CN106655413B - Electronic equipment and charging method - Google Patents
Electronic equipment and charging method Download PDFInfo
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- CN106655413B CN106655413B CN201710114029.6A CN201710114029A CN106655413B CN 106655413 B CN106655413 B CN 106655413B CN 201710114029 A CN201710114029 A CN 201710114029A CN 106655413 B CN106655413 B CN 106655413B
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- discharge
- voltameter
- charge
- switch module
- electronic equipment
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/0071—Regulation of charging or discharging current or voltage with a programmable schedule
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
Present disclose provides a kind of electronic equipment and charging methods, belong to electronic technology field.Electronic equipment includes charge and discharge switching switch module, discharge load module, voltameter, battery and CPU, charging method includes: the charging stage in each period, CPU controls straight charger and exports the first given voltage, and control charge and discharge switching switch module and connect voltameter and the VBUS pin of USB data line, so that the output electric current of straight charger switches switch module by USB data line, charge and discharge, voltameter flows into battery；In the discharge regime in each period, CPU controls straight charger and exports the second given voltage, and control charge and discharge switching switch module and connect discharge load module with voltameter, so that the discharge current of battery, which switches switch module by voltameter, charge and discharge from battery, flows into discharge load module.The disclosure can be improved charging rate, shorten the charging time, extend the service life of battery in electronic equipment.
Description
Technical field
This disclosure relates to electronic technology field more particularly to a kind of electronic equipment and charging method.
Background technique
With the development of electronic technology, electronic equipment (such as mobile phone, computer) using more prevalent.With electronic equipment
Frequency of use constantly increases, and the power consumption rate of the electronic equipment can be getting faster, and demand of the user to quick charge is also more next
It is stronger.Therefore, a kind of charging method, the quick charge of Lai Shixian electronic equipment are needed.
Currently, charging method is as follows: electronic equipment is configured with lithium ion battery, by power supply adaptor and electronic equipment
The charging circuit set uses constant current-constant pressure charging modes to the lithium ion battery of electronic equipment, to realize to electronic equipment
Charging process.
Summary of the invention
To overcome the problems in correlation technique, the disclosure provides a kind of electronic equipment and charging method.
According to the first aspect of the embodiments of the present disclosure, a kind of electronic equipment is provided, which includes charge and discharge switching
Switch module, discharge load module, voltameter, battery and CPU (Central Processing Unit, central processing unit),
Wherein, one end of the charge and discharge switching switch module and straight charger pass through USB (Universal Serial
Bus, universal serial bus) data line connection, the other end connect with the voltameter, and the voltameter is connect with the battery,
The CPU is communicated by the USB data line with the straight charger；
The charge and discharge switch switch module, for the control according to CPU, described in the different phase control of charging process
Connecting and disconnecting of the circuit between voltameter and the straight charger.
In the first implementation of first aspect, charging of the CPU for each period during the charging process
Stage controls the straight charger and exports the first given voltage, and controls the charge and discharge switching switch module for the electricity
Meter and VBUS (Voltage Bus, the power supply) pin of the USB data line connect, so that the output of the straight charger
Electric current switches switch module by the USB data line, the charge and discharge, the voltameter flows into the battery.
In second of implementation of first aspect, electric discharge of the CPU for each period during the charging process
Stage controls the straight charger and exports the second given voltage, and controls the charge and discharge switching switch module and put described
Electric loading module is connect with the voltameter, so that the discharge current of the battery passes through the voltameter, institute from the battery
It states charge and discharge switching switch module and flows into the discharge load module.
In the third implementation of first aspect, the CPU is used for the CC by the USB data line
(Configure Channel, collocation channel) pin or D+ (Data Positive, data positive signal), D- (Data Minus,
Data negative signal) pin controls the output voltage of the straight charger.
In the 4th kind of implementation of first aspect, the USB data line configuration is on the straight charger.
In the 5th kind of implementation of first aspect, first given voltage is 4V, and second given voltage is
5V。
According to the second aspect of an embodiment of the present disclosure, a kind of charging method is provided, comprising:
The charging stage in each period during the charging process, the CPU control the specified electricity of straight charger output first
Pressure, and control the charge and discharge switching switch module and connect the voltameter and the power pins VBUS pin of USB data line,
So that the output electric current of the straight charger switches switch module, the electricity by the USB data line, the charge and discharge
Meter flows into the battery；
The discharge regime in each period during the charging process, the CPU control straight charger output second refer to
Constant voltage, and control the charge and discharge switching switch module and connect the discharge load module with the voltameter, so that institute
The discharge current for stating battery switches the switch module inflow electric discharge by the voltameter, the charge and discharge from the battery and bears
Carry module.
