CN108923715A - Vibrating motor control system and electronic equipment - Google Patents
Vibrating motor control system and electronic equipment Download PDFInfo
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- CN108923715A CN108923715A CN201810595683.8A CN201810595683A CN108923715A CN 108923715 A CN108923715 A CN 108923715A CN 201810595683 A CN201810595683 A CN 201810595683A CN 108923715 A CN108923715 A CN 108923715A
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- driving device
- vibrating motor
- oscillator driving
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/02—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the kind of motor
- H02P25/032—Reciprocating, oscillating or vibrating motors
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- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The embodiment of the present invention is to be related to technical field of electronic equipment about a kind of vibrating motor control system and electronic equipment.The technical solution mainly used for：Vibrating motor control system comprising：First processing unit, second processing device and oscillator driving device；First output end of the first output end of first processing unit and second processing device form one or, described or door output end is connect with the first input end of the oscillator driving device, for enabling the oscillator driving device；The second output terminal of first processing unit and the second output terminal of second processing device are connect with the second input terminal of the oscillator driving device, for controlling the output services of the oscillator driving device；Wherein, the oscillator driving device with vibrating motor for connecting, and controls the working condition of the vibrating motor.Vibrating motor control system provided in an embodiment of the present invention can lower the energy consumption of system while realizing Collaborative Control of the multiprocessor to vibrating motor.
Description
Technical field
The present invention relates to technical field of electronic equipment, more particularly to a kind of vibrating motor control system and electronic equipment.
Background technique
In the prior art, it is usually provided with vibrating motor component on electronic equipment, is realized using the vibration of vibrating motor
The function of prompting message or user's operation feedback.
In order to save power consumption, dual processor scheme is used on electronic equipment, i.e. a high-performance primary processor is responsible for operation
The operation of system (such as Android Android Wear), the processing of the tasks such as user interface and wireless connection, i.e., main place
Manage device；One low-power consumption coprocessor runs real time operating system (such as RTOS), is responsible for acquisition and the place of various sensing datas
Reason, i.e. coprocessor；Meanwhile extending electronic equipment stand-by time to further reduce power consumption, the electricity with dual processor
Ultra electric power-saving mode can be set in sub- equipment, i.e. primary processor is in off-mode, only association's processing work, only provides backstage and counts
Step, rhythm of the heart, NFC and association handle some functions that may be implemented.Wherein, vibrating motor is controlled by primary processor.
But during innovation and creation, inventors have found that there are following technological deficiencies for the prior art：Primary processor
It necessarily is in booting or just can control vibrating motor in the case of waking up and generate vibrating effect, power consumption is excessively high at this time, and super
Under battery saving mode, primary processor is in off-mode, and only coprocessor is working controlling some sensors in real time, so
It cannot achieve the driving of vibrating motor, vibrational feedback or vibrating alert can not be provided.
Summary of the invention
It the purpose of the embodiment of the present invention and solves its technical problem and adopts the following technical solutions to realize.According to this hair
A kind of vibrating motor control system that bright embodiment proposes comprising：
First processing unit, second processing device and oscillator driving device；
First output end of first processing unit connect with the first output end of second processing device one or, institute
It states or the output end of door is connect with the first input end of the oscillator driving device, for enabling the oscillator driving device；
The second output terminal of first processing unit and the second output terminal of second processing device and the oscillator drive
Second input terminal of device connects, for controlling the output services of the oscillator driving device；
Wherein, the oscillator driving device with vibrating motor for connecting, and controls the working condition of the vibrating motor.
It the purpose of the embodiment of the present invention and solves its technical problem also following technical measures can be used to further realize.
Optionally, vibrating motor control system above-mentioned further includes：
Analog switch, the input terminal of the analog switch respectively with the second output terminal of first processing unit and institute
State the second output terminal connection of second processing device；The channel selecting control terminal of the analog switch and the second processing device
Third output end connection；
Wherein, the output end of the analog switch is connect with the second input terminal of the oscillator driving device.
Optionally, vibrating motor control system above-mentioned, wherein the normally opened input terminal of the analog switch and described second
The second output terminal of processing unit connects, the second output of the normally closed input terminal of the analog switch and first processing unit
End connection.
Optionally, vibrating motor control system above-mentioned, wherein the second output terminal and second of first processing unit
The second output terminal of processing unit is IC bus output end.
Optionally, vibrating motor control system above-mentioned, wherein the third output end of the second processing device is general
Input/output terminal.
