit, sent by the equipment for setting up connection
Connection request, has reached and had set up the equipment that is connected and quickly set up the purpose of connection, it is achieved thereby that simplifying USB Type-C
What is communicated to connect between interface equipment sets up the technique effect of mode, and then solves between existing USB Type-C interface equipments
Set up the excessively complicated technical problem of the mode of communication connection.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this hair
Bright schematic description and description does not constitute inappropriate limitation of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the foundation of communication connection between a kind of optional USB Type-C interface equipments according to embodiments of the present invention
The flow chart of method；
Fig. 2 is the foundation of communication connection between a kind of optional USB Type-C interface equipments according to embodiments of the present invention
The flow chart of method；
Fig. 3 is the foundation of communication connection between a kind of optional USB Type-C interface equipments according to embodiments of the present invention
The flow chart of method；
Fig. 4 is the foundation of communication connection between a kind of optional USB Type-C interface equipments according to embodiments of the present invention
The schematic diagram of device；
Fig. 5 is the foundation of communication connection between a kind of optional USB Type-C interface equipments according to embodiments of the present invention
The schematic diagram of device.
Specific embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, is clearly and completely described to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, should all belong to the model of present invention protection
Enclose.
It should be noted that term " first ", " in description and claims of this specification and above-mentioned accompanying drawing
Two " it is etc. for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so using
Data can exchange in the appropriate case, so as to embodiments of the invention described herein can with except illustrating herein or
Order beyond those of description is implemented.Additionally, term " comprising " and " having " and their any deformation, it is intended that cover
Lid is non-exclusive to be included, for example, the process, method, system, product or the equipment that contain series of steps or unit are not necessarily limited to
Those steps or unit clearly listed, but may include not list clearly or for these processes, method, product
Or other intrinsic steps of equipment or unit.
According to embodiments of the present invention, there is provided the method for building up communicated to connect between a kind of USB Type-C interface equipments
Embodiment of the method is, it is necessary to explanation, can perform in such as one group computer the step of the flow of accompanying drawing is illustrated and refer to
Performed in the computer system of order, and, although logical order is shown in flow charts, but in some cases, can be with
Shown or described step is performed with different from order herein.
The foundation side communicated to connect between a kind of optional USB Type-C interface equipments Fig. 1 according to embodiments of the present invention
The flow chart of method, as shown in figure 1, the method comprises the following steps：
Step S102, obtains the producer ID and device id of slave unit, wherein, slave unit passes through USB Type-C with main equipment
Interface carries out physical connection.
In embodiments of the present invention, main equipment carries out physical connection, main equipment with slave unit by USB Type-C interfaces
The producer ID and device id of slave unit are obtained by sending PD (Power Delivery agreements) message.
Step S104, searches whether in the presence of homogeneous with the producer ID and device id of slave unit in the list of devices of main equipment
Same ID, wherein, the list of devices of main equipment is used to store the ID of the equipment that communication connection was set up with main equipment.
Due to setting up the equipment of producer ID and the device id storage in main equipment of the slave unit of communication connection with main equipment
In list, therefore, by getting the producer ID and device id of slave unit in step S102 after, in the list of devices of main equipment
In search whether there is producer ID and the device id of device id all same with the slave unit, with judge the slave unit whether with master
Equipment set up communication connection.
Step S106, if finding the ID of the producer ID and device id all same with slave unit, sends to slave unit
Connection request, wherein, connection request is used to ask to set up communication connection with slave unit.
If can be found in the list of devices of main equipment and the producer ID of the slave unit and device id all same
Device id, shows that the slave unit was set up with main equipment and is connected, then main equipment sends connection request to the slave unit, asks and is somebody's turn to do
Slave unit sets up communication connection.
Step S108, after slave unit receives connection request, sets up with slave unit and communicates to connect.
After slave unit receives the connection request of main equipment transmission, set up power supply with slave unit and communicate to connect.
