CN107516919B

CN107516919B - A kind of charging method and charger

Info

Publication number: CN107516919B
Application number: CN201710743050.2A
Authority: CN
Inventors: 钟文博
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2017-08-25
Filing date: 2017-08-25
Publication date: 2019-03-01
Anticipated expiration: 2037-08-25
Also published as: CN107516919A

Abstract

The present invention provides a kind of charging method and charger, this method comprises: detecting that the charger is connect via first multiplexing port and second multiplexing port with mobile terminal, the voltage of first multiplexing port and the voltage of second multiplexing port are obtained；The fast charge agreement that the mobile terminal is supported is judged according to the voltage of the voltage of first multiplexing port and second multiplexing port；If it is determined that the fast charge agreement that the mobile terminal is supported is the first fast charge agreement, then charge according to the first fast charge agreement to the mobile terminal；If it is determined that the fast charge agreement that the mobile terminal is supported is the second fast charge agreement, then charge according to the second fast charge agreement to the mobile terminal.The compatibility of charger can be improved in the embodiment of the present invention.

Description

A kind of charging method and charger

Technical field

The present invention relates to field of communication technology more particularly to a kind of charging method and chargers.

Background technique

Continuous with mobile terminals such as smart phone, tablet computer and video cameras is popularized, to the continuation of the journey energy of mobile terminal The requirement of power is growing day by day.In order to improve the cruising ability of mobile terminal, the capacity of battery is increasing, the charging time of battery Also increasingly longer.In order to shorten the charging time of mobile terminal, fast charge technology is produced.

Fast charge technology more common at present includes that low-pressure direct fills technology and high-voltage charging technology, the core skill of fast charge technology Art includes building the communication protocol based on mobile terminal and charger, so that charger can be real-time according to the request of mobile terminal The adjustment for carrying out output voltage, exporting electric current.Due to the fast charge agreement difference that different fast charge technologies use, and different fast charges is assisted View cannot be compatible, therefore is only just able to achieve using matched charger in mobile terminal charging process and is quickly filled Electricity.

In the prior art, compatibility poor problem when charging for charger, not yet proposes effective solution at present Scheme.

Summary of the invention

The embodiment of the present invention provides a kind of charging method and charger, and compatibility is poor when solving charger charging asks Topic.

In a first aspect, the embodiment of the invention provides a kind of charging method, it is applied to charger, the charger includes the One multiplexing port and the second multiplexing port, this method comprises:

Detect that the charger is connect via first multiplexing port and second multiplexing port with mobile terminal, Obtain the voltage of first multiplexing port and the voltage of second multiplexing port；

The mobile terminal branch is judged according to the voltage of the voltage of first multiplexing port and second multiplexing port The fast charge agreement held；

If it is determined that the fast charge agreement that the mobile terminal is supported is the first fast charge agreement, then according to the first fast charge agreement It charges to the mobile terminal；

If it is determined that the fast charge agreement that the mobile terminal is supported is the second fast charge agreement, then according to the second fast charge agreement It charges to the mobile terminal.

Second aspect, the embodiment of the present invention also provide a kind of charger.The charger includes the first multiplexing port and second Multiplexing port, the charger further include:

Obtain module, for detect the charger via first multiplexing port and second multiplexing port with Mobile terminal connection, obtains the voltage of first multiplexing port and the voltage of second multiplexing port；

Judgment module, for judging institute according to the voltage of first multiplexing port and the voltage of second multiplexing port State the fast charge agreement of mobile terminal support；

First charging module, for if it is determined that the mobile terminal support fast charge agreement be the first fast charge agreement, then press It charges according to the first fast charge agreement to the mobile terminal；

Second charging module, for if it is determined that the mobile terminal support fast charge agreement be the second fast charge agreement, then press It charges according to the second fast charge agreement to the mobile terminal.

The third aspect, the embodiment of the present invention also provide a kind of charger, including processor and are stored in the processor In memory module and the computer program that can run on the processor, when the computer program is executed by the processor The step of realizing above-mentioned charging method.

Fourth aspect, the embodiment of the present invention also provide a kind of computer readable storage medium, the computer-readable storage Computer program is stored on medium, the computer program realizes above-mentioned charging method when being executed by processor the step of.

In this way, detecting that the charger is answered via first multiplexing port and described second in the embodiment of the present invention It is connect with port with mobile terminal, obtains the voltage of first multiplexing port and the voltage of second multiplexing port；According to The voltage of the voltage of first multiplexing port and second multiplexing port judges the fast charge agreement that the mobile terminal is supported； If it is determined that the fast charge agreement that the mobile terminal is supported is the first fast charge agreement, then according to the first fast charge agreement to the shifting Dynamic terminal charge；If it is determined that the fast charge agreement that the mobile terminal is supported is the second fast charge agreement, then according to second fast charge Agreement charges to the mobile terminal.The embodiment of the present invention can be according to the voltage of the first multiplexing port and the second multiplexing port Voltage judges the fast charge agreement that mobile terminal is supported, so that the fast charge agreement supported using mobile terminal is filled to mobile terminal Electricity improves the compatibility of charger.

Detailed description of the invention

In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, For those of ordinary skill in the art, without any creative labor, it can also obtain according to these attached drawings Obtain other attached drawings.

Fig. 1 is the flow chart of charging method provided in an embodiment of the present invention；

Fig. 2 is the schematic diagram that charger provided in an embodiment of the present invention is connected with mobile terminal；

Fig. 3 is the flow chart for the charging method that further embodiment of this invention provides；

Fig. 4 is the flow chart for the charging method that further embodiment of this invention provides；

Fig. 5 is the flow chart for the charging method that further embodiment of this invention provides；

Fig. 6 is the flow chart for the charging method that further embodiment of this invention provides；

Fig. 7 is one of the structure chart of charger provided in an embodiment of the present invention；

Fig. 8 is the two of the structure chart of charger provided in an embodiment of the present invention；

Fig. 9 is the three of the structure chart of charger provided in an embodiment of the present invention；

Figure 10 is the four of the structure chart of charger provided in an embodiment of the present invention；

Figure 11 is the five of the structure chart of charger provided in an embodiment of the present invention；

Figure 12 is the six of the structure chart of charger provided in an embodiment of the present invention.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts Example, shall fall within the protection scope of the present invention.

For ease of description, below to the present embodiments relate to fast charge agreement be illustrated:

First fast charge agreement: it can be the fast charge agreement for supporting low-pressure direct to fill technology, for example, VOOC fast charge agreement etc..

Optionally, the first fast charge agreement can (Input/Output be inputted defeated in conjunction with transfering data by serial communication and I/O Mouth carries out two kinds of functions of status monitoring out), and can be configured by software flexible and realize switching.It is entire logical in handshake communication Road is serial interface communication mode, within communication interval, by the way that charger end TX signal is configured to I/O mouth mold formula.

Second fast charge agreement: can be the fast charge agreement for supporting high pressure fast charge technology, for example, Quick Charge fast charge is assisted View etc..