Optionally, vibrating motor control system above-mentioned, wherein the oscillator driving device is provided with IC bus
Input terminal and pulse width modulate input terminal；
The IC bus input terminal of the second output terminal of first processing unit and the oscillator driving device connects
It connects, the second output terminal of the second processing device is connect with the pulse width of oscillator driving device modulation input terminal；
Or, the pulse width of the second output terminal of first processing unit and the oscillator driving device modulates input terminal
Connection, the second output terminal of the second processing device are connect with the IC bus input terminal of the oscillator driving device.
Optionally, vibrating motor control system above-mentioned, wherein further including：
Resistance, one end of the resistance are connect with the first input end of the oscillator driving device, the resistance it is another
End ground connection.
Optionally, vibrating motor control system above-mentioned, wherein the first output end of first processing unit is general
Input/output terminal；First output end of the second processing device is universal input/output end；
The first input end of the oscillator driving device is control enable pin.
Optionally, vibrating motor control system above-mentioned, wherein described or door includes first diode and the second diode,
One end of the first diode is connect with the first output end of first processing unit, one end of second diode with
First output end of the second processing device connects, and the other end of the other end of the first diode and the second diode connects
The rear first input end with the oscillator driving device is connect to connect.
In addition, a kind of electronic equipment that the embodiment of the present invention also provides comprising：Vibrating motor control system；
The vibrating motor control system includes：First processing unit, second processing device and oscillator driving device；
First output end of first processing unit connect with the first output end of second processing device one or, institute
It states or the output end of door is connect with the first input end of the oscillator driving device, for enabling the oscillator driving device；
The second output terminal of first processing unit and the second output terminal of second processing device and the oscillator drive
Second input terminal of device connects, for controlling the output services of the oscillator driving device；
Wherein, the oscillator driving device with vibrating motor for connecting, and controls the working condition of the vibrating motor.
By above-mentioned technical proposal, vibrating motor of embodiment of the present invention control system and electronic equipment at least have following excellent
Point：
In the embodiment of the present invention, vibrating motor control system is connect by two processing units with oscillator driving device, and
Oscillator driving device is controlled, the first processing unit and second processing device in two of them processing unit pass through will be each
From the first output end composition or behind the door connect with the first input end of oscillator driving device, in this way when in two processing units
When any one sending makes to can control signal, so that it may enabled oscillator driving device；Second output of the first processing unit simultaneously
The second output terminal of end and second processing device is connect with the second input terminal of the oscillator driving device, two such processing dress
Setting middle sending allows the processing unit that can control signal to continue to issue the signal of control motor operations, and then by after enabled
Oscillator driving device can control the working condition of motor, as long as that is, one of processing unit work is realized
The control to vibrating motor is realized in control to oscillator driving device.To sum up, the vibrating motor control provided in the embodiment of the present invention
In system processed two processing units can using one as primary processing unit another as association's processing unit, and then in electronic equipment
In the case where the super power saving perhaps in the case where standby i.e. in the state of primary processing unit shutdown or suspend mode, energy
Enough drivings for controlling oscillator driving device by association's processing unit and realizing motor, without starting or waking up primary processing unit,
And then realize vibrating alert, feedback function while, effectively reduce power consumption, extend electronic equipment it is standby when
Between.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
Detailed description of the invention
Fig. 1 is a kind of electric connection structure schematic diagram for vibrating motor control system that the embodiment of the present invention provides；
Fig. 2 is the electric connection structure schematic diagram for another vibrating motor control system that the embodiment of the present invention provides.
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Attached drawing and preferred embodiment, to vibrating motor control system proposed according to the present invention and electronic equipment, specific embodiment,
Structure, feature and its effect, detailed description is as follows.In the following description, different " embodiment " or " embodiment " refers to not
It must be the same embodiment.In addition, the special characteristic, structure or feature in one or more embodiments can be by any suitable form
Combination.
Embodiment one
As shown in Figure 1,5 control system of a kind of vibrating motor that the embodiment of the present invention one proposes comprising：First processing
Device 1, second processing device 2 and oscillator driving device 3；The first output end and second processing of first processing unit 1
First output end of device 2 connects one or F, the first input of described or door F output end and the oscillator driving device 3
End connection, for enabling the oscillator driving device 3；The second output terminal and second processing device 2 of first processing unit 1
Second output terminal connect with the second input terminal of the oscillator driving device 3, for controlling the defeated of the oscillator driving device 3
It works out；Wherein, the oscillator driving device 3 with vibrating motor 5 for connecting, and controls the work shape of the vibrating motor 5
State.