In embodiments of the present invention, using the producer ID and device id for obtaining slave unit, wherein, slave unit is led to main equipment
Crossing USB Type-C interfaces carries out physical connection；The producer ID for having with slave unit is searched whether in the list of devices of main equipment
With the ID of device id all same, wherein, the list of devices of main equipment is used to store the ID for setting up the equipment being connected with main equipment；
If finding the ID of the producer ID and device id all same with slave unit, connection request is sent to slave unit, wherein, connection
Ask for asking to be connected with slave unit foundation；After slave unit receives connection request, the mode being connected is set up with slave unit,
By to the equipment for connecting transmission connection request was set up, having reached and having set up the equipment being connected the mesh for quickly setting up connection
, it is achieved thereby that what is communicated to connect between simplifying Type-C interface equipments sets up the technique effect of mode, and then solve existing
There is the excessively complicated technical problem of the mode that communication connection is set up between USB Type-C interface equipments.
Alternatively, the connection that the list of devices of main equipment is additionally operable to store when main equipment sets up communication connection with slave unit is believed
Breath, link information is corresponding with the ID stored in list of devices, and sending connection request to slave unit includes：Obtain link information,
Link information with find it is corresponding with the producer ID of slave unit and the ID of device id all same；By link information, main equipment
Producer ID and device id as connection request, be sent to slave unit.
The ID of the equipment that communication connection was set up with main equipment that is stored with the list of devices of main equipment, and the company of foundation
Link information when connecing, such as：Set up magnitude of voltage during connection, current value, pattern and configuration information of connection etc..The connection is believed
Breath is corresponding with the ID of equipment.When connection request is sent to slave unit, first according to find in main equipment list with from
The producer ID of the equipment and ID of device id all same, according to corresponding relation, obtains the corresponding link information of the device id, then will
The link information is sent to slave unit with the producer ID and device id of main equipment, and request sets up communication connection with slave unit.
Alternatively, before being connected with slave unit foundation, method also includes：Slave unit receives connection request；Slave unit exists
Search whether to there is producer ID and the ID of device id all same with main equipment in the list of devices of slave unit, wherein slave unit
List of devices is used to store the ID of the equipment that communication connection was set up with slave unit；If find with the producer ID of main equipment and
The ID of device id all same, then slave unit receive connection request, and according to the hardware of link information HRP-configured slave device.
It is stored with the list of devices of slave unit and the device id of communication connection was set up with slave unit, slave unit receives master
After the connection request that equipment sends, the producer ID and equipment for having with main equipment are searched whether in the list of devices of slave unit
The ID of ID all sames, if finding the ID of the producer ID and device id all same with main equipment, the main equipment and slave unit
Set up connection.Slave unit receives the connection request of main equipment transmission, and the link information sent according to main equipment, and configuration is hard
Part, prepares to set up communication connection with main equipment.
Alternatively, link information, the producer ID of main equipment and device id, as connection request, are sent to slave unit it
Afterwards, method also includes：According to the hardware of link information HRP-configured master device.
Be sent to after slave unit for link information, the producer ID of main equipment and device id by main equipment, and main equipment is according to hair
The link information configuration hardware of slave unit is given, the preparation that communication connection is set up with slave unit is carried out.
Alternatively, the producer ID and device id all same for having with slave unit are searched whether in the list of devices of main equipment
ID after, method also includes：If not finding the ID of the producer ID and device id all same with slave unit, and from setting
It is standby to set up communication connection according to original mode.
After the producer ID and device id for obtaining slave unit, search whether to exist in the list of devices of main equipment with from setting
The standby producer ID and ID of device id all same, if in the absence of equal with the producer ID and device id of slave unit in list of devices
Identical ID, then judge that main equipment is set up with the slave unit first and communicate to connect, according to original mode for setting up communication connection
Set up with slave unit and communicated to connect.
Alternatively, set up according to original mode after communication connection with slave unit, method also includes：By slave unit
Producer ID and device id and the storage of the link information of communication connection are in the list of devices of main equipment.
If set up with slave unit communicating to connect first, according to original mode and slave unit for setting up communication connection
Set up after connection, the producer ID and device id of the slave unit and the link information of this this communication connection are stored in main equipment
List of devices in, and the producer ID and device id of slave unit are corresponding with link information.