Optionally, the handshake procedure of the second fast charge agreement can be such that

If mobile terminal supports the second fast charge agreement, mobile terminal starts the voltage that 0.325V is loaded on the port D+.When After this voltage maintains 1.25s, charger will be switched off the short circuit of the port D+ and the port D-, and the voltage on the port D- will decline, After mobile terminal detects the decline of the voltage on the port D-, into preparation (ready) state of the second fast charge agreement.Mobile terminal The combinations of voltages of the port D+/D- is adjusted according to target voltage, for example, 9V, then the voltage being arranged on the port D+ is 3.3V, the port D- On voltage be 0.6V, charger export 9v voltage to charge to mobile terminal.

The embodiment of the present invention provides a kind of charging method.This method is applied to charger, which includes the first multiplexing Port and the second multiplexing port.It is the flow chart of charging method provided in an embodiment of the present invention referring to Fig. 1, Fig. 1, as shown in Figure 1, The following steps are included:

Step 101 detects the charger via first multiplexing port and second multiplexing port and movement Terminal connection, obtains the voltage of first multiplexing port and the voltage of second multiplexing port.

In the embodiment of the present invention, above-mentioned first multiplexing port can be multiplexed with support the first fast charge agreement first port and Support the first port of the second fast charge agreement, the second multiplexing port can be multiplexed with the second port for supporting the first fast charge agreement and Support the second port of the second fast charge agreement, for example, the first multiplexing port can be used as USB (Universal Serial Bus, Universal serial bus) the port D+, can also be used as UART (Universal Asynchronous Receiver/ Transmitter, UART Universal Asynchronous Receiver Transmitter) the port TX, the second multiplexing port can be used as the port D- of USB, can also make For the port RX of UART.

Referring to fig. 2, the port D+/TX of charger can connect to the port D+/RX of mobile terminal, the D-/RX of charger Port can connect to the port D-/TX of mobile terminal.

In the embodiment of the present invention, above-mentioned mobile terminal can be mobile phone, tablet computer (Tablet Personal Computer), laptop computer (Laptop Computer), personal digital assistant (personal digital Assistant, abbreviation PDA), mobile Internet access device (Mobile Internet Device, MID) or wearable device (Wearable Device) etc..

Step 102 judges the shifting according to the voltage of first multiplexing port and the voltage of second multiplexing port The fast charge agreement that dynamic terminal is supported.

In the embodiment of the present invention, the first fast charge agreement can be the fast charge agreement for supporting low-pressure direct to fill technology, for example, VOOC Fast charge agreement, the second fast charge agreement can be the fast charge agreement for supporting high pressure fast charge technology, for example, Quick Charge fast charge is assisted View.

Optionally, in the embodiment of the present invention, the first multiplexing port of charger can be used as the port D+, charger when initial The second multiplexing port it is initial when can be used as the port D-.After charger accesses power supply, the first multiplexing of detection end can be passed through Mouthful and the second multiplexing port voltage, to judge fast charge agreement that mobile terminal is supported.For example, if the first multiplexing port and The voltage feature of changing with time of second multiplexing port meets voltage when charging according to the first fast charge agreement and changes with time Feature can then determine that mobile terminal supports the first fast charge agreement, if the voltage of the first multiplexing port and the second multiplexing port The feature of changing with time meets voltage when charging according to the second fast charge agreement and changes with time situation, then can determine movement Terminal supports the second fast charge agreement.

Step 103, if it is determined that the mobile terminal support fast charge agreement be the first fast charge agreement, then according to described first Fast charge agreement charges to the mobile terminal.

In the embodiment of the present invention, if the fast charge agreement that mobile terminal is supported is the first fast charge agreement, charger and shifting Dynamic terminal can hold consultation charging according to the first fast charge agreement, for example, can be UART by the D+/D- port switching of charger TX/RX port mode, to realize the communication handshake and charging of charger and mobile terminal.

Step 104, if it is determined that the mobile terminal support fast charge agreement be the second fast charge agreement, then according to described second Fast charge agreement charges to the mobile terminal.

In the embodiment of the present invention, if the fast charge agreement that mobile terminal is supported is the second fast charge agreement, charger and shifting Dynamic terminal can hold consultation charging according to the second fast charge agreement, for example, charger can be according to the port D+/D- of mobile terminal The corresponding voltage of voltage output to charge to mobile terminal.

In this way, the embodiment of the present invention is when judging that mobile terminal supports the first fast charge agreement, charger and mobile terminal Can hold consultation charging according to the first fast charge agreement, judge mobile terminal support the second fast charge agreement when, charger and Mobile terminal can hold consultation charging according to the second fast charge agreement, so that charger can be the shifting of supporting different fast charge agreements Dynamic terminal charges, and improves the compatibility of charger.

It is the flow chart for the charging method that further embodiment of this invention provides referring to Fig. 3, Fig. 3.The embodiment of the present invention with it is upper The difference of one embodiment is essentially consisted in be sentenced to according to the voltage of first multiplexing port and the voltage of second multiplexing port The fast charge agreement that the mobile terminal is supported of breaking is further limited, specifically, in the embodiment of the present invention, first multiplexing Port and second multiplexing port are shorted, the voltage according to first multiplexing port and second multiplexing port Voltage judges the fast charge agreement that the mobile terminal is supported, comprising: if the first voltage of first multiplexing port is greater than first Predeterminated voltage then disconnects the short circuit of first multiplexing port and second multiplexing port；First multiplexing is detected respectively The second voltage of the second voltage of port and second multiplexing port；If the second voltage of first multiplexing port and described The second voltage of second multiplexing port is all larger than the second predeterminated voltage, it is determined that the mobile terminal supports the first fast charge association View.

As shown in figure 3, charging method provided in an embodiment of the present invention the following steps are included:

Step 301 detects that charger is connect via the first multiplexing port and the second multiplexing port with mobile terminal, and institute It states the first multiplexing port and second multiplexing port is shorted, obtain the first voltage of first multiplexing port.

Optionally, the first multiplexing port and the second multiplexing port can default short circuit, at the beginning of the first multiplexing port of charger It can be used as the port D+ when the beginning, the second multiplexing port of charger can be used as the port D- when initial.The embodiment of the present invention can be with After charger accesses power supply, BC1.2 (Battery Charging Specification Revision can be first passed through 1.2, battery Charging Specification revision 1.2) protocol detection charging port type, if DCP (Dedicated Charging Port, special charging port), 303 are thened follow the steps, process otherwise can be terminated.

It, can be with the first voltage of the first multiplexing port of cycle detection, wherein the first multiplexing port in the embodiment of the present invention First voltage can disconnect the first detected before multiplexing port for the first multiplexing port and the second multiplexing port Voltage.

If step 302, the first voltage of first multiplexing port are greater than the first predeterminated voltage, it is multiple to disconnect described first With the short circuit of port and second multiplexing port.