Specifically, the first processing unit 1 can be that by the processor of operation, control and processing, for example, CPU or
Microprocessor, can be high performance processor, such as being responsible for the operation of processing operation system, user interface and wireless
The processor of connection etc., is also possible to the processor of the lower-performance of low-power consumption, such as be responsible for the acquisition of various sensing datas
With the processor of processing；Second processing device 2 is also that by the processor of operation, control and processing, such as CPU or micro-
Processor；It should be noted that reaching the technical effect of power saving when specifically used, preferably by 1 He of the first processing unit
Second processing device 2 is respectively set to two different processors of performance, such as the first processing unit 1 is high-performance processor,
Second processing device 2 is low performance processor；Two processing units in the electronic device it is specific connection and set-up mode can
To refer to the prior art, can also specifically be set according to specific needs.First processing unit 1 may include multiple outputs
End and multiple input terminals, wherein input terminal and output end can be the identical connecting pin of structure, i.e., by being preset at first
Program in reason device 1 come control in the connecting pin being connected in the first processing unit 1 which be input terminal which be output end,
Such as universal input/output connecting pin (General Purpose Input Output, abbreviation GPIO) and output end and defeated
The connecting pin circuit bus (Inter-Integrated Circuit, abbreviation IIC) can be set as by software by entering end；Same second
The structure of processing unit 2 can be identical as the structure of the first processing unit 1, and details are not described herein again；The first of first processing unit 1
Output end is connect with the first output end of second processing device 2 or door F, is somebody's turn to do or door F can be any in two processing units
Control signal is issued to oscillator driving device 3 in the case where one sending control signal, and the control signal is that enabled oscillator drives
The signal of dynamic device 3, such as high level；The second output terminal of first processing unit 1 and the second output of second processing device 2
The connection at end and the second input terminal of oscillator driving device 3, can be direct connection, is also possible to indirectly connect, such as
It is attached by analog switch or adapter, the of the second output terminal of the first processing unit 1 and second processing device 2
Two output ends are the output end that can issue control 5 working state signal of vibrating motor, such as the connecting pin IIC.Oscillator driving
Device 3 is the device for controlling the working condition of vibrating motor 5, such as controls starting vibration, stopping vibration for vibrating motor 5
Dynamic, vibration frequency, vibration time, Oscillation Amplitude etc., oscillator driving device 3 can be the control that can be realized above-mentioned function
Chip.
In the embodiment of the present invention, vibrating motor control system is connect by two processing units with oscillator driving device, and
Oscillator driving device is controlled, the first processing unit and second processing device in two of them processing unit pass through will be each
From the first output end composition or behind the door connect with the first input end of oscillator driving device, in this way when in two processing units
When any one sending makes to can control signal, so that it may enabled oscillator driving device；Second output of the first processing unit simultaneously
The second output terminal of end and second processing device is connect with the second input terminal of the oscillator driving device, two such processing dress
Setting middle sending allows the processing unit that can control signal to continue to issue the signal of control motor operations, and then by after enabled
Oscillator driving device can control the working condition of motor, as long as that is, one of processing unit work is realized
The control to vibrating motor is realized in control to oscillator driving device.To sum up, the vibrating motor control provided in the embodiment of the present invention
In system processed two processing units can using one as primary processing unit another as association's processing unit, and then in electronic equipment
In the case where the super power saving perhaps in the case where standby i.e. in the state of primary processing unit shutdown or suspend mode, energy
Enough drivings for controlling oscillator driving device by association's processing unit and realizing motor, without starting or waking up primary processing unit,
And then realize vibrating alert, feedback function while, effectively reduce power consumption, extend electronic equipment it is standby when
Between.
As shown in Figure 1, in specific implementation, 5 control system of vibrating motor provided in an embodiment of the present invention further includes：Mould
Quasi- switch 4, the input terminal of the analog switch 4 respectively with the second output terminal of first processing unit 1 and described second
The second output terminal of processing unit 2 connects；The channel selecting control terminal 43 of the analog switch 4 and the second processing device 2
Third output end connection；Wherein, the output end of the analog switch 4 and the second input terminal of the oscillator driving device 3 connect
It connects.