Alternatively, stored in main equipment by the link information of the producer ID and device id of slave unit and communication connection
Before in list of devices, method also includes：Judge whether the quantity of the ID stored in the list of devices of main equipment has reached to preset
Stored number；If the quantity of the device id stored in the list of devices of main equipment has reached default stored number, delete
Except the ID of the equipment for setting up communication connection with main equipment at first.
Limited by memory space, the device id of predetermined number can only be stored in the list of devices of main equipment, by slave unit
Producer ID and device id and link information storage in the list of devices of main equipment before, first judge that the equipment of main equipment is arranged
Whether the quantity of the device id stored in table has reached default quantity, if the quantity of the device id stored in list of devices
Predetermined number is reached, has then been deleted the ID for setting up the equipment being connected with main equipment at first.
Alternatively, before obtaining the producer ID and device id of slave unit, method also includes：Sent to slave unit and obtain ID's
Request, wherein, obtain the producer ID and device id of the request for acquisition request slave unit of ID.
In embodiments of the present invention, before the producer ID and device id for obtaining slave unit, first sent to slave unit and obtained
The request of ID, the producer ID and device id of acquisition request slave unit, slave unit upon receiving the request, returns to the factory of slave unit
Family ID and device id.
According to embodiments of the present invention, there is provided the method for building up communicated to connect between a kind of USB Type-C interface equipments
Embodiment of the method, what is communicated to connect between a kind of optional USB Type-C interface equipments Fig. 2 according to embodiments of the present invention builds
The flow chart of cube method, as shown in Fig. 2 the method comprises the following steps：
Step S202, the producer ID and device id of slave unit are sent to main equipment, and wherein main equipment passes through USB with slave unit
Type-C interfaces carry out physical connection.
Main equipment carries out physical connection with slave unit by Type-C interfaces, by the connection, by the producer ID of slave unit
Main equipment is sent to device id, main equipment judges whether to be set up with the slave unit according to the producer ID and device id of slave unit
Communication connection, if connected, connection request is sent to slave unit.
Step S204, receives the connection request that main equipment sends, wherein, connection request is used for master devices request and slave unit
Set up communication connection.
The connection request that main equipment sends is received, the request is to set up communication connection for master devices request and slave unit.
Step S206, determines whether to receive connection request according to the connection request for receiving.
According to the connection request for receiving, it is determined that receiving the connection request or not by by the connection request.
Step S208, after connection request is received, sets up with main equipment and communicates to connect.
If receiving the connection request, set up power supply with equipment and communicate to connect.
In embodiments of the present invention, using the connection request for receiving main equipment transmission, wherein, main equipment passes through with slave unit
Type-C interfaces carry out physical connection, and connection request includes the producer ID of main equipment and device id；Arranged in the equipment of slave unit
The producer ID and the ID of device id all same for having with main equipment are searched whether in table, wherein, the list of devices of slave unit is used for
The ID of the equipment being connected was set up in storage with slave unit；If found and the producer ID of main equipment and device id all same
ID, then receive connection request；The connection sent with the mode that main equipment sets up communication connection, the equipment connected by reception
Request, reached with the purpose for setting up the equipment that be connected and quickly setting up connection, it is achieved thereby that simplification USB Type-C interfaces
The technique effect of communication between devices establishment of connection mode, and then solve foundation between existing USB Type-C interface equipments
The excessively complicated technical problem of the mode of communication connection.
Alternatively, connection request includes the producer ID and device id of main equipment, is judged whether to receive company according to connection request
Connecing request includes：Search whether to exist in the list of devices of slave unit and the producer ID of main equipment and device id all same
ID, wherein, the list of devices of slave unit is used to store the ID of the equipment that communication connection was set up with slave unit；If find with
The producer ID of the main equipment and ID of device id all same, then receive connection request；If not finding the producer with main equipment
The ID of ID and device id all same, then do not receive connection request.