Above-mentioned first predeterminated voltage can be rationally arranged according to specific fast charge agreement, for example, above-mentioned first is default Voltage can be 2V.

Specifically, if the first voltage of the first multiplexing port be greater than the first predeterminated voltage, disconnect the first multiplexing port and The connection of second multiplexing port, and execute step 303.

Optionally, if the first voltage of first multiplexing port is greater than the first predeterminated voltage, described the is disconnected The short circuit of one multiplexing port and second multiplexing port, comprising: if the first voltage of first multiplexing port is greater than first Predeterminated voltage then judges that the first voltage of first multiplexing port is greater than whether duration of the first predeterminated voltage is greater than the One preset duration；Determine that the first voltage of first multiplexing port is greater than the duration of the first predeterminated voltage in advance greater than first If duration, the short circuit of first multiplexing port and second multiplexing port is disconnected.

In the embodiment of the present invention, above-mentioned first preset duration can be rationally arranged according to the actual situation, for example, first Preset duration can be 3 seconds.Specifically, can continue when the first voltage of the first multiplexing port is greater than the first predeterminated voltage Judge that the first voltage of the first multiplexing port is greater than whether duration of the first predeterminated voltage is greater than the first preset duration, and When the duration that the first voltage of first multiplexing port is greater than the first predeterminated voltage is greater than the first preset duration, it is multiple to disconnect first With the connection of port and the second multiplexing port, the first voltage for continuing to test the first multiplexing port otherwise can be returned.By upper Mode is stated, can be reduced because interference etc. causes voltage dithering, so that the first voltage of the first multiplexing port is greater than first A possibility that predeterminated voltage.

Specifically, may determine that first if the first voltage of the first multiplexing port is less than or equal to the first predeterminated voltage Whether the first voltage of multiplexing port and the first voltage of the second multiplexing port are greater than third predeterminated voltage, or can return after The first voltage of the first multiplexing port of continuous detection, it is not limited in the embodiment of the present invention.

Second electricity of step 303, the second voltage for detecting first multiplexing port respectively and second multiplexing port Pressure.

In the embodiment of the present invention, the second voltage of the second voltage of the first multiplexing port and the second multiplexing port can be the The voltage of one multiplexing port and the second multiplexing port the first multiplexing port detected after disconnecting and the second multiplexing end The voltage of mouth.

If the second voltage of step 304, the second voltage of first multiplexing port and second multiplexing port is big In the second predeterminated voltage, it is determined that the mobile terminal supports the first fast charge agreement.

In the embodiment of the present invention, the second predeterminated voltage can be identical as the first predeterminated voltage, can also be with the first default electricity Pressure is different, specifically, the second predeterminated voltage can also be rationally arranged according to the actual situation, for example, the second predeterminated voltage For 2V.

Specifically, the second voltage in the first multiplexing port is greater than the second electricity of the second predeterminated voltage and the second multiplexing port When pressure is also greater than the second predeterminated voltage, determines that mobile terminal supports the first fast charge agreement, otherwise can return to step 303.

Optionally, the first fast charge agreement can be the fast charge agreement for supporting low-pressure direct to fill technology, for example, VOOC fast charge is assisted View, the second fast charge agreement can be the fast charge agreement for supporting high pressure fast charge technology, for example, Quick Charge fast charge agreement.

Step 305, if it is determined that the mobile terminal support fast charge agreement be the first fast charge agreement, then according to described first Fast charge agreement charges to the mobile terminal.

In this way, voltage and first multiplexing port of the embodiment of the present invention according to the first multiplexing port and the second multiplexing port The fast charge agreement that situation determines that mobile terminal supported is changed over time with the voltage of the second multiplexing port, and is judging to move When terminal supports the first fast charge agreement, charger and mobile terminal can hold consultation charging according to the first fast charge agreement.

Referring to fig. 4, Fig. 4 is the flow chart for the charging method that further embodiment of this invention provides.The embodiment of the present invention and the The difference of one embodiment is essentially consisted in according to the voltage of first multiplexing port and the voltage of second multiplexing port The fast charge agreement for judging that the mobile terminal is supported is further limited.

As shown in figure 4, charging method provided in an embodiment of the present invention the following steps are included:

Step 401 detects that charger is connect via the first multiplexing port and the second multiplexing port with mobile terminal, and institute It states the first multiplexing port and second multiplexing port is shorted, obtain the first voltage of first multiplexing port.

The step is with above-mentioned steps 301, and details are not described herein.

If step 402, the first voltage of first multiplexing port be less than or equal to the first predeterminated voltage, judgement described in Whether the first voltage of the first multiplexing port and the first voltage of second multiplexing port are all larger than third predeterminated voltage, and institute State the first multiplexing port first voltage and second multiplexing port first voltage be greater than third predeterminated voltage it is lasting when Whether length is all larger than the second preset duration.

In the embodiment of the present invention, above-mentioned third predeterminated voltage can be rationally arranged according to the actual situation, for example, third Predeterminated voltage can be 0.6V.Above-mentioned second preset duration can also be rationally arranged according to the actual situation, for example, second is pre- If duration can be 1.25 seconds.

Specifically, can further sentence when the first voltage of the first multiplexing port is less than or equal to the first predeterminated voltage Whether the first voltage of disconnected first multiplexing port and the first voltage of the second multiplexing port are all larger than third predeterminated voltage, first When the first voltage of multiplexing port and the first voltage of the second multiplexing port are all larger than third predeterminated voltage, can further it judge The duration that the first voltage of first multiplexing port and the first voltage of the second multiplexing port are all larger than third predeterminated voltage is It is no to be greater than the second preset duration, third is all larger than in the first voltage of the first multiplexing port and the first voltage of the second multiplexing port When the duration of predeterminated voltage is greater than the second preset duration, the first multiplexing port and second multiplexing port can be disconnected Connection, otherwise can return to the first voltage for continuing to test the first multiplexing port, and judge the first voltage of the first multiplexing port Whether the first predeterminated voltage is greater than.

The first voltage of step 403, the first voltage for determining first multiplexing port and second multiplexing port is equal Greater than third predeterminated voltage, and the first voltage of first multiplexing port and the first voltage of second multiplexing port are greater than The duration of third predeterminated voltage is all larger than the second preset duration, disconnects first multiplexing port and second multiplexing end The short circuit of mouth.

The third electricity of step 404, the tertiary voltage for detecting first multiplexing port respectively and second multiplexing port Pressure.

The embodiment of the present invention can be after disconnecting the connection of the first multiplexing port and the second multiplexing port, and detection first is multiple With the tertiary voltage of port and the tertiary voltage of the second multiplexing port, wherein the tertiary voltage of the first multiplexing port and second is answered It can be with the tertiary voltage of port equal in the first voltage of the first multiplexing port and the first voltage of second multiplexing port Greater than third predeterminated voltage, and the first voltage of first multiplexing port and the first voltage of second multiplexing port are greater than The duration of third predeterminated voltage is all larger than under conditions of the second preset duration, is disconnected the first multiplexing port and described second and is answered With the voltage of the first multiplexing port detected after the connection of port and the voltage of the second multiplexing port.

