CN108881641A - Mobile device and its circuit breaking controlling method - Google Patents
Mobile device and its circuit breaking controlling method Download PDFInfo
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- CN108881641A CN108881641A CN201810879089.1A CN201810879089A CN108881641A CN 108881641 A CN108881641 A CN 108881641A CN 201810879089 A CN201810879089 A CN 201810879089A CN 108881641 A CN108881641 A CN 108881641A
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- module
- mobile device
- power supply
- switch
- acceleration
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72463—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions to restrict the functionality of the device
Abstract
The present invention relates to a kind of mobile device and its circuit breaking controlling methods.The mobile device includes power supply module, detection module, control module, power management module and switch module.The acceleration value that control module is detected according to detection module determines the motion conditions of mobile device, and the movement of falling object is in gravity direction in judgement mobile device, that is mobile device has that there are when overboard risk, it is immediately generated power supply open command, so that switch module control power supply module stops exporting supply voltage to power management module, to make the internal circuit of mobile device power off immediately, it is ensured that the safety of circuit avoids losing.
Description
Technical field
The present invention relates to mobile device fields, more particularly to a kind of mobile device and its circuit breaking controlling method.
Background technique
With the improvement of life and the development of mechanics of communication, more and more mobile devices (such as mobile phone, plate, notes
This computer etc.) generally used.However, most of mobile device does not have water-proof function, once the pole that falls into the water has
It may cause the damage of unrepairable, even if partial devices have waterproof power down function, connect in mobile device
It can just be powered off after contacting water, this power-down mode still is possible to cause a degree of loss there are waterlogged damage.
Summary of the invention
Based on this, it is necessary to once it existing is fallen into for existing mobile device due to not having waterproof power down function
It is very likely to cause the damage of unrepairable in water, to cause the problem of losing to a certain degree, provides a kind of mobile device
And its circuit breaking controlling method.
In order to achieve the object of the present invention, the present invention adopts the following technical scheme that：
A kind of mobile device, the mobile device include power supply module, and the mobile device further includes：
Detection module for detecting acceleration of the mobile device on gravity direction, and exports acceleration value；
Control module, the input terminal of the control module connect the output end of the detection module, for being added according to described
Velocity amplitude determines the motion conditions of the mobile device gravity direction, and is determining that the motion conditions are the movement of falling object
When, generate power supply open command；
Power management module, the input terminal of the power management module connect the feeder ear of the power supply module, the electricity
The controlled end of source control module connects the output end of the control module, for obtaining the supply voltage of the power supply module output
And it is instructed according to the distribution of the control module to operating circuit and distributes electric energy；
Switch module, the controlled end of the switch module connect the output end of the control module, the switch module
Control terminal connects the controlled end of the power supply module, for when receiving the power supply open command, controlling the power supply mould
Block stops exporting supply voltage to the power management module.
Above-mentioned mobile device, the acceleration value that control module is detected according to detection module to the motion conditions of mobile device into
Row determines, and is determining that mobile device is in the movement of falling object in gravity direction, i.e. mobile device has that there are overboard wind
When dangerous, it is immediately generated power supply open command, is powered so that switch module control power supply module stops exporting to power management module
Voltage, so that the internal circuit of mobile device be made to power off immediately, it is ensured that the safety of circuit avoids losing.
The mobile device further includes in one of the embodiments,：
Reseting module, the control terminal of the reseting module connect the reset terminal of the switch module, refer to for generating to reset
It enabling and exports to the switch module, the switch module cancels the control to the power supply module according to the reset instruction,
The power supply module exports supply voltage to the power management module.
The detection module includes in one of the embodiments,：
Unit is demarcated, the output end of the calibration unit connects the input terminal of the control module, for demarcating the shifting
The gravity direction of dynamic device；
Detection unit, the output end of the detection unit connect the input terminal of the control module, for detecting the shifting
The acceleration of dynamic device.
The calibration unit includes gravity sensor in one of the embodiments, and the detection unit includes acceleration
Sensor.
The switch module includes switch chip in one of the embodiments, and the power pins of the switch chip connect
The power management module is connect, the controlled pin of the switch chip is the controlled end of the switch module, the switch chip
Grounding pin ground connection, the enabled pin of the switch chip is the reset terminal of the switch module, the switch chip it is defeated
Pin is the control terminal of the switch module out.
The reseting module includes reset switch K and capacitor C in one of the embodiments, and the reset switch K's is normal
The first end of beginning and the capacitor C connect the control terminal as the reseting module altogether, and the normal-closed end of the reseting module is grounded,
The second end of the capacitor C is grounded.
In order to achieve the object of the present invention, the present invention also adopts the following technical scheme that：
A kind of circuit breaking controlling method is applied to mobile device as described above, includes the following steps：
Acceleration of the mobile device on gravity direction is detected, acceleration value is obtained；
Determine that the mobile device in the motion conditions of gravity direction, and is determining the movement according to the acceleration value
Power supply open command is generated when situation is the movement of falling object；
The power supply module, which is controlled, according to the power supply open command stops output supply voltage.
