CN108255279A - The circuit board and its method for controlling power supply of terminal device, terminal device - Google Patents
The circuit board and its method for controlling power supply of terminal device, terminal device Download PDFInfo
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- CN108255279A CN108255279A CN201810008383.5A CN201810008383A CN108255279A CN 108255279 A CN108255279 A CN 108255279A CN 201810008383 A CN201810008383 A CN 201810008383A CN 108255279 A CN108255279 A CN 108255279A
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
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Abstract
The invention discloses a kind of terminal device, the circuit board and its method for controlling power supply of terminal device, wherein, circuit board includes：Ontology；Department of assembly, department of assembly include feeder ear and identification signal output terminal, and department of assembly is used to connect module to be assembled；Power management module provides the power supply of the multiple specifications of end offer by multiple power supplys；Controllable switch unit；Processor and decoder, processor obtains the identity information of module to be assembled according to the encoded signal that identification signal receiving terminal receives, and the demand voltage of module to be assembled is obtained according to identity information, and voltage output controls signal to decoder according to demand, decoder generates open signal to control corresponding controllable switch open-minded according to control signal, so that power management module provides demand voltage to the module to be assembled for being currently connected to department of assembly.The circuit board can be compatible with the module to be assembled of a variety of different demands voltages, and the interface for occupying processor is few, and versatile and processor interface utilization is high.
Description
Technical field
The present invention relates to terminal device technical field, more particularly to a kind of circuit board of terminal device, a kind of terminal device
With a kind of method for controlling power supply of the circuit board of terminal device.
Background technology
Generally, the module to be assembled that different vendor provides, for example, fingerprint recognition module, camera, receiver etc.,
During work, required demand voltage is different.For example, also refer to line identification module, the fingerprint recognition module A that vendor A provides
Corresponding demand voltage is VA, and the corresponding demand voltages of other module B for the fingerprint that manufacturer B is provided are VB, in middle and lower reaches manufacturer
In circuit design, according to fingerprint recognition module A, then a kind of circuit board A that demand voltage VA can be provided can be designed, according to finger
Line identifies module B, then a kind of circuit board B for being capable of providing demand voltage VB can be designed, however, may result in circuit design in this way
Once molding, middle and lower reaches manufacturer can only just select the product of a upstream manufacturer to use, the poor universality of circuit design causes
The washability of product is poor.
In the relevant technologies, although a variety of demand voltages can be provided to be compatible with the circuit board of multiple commercial vendors power supply requirement by having,
It is that the circuit board needs to occupy multiple GPIO (General of CPU (Central Processing Unit, central processing unit)
Purpose Input Output, universal input/output) resource, if for example, to be compatible with the power supply requirement of 5 kinds of multiple commercial vendors,
Just need the GPIO resources for occupying 5 CPU, if to be compatible with 6 kinds of power supply requirement needs, need to occupy the GPIO moneys of 6 CPU
Source, and so on.And the GPIO resources of CPU are very valuable now, also more prior peripheral hardwares need to occupy GPIO.
Invention content
One of the technical issues of the present invention is directed at least solve to a certain extent in above-mentioned technology.For this purpose, the present invention
First purpose be to propose a kind of circuit board of terminal device, which can be compatible with the to be installed of a variety of different demands voltages
With module, and the interface for occupying processor is few, and versatile and processor interface utilization is high.
Second object of the present invention is to propose a kind of terminal device.
Third object of the present invention is to propose a kind of method for controlling power supply of the circuit board of terminal device.
In order to achieve the above objectives, first aspect present invention embodiment proposes a kind of circuit board of terminal device, including：This
Body；The department of assembly on the ontology is arranged on, the department of assembly includes feeder ear and identification signal output terminal, the department of assembly
For connecting module to be assembled；The power management module being arranged on the ontology, the power management module include multiple
Power supply provides end, and the power management module provides the power supply of the multiple specifications of end offer by the multiple power supply；It is arranged on institute
The controllable switch unit on ontology is stated, the controllable switch unit includes multiple controllable switches, each controllable switch
First end provides end with multiple power supplys of the power management module respectively and is connected, the second end connection of each controllable switch
To being connected again with the feeder ear after together；The processor and decoder being arranged on the ontology, the control of the processor
Signal output end processed is connected with the signal input part of the decoder, identification signal receiving terminal and the identification of the processor
Signal output end is connected, and the signal output end of the decoder is correspondingly connected with the control terminal of each controllable switch, wherein,
The encoded signal acquisition that the processor is received according to the identification signal receiving terminal is currently connected to treating for the department of assembly
The identity information of load module, and according to the identity information acquisition be currently connected to the department of assembly module to be assembled need
It seeks voltage and the decoder is output control signals to according to the demand voltage, the decoder is believed according to the control
Number generation open signal is to control corresponding controllable switch open-minded, so that the power management module provides the demand voltage extremely
It is currently connected to the module to be assembled of the department of assembly.