In the first implementation of second aspect, CC pin or D+, D- that the CPU passes through the USB data line
Pin controls the output voltage of the straight charger.
In second of implementation of second aspect, the CPU obtains the electricity of the battery by the voltameter.
In the third implementation of second aspect, first given voltage is 4V, and second given voltage is
5V。
According to the third aspect of an embodiment of the present disclosure, a kind of electronic equipment is provided, comprising:
Processor；
Memory for the instruction that storage processor can be performed；
Wherein, the processor is configured to:
The charging stage in each period during the charging process controls straight charger and exports the first given voltage, and controls
It makes the charge and discharge switching switch module to connect the voltameter and the VBUS pin of USB data line, so that described directly fill
The output electric current of electric appliance switches switch module by the USB data line, the charge and discharge, the voltameter flows into the electricity
Pond；
The discharge regime in each period during the charging process controls the straight charger and exports the second given voltage,
And control the charge and discharge switching switch module and connect the discharge load module with the voltameter, so that the battery
Discharge current switches switch module by the voltameter, the charge and discharge from the battery and flows into the discharge load module.
Technical solution provided by the present disclosure can include the following benefits:
Charge and discharge are controlled by CPU and switch switch module in the different phase of charging process, are periodically controlled the electronics and are set
Connecting and disconnecting of the circuit between standby voltameter and the straight charger, so that the electronic equipment is in periodically pulsing charge and discharge shape
State.This pulse charging manner can be improved charging rate, shorten the charging time, and periodical charge and discharge can also avoid by
Battery generates polarization phenomena caused by electronic equipment is constantly in charged state, so as to extend battery in electronic equipment
Service life.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The disclosure can be limited.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.
Fig. 1 is a kind of structural schematic diagram of charging system shown according to an exemplary embodiment；
Fig. 2 is a kind of flow chart of charging method shown according to an exemplary embodiment；
Fig. 3 is curent change signal of a kind of electronic equipment shown according to an exemplary embodiment in charge and discharge process
Figure；
Fig. 4 is the block diagram of a kind of electronic equipment 400 shown according to an exemplary embodiment.
Specific embodiment
To keep the purposes, technical schemes and advantages of the disclosure clearer, below in conjunction with attached drawing to disclosure embodiment party
Formula is described in further detail.
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
Fig. 1 is a kind of structural schematic diagram for charging system that the embodiment of the present disclosure provides, which may include: electricity
Sub- equipment 100, straight charger 110 and USB data line 120.
The electronic equipment 100 may include charge and discharge switching switch module 101, discharge load module 102, voltameter 103,
Battery 104 and CPU 105.In fact, the electronic equipment 100 can also include other components, referring specifically to the corresponding reality of Fig. 4
Apply example.
Wherein, one end of charge and discharge switching switch module 101 is connected with straight charger 110 by USB data line 120
It connects, the other end is connect with the voltameter 103, which connect with the battery 104, which passes through the usb data
Line 120 is communicated with the straight charger 110；
The charge and discharge switch switch module 101, for the control according to CPU 105, in the different phase control of charging process
The connecting and disconnecting of the circuit between the voltameter 103 and the straight charger 110 is made, so that the electronic equipment 100 is in periodical charge and discharge
Electricity condition.
Discharge regime of the discharge load module 102 for each period during the charging process, receives the electric discharge of battery 104
Electric current.It should be noted that the charging process may include multiple periods, each period includes charging stage and electric discharge rank
Section.
Voltameter 103 can be also used for filling for recording the electricity for flowing in and out battery 104 in entire charging process
Voltage, the electric current etc. of the different phase record battery 104 of electric process.For example, voltameter 103 can each of during the charging process
The charging stage in period records voltage, charging current and the electricity of battery 104, the electric discharge in each period during the charging process
Stage records voltage, discharge current and the electricity of battery 104.
Charging stage of the battery 104 for each period during the charging process receives the output electricity of straight charger 110
Stream, to store electricity；It is also used to the discharge regime in each period during the charging process, is put to the output of discharge load module 102
Electric current, to discharge part electricity.