Above-mentioned circuit breaking controlling method determines the motion conditions of mobile device by the acceleration value of detection, and
Determine that mobile device is in the movement of falling object in gravity direction, i.e. mobile device has there are when overboard risk, gives birth to immediately
At power supply open command, stop output supply voltage to control power supply module, so that the internal circuit of mobile device be made to break immediately
Electricity, it is ensured that the safety of circuit avoids losing.
The circuit breaking controlling method further includes in one of the embodiments,：
Control of the revocation to the power supply module when receiving reset instruction, the power supply module export supply voltage.
Acceleration of the mobile device on gravity direction is detected in one of the embodiments, obtains acceleration value
The step of, including：
Demarcate the gravity direction of the mobile device；
The acceleration of the mobile device is detected on the gravity direction of calibration；Or
Detect the acceleration of the mobile device；
The gravity direction of the mobile device is demarcated, the acceleration on gravity direction is obtained.
Determine the mobile device in the movement feelings of gravity direction according to the acceleration value in one of the embodiments,
Condition, and determining the step of motion conditions is generate power supply open command when the movement of falling object, specially：
The acceleration value is judged whether in preset threshold range, if so, determining the movement feelings of the mobile device
Condition is the movement of falling object, generates power supply open command.
Detailed description of the invention
Fig. 1 is the system construction drawing of mobile device in an embodiment；
Fig. 2 is the system construction drawing of mobile device in another embodiment；
Fig. 3 is the circuit diagram that Fig. 1 and Fig. 2 mobile device is combined in an embodiment；
Fig. 4 is the method flow diagram of circuit breaking controlling method in an embodiment；
Fig. 5 is the method flow diagram of circuit breaking controlling method in another embodiment.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give presently preferred embodiments of the present invention.But the invention can be realized in many different forms, however it is not limited to this paper institute
The embodiment of description.On the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more thorough
Comprehensively.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
It is the system construction drawing of mobile device in an embodiment referring to Fig. 1, Fig. 1.
In the present embodiment, which includes power supply module 110, detection module 120, control module 130, power supply pipe
Manage module 140 and switch module 150.
Detection module 120 for detecting acceleration of the mobile device on gravity direction, and exports acceleration value.
Control module 130, the output end of the input terminal connecting detection module 120 of control module 130, for according to acceleration
Value determines that mobile device in the motion conditions of gravity direction, and when determining motion conditions for the movement of falling object, generates power supply
Open command.
Power management module 140, the feeder ear of the input terminal connection power supply module 110 of power management module 140, power supply pipe
The output end for managing the controlled end link control module 130 of module 140, for obtaining the supply voltage of the output of power supply module 110 simultaneously
It is instructed according to the distribution of control module 140 to operating circuit and distributes electric energy.
Switch module 150, the output end of the controlled end link control module 140 of switch module 150, switch module 150
Control terminal connects the controlled end of power supply module 110, for when receiving power supply open command, control power supply module 110 to stop
Supply voltage is exported to power management module 140.
In embodiments of the present invention, power supply module 110 be used under mobile device normal operating conditions to mobile device into
Row power supply, be judged as being in the movement of falling object on gravity direction in mobile device, that is, be likely to be in fall or
When overboard state, it is controlled by switch module 150 and stops powering to mobile device, fall into water and cause to avoid mobile device
The potential risk of irrecoverability damage.Wherein, power supply module 110 specifically can be battery.
In embodiments of the present invention, detection module 120 is to refer to carry out direction calibration under mobile device moving condition
With the module of acceleration detection.Specifically, when mobile device is in moving condition, detection module 120 can first demarcate movement
Gravity direction in device moving process, then detects the acceleration of mobile device on the gravity direction of calibration, and output accelerates
Angle value；Alternatively, detection module 120 can also first detect the acceleration in each Kinematic Decomposition direction of mobile device, then calibration movement
Gravity direction in device moving process obtains corresponding acceleration value and is exported on the gravity direction of calibration.
Detection module 120 includes calibration unit and detection unit in one of the embodiments,.
The input terminal for demarcating the output end link control module 130 of unit, for demarcating the gravity direction of mobile device；Inspection
The input terminal for surveying the output end link control module 130 of unit, for detecting the acceleration of mobile device.Specifically, calibration is single
Member includes gravity sensor, and detection unit includes uniaxial or multiaxis acceleration transducer, and gravity sensor and acceleration pass
Sensor is connect by IC bus with control module 130.When calibration unit first demarcates gravity direction, then detection unit exists
When detecting acceleration on the gravity direction of calibration, then detection unit can be uniaxial acceleration transducer；Certainly, detection unit
It is also possible to the acceleration transducer of three axis, detection unit first detects the acceleration of motion of mobile device all directions, then passes through
The calibration that unit carries out gravity direction is demarcated, the gravity direction acceleration value in detection unit detected value is chosen.