The circuit board of terminal device according to embodiments of the present invention, the volume that processor is received according to identification signal receiving terminal
Code signal acquisition is currently connected to the identity information of the module to be assembled of department of assembly, and is currently connected to according to identity information acquisition
The demand voltage of the module to be assembled of department of assembly and according to demand voltage output control signal to decoder, decoder according to
Signal is controlled to generate open signal to control corresponding controllable switch open-minded, so that power management module provides demand voltage and extremely works as
Before be connected to the module to be assembled of department of assembly.The circuit board can be compatible with the module to be assembled of a variety of different demands voltages as a result,
And the interface for occupying processor is few, versatile and processor interface utilization is high.
In addition, the circuit board of terminal device proposed according to the above embodiment of the present invention can also have following additional skill
Art feature：
According to one embodiment of present invention, the controllable switch include MOS (Metal-Oxide-Semiconductor,
Metal-oxide semiconductor (MOS)) pipe, triode, IGBT (Insulated Gate Bipolar Transistor, insulated gate bipolar
At least one of transistor npn npn).
According to one embodiment of present invention, the decoder is 24 decoders or 38 decoders.
According to one embodiment of present invention, the module to be assembled includes fingerprint identification module, touch-control module, display mould
Block, camera module, optical flame detector module, microphone module, earpiece module.
According to one embodiment of present invention, the voltage corresponding to the power supply of the multiple specification is different, and the demand
Voltage is one in the voltage corresponding to the power supply of the multiple specification.
In order to achieve the above objectives, second aspect of the present invention embodiment proposes a kind of terminal device, including the present invention the
The circuit board of terminal device described in one side embodiment.
Terminal device according to embodiments of the present invention, by the circuit board of above-mentioned terminal device, can be compatible with it is a variety of not
With the module to be assembled of demand voltage, and the interface for occupying processor is few, and versatile and processor interface utilization is high.
In order to achieve the above objectives, third aspect present invention embodiment proposes a kind of including first aspect present invention embodiment
The method for controlling power supply of the circuit board of the terminal device, includes the following steps：Acquisition is currently connected to the department of assembly
The encoded signal of module to be assembled；The body of the module to be assembled of the department of assembly is currently connected to according to encoded signal acquisition
Part information, and be currently connected to according to the identity information acquisition module to be assembled of the department of assembly demand voltage and
The decoder is output control signals to according to the demand voltage；The decoder opens letter according to the control signal generation
Number to control corresponding controllable switch open-minded, so that the power management module provides the demand voltage to being currently connected to
State the module to be assembled of department of assembly.
The method for controlling power supply of the circuit board of terminal device according to embodiments of the present invention first obtains and is currently connected to assembling
Then the encoded signal of the module to be assembled in portion is currently connected to the body of the module to be assembled of department of assembly according to encoded signal acquisition
Part information, and it is currently connected to according to identity information acquisition the demand voltage and according to demand of the module to be assembled of department of assembly
Voltage output controls signal, and to decoder, decoder generates open signal so that corresponding controllable switch to be controlled to open according to control signal
It is logical, so that power management module provides demand voltage to the module to be assembled for being currently connected to department of assembly.This method can be with as a result,
Circuit board is made to be compatible with the module to be assembled of a variety of different demands voltages, and the interface for occupying processor is few, versatile and processing
The interface utilization of device is high.
In addition, the method for controlling power supply of the circuit board of the terminal device proposed according to the above embodiment of the present invention can also have
There is following additional technical characteristic：
According to one embodiment of present invention, the decoder is 24 decoders or 38 decoders.
According to one embodiment of present invention, the module to be assembled includes fingerprint identification module, touch-control module, display mould
Block, camera module, optical flame detector module, microphone module, earpiece module.