It is stored with the list of devices of slave unit and the ID of the equipment being connected was set up with slave unit, is receiving main equipment
After the connection request of transmission, searched whether in the list of devices of slave unit in the presence of equal with the producer ID and device id of main equipment
Identical ID.If finding the ID of the producer ID and device id all same with main equipment in the list of devices of slave unit,
Receive the connection request of main equipment transmission, if do not found in the list of devices of slave unit and the producer ID of main equipment and set
The ID of standby ID all sames, then do not receive the connection request of main equipment transmission.
Alternatively, connection request also includes link information, wherein, link information is that main equipment is last with slave unit to be set up
Information during communication connection, before communication connection is set up with main equipment, method also includes：According to link information HRP-configured slave device
Hardware.
Link information is included in the link information that main equipment sends, the link information is built for last time main equipment with slave unit
Link information during vertical communication connection, before slave unit and main equipment set up communication connection, according to link information configuration from
The hardware of equipment.
Alternatively, before the producer ID and device id for sending slave unit to main equipment, method also includes：Receive main equipment
The request of the acquisition ID of transmission.
In embodiments of the present invention, after main equipment carries out physical connection with slave unit, and slave unit is being sent to main equipment
Producer ID and device id before, receive the request of the acquisitions ID that main equipment sends, the request is for obtaining the producer of slave unit
ID and device id.
Fig. 3 is the method for building up of communication connection between a kind of optional Type-C interface equipments according to embodiments of the present invention
Flow chart, as shown in figure 3, the method comprises the following steps：
Step S301, starts.Main equipment after Type-C interfaces carry out physical connection, begins setting up communication with slave unit
Connection.
Step S302, obtains the producer ID and device id of slave unit.
It is alternatively possible to the request for obtaining ID is sent to slave unit, to obtain the producer ID and device id of slave unit.
Whether step S303, judge the producer ID and device id of slave unit in list of devices.
Get after the producer ID and device id of slave unit, search whether exist and this in the list of devices of main equipment
The producer ID of slave unit and the device id of device id all same.
Step S304, if the producer ID and device id of slave unit are in list of devices, the quick connection of request.
If the producer ID and device id all same with above-mentioned slave unit can be found in the list of devices of main equipment
Device id, then the slave unit set up with main equipment and be connected.Alternatively, main equipment sends connection request to the slave unit, please
Ask to be set up with the slave unit and communicate to connect.Alternatively, the producer ID and device id of main equipment are included in the connection request, and
Link information when last time is connected with slave unit.
Step S305, sets up connection.Main equipment is set up with slave unit and is connected.Alternatively, set up in main equipment and slave unit
Before connection, slave unit searches whether the producer ID and device id all same for having with main equipment in the list of devices of slave unit
ID, if finding the ID of the producer ID and device id all same with main equipment, receive main equipment transmission connection request,
Hardware is configured according to link information.
Step S306, by the judgement of step S303, if the producer ID and device id of slave unit be not in list of devices,
Request generic connectivity.
In step S303, the producer ID and equipment for having with the slave unit are searched whether in the list of devices of main equipment
The device id of ID all sames.If not finding the producer ID and device id with the slave unit in the equipment row row of main equipment
The device id of all same, then main equipment and the main first connection of slave unit, master devices request is set up with slave unit by original mode
Connection.
Step S307, judges whether successful connection.
Judge main equipment and slave unit whether successful connection.
Step S308, if successful connection, stores the producer ID and device id and Connecting quantity of slave unit.
If main equipment and slave unit successful connection, the producer ID and device id and link information of slave unit are stored
In the list of devices of main equipment and slave unit.
Step S309, if connection is unsuccessful, terminates.
If main equipment does not have successful connection with slave unit, terminate the foundation of this communication connection.
According to embodiments of the present invention, additionally provide communicate to connect between a kind of USB Type-C interface equipments set up device
Embodiment, between a kind of optional USB Type-C interface equipments Fig. 4 according to embodiments of the present invention communicate to connect foundation
The schematic diagram of device, as shown in figure 4, the device includes：
Acquiring unit 410, producer ID and device id for obtaining slave unit, wherein, slave unit passes through USB with main equipment
Type-C interfaces carry out physical connection.