The CPU 105 is used to control the straight charger 110 by the CC pin or D+, D- pin of the USB data line 120
Output voltage, be also used to control the output electric current of straight charger 110.In addition, the CPU 105 is also used in charging process
Different phase switches switch module 101 by the charge and discharge, controls the electricity between the voltameter 103 and the straight charger 110
Road on-off.For example, charging stage of the CPU 105 for each period during the charging process, controls the straight charger 110
The first given voltage is exported, and controls charge and discharge switching switch module 101 for the voltameter 103 and the USB data line 120
The connection of VBUS pin, so that the electronic equipment 100 is in charged state, i.e., the output electric current of the straight charger 110 is by being somebody's turn to do
USB data line 120, charge and discharge switching switch module 101, the voltameter 103 flow into the battery.Wherein, the first specified electricity
Pressure is 4V.
Discharge regime of the CPU 105 for each period during the charging process controls the straight charger 110 and exports
Second given voltage, and control charge and discharge switching switch module 101 and connect the discharge load module 102 and the voltameter 103
It connects, so that the electronic equipment 100 is in discharge condition, i.e. the discharge current of the battery 104 passes through the voltameter from the battery 104
103, charge and discharge switching switch module 101 flows into the discharge load module 102.Wherein, which is 5V.
The CPU 105 is also used to read voltameter 103, to obtain the electricity of the battery 104.When the electricity of the battery 104
When having expired, which can control the end of the charging process, including disconnect the voltameter 103 and straight charger 110 it
Between circuit and disconnect circuit between the voltameter 103 and discharge load module 102.
It charging stage of the straight charger 110 for each period during the charging process, is provided for electronic equipment 100 defeated
Electric current out.
USB data line 120 is for connecting electronic equipment 100 and straight charger 110.In addition, the USB data line 120 can
To configure on the straight charger 110.The USB data line 120 includes VBUS pin, CC pin, D+ pin, D- pin.
Fig. 2 is a kind of flow chart of charging method shown according to an exemplary embodiment, as shown in Fig. 2, the charging side
Method in electronic equipment, the electronic equipment include charge and discharge switching switch module, discharge load module, voltameter, battery and
Central processor CPU.The charging method the following steps are included:
In step 201, the discharge regime in each period during the charging process, the CPU control straight charger output
First given voltage.
In the embodiment of the present disclosure, electronic equipment uses pulse charge, i.e. the mode of charge and discharge alternately carries out
Charging.The curent change of the electronic equipment during the charging process can be as shown in figure 3, electric current, which is positive, indicates that the electronic equipment is in
Charged state, electric current, which is negative, indicates that the electronic equipment is in discharge condition, i.e., the electronic equipment is in the charging stage in 0-T1,
The electronic equipment is in discharge regime in T2-T3.The electronic equipment during the charging process, the successively alternately charge and discharge rank
Section.Wherein, each period in the charging process namely the connecting and disconnecting of the circuit period between voltameter and straight charger, by CPU
The periodical control of charge and discharge switching switch module is realized.By taking Fig. 3 as an example, 0-T3 is a cycle.
The charging stage in each period during the charging process, CPU pass through the CC pin or D+, D- pin of USB data line
It controls straight charger and exports the first given voltage, for example, first given voltage can be 4V.First given voltage is in
This directly to fill mode in the receivable voltage range of electronic equipment, i.e., the straight direct output electronic equipment of charger can receive electricity
The mode of pressure, the height without carrying out voltage by electronic equipment internal are converted, and the time required to can shortening charging process, raising is filled
Electrical efficiency.
In step 202, CPU controls charge and discharge switching switch module and draws the power supply of the voltameter and USB data line
Foot VBUS pin connection, so that the output electric current of the straight charger switches switching molding by the USB data line, the charge and discharge
Block, the voltameter flow into the battery.
In the embodiment of the present disclosure, in the charging stage in each period, CPU controls straight charger and exports the first given voltage
Afterwards, it can control charge and discharge switching switch module connection, so that the VBUS of the voltameter of the electronic equipment and USB data line
Pin connection, to be connected to the circuit between the voltameter and the straight charger, i.e., via straight charger, USB data line,
Charge and discharge switch the circuit of switch module and voltameter, so that the electronic equipment is in charged state, so that directly filling
The output electric current of electric appliance can flow into the battery of the electronic equipment by the circuit, to realize the electronic equipment in the period
Charging stage.
Step 201 to step 202 is the charging stage of progress in a cycle of electronic equipment during the charging process.Electricity
Sub- equipment carries out the discharge regime in the period after completing charging stage of the step 201 to 202, referring to subsequent step 203 to
Step 204.