According to one embodiment of present invention, the voltage corresponding to the power supply of the multiple specification is different, and the demand
Voltage is one in the voltage corresponding to the power supply of the multiple specification.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention is from combining in description of the accompanying drawings below to embodiment by change
It obtains significantly and is readily appreciated that, wherein：
Fig. 1 is the block diagram of the circuit board of terminal device according to an embodiment of the invention；
Fig. 2 is the flow chart of the method for controlling power supply of the circuit board of terminal device according to an embodiment of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
The circuit board of the terminal device of the embodiment of the present invention, terminal device and terminal device described below in conjunction with the accompanying drawings
The method for controlling power supply of circuit board.
Fig. 1 is the block diagram of the circuit board of terminal device according to an embodiment of the invention.It as shown in Figure 1, should
Circuit board includes：Ontology 100, department of assembly 10, power management module 20, controllable switch unit 30, processor 40 and decoder 50.
Wherein, department of assembly 10 is arranged on ontology 100, and department of assembly 10 includes feeder ear U1 and identification signal output terminal
U2, department of assembly 10 are used to connect module 200 to be assembled.Power management module 20 is arranged on ontology 100, power management module
20, which include multiple power supplys, provides end U3, and power management module 20 provides the end U3 power supplys for providing multiple specifications by multiple power supplys.
Controllable switch unit 30 is arranged on ontology 100, and controllable switch unit 30 includes multiple controllable switches (i.e. Q1- in Fig. 1
Q5), the first end of each controllable switch provides end U3 with multiple power supplys of power management module respectively and is connected, each controllable switch
Second end connect together after be connected again with feeder ear U1.Processor 40 and decoder 50 are put on ontology 100, processor
40 control signal output U4 is connected with the signal input part U5 of decoder 50, the identification signal receiving terminal U6 of processor 40 with
Identification signal output terminal U2 is connected, and the signal output end U7 of decoder 50 is correspondingly connected with the control terminal g of each controllable switch.Its
In, the encoded signal acquisition that processor 40 is received according to identification signal receiving terminal U6 is currently connected to the to be assembled of department of assembly 10
The identity information of module 200, and according to identity information acquisition be currently connected to department of assembly 10 module to be assembled 200 demand electricity
Pressure and according to demand voltage output control signal to decoder 50, decoder 50 according to control signal generation open signal with
Control corresponding controllable switch open-minded, so that power management module 20 provides demand voltage to being currently connected to treating for department of assembly 10
Load module 200.
Further, in an embodiment of the present invention, terminal device can be mobile terminal, wearable device etc., the movement
Terminal can be the hardware device that mobile phone, tablet computer, personal digital assistant etc. have various operating systems, which can
To be smartwatch, intelligent glasses etc..Module to be assembled can include fingerprint identification module, touch-control module, display module, camera shooting
Head module, optical flame detector module, microphone module, earpiece module etc..Voltage corresponding to the power supply of multiple specifications is different, such as
3.3V, 3.0V, 2.8V, 1.8V, 1.2V etc., and demand voltage is one in the voltage corresponding to the power supply of multiple specifications.
Specifically, fingerprint identification module, touch-control module, display module, camera module, optical flame detector module, microphone module,
Earpiece module waits for load module 200 is general all to have ID (Identification, identity number) pin, module to be assembled
200 model or source are different, and the demand voltage of module 200 to be assembled may be different；The model of module 200 to be assembled and source
All same, then the demand voltage of module 200 to be assembled is identical.Power management module 20 is PMIC (Power Management
IC, power management integrated circuit) power supply of multiple specifications can be provided, and end U3 outputs are provided from power supply.Circuit board 100 may be used also
To include memory, memory preserves multiple encoded signals and multiple demand voltages corresponding with multiple encoded signals.
Department of assembly 10 can obtain the encoded signal of module 200 to be assembled by ID pins, and pass through identification signal output terminal U2 outputs.