If the tertiary voltage of step 405, first multiplexing port and the tertiary voltage of second multiplexing port are big In the 4th predeterminated voltage, it is determined that the mobile terminal supports the first fast charge agreement.

In the embodiment of the present invention, above-mentioned 4th predeterminated voltage can be rationally arranged according to the actual situation, for example, the 4th Predeterminated voltage can be 2V.

Specifically, the embodiment of the present invention can be in the tertiary voltage of the first multiplexing port and the third electricity of the second multiplexing port When pressure is all larger than four predeterminated voltages, determine that mobile terminal supports the first fast charge agreement, so as to execute the first fast charge agreement Handshake logic.

Step 406, if it is determined that the mobile terminal support fast charge agreement be the first fast charge agreement, then according to described first Fast charge agreement charges to the mobile terminal.

It is the flow chart for the charging method that further embodiment of this invention provides referring to Fig. 5, Fig. 5.The embodiment of the present invention and the The difference of one embodiment is essentially consisted in according to the voltage of first multiplexing port and the voltage of second multiplexing port The fast charge agreement for judging that the mobile terminal is supported is further limited.

As shown in figure 5, charging method provided in an embodiment of the present invention the following steps are included:

Step 501 detects that charger is connect via the first multiplexing port and the second multiplexing port with mobile terminal, and institute It states the first multiplexing port and second multiplexing port is shorted, obtain the first voltage of first multiplexing port.

If step 502, the first voltage of first multiplexing port be less than or equal to the first predeterminated voltage, judgement described in Whether the first voltage of the first multiplexing port and the first voltage of second multiplexing port are all larger than third predeterminated voltage, and institute State the first multiplexing port first voltage and second multiplexing port first voltage be greater than third predeterminated voltage it is lasting when Whether length is all larger than the second preset duration.

The first voltage of step 503, the first voltage for determining first multiplexing port and second multiplexing port is equal Greater than third predeterminated voltage, and the first voltage of first multiplexing port and the first voltage of second multiplexing port are greater than The duration of third predeterminated voltage is all larger than the second preset duration, disconnects first multiplexing port and second multiplexing end The short circuit of mouth.

The third electricity of step 504, the tertiary voltage for detecting first multiplexing port respectively and second multiplexing port Pressure.

If the tertiary voltage of step 505, first multiplexing port and the tertiary voltage of second multiplexing port are big In the 4th predeterminated voltage, it is determined that the mobile terminal supports the first fast charge agreement.

The embodiment of the present invention can be big in the tertiary voltage of the first multiplexing port and the tertiary voltage of the second multiplexing port When four predeterminated voltages, determine that mobile terminal supports the first fast charge agreement, so as to execute shaking hands for the first fast charge agreement Logic.

Step 506, if it is determined that the mobile terminal support fast charge agreement be the first fast charge agreement, then according to described first Fast charge agreement charges to the mobile terminal.

If being deposited in the tertiary voltage of step 507, first multiplexing port and the tertiary voltage of second multiplexing port It is less than or equal to the 4th predeterminated voltage at least one, then judges whether the tertiary voltage of first multiplexing port is greater than the 5th Predeterminated voltage and less than the 6th predeterminated voltage, and the tertiary voltage of second multiplexing port whether be greater than the 7th predeterminated voltage and Less than the 8th predeterminated voltage.

In the embodiment of the present invention, the default electricity of above-mentioned 5th predeterminated voltage, the 6th predeterminated voltage, the 7th predeterminated voltage and the 8th Pressure can be configured according to the actual situation, for example, the 5th predeterminated voltage can be 2V, the 6th predeterminated voltage can be 3.5V, the 7th predeterminated voltage can be 0.325V, and the 8th predeterminated voltage can be 1.2V.

Optionally, for above-mentioned steps 507, if the tertiary voltage of first multiplexing port is not more than the 5th predeterminated voltage And/or be not less than the 6th predeterminated voltage, and/or, the tertiary voltage of second multiplexing port no more than the 7th predeterminated voltage and/ Or be not less than the 8th predeterminated voltage, then it returns and executes the tertiary voltage for detecting first multiplexing port respectively and described second multiple The step of with the tertiary voltage of port.

For example, the tertiary voltage of the first multiplexing port is Vdp3, the tertiary voltage of the second multiplexing port is Vdm3, and the 5th is pre- If voltage, the 6th predeterminated voltage, the 7th predeterminated voltage and the 8th predeterminated voltage are followed successively by V5, V6, V7 and V8, if Vdp3 and Vdm3 be unsatisfactory for V5<Vdp3<V6 and V7<Vdm3<V8 namely Vdp3>=V 6, Vdp3≤V 5, Vdm3>=V8 and Vdm3≤ Meet at least one in V7, then returns and execute the tertiary voltage for detecting first multiplexing port respectively and second multiplexing end The step of tertiary voltage of mouth, namely return to step 504.

If the tertiary voltage of step 508, first multiplexing port is greater than the 5th predeterminated voltage and less than the 6th default electricity Pressure, and the tertiary voltage of second multiplexing port is greater than the 7th predeterminated voltage and less than the 8th predeterminated voltage, it is determined that it is described Mobile terminal supports the second fast charge agreement.

For example, the tertiary voltage of the first multiplexing port is Vdp3, the tertiary voltage of the second multiplexing port is Vdm3, and the 5th is pre- If voltage, the 6th predeterminated voltage, the 7th predeterminated voltage and the 8th predeterminated voltage are followed successively by V5, V6, V7 and V8, if V5 < Vdp3 < V6 And V7 < Vdm3 < V8, it is determined that mobile terminal supports the second fast charge agreement, holds so as to execute the charging of the second fast charge agreement Hand logic；Otherwise the tertiary voltage of the tertiary voltage and the second multiplexing port that execute the first multiplexing port of detection can be returned, or It is that can terminate process.

Step 509, if it is determined that the mobile terminal support fast charge agreement be the second fast charge agreement, then according to described second Fast charge agreement charges to the mobile terminal.

In this way, the embodiment of the present invention according to the voltage and the first multiplexing port of the first multiplexing port and the second multiplexing port and The voltage of second multiplexing port changes over time situation and determines the fast charge agreement that mobile terminal is supported, and is judging movement eventually When the first fast charge agreement is supported at end, charger and mobile terminal can hold consultation charging according to the first fast charge agreement, judge When mobile terminal supports the second fast charge agreement out, charger and mobile terminal can hold consultation according to the second fast charge agreement and fill Electricity, so that charger can improve the compatibility of charger to support the mobile terminal of different fast charge agreements to charge.

It is the flow chart of charging method provided in an embodiment of the present invention referring to Fig. 6, Fig. 6.As shown in fig. 6, the present invention is implemented Example provide charging method the following steps are included:

Step 601, charger access power supply.