In embodiments of the present invention, main equipment carries out physical connection with slave unit by USB Type-C interfaces, obtains single
Unit 410 obtains the producer ID and device id of slave unit by sending PD (Power Delivery agreements) message.
Searching unit 420, for being searched whether in the list of devices of main equipment in the presence of the producer ID with slave unit and being set
The ID of standby ID all sames, wherein, the list of devices of main equipment is used to store the ID of the equipment that communication connection was set up with main equipment.
Due to setting up the equipment of producer ID and the device id storage in main equipment of the slave unit of communication connection with main equipment
In list, therefore, acquiring unit 410 is got after the producer ID and device id of slave unit, and searching unit 420 is in main equipment
The producer ID and the device id of device id all same for having with the slave unit are searched whether in list of devices, to judge the slave unit
Whether communication connection was set up with main equipment.
First transmitting element 430, if the ID for finding producer ID and device id all same with slave unit, to
Slave unit sends connection request, wherein, connection request is used to ask to set up communication connection with slave unit.
If can be found in the list of devices of main equipment and the producer ID of the slave unit and device id all same
Device id, shows that the slave unit was set up with main equipment and is connected, then the main equipment of the first transmitting element 430 sends to the slave unit and connects
Request is connect, request sets up communication connection with the slave unit.
First connection unit 440, after receiving connection request in slave unit, sets up with slave unit and communicates to connect.
When slave unit receive main equipment transmission connection request after, the slave unit of the first connection unit 440 set up power supply and
Communication connection.
In embodiments of the present invention, using the producer ID and device id for obtaining slave unit, wherein, slave unit is led to main equipment
Crossing USB Type-C interfaces carries out physical connection；The producer ID for having with slave unit is searched whether in the list of devices of main equipment
With the ID of device id all same, wherein, the list of devices of main equipment is used to store the ID for setting up the equipment being connected with main equipment；
If finding the ID of the producer ID and device id all same with slave unit, connection request is sent to slave unit, wherein, connection
Ask for asking to be connected with slave unit foundation；After slave unit receives connection request, the mode being connected is set up with slave unit,
By to the equipment for connecting transmission connection request was set up, having reached and having set up the equipment being connected the mesh for quickly setting up connection
, it is achieved thereby that what is communicated to connect between simplifying Type-C interface equipments sets up the technique effect of mode, and then solve existing
There is the excessively complicated technical problem of the mode that communication connection is set up between USB Type-C interface equipments.
According to embodiments of the present invention, additionally provide communicate to connect between a kind of USB Type-C interface equipments set up device
Embodiment, between a kind of optional USB Type-C interface equipments Fig. 5 according to embodiments of the present invention communicate to connect foundation
The schematic diagram of device, as shown in figure 5, the device includes：
Second transmitting element 510, for main equipment send slave unit producer ID and device id, wherein main equipment with from
Equipment carries out physical connection by USB Type-C interfaces.
Main equipment carries out physical connection with slave unit by Type-C interfaces, and the second transmitting element 510, will by the connection
The producer ID and device id of slave unit are sent to main equipment, main equipment according to the producer ID and device id of slave unit judge whether with
The slave unit set up communication connection, if connected, connection request was sent to slave unit.
Receiving unit 520, the connection request for receiving main equipment transmission, wherein, connection request is used for master devices request
Set up with slave unit and communicated to connect.
Receiving unit 520 receives the connection request that main equipment sends, and the request is to be built with slave unit for master devices request
Vertical communication connection.
Determining unit 530, for determining whether to receive connection request according to the connection request for receiving.
Determining unit 530 according to the connection request for receiving, it is determined that receive the connection request or not by by the connection please
Ask.
Second connection unit 540, for after connection request is received, being set up with main equipment and being communicated to connect.
If receiving the connection request, the second connection unit 540 is set up power supply and is communicated to connect with equipment.
The embodiments of the present invention are for illustration only, and the quality of embodiment is not represented.