Processor, that is, CPU receives the encoded signal of identification signal output terminal U2 outputs by identification signal receiving terminal U6, and by it with depositing
The encoded signal preserved in reservoir is compared, to obtain the identity information of module 200 to be assembled.When module 200 to be assembled
When encoded signal is identical with an encoded signal in memory, demand voltage corresponding with the encoded signal in memory is
Demand voltage for module 200 to be assembled.Then processor 40 is defeated from control signal according to the demand voltage of module 200 to be assembled
Outlet U4 outputs control signals to decoder 50, and control signal output U4 can be the GPIO of processor 40.Decoder 50 will
Open signal is exported to controllable switch unit 30 from signal output end U7 after control signal interpretation, to control corresponding controllable switch
Conducting, so that power management module 20 provides corresponding demand voltage to the module to be assembled 200 for being currently connected to department of assembly 10,
Module 200 to be assembled can be worked with demand voltage (rated operational voltage).
It is appreciated that decoder 50 can be 24 decoders or 38 decoders.Encoded signal is binary coding, by translating
Code device 50 can be to encoded signal into row decoding, such as using 24 decoders, the GPIO of 2 processors 40 of occupancy at most can be simultaneous
Hold 4 kinds of modules 200 to be assembled, using 38 decoders, occupy the GPIO of 3 processors 40, most compatible 8 kinds of modules to be assembled
200, improve the utilization rate of the GPIO of processor.The circuit board can be compatible with the module to be assembled of a variety of different demands voltages,
And the interface for occupying processor is few, versatile and processor interface utilization is high.
For example, if decoder 50 is 74LS138 decoders, truth table is as shown in table 1 below.
Table 1
Wherein, E1For a gated end of decoder 50, high level is effective；WithAnother two for decoder 50 is selected
Go side, low level are effective；A0、A1、A2Signal input part for decoder 50；Signal output end for decoder 50.Root
If corresponding to the conducting of 0 access it is found that the control signal that processor 40 exports is 000 according to table 1, if what processor 40 exported
Signal is controlled as 001 corresponding 1 access conducting, and so on.The GPIO for occupying 3 processors 40 at most can control 8 accesses,
Different module to be assembled 200 in compatible 8.
It should be noted that in an embodiment of the present invention, controllable switch is included in metal-oxide-semiconductor, triode, IGBT at least
It is a kind of.Be in Fig. 1 by controllable switch for for PMOS, including source electrode s, drain electrode d and grid g, drain electrode d connect together after again with
Feeder ear U1 is connected, and the source electrode s of controllable switch provides end U3 with multiple power supplys of power management module respectively and is connected, controllable switch
Grid g and the signal output end U7 of decoder be correspondingly connected with, led when the signal output end U7 of decoder 50 exports low level
Logical, high level shutdown.When some controllable switch is connected, power management module 20 can provide end U3 by corresponding power supply and provide
Corresponding demand voltage is to feeder ear U1, the module to be assembled 200 for being currently connected to department of assembly 10 to be given to power.Work as controllable switch
Its connection mode and operation principle are similar with metal-oxide-semiconductor during for triode or IGBT, specifically repeat no more.
In conclusion the circuit board of terminal device according to embodiments of the present invention, processor is according to identification signal receiving terminal
The encoded signal acquisition received is currently connected to the identity information of the module to be assembled of department of assembly, and is obtained according to identity information
It is currently connected to the demand voltage of the module to be assembled of department of assembly and voltage output controls signal to decoder according to demand,
Decoder generates open signal to control corresponding controllable switch open-minded according to control signal, is needed so that power management module provides
Voltage is sought to the module to be assembled for being currently connected to department of assembly.The circuit board can be compatible with a variety of different demands voltages as a result,
Module to be assembled, and the interface for occupying processor is few, versatile and processor interface utilization is high.
In addition, the implementation of the present invention also proposes a kind of terminal, include the circuit board of above-mentioned terminal device.
Terminal device according to embodiments of the present invention, by the circuit board of above-mentioned terminal device, can be compatible with it is a variety of not
With the module to be assembled of demand voltage, and the interface for occupying processor is few, and versatile and processor interface utilization is high.
Based on the circuit board of above-mentioned terminal device, the embodiment of the present invention also proposes a kind of circuit board of terminal device
Method for controlling power supply.Fig. 2 is the stream of the method for controlling power supply of the circuit board of terminal device according to an embodiment of the invention
Cheng Tu.As shown in Fig. 2, this method includes the following steps：
S1 obtains the encoded signal for the module to be assembled for being currently connected to department of assembly.
S2 is currently connected to the identity information of the module to be assembled of department of assembly according to encoded signal acquisition, and according to identity
Acquisition of information is currently connected to the demand voltage of the module to be assembled of department of assembly and voltage output controls signal extremely according to demand
Decoder.