In step 203, the discharge regime in each period during the charging process, CPU control the straight charger output
Second given voltage.
Wherein, which is the output voltage of straight charger default, which is higher than electronics
The receivable voltage range of equipment, for example, second given voltage can be 5V.
The CPU of the discharge regime in each period during the charging process, the electronic equipment can pass through the CC of USB data line
Pin or D+, D- pin control straight charger and export the second given voltage, so that straight charger is restored to default conditions, with
Reduce the loss of the straight charger.
In step 204, CPU controls charge and discharge switching switch module and connects the discharge load module and the voltameter
It connects, so that the discharge current of the battery is flowed into the electric discharge and born from the battery by the voltameter, charge and discharge switching switch module
Carry module.
In the discharge regime in each period, after CPU controls the second given voltage of straight charger output, it can control this and fill
The voltameter of the electronic equipment is connect by electric discharge switching switch module with discharge load module, is put to be connected to the voltameter with this
Circuit between electric loading module, i.e., via the electricity of battery, voltameter, charge and discharge switching switch module and discharge load module
Road, so that the electronic equipment is in discharge condition, so that the discharge current of battery can flow into the electronics by the circuit
The discharge load module of equipment, to realize the electronic equipment in the discharge regime in the period.
It should be understood that CPU controls what voltameter was connect by charge and discharge switching switch module with discharge load module
It is also desirable to the connection that charge and discharge switching switch module disconnects the VBUS pin of the voltameter and USB data line is controlled, with
The circuit between the voltameter and straight charger is disconnected, so that straight charger stopping charges to the electronic equipment.
Step 201 to step 204 is in a cycle of electronic equipment during the charging process, and one of progress completely fills
Discharge regime, including charging stage and discharge regime.
In the embodiment of the present disclosure, the CPU of the electronic equipment can obtain the electricity of the battery by the voltameter, if
The charging stage in some period in charging process, the CPU learn that the electricity of battery has been expired by voltameter, then can control
The end of entire charging process, including disconnecting the circuit between the voltameter and straight charger and disconnecting the voltameter and put
Circuit between electric loading module.
The method that the embodiment of the present disclosure provides controls charge and discharge by CPU and switches switch module in the difference of charging process
Stage periodically controls the connecting and disconnecting of the circuit between the voltameter of the electronic equipment and the straight charger, so that the electronic equipment
In periodically pulsing charging and discharging state.This pulse charging manner can be improved charging rate, shorten the charging time, and
Periodical charge and discharge can also avoid battery caused by being constantly in charged state due to electronic equipment from generating polarization phenomena, from
And it is able to extend the service life of battery in electronic equipment.
Fig. 4 is the block diagram of a kind of electronic equipment 400 shown according to an exemplary embodiment.For example, electronic equipment 400 can
To be mobile phone, computer, digital broadcasting terminal, messaging device, game console, tablet device, Medical Devices are good for
Body equipment, personal digital assistant etc..
Referring to Fig. 4, electronic equipment 400 may include following one or more components: processing component 402, memory 404,
Power supply module 406, multimedia component 408, audio component 410, the interface 412 of input/output (I/O), sensor module 414,
And communication component 416.
The integrated operation of the usual controlling electronic devices 400 of processing component 402, such as with display, call, data are logical
Letter, camera operation and record operate associated operation.Processing component 402 may include one or more processors 420 to hold
Row instruction, to perform all or part of the steps of the methods described above, which can be CPU shown in FIG. 1.Processing group
Part 402 may include one or more modules, convenient for the interaction between processing component 402 and other assemblies.For example, processing component
402 may include multi-media module, to facilitate the interaction between multimedia component 408 and processing component 402.
Memory 404 is configured as storing various types of data to support the operation in electronic equipment 400.These data
Example include any application or method for being operated on electronic equipment 400 instruction, contact data, telephone directory
Data, message, picture, video etc..Memory 404 can by any kind of volatibility or non-volatile memory device or it
Combination realize, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM) is erasable
Except programmable read only memory (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, fastly
Flash memory, disk or CD.
Power supply module 406 provides electric power for the various assemblies of electronic equipment 400.The power supply module 406 can be for shown in Fig. 1
Battery, power supply module 406 may include power-supply management system, one or more power supplys and other with for electronic equipment 400 it is raw
At, management and distribution the associated component of electric power.