In the embodiment of the present invention, charger and mobile terminal can be connected by the first multiplexing port and the second multiplexing port It connects, and after charger accesses power supply, executes step 602.

Step 602, detection D+ port voltage Vdp1.

In the embodiment of the present invention, the first multiplexing port of charger can be used as USB (Universal Serial Bus, Universal serial bus) the port D+, can also be used as UART (Universal Asynchronous Receiver/ Transmitter, UART Universal Asynchronous Receiver Transmitter) the port TX, the second multiplexing port can be used as the port D- of USB, can also make For the port RX of UART.When initial, the first multiplexing port and the second multiplexing port of charger can work in D+/D- mode, Namely first multiplexing port it is initial when as the port D+, as the port D- when the second multiplexing port is initial.In addition, the first multiplexing end Mouth and the second multiplexing port are shorted.

The embodiment of the present invention can also first pass through BC1.2 protocol detection charging port type, if DCP (Dedicated Charging Port, special charging port), then follow the steps 603.

Step 603, Vdp1 > V1?

Specifically, judging whether Vdp1 is greater than V1, wherein Vdp1, that is, above-mentioned first multiplexing port first voltage, V1 are For the first above-mentioned predeterminated voltage, optionally, V1 can be 2V.In Vdp1 > V1, step 604 is executed, it is no to then follow the steps 609。

Step 604, Vdp1 > V1 duration be greater than T1?

Specifically, judging whether the duration of Vdp1 > V1 is greater than T1, wherein the first preset duration of T1, that is, above-mentioned, it can Choosing, T1 can be 3 seconds.When the duration of Vdp1 > V1 being greater than T1, step 605 is executed, otherwise can be returned to step 602。

Step 605 disconnects the port D+ and the port D-.

Specifically, disconnecting the connection of the port D+ and the port D- when the duration of Vdp1 > V1 being greater than T1, and execute step Rapid 606.

Step 606, the voltage Vdp2 and Vdm2 for detecting the port D+ and D-.Specifically, Vdp2 and Vdm2 are above-mentioned first The second voltage of the second voltage of multiplexing port and the second multiplexing port.

Step 607, Vdp2 > V1 and Vdm2 > V1?

Specifically, judge whether Vdp2 > V1 and Vdm2 > V1, if Vdp2 > V1 and Vdm2 > V1,608 are thened follow the steps, it is no Then return to step 606.

Step 608, into the first fast charge agreement charge mode.

In Vdp2 > V1 and Vdm2 > V1, determine that mobile terminal supports the first fast charge agreement, so that charger and movement are eventually End according to the first fast charge agreement carries out charging of shaking hands, specifically, the first multiplexing port and the second multiplexing port of charger by D+/ D- pattern switching is TX/RX mode, the charging of shaking hands of Lai Shixian charger and mobile terminal.

Step 609, Vdp1 > V2 and Vdm1 > V2, and the duration is greater than T2?

Specifically, judge whether Vdp1 > V2 and Vdm1 > V2, and the duration of Vdp1 > V2 and Vdm1 > V2 are greater than T2, In, the second preset duration of T2, that is, above-mentioned, optionally, T2 can be 1.25 seconds.In Vdp1 > V2 and Vdm1 > V2, and Vdp1 > V2 And the duration of Vdm1 > V2 be greater than T2 when, step 610 can be executed, otherwise can return to step 602.

Step 610 disconnects the port D+ and the port D-.

Specifically, in Vdp1 > V2 and Vdm1 > V2, and when the duration of Vdp1 > V2 and Vdm1 > V2 are greater than T2, D+ is disconnected The connection of port and the port D-, and execute step 611.

Step 611, the voltage Vdp3 and Vdm3 for detecting the port D+ and D-.

Specifically, the third of Vdp3 and Vdm3, that is, above-mentioned first multiplexing port tertiary voltage and the second multiplexing port is electric Pressure.

Step 612, Vdp3 > V1 and Vdm3 > V1?

Specifically, if Vdp3 > V1 and Vdm3 > V1,608 are thened follow the steps, it is no to then follow the steps 613.

Step 613, V3 < Vdp3 < V4 and V5 < Vdm3 < V6?

Specifically, V3, V4, V5 and V6 respectively indicate above-mentioned 5th predeterminated voltage, the 6th predeterminated voltage, the 7th predeterminated voltage With the 8th predeterminated voltage.Optionally, V3 can be 2V, and V4 can be 3.5V, and V5 can be 0.325V, and V6 can be 1.2V.

In V3 < Vdp3 < V4 and V5 < Vdm3 < V6, it can determine that mobile terminal supports the second fast charge agreement, execute step 614, otherwise return to step 611.

Step 614, into the second fast charge agreement charge mode.

Specifically, charger can be according to the end D+ of mobile terminal if it is determined that mobile terminal supports the second fast charge agreement Mouth and the corresponding voltage of voltage output of the port D- charge.

From the foregoing, it will be observed that in the embodiment of the present invention, when charger connects charging with mobile terminal, by judging charger The combinations of voltages of the port D+/D- and timing judge fast charge agreement that mobile terminal is supported.If charger identifies mobile whole The first fast charge agreement is supported at end, and charger realizes filling for charger and mobile terminal by D+/D- pattern switching is TX/RX mode Electric handshake logic.If charger identifies that mobile terminal supports the second fast charge agreement, charger is according to the D+/D- of mobile terminal Level combinations export corresponding voltage and charge, to improve the compatibility and versatility of charger.

It should be noted that charger is identifying that mobile terminal neither supports the first fast charge agreement, second is not also supported When fast charge agreement, it can be charged using conventional charging modes (i.e. non-fast charge mode) to mobile terminal, charger is identifying Mobile terminal had both supported the first fast charge agreement, when also supporting the second fast charge agreement, can choose any of them fast charge agreement It charges to mobile terminal.In addition, charger is not limited to compatible first fast charge agreement and the second fast charge association in the embodiment of the present invention More than two fast charge agreements can be compatible with by discussing two fast charge agreements namely charger.Moreover, provided in an embodiment of the present invention Determine that the scheme of fast charge protocol type can also be applied to mobile terminal side according to the voltage situation that changes with time.

It is the structure chart of charger provided in an embodiment of the present invention referring to Fig. 7, Fig. 7.The charger includes the first multiplexing Port and the second multiplexing port, as shown in fig. 7, charger 700 further include:

Module 701 is obtained, for detecting the charger via first multiplexing port and second multiplexing end Mouth is connect with mobile terminal, obtains the voltage of first multiplexing port and the voltage of second multiplexing port；

Judgment module 702, for being sentenced according to the voltage of first multiplexing port and the voltage of second multiplexing port The fast charge agreement that the mobile terminal that breaks is supported；

First charging module 703, for if it is determined that the fast charge agreement that the mobile terminal is supported is the first fast charge agreement, then It charges according to the first fast charge agreement to the mobile terminal；

Second charging module 704, for if it is determined that the fast charge agreement that the mobile terminal is supported is the second fast charge agreement, then It charges according to the second fast charge agreement to the mobile terminal.