Specifically, analog switch 4 can be obtained by market purchasing, it is the switching switch for containing at least two channel,
I.e. analog switch 4 at least should include by channel selecting control terminal 43 control switching two channels, this two passes respectively by
Two input terminals and output end of analog switch 4 are constituted.Connect the first processing unit 1 of 4 input terminal of analog switch second is defeated
Outlet and the second output terminal of second processing device 2 are IC bus (Inter-Integrated Circuit, abbreviation
IIC) output end, IIC are a kind of multidirectional control buss, that is to say, that multiple chips may be coupled under same bus structure, together
When each chip all can serve as the voltage input of real-time Data Transmission, and then control can be exported by IC bus output end
The signal of 5 working condition of vibrating motor processed, in this way in the case where wherein access conducting, the first processing unit 1 or the
The signal of two processing units 2 output can be transferred to oscillator driving device 3 by analog switch 4.The third of second processing device 2
Output end is universal input/output end (General Purpose Input Output, abbreviation GPIO), and GPIO port can pass through
Software is each configured to input or export, it can it can also be used as input terminal as output end, it can when as output end
The switching signal that second processing device 2 issues is exported, and is transferred to the channel selecting control terminal 43 of analog switch 4, simulation is opened
It closes the channel be connected in 4 and switches to channel required for second processing device 2.
Further, the first processing unit 1 can be set to high-performance processor, such as is responsible for processing operation system fortune
The processor of row, user interface and wireless connection etc. sets low performance processor for second processing device 2, such as is responsible for
The processor of acquisition and the processing of various sensing datas.As shown in Figure 1, in this way can be by the normally closed defeated of the analog switch 4
Enter end 41 to connect with the second output terminal of first processing unit 1, the normally opened input terminal 42 of the analog switch 4 and described the
The second output terminal of two processing units 2 connects.
Specifically, as shown in Figure 1, when the first processing unit 1 is high-performance processor, second processing device 2 is low performance
Processor, and after having additional the analog switch 4 connected in the manner described above, vibrating motor 5 provided in an embodiment of the present invention is controlled
The working method of system processed can be：
Firstly, when being in normal mode using the electronic equipment of 5 control system of vibrating motor provided in an embodiment of the present invention
Under, when system boot, the first processing unit 1 is opened, and the second of the first processing unit of channel default choice 1 of analog switch 4 is defeated
Control interface of the outlet as oscillator driving device 3, i.e. control interface of the IIC as oscillator driver, analog switch 4 makes at this time
The channel constituted with normally closed input terminal 41 with output end, the enable pin of oscillator driving device 3 are in disabled state, the first processing
Its high first output end can be set in 1 start process of device and enables oscillator driving device 3, then pass through IIC to the normal of analog switch 4
It closes input terminal 41 and issues configuration signal, configure the parameter of oscillator driving device 3, oscillator driving device 3 can drive vibration at this time
Motor 5 and the working condition for controlling vibrating motor 5 drag down the first output end disability of the first processing unit 1 after the completion of configuration
Oscillator driving device 3 completes the control to vibrating motor 5, i.e. vibrational feedback or vibrating alert to have the function that power saving at this time
It completes.
Secondly, first processor in a dormant state, passes through second processing at this time when electronic equipment is under battery saving mode
Device 2 carries out the control of vibrating effect, need not wake up the first processing unit 1 at this time, can directly be filled by setting high second processing
2 second output terminal is set, then the third output end of second processing device 2 is sent out to the channel selecting control terminal 43 of analog switch 4
Switching signal out, access is switched to the output end of normally opened input terminal 42 and analog switch 4 by channel selecting control terminal 43, and this is logical
Road from the second output terminal of second processing device 2 to normally opened 42 transmission configuration signal of input terminal, and configures oscillator driving device 3
Parameter, oscillator driving device 3 can drive vibrating motor 5 and control the working condition of vibrating motor 5 at this time so that vibration horse
Up to 5 generate vibration effect, after the completion of configuration, drag down second processing device 2 second output terminal disability oscillator driver with
Have the function that power saving, and the third output end of second processing device 2 can be to the channel selecting control terminal 43 of analog switch 4
Switching signal is issued, the channel of analog switch 4 is switched back into the normally closed input terminal 41 of analog switch 4 and leading to for output end composition
Road.
To sum up, due to or door F presence, set high first processing unit 1 second output terminal and second processing device 2
At least one of two output end the two GPIO can enable oscillator driving device 3.