Multimedia component 408 includes the screen of one output interface of offer between electronic equipment 400 and user.One
In a little embodiments, screen may include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel, screen
Curtain may be implemented as touch screen, to receive input signal from the user.Touch panel includes one or more touch sensings
Device is to sense the gesture on touch, slide, and touch panel.Touch sensor can not only sense the side of touch or sliding action
Boundary, but also detect duration and pressure relevant to touch or slide.In some embodiments, multimedia component
408 include a front camera and/or rear camera.When electronic equipment 400 is in operation mode, such as screening-mode or view
When frequency mode, front camera and/or rear camera can receive external multi-medium data.Each front camera is with after
Setting camera can be a fixed optical lens system or has focusing and optical zoom capabilities.
Audio component 410 is configured as output and/or input audio signal.For example, audio component 410 includes a Mike
Wind (MIC), when electronic equipment 400 is in operation mode, when such as call mode, recording mode, and voice recognition mode, microphone
It is configured as receiving external audio signal.The received audio signal can be further stored in memory 404 or via logical
Believe that component 416 is sent.In some embodiments, audio component 410 further includes a loudspeaker, is used for output audio signal.
I/O interface 412 provides interface between processing component 402 and peripheral interface module, and above-mentioned peripheral interface module can
To be keyboard, click wheel, button etc..These buttons may include, but are not limited to: home button, volume button, start button and lock
Determine button.
Sensor module 414 includes one or more sensors, for providing the state of various aspects for electronic equipment 400
Assessment.For example, sensor module 414 can detecte the state that opens/closes of electronic equipment 400, the relative positioning of component, example
Such as the display and keypad that component is electronic equipment 400, sensor module 414 can also detect electronic equipment 400 or electronics
The position change of 400 1 components of equipment, the existence or non-existence that user contacts with electronic equipment 400,400 orientation of electronic equipment
Or the temperature change of acceleration/deceleration and electronic equipment 400.Sensor module 414 may include proximity sensor, be configured to
It detects the presence of nearby objects without any physical contact.Sensor module 414 can also include optical sensor, such as
CMOS or ccd image sensor, for being used in imaging applications.In some embodiments, which can be with
Including acceleration transducer, gyro sensor, Magnetic Sensor, pressure sensor or temperature sensor.
Communication component 416 is configured to facilitate the communication of wired or wireless way between electronic equipment 400 and other equipment.
Electronic equipment 400 can access the wireless network based on communication standard, such as WiFi, 2G or 3G or their combination.Show at one
In example property embodiment, communication component 416 receives broadcast singal or broadcast from external broadcasting management system via broadcast channel
Relevant information.In one exemplary embodiment, communication component 416 further includes near-field communication (NFC) module, to promote short distance logical
Letter.For example, radio frequency identification (RFID) technology, Infrared Data Association (IrDA) technology, ultra wide band (UWB) can be based in NFC module
Technology, bluetooth (BT) technology and other technologies are realized.
In the exemplary embodiment, electronic equipment 400 can be by one or more application specific integrated circuit (ASIC), number
Word signal processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), field programmable gate array
(FPGA), controller, microcontroller, microprocessor or other electronic components are realized, for executing above-mentioned charging method.
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instruction, example are additionally provided
It such as include the memory 404 of instruction, above-metioned instruction can be executed by the processor 420 of electronic equipment 400 to complete the above method.Example
Such as, non-transitorycomputer readable storage medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk and
Optical data storage devices etc..
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium is additionally provided, when in storage medium
Instruction by mobile terminal processor execute when so that mobile terminal is able to carry out above-mentioned charging method.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to its of the disclosure
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by following
Claim is pointed out.
It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by the accompanying claims.
Claims (10)
1. a kind of electronic equipment, which is characterized in that the electronic equipment includes charge and discharge switching switch module, discharge load mould
Block, voltameter, battery and central processor CPU,
Wherein, one end of the charge and discharge switching switch module is connected with straight charger by general-purpose serial bus USB data line
Connect, the other end is connect with the voltameter, and the voltameter is connect with the battery, the CPU by the USB data line with
The straight charger communication；
The charge and discharge switch switch module, for the control according to CPU, control the electricity in the different phase of charging process
Connecting and disconnecting of the circuit between meter and the straight charger；
Charging stage of the CPU for each period during the charging process controls the straight charger output first and refers to
Constant voltage, and control the charge and discharge switching switch module and connect the voltameter with the USB data line, so that described straight
Described in the output electric current of charger switches switch module by the USB data line, the charge and discharge, the voltameter flows into
Battery；
Discharge regime of the CPU for each period during the charging process controls the straight charger output second and refers to
Constant voltage, and control the charge and discharge switching switch module and connect the discharge load module with the voltameter, so that institute
The discharge current for stating battery switches the switch module inflow electric discharge by the voltameter, the charge and discharge from the battery and bears
Carry module.