S3, decoder generates open signal to control corresponding controllable switch open-minded according to control signal, so that power supply pipe
It manages module and provides demand voltage to the module to be assembled for being currently connected to department of assembly.
Further, in an embodiment of the present invention, terminal device can be mobile terminal, wearable device etc., the movement
Terminal can be the hardware device that mobile phone, tablet computer, personal digital assistant etc. have various operating systems, which can
To be smartwatch, intelligent glasses etc..Module to be assembled can include fingerprint identification module, touch-control module, display module, camera shooting
Head module, optical flame detector module, microphone module, earpiece module etc..Voltage corresponding to the power supply of multiple specifications is different, such as
3.3V, 3.0V, 2.8V, 1.8V, 1.2V etc., and demand voltage is one in the voltage corresponding to the power supply of multiple specifications.
Specifically, fingerprint identification module, touch-control module, display module, camera module, optical flame detector module, microphone module,
Earpiece module waits for load module generally all to have ID pins, and the model of module to be assembled or source are different, module to be assembled
Demand voltage may be different；The model of module to be assembled and source all same, then the demand voltage of module to be assembled is identical.Power supply
Management module, that is, PMIC can provide the power supply of multiple specifications, and provide end U3 outputs from power supply.Department of assembly can be drawn by ID
Foot obtains the encoded signal of module to be assembled, and passes through identification signal output terminal U2 outputs.Processor, that is, CPU passes through identification signal
Receiving terminal U6 receives the encoded signal of identification signal output terminal U2 outputs, and the identity of module to be assembled is obtained according to encoded signal
Information, in the demand voltage for the module to be assembled that department of assembly is currently connected to according to identity information acquisition.Then according to be assembled
The demand voltage of module outputs control signals to decoder from control signal output U4, and control signal output U4 is processor
GPIO.Decoder will export open signal to controllable switch unit after control signal interpretation from signal output end U7, with control
Corresponding controllable switch conducting, so that power management module provides corresponding demand voltage to being currently connected to the to be installed of department of assembly
With module, module to be assembled can be worked with demand voltage (rated operational voltage).
It is appreciated that decoder can be 24 decoders or 38 decoders.Encoded signal is binary coding, passes through decoding
Device can be to encoded signal into row decoding, such as using 24 decoders, occupies the GPIO of 2 processors, at most treat for compatible 4 kinds
Load module using 38 decoders, occupies the GPIO of 3 processors, and most compatible 8 kinds of modules to be assembled improve processing
The utilization rate of the GPIO of device.This method can make the module to be assembled of a variety of different demands voltages of circuit board compatibility, and at occupancy
The interface for managing device is few, and versatile and processor interface utilization is high.
For example, if decoder is 74LS138 decoders, truth table is as shown in table 1 below.
Table 1
Wherein, E1For a gated end of decoder, high level is effective；WithAnother two for decoder gates
End, low level are effective；A0、A1、A2Signal input part for decoder；Output terminal for decoder.According to table 1 it is found that
If the control signal of processor output is 000, the conducting of 0 access is corresponded to, if the control signal of processor output is 001
Corresponding 1 access conducting, and so on.The GPIO for occupying 3 processors at most can control 8 accesses, different to be installed in compatible 8
With module.
The method for controlling power supply of the circuit board of terminal device according to embodiments of the present invention first obtains and is currently connected to assembling
Then the encoded signal of the module to be assembled in portion is currently connected to the body of the module to be assembled of department of assembly according to encoded signal acquisition
Part information, and it is currently connected to according to identity information acquisition the demand voltage and according to demand of the module to be assembled of department of assembly
Voltage output controls signal, and to decoder, decoder generates open signal so that corresponding controllable switch to be controlled to open according to control signal
It is logical, so that power management module provides demand voltage to the module to be assembled for being currently connected to department of assembly.This method can be with as a result,
Circuit board is made to be compatible with the module to be assembled of a variety of different demands voltages, and the interface for occupying processor is few, versatile and processing
The interface utilization of device is high.
In the description of this specification, reference term " one embodiment ", " example ", " is specifically shown " some embodiments "
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It is combined in an appropriate manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the different embodiments or examples described in this specification and the feature of different embodiments or examples
It closes and combines.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, " multiple " are meant that at least two, such as two, three
It is a etc., unless otherwise specifically defined.