Optionally, first multiplexing port and second multiplexing port are shorted, referring to Fig. 8, the judgment module 702 Include:

First switching units 7021, if the first voltage for first multiplexing port is greater than the first predeterminated voltage, Disconnect the short circuit of first multiplexing port and second multiplexing port；

First detection unit 7022, for detecting the second voltage and second multiplexing of first multiplexing port respectively The second voltage of port；

First determination unit 7023, if second voltage and second multiplexing port for first multiplexing port Second voltage is all larger than the second predeterminated voltage, it is determined that the mobile terminal supports the first fast charge agreement.

Optionally, referring to Fig. 9, first switching units 7021 include:

Judgment sub-unit 70211 is sentenced if the first voltage for first multiplexing port is greater than the first predeterminated voltage Break first multiplexing port first voltage be greater than the first predeterminated voltage duration whether be greater than the first preset duration；

Subelement 70212 is disconnected, for determining that the first voltage of first multiplexing port is greater than the first predeterminated voltage Duration is greater than the first preset duration, then disconnects the short circuit of first multiplexing port and second multiplexing port.

Optionally, first multiplexing port and second multiplexing port are shorted, referring to Figure 10, the judgment module 702 include:

First judging unit 7024, if the first voltage for first multiplexing port is less than or equal to the first default electricity Whether pressure, the then first voltage of the first voltage and second multiplexing port that judge first multiplexing port are all larger than third Predeterminated voltage, and the first voltage of first multiplexing port and the first voltage of second multiplexing port are default greater than third Whether the duration of voltage is all larger than the second preset duration；

Second switching units 7025, for determine first multiplexing port first voltage and second multiplexing port First voltage be all larger than third predeterminated voltage, and the first voltage of first multiplexing port and second multiplexing port First voltage be greater than third predeterminated voltage duration be all larger than the second preset duration, then disconnect first multiplexing port and The short circuit of second multiplexing port；

Second detection unit 7026, tertiary voltage and described second for detecting first multiplexing port respectively are multiplexed The tertiary voltage of port；

Second determination unit 7027, if tertiary voltage and second multiplexing port for first multiplexing port Tertiary voltage is all larger than the 4th predeterminated voltage, it is determined that the mobile terminal supports the first fast charge agreement.

Optionally, referring to Figure 11, the judgment module 702 further include:

Second judgment unit 7028, if tertiary voltage and second multiplexing port for first multiplexing port There are at least one to be less than or equal to the 4th predeterminated voltage in tertiary voltage, then judges the tertiary voltage of first multiplexing port Whether fiveth predeterminated voltage is greater than and less than the 6th predeterminated voltage, and whether the tertiary voltage of second multiplexing port is greater than the Seven predeterminated voltages and less than the 8th predeterminated voltage；

Third determination unit 7029, if the tertiary voltage for first multiplexing port is greater than the 5th predeterminated voltage and small In the 6th predeterminated voltage, and the tertiary voltage of second multiplexing port is greater than the 7th predeterminated voltage and less than the 8th default electricity Pressure, it is determined that the mobile terminal supports the second fast charge agreement.

Optionally, the second detection unit 7026 is also used to:

If the tertiary voltage of first multiplexing port is no more than the 5th predeterminated voltage and/or not less than the 6th default electricity Pressure, and/or, the tertiary voltage of second multiplexing port no more than the 7th predeterminated voltage and/or is not less than the 8th predeterminated voltage, Then detect the tertiary voltage of first multiplexing port and the tertiary voltage of second multiplexing port respectively again.

Charger 700 can be realized each process of the charging method of the embodiment of the method for Fig. 1, Fig. 3 to Fig. 6, and reach Identical effect is to avoid repeating, and which is not described herein again.

The charger 700 of the embodiment of the present invention detects that the charger is multiple via described first by obtaining module 701 It is connect with port and second multiplexing port with mobile terminal, the voltage and described second for obtaining first multiplexing port are answered With the voltage of port；Judgment module 702 is sentenced according to the voltage of first multiplexing port and the voltage of second multiplexing port The fast charge agreement that the mobile terminal that breaks is supported；First charging module 703 is if it is determined that the fast charge agreement that the mobile terminal is supported For the first fast charge agreement, then charge according to the first fast charge agreement to the mobile terminal；Second charging module 704 if it is determined that The fast charge agreement that the mobile terminal is supported is the second fast charge agreement, then according to the second fast charge agreement to the mobile terminal Charging.The embodiment of the present invention can judge mobile terminal institute according to the voltage of the first multiplexing port and the voltage of the second multiplexing port The fast charge agreement of support improves charger to charge using the fast charge agreement that mobile terminal is supported to mobile terminal Compatibility.

The embodiment of the present invention also provides a kind of charger, including processor and is stored in the memory module of the processor And the computer program that can be run on the processor, the computer program realize above-mentioned when being executed by the processor Each process of the charging method of one embodiment of the method, and identical technical effect can be reached, it is no longer superfluous here to avoid repeating It states.

The embodiment of the present invention also provides a kind of computer readable storage medium, stores on the computer readable storage medium There is computer program, the computer program realizes each process of above-mentioned charging method when being executed by processor, and can reach To identical technical effect, to avoid repeating, which is not described herein again.Wherein, the computer readable storage medium, it is such as read-only Memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic or disk etc..

It is the structure chart of charger provided in an embodiment of the present invention, as shown in figure 12, charger 1200 referring to Figure 12, Figure 12 It include: at least one processor 1201, the first multiplexing port 1202 and the second multiplexing port 1203, wherein the processor packet Include memory module.Various components in charger 1200 are coupled by bus system 1204.It is understood that bus system 1204 for realizing the connection communication between these components.Bus system 1204 further includes power supply in addition to including data/address bus Bus, control bus and status signal bus in addition.But for the sake of clear explanation, various buses are all designated as bus in Figure 12 System 1204.

In embodiments of the present invention, charger 1200 further include: be stored in memory module and can be on processor 1201 The computer program of operation, computer program realize following steps when being executed by processor 1201: detecting that the charger passes through It is connect by first multiplexing port and second multiplexing port with mobile terminal, obtains the voltage of first multiplexing port With the voltage of second multiplexing port；Sentenced according to the voltage of the voltage of first multiplexing port and second multiplexing port The fast charge agreement that the mobile terminal that breaks is supported；If it is determined that the fast charge agreement that the mobile terminal is supported is the first fast charge agreement, Then charge according to the first fast charge agreement to the mobile terminal；If it is determined that the fast charge agreement that the mobile terminal is supported is the Two fast charge agreements then charge to the mobile terminal according to the second fast charge agreement.