Furthermore, it is possible to the access of analog switch 4 is directly switch to normally opened in the case where electronic equipment is in ultra electric power-saving mode
On input terminal 42 and this channel of the output end of analog switch 4, in this way in the state that the first processing unit 1 is shut down, Ke Yizhi
It connects and controls oscillator driving device 3 using second processing device 2, and then realize the function of vibration, while there is the function for saving energy consumption
Energy.
As shown in Fig. 2, in specific implementation, the oscillator driving device 3 is provided with 31 He of IC bus input terminal
Pulse width modulates input terminal 32；The integrated electricity of the second output terminal of first processing unit 1 and the oscillator driving device 3
Road bus input end 31 connects, the pulse width of the second output terminal of the second processing device 2 and the oscillator driving device 3
Input terminal 32 is modulated to connect；Or, the pulse width of the second output terminal of first processing unit and the oscillator driving device
Input terminal connection is modulated, the second output terminal of the second processing device and the IC bus of the oscillator driving device are defeated
Enter end connection.
Specifically, when being not provided with analog switch 4, it can be directly using the IC bus in oscillator driving device 3
Input terminal and pulse width modulate input terminal, the input terminal of the signal as control 5 working condition of vibrating motor, i.e., for configuring
The signal of oscillator driving device 3 is inputted by above-mentioned two connecting pin, at this time two input terminals can respectively with the first processing unit 1
Connection, and connect with the second output terminal of second processing device 2.In this way, can also be by the first processing unit 1 and second processing
Device 2 is respectively set to high performance processing devices and low performance processing unit, can refer to as its working method above-mentioned by mould
The working method that quasi- switch 4 is, details are not described herein again.
As depicted in figs. 1 and 2, in specific implementation, 5 control system of vibrating motor provided in an embodiment of the present invention, is also wrapped
It includes：Resistance 6, one end of the resistance 6 are connect with the first input end of the oscillator driving device 3, the other end of the resistance 6
Ground connection.
Specifically, resistance may be considered a pull down resistor.By the setting of this pull down resistor, can oscillator be driven
The enable pin default of dynamic device 3 is in disabled state, prevents oscillator during switching on and shutting down at the first processing unit 1 and second
The control pin of reason device 2 malfunctions when being in uncontrollable state, and the enable pin default of driving device 3 is in mistake
Energy state can also reduce power consumption.As shown in Figure 1, in specific implementation, the first output end of first processing unit 1 is general
Input/output terminal；First output end of the second processing device 2 is universal input/output end；The oscillator driving device 3
First input end be control enable pin, furthermore the first input end of oscillator driving device can also connect for SPI, UART etc.
Mouthful.
As depicted in figs. 1 and 2, further, described or door F includes first diode 7 and the second diode 8, and described
One end of one diode 7 is connect with the first output end of first processing unit 1, one end of second diode 8 and institute
State the first output end connection of second processing device 2, the other end of the other end of the first diode 7 and the second diode 8
It is connect after connection with the first input end of the oscillator driving device 3.
Specifically, composition or door F mode in simple structure based on, wherein above-mentioned building form be preferable one
Kind.
Embodiment two
As shown in Figure 1, a kind of electronic equipment that the embodiment of the present invention two proposes comprising：The control of vibrating motor 5 system
System；5 control system of vibrating motor includes：First processing unit 1, second processing device 2 and oscillator driving device 3；Institute
The first output end for stating the first processing unit 1 connect one or F with the first output end of second processing device 2, described or door F
Output end connect with the first input end of the oscillator driving device 3, for enabling the oscillator driving device 3；Described
The second of the second output terminal of one processing unit 1 and the second output terminal of second processing device 2 and the oscillator driving device 3 is defeated
Enter end connection, for controlling the output services of the oscillator driving device 3；Wherein, the oscillator driving device 3 is used for and vibration
Motor 5 connects, and controls the working condition of the vibrating motor 5.
Specifically, the offer of above-described embodiment one can be used directly in vibrating motor control system described in the present embodiment two
Vibrating motor control system, concrete implementation structure can be found in related content described in above-described embodiment one, no longer superfluous herein
It states.
Wherein, electronic equipment can be portable electronic equipment, such as smartwatch, mobile phone, tablet computer, AR are set
Standby, VR equipment etc..