Any process described otherwise above or method description are construed as in flow chart or herein, represent to include
Module, segment or the portion of the code of the executable instruction of one or more the step of being used to implement custom logic function or process
Point, and the range of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discuss suitable
Sequence, including according to involved function by it is basic simultaneously in the way of or in the opposite order, to perform function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (such as computer based system, including the system of processor or other can be held from instruction
The system of row system, device or equipment instruction fetch and execute instruction) it uses or combines these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium " can any can be included, store, communicate, propagate or pass
Defeated program is for instruction execution system, device or equipment or the dress used with reference to these instruction execution systems, device or equipment
It puts.The more specific example (non-exhaustive list) of computer-readable medium is including following：Electricity with one or more wiring
Connecting portion (electronic device), portable computer diskette box (magnetic device), random access memory (RAM), read-only memory
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium can even is that the paper that can print described program on it or other are suitable
Medium, because can be for example by carrying out optical scanner to paper or other media, then into edlin, interpretation or when necessary with it
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each section of the present invention can be realized with hardware, software, firmware or combination thereof.Above-mentioned
In embodiment, software that multiple steps or method can in memory and by suitable instruction execution system be performed with storage
Or firmware is realized.Such as, if realized with hardware in another embodiment, following skill well known in the art can be used
Any one of art or their combination are realized：With for data-signal realize logic function logic gates from
Logic circuit is dissipated, the application-specific integrated circuit with suitable combinational logic gate circuit, programmable gate array (PGA), scene can compile
Journey gate array (FPGA) etc..
Those skilled in the art are appreciated that realize all or part of step that above-described embodiment method carries
Suddenly it is that relevant hardware can be instructed to complete by program, the program can be stored in a kind of computer-readable storage medium
In matter, the program when being executed, one or a combination set of the step of including embodiment of the method.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, it can also
That each unit is individually physically present, can also two or more units be integrated in a module.Above-mentioned integrated mould
The form that hardware had both may be used in block is realized, can also be realized in the form of software function module.The integrated module is such as
Fruit is realized in the form of software function module and is independent product sale or in use, can also be stored in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..Although it has been shown and retouches above
The embodiment of the present invention is stated, it is to be understood that above-described embodiment is exemplary, it is impossible to be interpreted as the limit to the present invention
System, those of ordinary skill in the art can be changed above-described embodiment, change, replace and become within the scope of the invention
Type.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time
The orientation or position relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be based on orientation shown in the drawings or
Position relationship is for only for ease of the description present invention and simplifies description rather than instruction or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
It connects or is electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature can be with "above" or "below" second feature
It is that the first and second features are in direct contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature right over second feature or oblique upper or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward or is merely representative of fisrt feature level height less than second feature.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (10)
1. a kind of circuit board of terminal device, which is characterized in that including：
Ontology；
The department of assembly on the ontology is arranged on, the department of assembly includes feeder ear and identification signal output terminal, the assembling
Portion is used to connect module to be assembled；
The power management module being arranged on the ontology, the power management module includes multiple power supplys and provides end, described
Power management module provides the power supply of the multiple specifications of end offer by the multiple power supply；
The controllable switch unit being arranged on the ontology, the controllable switch unit include multiple controllable switches, Mei Gesuo
The first end for stating controllable switch is connected respectively with multiple power supplys of power management module offer end, each controllable switch
Second end connect together after be connected again with the feeder ear；
The processor and decoder being arranged on the ontology, the control signal output of the processor and the decoder
Signal input part be connected, the identification signal receiving terminal of the processor is connected with the identification signal output terminal, the decoding
The signal output end of device is correspondingly connected with the control terminal of each controllable switch, wherein, the processor is according to the identification
The encoded signal acquisition that signal receiving end receives is currently connected to the identity information of the module to be assembled of the department of assembly, and root
The demand voltage of the module to be assembled of the department of assembly is currently connected to according to identity information acquisition and according to the demand
Voltage output controls signal, and to the decoder, the decoder generates open signal to control accordingly according to the control signal
Controllable switch it is open-minded so that the power management module provides the demand voltage to being currently connected to treating for the department of assembly
Load module.
2. the circuit board of terminal device as described in claim 1, which is characterized in that the controllable switch includes metal-oxide-semiconductor, three poles
At least one of pipe, IGBT.