The method that the embodiments of the present invention disclose can be applied in processor 1201, or real by processor 1201 It is existing.Processor 1201 may be a kind of IC chip, the processing capacity with signal.During realization, the above method Each step can be completed by the instruction of the integrated logic circuit of the hardware in processor 1201 or software form.Above-mentioned Processor 1201 can be general processor, digital signal processor (Digital Signal Processor, DSP), dedicated Integrated circuit (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic, Discrete hardware components.It may be implemented or execute disclosed each method, step and the logic diagram in the embodiment of the present invention.It is general Processor can be microprocessor or the processor is also possible to any conventional processor etc..In conjunction with institute of the embodiment of the present invention The step of disclosed method, can be embodied directly in hardware decoding processor and execute completion, or with the hardware in decoding processor And software module combination executes completion.Software module can be located at random access memory, and flash memory, read-only memory may be programmed read-only In the storage medium of this fields such as memory or electrically erasable programmable memory, register maturation.

It is understood that embodiments described herein can with hardware, software, firmware, middleware, microcode or its Combination is to realize.For hardware realization, processing unit be may be implemented in one or more specific integrated circuit (Application Specific Integrated Circuits, ASIC), digital signal processor (Digital Signal Processing, DSP), digital signal processing appts (DSP Device, DSPD), programmable logic device (Programmable Logic Device, PLD), field programmable gate array (Field-Programmable Gate Array, FPGA), general processor, In controller, microcontroller, microprocessor, other electronic units for executing herein described function or combinations thereof.

Optionally, first multiplexing port and second multiplexing port are shorted, and computer program is by processor 1201 It can also be achieved following steps when execution:

If the first voltage of first multiplexing port be greater than the first predeterminated voltage, disconnect first multiplexing port and The short circuit of second multiplexing port；

The second voltage of first multiplexing port and the second voltage of second multiplexing port are detected respectively；

If it is pre- that the second voltage of first multiplexing port and the second voltage of second multiplexing port are all larger than second If voltage, it is determined that the mobile terminal supports the first fast charge agreement.

Optionally, following steps be can also be achieved when computer program is executed by processor 1201:

If the first voltage of first multiplexing port is greater than the first predeterminated voltage, first multiplexing port is judged Whether the duration that first voltage is greater than the first predeterminated voltage is greater than the first preset duration；

Determine that the first voltage of first multiplexing port is greater than first greater than the duration of the first predeterminated voltage and presets Duration then disconnects the short circuit of first multiplexing port and second multiplexing port.

If the first voltage of first multiplexing port is less than or equal to the first predeterminated voltage, first multiplexing is judged Whether the first voltage of port and the first voltage of second multiplexing port are all larger than third predeterminated voltage, and described first is multiple Whether the duration for being greater than third predeterminated voltage with the first voltage of port and the first voltage of second multiplexing port is equal Greater than the second preset duration；

The first voltage of the first voltage and second multiplexing port that determine first multiplexing port is all larger than third Predeterminated voltage, and the first voltage of first multiplexing port and the first voltage of second multiplexing port are default greater than third The duration of voltage is all larger than the second preset duration, then disconnects the short of first multiplexing port and second multiplexing port It connects；

The tertiary voltage of first multiplexing port and the tertiary voltage of second multiplexing port are detected respectively；

If it is pre- that the tertiary voltage of the tertiary voltage of first multiplexing port and second multiplexing port is all larger than the 4th If voltage, it is determined that the mobile terminal supports the first fast charge agreement.

If having at least one in the tertiary voltage of the tertiary voltage of first multiplexing port and second multiplexing port It is a to be less than or equal to the 4th predeterminated voltage, then judge whether the tertiary voltage of first multiplexing port is greater than the 5th predeterminated voltage And less than the 6th predeterminated voltage, and whether the tertiary voltage of second multiplexing port is greater than the 7th predeterminated voltage and less than the 8th Predeterminated voltage；

If the tertiary voltage of first multiplexing port is greater than the 5th predeterminated voltage and less than the 6th predeterminated voltage, and described The tertiary voltage of second multiplexing port is greater than the 7th predeterminated voltage and less than the 8th predeterminated voltage, it is determined that the mobile terminal branch Hold the second fast charge agreement.

If the tertiary voltage of first multiplexing port is no more than the 5th predeterminated voltage and/or not less than the 6th default electricity Pressure, and/or, the tertiary voltage of second multiplexing port no more than the 7th predeterminated voltage and/or is not less than the 8th predeterminated voltage, Then return to the step for executing the tertiary voltage of the tertiary voltage and second multiplexing port that detect first multiplexing port respectively Suddenly.

Charger 1200 can be realized each process that charger is realized in previous embodiment, to avoid repeating, here not It repeats again.

The charger 1200 of the embodiment of the present invention detects the charger via first multiplexing port and described Two multiplexing ports are connect with mobile terminal, obtain the voltage of first multiplexing port and the voltage of second multiplexing port； The fast charge that the mobile terminal is supported is judged according to the voltage of the voltage of first multiplexing port and second multiplexing port Agreement；If it is determined that the fast charge agreement that the mobile terminal is supported is the first fast charge agreement, then according to the first fast charge agreement pair The mobile terminal charging；If it is determined that the fast charge agreement that the mobile terminal is supported is the second fast charge agreement, then according to described the Two fast charge agreements charge to the mobile terminal.The embodiment of the present invention can be multiplexed according to the voltage of the first multiplexing port and second The voltage of port judges the fast charge agreement that mobile terminal is supported, so that the fast charge agreement supported using mobile terminal is to movement Terminal charge improves the compatibility of charger.

Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed The scope of the present invention.

It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.

In embodiment provided herein, it should be understood that disclosed device and method can pass through others Mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of device or unit It connects, can be electrical property, mechanical or other forms.

The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple In network unit.Some or all of unit therein can be selected to realize the embodiment of the present invention according to the actual needs Purpose.

It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit It is that each unit physically exists alone, can also be integrated in one unit with two or more units.

It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention. And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, ROM, RAM, magnetic or disk etc. are various can store program code Medium.

The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.

Claims

1. a kind of charging method is applied to charger, which is characterized in that the charger includes that the first multiplexing port and second are multiple With port, which comprises

It detects that the charger is connect via first multiplexing port and second multiplexing port with mobile terminal, obtains The voltage of the voltage of first multiplexing port and second multiplexing port；

Judge what the mobile terminal was supported according to the voltage of the voltage of first multiplexing port and second multiplexing port Fast charge agreement；

If it is determined that the fast charge agreement that the mobile terminal is supported is the first fast charge agreement, then according to the first fast charge agreement to institute State mobile terminal charging；

If it is determined that the fast charge agreement that the mobile terminal is supported is the second fast charge agreement, then according to the second fast charge agreement to institute State mobile terminal charging；

First multiplexing port and second multiplexing port are shorted, the voltage and institute according to first multiplexing port The voltage for stating the second multiplexing port judges the fast charge agreement that the mobile terminal is supported, comprising:

If the first voltage of first multiplexing port is less than or equal to the first predeterminated voltage, first multiplexing port is judged First voltage and the first voltage of second multiplexing port whether be all larger than third predeterminated voltage, and first multiplexing end Whether the duration that the first voltage of mouth and the first voltage of second multiplexing port are greater than third predeterminated voltage is all larger than Second preset duration；

It is default that the first voltage of the first voltage and second multiplexing port that determine first multiplexing port is all larger than third Voltage, and the first voltage of first multiplexing port and the first voltage of second multiplexing port are greater than third predeterminated voltage Duration be all larger than the second preset duration, disconnect the short circuit of first multiplexing port and second multiplexing port；

If the tertiary voltage of the tertiary voltage of first multiplexing port and second multiplexing port is all larger than the 4th default electricity Pressure, it is determined that the mobile terminal supports the first fast charge agreement.