In the above embodiment of the present invention, the description to each embodiment all emphasizes particularly on different fields, and does not have in certain embodiment
The part of detailed description, may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed technology contents, can be by other
Mode is realized.Wherein, device embodiment described above is only schematical, such as division of described unit, Ke Yiwei
A kind of division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can combine or
Person is desirably integrated into another system, or some features can be ignored, or does not perform.Another, shown or discussed is mutual
Between coupling or direct-coupling or communication connection can be the INDIRECT COUPLING or communication link of unit or module by some interfaces
Connect, can be electrical or other forms.
The unit that is illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part for showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On unit.Some or all of unit therein can be according to the actual needs selected to realize the purpose of this embodiment scheme.
In addition, during each functional unit in each embodiment of the invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to which two or more units are integrated in a unit.Above-mentioned integrated list
Unit can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If the integrated unit is to realize in the form of SFU software functional unit and as independent production marketing or use
When, can store in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part for being contributed to prior art in other words or all or part of the technical scheme can be in the form of software products
Embody, the computer software product is stored in a storage medium, including some instructions are used to so that a computer
Equipment (can be personal computer, server or network equipment etc.) perform each embodiment methods described of the invention whole or
Part steps.And foregoing storage medium includes：USB flash disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can be with store program codes
Medium.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (14)
1. the method for building up for being communicated to connect between a kind of USB Type-C interface equipments, it is characterised in that including：
The producer ID and device id of slave unit are obtained, wherein, the slave unit is carried out with main equipment by USB Type-C interfaces
Physical connection；
Search whether to exist in the list of devices of the main equipment and the producer ID of the slave unit and device id all same
ID, wherein, the list of devices of the main equipment is used to store the ID of the equipment that communication connection was set up with the main equipment；
If finding the ID of the producer ID and device id all same with the slave unit, sending connection to the slave unit please
Ask, wherein, the connection request is used to ask to be set up with the slave unit to communicate to connect；
After the slave unit receives the connection request, set up with the slave unit and communicated to connect.
2. method according to claim 1, it is characterised in that the list of devices of the main equipment is additionally operable to store the master
Equipment sets up link information during communication connection with slave unit, and the link information is relative with the ID stored in the list of devices
Should, sending connection request to the slave unit includes：
Obtain link information, the link information and the producer ID and the ID of device id all same with the slave unit that find
It is corresponding；
Using the link information, the producer ID of the main equipment and device id as the connection request, it is sent to described from setting
It is standby.
3. method according to claim 2, it is characterised in that described before communication connection is set up with the slave unit
Method also includes：
The slave unit receives the connection request；
The slave unit searches whether the producer ID and equipment for having with the main equipment in the list of devices of the slave unit
The ID of ID all sames, wherein the list of devices of the slave unit set up the equipment being connected with the slave unit for storing
ID；
If finding the ID of the producer ID and device id all same with the main equipment, the slave unit receives the connection
Request, and the hardware of the slave unit is configured according to the link information.
4. method according to claim 2, it is characterised in that by the producer ID of the link information, the main equipment
With device id as the connection request, it is sent to after the slave unit, methods described also includes：
The hardware of the main equipment is configured according to the link information.
5. method according to claim 1, it is characterised in that search whether exist in the list of devices of the main equipment
After the producer ID of the slave unit and the ID of device id all same, methods described also includes：
If the ID of the producer ID and device id all same with the slave unit is not found, with the slave unit according to head
The mode of secondary connection sets up communication connection.
6. method according to claim 5, it is characterised in that set up according to the mode of first connection with the slave unit
After communication connection, methods described also includes：
By the producer ID and device id of the slave unit and the storage of the link information of the communication connection in the main equipment
In list of devices.
7. method according to claim 6, it is characterised in that by the producer ID and device id of the slave unit and institute
Before the link information storage of communication connection is stated in the list of devices of the main equipment, methods described also includes：
Judge whether the quantity of the ID stored in the list of devices of the main equipment has reached default stored number；
If the quantity of the device id stored in the list of devices of the main equipment has reached default stored number, delete most
The ID of the first equipment that communication connection is set up with the main equipment.
8. method according to claim 1, it is characterised in that described before obtaining the producer ID and device id of slave unit
Method also includes：
The request for obtaining ID is sent to the slave unit, wherein, the request of the acquisition ID is used for slave unit described in acquisition request
Producer ID and device id.