3. the circuit board of terminal device as described in claim 1, which is characterized in that the decoder is translated for 24 decoders or 38
Code device.
4. the circuit board of terminal device as described in claim 1, which is characterized in that the module to be assembled includes fingerprint recognition
Module, touch-control module, display module, camera module, optical flame detector module, microphone module, earpiece module.
5. the circuit board of the terminal device as described in any one of claim 1-4, which is characterized in that the electricity of the multiple specification
Voltage corresponding to source is different, and the demand voltage is one in the voltage corresponding to the power supply of the multiple specification.
6. a kind of terminal device, which is characterized in that include the circuit of the terminal device as described in any one of claim 1-5
Plate.
7. a kind of method for controlling power supply of the circuit board of terminal device as described in any one of claim 1-5, feature exist
In including the following steps：
Obtain the encoded signal for the module to be assembled for being currently connected to the department of assembly；
The identity information of the module to be assembled of the department of assembly is currently connected to according to encoded signal acquisition, and according to described
Identity information acquisition is currently connected to the demand voltage of module to be assembled of the department of assembly and defeated according to the demand voltage
Go out to control signal to the decoder；
The decoder generates open signal to control corresponding controllable switch open-minded according to the control signal, so that the electricity
Source control module provides the demand voltage to the module to be assembled for being currently connected to the department of assembly.
8. method for controlling power supply as claimed in claim 7, which is characterized in that the decoder is 24 decoders or 38 decodings
Device.
9. method for controlling power supply as claimed in claim 7, which is characterized in that the module to be assembled includes fingerprint recognition mould
Block, touch-control module, display module, camera module, optical flame detector module, microphone module, earpiece module.
10. method for controlling power supply as claimed in any one of claims 7-9, which is characterized in that the power supply of the multiple specification
Corresponding voltage is different, and the demand voltage is one in the voltage corresponding to the power supply of the multiple specification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810008383.5A CN108255279A (en) | 2018-01-04 | 2018-01-04 | The circuit board and its method for controlling power supply of terminal device, terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810008383.5A CN108255279A (en) | 2018-01-04 | 2018-01-04 | The circuit board and its method for controlling power supply of terminal device, terminal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108255279A true CN108255279A (en) | 2018-07-06 |
Family
ID=62725458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810008383.5A Pending CN108255279A (en) | 2018-01-04 | 2018-01-04 | The circuit board and its method for controlling power supply of terminal device, terminal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108255279A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113687707A (en) * | 2021-10-26 | 2021-11-23 | 苏州浪潮智能科技有限公司 | Power supply voltage control device of mainboard and server |
| CN113834132A (en) * | 2021-09-26 | 2021-12-24 | 佛山市顺德区美的电子科技有限公司 | Power supply method and control device for air conditioner filter screen module and air conditioner |
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| CN2914164Y (en) * | 2005-11-03 | 2007-06-20 | 西安华迅微电子有限公司 | Programmable analog integrated circuit chip able to reduce power consumption |
| CN104142709A (en) * | 2013-05-09 | 2014-11-12 | 鸿富锦精密电子(天津)有限公司 | Mainboard |
| CN106055044A (en) * | 2016-05-30 | 2016-10-26 | 维沃移动通信有限公司 | Method for carrying out compatibility and identification on different models of sensors, and terminal |
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| CN2914164Y (en) * | 2005-11-03 | 2007-06-20 | 西安华迅微电子有限公司 | Programmable analog integrated circuit chip able to reduce power consumption |
| CN104142709A (en) * | 2013-05-09 | 2014-11-12 | 鸿富锦精密电子(天津)有限公司 | Mainboard |
| CN106055044A (en) * | 2016-05-30 | 2016-10-26 | 维沃移动通信有限公司 | Method for carrying out compatibility and identification on different models of sensors, and terminal |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113834132A (en) * | 2021-09-26 | 2021-12-24 | 佛山市顺德区美的电子科技有限公司 | Power supply method and control device for air conditioner filter screen module and air conditioner |
| CN113687707A (en) * | 2021-10-26 | 2021-11-23 | 苏州浪潮智能科技有限公司 | Power supply voltage control device of mainboard and server |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant before: Guangdong OPPO Mobile Communications Co., Ltd. |
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Application publication date: 20180706 |