2. the method according to claim 1, wherein first multiplexing port and second multiplexing port are short It connects, it is described to judge that the mobile terminal is supported according to the voltage of first multiplexing port and the voltage of second multiplexing port Fast charge agreement, comprising:

If the first voltage of first multiplexing port is greater than the first predeterminated voltage, first multiplexing port and described is disconnected The short circuit of second multiplexing port；

If the second voltage of first multiplexing port and the second voltage of second multiplexing port are all larger than the second default electricity Pressure, it is determined that the mobile terminal supports the first fast charge agreement.

3. if according to the method described in claim 2, it is characterized in that, the first voltage of first multiplexing port is greater than First predeterminated voltage then disconnects the short circuit of first multiplexing port and second multiplexing port, comprising:

If the first voltage of first multiplexing port is greater than the first predeterminated voltage, the first of first multiplexing port is judged Whether the duration that voltage is greater than the first predeterminated voltage is greater than the first preset duration；

Determine that the first voltage of first multiplexing port is greater than the first preset duration greater than the duration of the first predeterminated voltage, Disconnect the short circuit of first multiplexing port and second multiplexing port.

4. the method according to claim 1, wherein the voltage according to first multiplexing port and described The voltage of second multiplexing port judges the fast charge agreement that the mobile terminal is supported, further includes:

If it is small that there are at least one in the tertiary voltage of the tertiary voltage of first multiplexing port and second multiplexing port In or be equal to the 4th predeterminated voltage, then judge whether the tertiary voltage of first multiplexing port is greater than the 5th predeterminated voltage and small Whether it is greater than the 7th predeterminated voltage in the tertiary voltage of the 6th predeterminated voltage, and second multiplexing port and is preset less than the 8th Voltage；

If the tertiary voltage of first multiplexing port is greater than the 5th predeterminated voltage and less than the 6th predeterminated voltage, and described second The tertiary voltage of multiplexing port is greater than the 7th predeterminated voltage and less than the 8th predeterminated voltage, it is determined that the mobile terminal supports institute State the second fast charge agreement.

5. a kind of charger, which is characterized in that the charger includes the first multiplexing port and the second multiplexing port, the charging Device further include:

Module is obtained, for detecting the charger via first multiplexing port and second multiplexing port and movement Terminal connection, obtains the voltage of first multiplexing port and the voltage of second multiplexing port；

Judgment module, for judging the shifting according to the voltage of first multiplexing port and the voltage of second multiplexing port The fast charge agreement that dynamic terminal is supported；

First charging module, for if it is determined that the fast charge agreement that the mobile terminal is supported is the first fast charge agreement, then according to institute The first fast charge agreement is stated to charge to the mobile terminal；

Second charging module, for if it is determined that the fast charge agreement that the mobile terminal is supported is the second fast charge agreement, then according to institute The second fast charge agreement is stated to charge to the mobile terminal；

First multiplexing port and second multiplexing port are shorted, and the judgment module includes:

First judging unit is sentenced if the first voltage for first multiplexing port is less than or equal to the first predeterminated voltage Whether the first voltage of first multiplexing port of breaking and the first voltage of second multiplexing port are all larger than the default electricity of third Pressure, and the first voltage of first multiplexing port and the first voltage of second multiplexing port are greater than third predeterminated voltage Whether duration is all larger than the second preset duration；

Second switching units, for determining the first voltage of first multiplexing port and the first electricity of second multiplexing port Pressure is all larger than third predeterminated voltage, and the first voltage of the first voltage of first multiplexing port and second multiplexing port Duration greater than third predeterminated voltage is all larger than the second preset duration, disconnects first multiplexing port and described second and answers With the short circuit of port；

Second detection unit, for detect respectively first multiplexing port tertiary voltage and second multiplexing port Three voltages；

Second determination unit, if for the tertiary voltage of first multiplexing port and the tertiary voltage of second multiplexing port It is all larger than the 4th predeterminated voltage, it is determined that the mobile terminal supports the first fast charge agreement.

6. charger according to claim 5, which is characterized in that first multiplexing port and second multiplexing port It is shorted, the judgment module includes:

First switching units, if for first multiplexing port first voltage be greater than the first predeterminated voltage, disconnect described in The short circuit of first multiplexing port and second multiplexing port；

First detection unit, for detect respectively first multiplexing port second voltage and second multiplexing port Two voltages；

First determination unit, if for the second voltage of first multiplexing port and the second voltage of second multiplexing port It is all larger than the second predeterminated voltage, it is determined that the mobile terminal supports the first fast charge agreement.

7. charger according to claim 6, which is characterized in that first switching units include:

Judgment sub-unit judges described the if the first voltage for first multiplexing port is greater than the first predeterminated voltage Whether the duration that the first voltage of one multiplexing port is greater than the first predeterminated voltage is greater than the first preset duration；

Subelement is disconnected, the first voltage for determining first multiplexing port is big greater than the duration of the first predeterminated voltage In the first preset duration, the short circuit of first multiplexing port and second multiplexing port is disconnected.

8. charger according to claim 5, which is characterized in that the judgment module further include:

Second judgment unit, if for the tertiary voltage of first multiplexing port and the tertiary voltage of second multiplexing port Middle there are at least one to be less than or equal to the 4th predeterminated voltage, then judges whether the tertiary voltage of first multiplexing port is greater than 5th predeterminated voltage and less than the 6th predeterminated voltage, and whether the tertiary voltage of second multiplexing port is greater than the 7th default electricity It presses and less than the 8th predeterminated voltage；

Third determination unit, if the tertiary voltage for first multiplexing port is greater than the 5th predeterminated voltage and pre- less than the 6th If voltage, and the tertiary voltage of second multiplexing port is greater than the 7th predeterminated voltage and less than the 8th predeterminated voltage, it is determined that The mobile terminal supports the second fast charge agreement.

9. a kind of charger, which is characterized in that including processor and be stored in the memory module of the processor and can be in institute The computer program run on processor is stated, such as Claims 1-4 is realized when the computer program is executed by the processor Any one of described in charging method the step of.

10. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium Program, the computer program realize the step of charging method according to any one of claims 1 to 4 when being executed by processor Suddenly.