2. electronic equipment according to claim 1, which is characterized in that the CPU is for each week during the charging process
The charging stage of phase controls the charge and discharge switching switch module for the power pins of the voltameter and the USB data line
The connection of VBUS pin.
3. electronic equipment according to claim 1, which is characterized in that the CPU is used for matching by the USB data line
It sets channel C C pin or data positive signal D+, data negative signal D- pin controls the output voltage of the straight charger.
4. electronic equipment according to claim 1, which is characterized in that the USB data line configuration is in the straight charging
On device.
5. electronic equipment according to claim 1, which is characterized in that first given voltage is 4V, and described second refers to
Constant voltage is 5V.
6. a kind of charging method, which is characterized in that be applied to electronic equipment as described in claim 1, the electronic equipment packet
Charge and discharge switching switch module, discharge load module, voltameter, battery and central processor CPU are included,
The described method includes:
The charging stage in each period during the charging process, the CPU control straight charger and export the first given voltage, and
It controls the charge and discharge switching switch module to connect the voltameter and the VBUS pin of USB data line, so that described directly fill
The output electric current of charger switches switch module by the USB data line, the charge and discharge, the voltameter flows into the electricity
Pond；
The discharge regime in each period during the charging process, the specified electricity of the CPU control straight charger output second
Pressure, and control the charge and discharge switching switch module and connect the discharge load module with the voltameter, so that the electricity
The discharge current in pond switches switch module by the voltameter, the charge and discharge from the battery and flows into the discharge load mould
Block.
7. according to the method described in claim 6, it is characterized in that, CC pin or D that the CPU passes through the USB data line
+, D- pin control the output voltage of the straight charger.
8. according to the method described in claim 6, it is characterized in that, the CPU obtains the battery by the voltameter
Electricity.
9. according to the method described in claim 6, it is characterized in that, first given voltage is 4V, the described second specified electricity
Pressure is 5V.
10. a kind of electronic equipment, which is characterized in that the electronic equipment includes:
Processor；
Memory for the instruction that storage processor can be performed；
Wherein, the processor is configured to:
The charging stage in each period during the charging process controls straight charger and exports the first given voltage, and controls and fill
Electric discharge switching switch module connects voltameter and the VBUS pin of USB data line, so that the output electricity of the straight charger
Stream switches switch module by the USB data line, the charge and discharge, the voltameter flows into battery；
The discharge regime in each period during the charging process controls the straight charger and exports the second given voltage, and controls
It makes the charge and discharge switching switch module to connect discharge load module with the voltameter, so that the discharge current of the battery
Switch switch module by the voltameter, the charge and discharge from the battery and flows into the discharge load module；
One end of the charge and discharge switching switch module is connect with straight charger by general-purpose serial bus USB data line, separately
One end is connect with the voltameter, and the voltameter is connect with the battery, and central processing unit passes through the USB data line and institute
State straight charger communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710114029.6A CN106655413B (en) | 2017-02-28 | 2017-02-28 | Electronic equipment and charging method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710114029.6A CN106655413B (en) | 2017-02-28 | 2017-02-28 | Electronic equipment and charging method |
Publications (2)
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| CN106655413B true CN106655413B (en) | 2019-05-07 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106026257A (en) * | 2016-06-24 | 2016-10-12 | 青岛海信移动通信技术股份有限公司 | Mobile terminal |
| EP3101758A1 (en) * | 2014-01-28 | 2016-12-07 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Battery charging apparatus and method |
| CN106451711A (en) * | 2016-09-26 | 2017-02-22 | 成都月庚地科技有限公司 | Composite pulse lead-acid storage battery charger and charging method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3101758A1 (en) * | 2014-01-28 | 2016-12-07 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Battery charging apparatus and method |
| CN106026257A (en) * | 2016-06-24 | 2016-10-12 | 青岛海信移动通信技术股份有限公司 | Mobile terminal |
| CN106451711A (en) * | 2016-09-26 | 2017-02-22 | 成都月庚地科技有限公司 | Composite pulse lead-acid storage battery charger and charging method thereof |
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