9. the method for building up for being communicated to connect between a kind of USB Type-C interface equipments, it is characterised in that including：
The producer ID and device id of slave unit are sent to main equipment, wherein the main equipment is connect with slave unit by USB Type-C
Mouth carries out physical connection；
Receive the connection request that the main equipment sends, wherein, the connection request be used for the master devices request with it is described from
Equipment sets up communication connection；
The connection request according to receiving determines whether to receive the connection request；
After the connection request is received, set up with the main equipment and communicated to connect.
10. method according to claim 9, it is characterised in that the connection request includes the producer ID of the main equipment
And device id, judge whether that receiving the connection request includes according to the connection request：
Search whether to exist in the list of devices of the slave unit and the producer ID of the main equipment and device id all same
ID, wherein, the list of devices of the slave unit is used to store the ID of the equipment that communication connection was set up with the slave unit；
If finding the ID of the producer ID and device id all same with the main equipment, receive the connection request；
If not finding the ID of the producer ID and device id all same with the main equipment, the connection is not received please
Ask.
11. methods according to claim 10, it is characterised in that the connection request also includes link information, wherein, institute
It is the main equipment and the last information set up when communicating to connect of the slave unit to state link information, is built with the main equipment
Before vertical communication connection, methods described also includes：
The hardware of the slave unit is configured according to the link information.
12. methods according to claim 9, it is characterised in that the producer ID and equipment of slave unit are being sent to main equipment
Before ID, methods described also includes：
Receive the request of the acquisition ID that the main equipment sends.
What is communicated to connect between a kind of 13. USB Type-C interface equipments sets up device, it is characterised in that including：
Acquiring unit, producer ID and device id for obtaining slave unit, wherein, the slave unit passes through USB with main equipment
Type-C interfaces carry out physical connection；
Searching unit, for being searched whether in the list of devices of the main equipment in the presence of the producer ID with the slave unit and being set
The ID of standby ID all sames, wherein, the list of devices of the main equipment is used to store set up communication connection with the main equipment
The ID of equipment；
First transmitting element, if the ID for finding producer ID and device id all same with the slave unit, to institute
State slave unit and send connection request, wherein, the connection request is used to ask to be set up with the slave unit to communicate to connect；
First connection unit, after receiving the connection request in the slave unit, communication link is set up with the slave unit
Connect.
What is communicated to connect between a kind of 14. USB Type-C interface equipments sets up device, it is characterised in that including：
Second transmitting element, producer ID from slave unit to main equipment and device id for sending, wherein the main equipment with from setting
It is standby that physical connection is carried out by USB Type-C interfaces；
Receiving unit, for receiving the connection request that the main equipment sends, wherein, the connection request is used for the main equipment
Request is set up with the slave unit and is communicated to connect；
Determining unit, for determining whether to receive the connection request according to the connection request for receiving；
Second connection unit, for after the connection request is received, being set up with the main equipment and being communicated to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611121629.7A CN106844259A (en) | 2016-12-07 | 2016-12-07 | USBType C interface communication between devices establishment of connection method and apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611121629.7A CN106844259A (en) | 2016-12-07 | 2016-12-07 | USBType C interface communication between devices establishment of connection method and apparatus |
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| CN106844259A true CN106844259A (en) | 2017-06-13 |
Family
ID=59139767
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611121629.7A Pending CN106844259A (en) | 2016-12-07 | 2016-12-07 | USBType C interface communication between devices establishment of connection method and apparatus |
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| CN (1) | CN106844259A (en) |
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| CN108132901A (en) * | 2017-12-21 | 2018-06-08 | 联想(北京)有限公司 | A kind of information transmission equipment and method |
| TWI689815B (en) * | 2018-06-29 | 2020-04-01 | 圓剛科技股份有限公司 | Judgment method for hardware compatibility |
| CN111046023A (en) * | 2019-12-11 | 2020-04-21 | 金蝶智慧科技(深圳)有限公司 | Database connection management method, server and computer storage medium |
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