In the embodiment of the present invention, vibrating motor control system is connect by two processing units with oscillator driving device, and
Oscillator driving device is controlled, the first processing unit and second processing device in two of them processing unit pass through will be each
From the first output end composition or behind the door connect with the first input end of oscillator driving device, in this way when in two processing units
When any one sending makes to can control signal, so that it may enabled oscillator driving device；Second output of the first processing unit simultaneously
The second output terminal of end and second processing device is connect with the second input terminal of the oscillator driving device, two such processing dress
Set the signal that middle sending allows the processing unit that can control signal to be simultaneously emitted by control motor operations, and then by after enabled
Oscillator driving device can control the working condition of motor, as long as that is, one of processing unit work is realized
The control to vibrating motor is realized in control to oscillator driving device.To sum up, the vibrating motor control provided in the embodiment of the present invention
In system processed two processing units can using one as primary processing unit another as association's processing unit, and then in electronic equipment
In the case where the super power saving perhaps in the case where standby i.e. in the state of primary processing unit shutdown or suspend mode, energy
Enough drivings for controlling oscillator driving device by association's processing unit and realizing motor, without starting or waking up primary processing unit,
And then realize vibrating alert, feedback function while, effectively reduce power consumption, extend electronic equipment it is standby when
Between.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
It realizes by means of software and necessary general hardware platform, naturally it is also possible to pass through hardware.Based on this understanding, on
Stating technical solution, substantially the part that contributes to existing technology can be embodied in the form of software products in other words, should
Software product can store in readable storage medium storing program for executing, such as ROM/RAM, magnetic disk, CD, including some instructions are used so that one
Electronic equipment executes function described in certain parts of each embodiment or embodiment.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that：It still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of vibrating motor control system, which is characterized in that it includes：
First processing unit, second processing device and oscillator driving device；
First output end of first processing unit connect with the first output end of second processing device one or, it is described or
The output end of door is connect with the first input end of the oscillator driving device, for enabling the oscillator driving device；
The second output terminal of first processing unit and the second output terminal of second processing device and the oscillator driving device
The second input terminal connection, for controlling the output services of the oscillator driving device；
Wherein, the oscillator driving device with vibrating motor for connecting, and controls the working condition of the vibrating motor.
2. vibrating motor control system according to claim 1, which is characterized in that further include：
Analog switch, the input terminal of the analog switch respectively with the second output terminal of first processing unit and described
The second output terminal of two processing units connects；The of the channel selecting control terminal of the analog switch and the second processing device
The connection of three output ends；
Wherein, the output end of the analog switch is connect with the second input terminal of the oscillator driving device.
3. vibrating motor control system according to claim 2, which is characterized in that
The normally opened input terminal of the analog switch is connect with the second output terminal of the second processing device, the analog switch
Normally closed input terminal is connect with the second output terminal of first processing unit.
4. vibrating motor control system according to claim 3, which is characterized in that
The second output terminal of first processing unit and the second output terminal of second processing device are that IC bus is defeated
Outlet.
5. vibrating motor control system according to claim 2, which is characterized in that
The third output end of the second processing device is universal input/output end.
6. vibrating motor control system according to claim 1, which is characterized in that
The oscillator driving device is provided with IC bus input terminal and pulse width modulation input terminal；
The second output terminal of first processing unit is connect with the IC bus input terminal of the oscillator driving device, institute
The second output terminal for stating second processing device is connect with the pulse width of oscillator driving device modulation input terminal；
Or, the pulse width of the second output terminal of first processing unit and oscillator driving device modulation input terminal connects
It connects, the second output terminal of the second processing device is connect with the IC bus input terminal of the oscillator driving device.
7. vibrating motor control system according to claim 1, which is characterized in that further include：
Resistance, one end of the resistance are connect with the first input end of the oscillator driving device, another termination of the resistance
Ground.
8. vibrating motor control system according to claim 1, which is characterized in that
First output end of first processing unit is universal input/output end；First output of the second processing device
End is universal input/output end；
The first input end of the oscillator driving device is control enable pin.
9. vibrating motor control system according to claim 8, which is characterized in that
Described or door includes first diode and the second diode, one end of the first diode and first processing unit
The first output end connection, one end of second diode is connect with the first output end of the second processing device, described
Connect after the connection of the other end of the other end of first diode and the second diode with the first input end of the oscillator driving device
It connects.
10. a kind of electronic equipment, which is characterized in that it includes：
The vibrating motor control system as described in any in claim 1-9.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108923715B (en) | 2020-06-09 |
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