In embodiments of the present invention, control module 130 is to refer to analysis to determine the detection data of detection module 120, control
Power management module 140 processed distributes electric energy and control switch module 150 executes the module of power supply open command, specifically can wrap
Include CPU (Central Processing Unit, central processing unit).The input terminal connecting detection module 120 of control module 130
Output end, the output end of control module 130 be separately connected control power management module 140 controlled end and switch module 150
Controlled end.
Specifically, when detection module 120 exports the acceleration value on gravity direction, control module 130 is to the acceleration
Value carries out analysis comparison, to determine the motion conditions of mobile device, when detection module 120 determines the fortune of mobile device gravity direction
When emotionally condition is in the movement of falling object, then it is assumed that there are overboard risks for mobile device, are immediately generated power supply open command simultaneously
It exports to switch module.Control module 130 compares acceleration value and preset threshold range in one of the embodiments,
Compared with when acceleration value is in preset threshold range, then determining that the motion conditions of mobile device gravity direction are in freely falling body
Movement, wherein preset threshold range is acceleration of gravity value range, can be set according to the geographical location mobile device Chang Chu
When determining, such as can be 0.9g~1.0g, g is acceleration of gravity.
In embodiments of the present invention, power management module 140 refers to the module for being able to carry out power management, specifically can wrap
Include PMIC (Power Management IC, power management integrated circuit).The input terminal of power management module 140 connects power supply
The feeder ear of module 110, the output end of the controlled end link control module 130 of power management module 140, power management module
140 output end is separately connected the power end of detection module 120 and the power end of switch module 150.It is in just in mobile device
In normal situation, power management module 140 obtains the supply voltage that power supply module 110 exports and according to the distribution of control module 130
It instructs to operating circuit and distributes electric energy；When mobile device is when gravity direction is in the movement of falling object, due to power supply module
110 stop the output of supply voltage, and power management module 140 is in off-position, stop the distribution to operating circuit electric energy.Its
In, operating circuit includes the internal pull-up circuit of detection module 120, switch module 150 and other mobile devices.
In embodiments of the present invention, switch module 150 is to refer to be stopped according to power supply open command control power supply module 110
Only export the module of supply voltage.The output end of the controlled end link control module 130 of switch module 150, switch module 150
The controlled end of control terminal connection power supply module 110.When switch module 150 receives power supply open command, then power supply mould is controlled
Block 110 stops exporting supply voltage to power management module 140.
Mobile device provided in an embodiment of the present invention, the acceleration value pair that control module 130 is detected according to detection module 120
The motion conditions of mobile device are determined, and are in the movement of falling object in gravity direction in judgement mobile device, that is, are moved
Dynamic device has there are when overboard risk, is immediately generated power supply open command, so that switch module 150 controls power supply module 110
Stop exporting supply voltage to power management module 140, so that the internal circuit of mobile device be made to power off immediately, it is ensured that circuit
Safety avoids losing.
Referring to fig. 2, Fig. 2 is the system construction drawing of mobile device in another embodiment.
In the present embodiment, which includes power supply module 110, detection module 120, control module 130, power supply pipe
Manage module 140, switch module 150 and reseting module 160.
In embodiments of the present invention, power supply module 110, detection module 120, control module 130, power management module 140,
The associated description of switch module 150 is described referring to the corresponding of a upper embodiment, and details are not described herein.
In embodiments of the present invention, the reset terminal of the control terminal connection switch module 150 of reseting module 160, for generating
Reset instruction is simultaneously exported to switch module 150, and switch module 150 cancels the control to power supply module 110 according to reset instruction, supplies
Electric module 110 exports supply voltage to power management module 140.Reseting module 160 can be shifting in one of the embodiments,
The power supply key mapping of dynamic device, user make reseting module 160 generate reset instruction by pressing power supply key mapping, and reseting module 160 will
Reset instruction is exported to switch module 150, and switch module 150 stops the power-off to power supply module 110 and controls, power supply module 110
Again supply voltage is provided for power management module 140, mobile device can be with normal boot-strap.
Mobile device provided in an embodiment of the present invention, the acceleration value pair that control module 130 is detected according to detection module 120
The motion conditions of mobile device are determined, and are in the movement of falling object in gravity direction in judgement mobile device, that is, are moved
Dynamic device has there are when overboard risk, is immediately generated power supply open command, so that switch module 150 controls power supply module 110
Stop exporting supply voltage to power management module 140, so that the internal circuit of mobile device be made to power off immediately, it is ensured that circuit
Safety avoids losing；Meanwhile by the generation of 160 reset instruction of reseting module, so that the conduct of switch module 150 can
The physical switch of recovery formula is restored to reset condition, stops the power-off to power supply module 110 and controls, so that 110 weight of power supply module
It newly powers for mobile device, mobile device can be with normal boot-strap.
It is in conjunction with the physical circuit figure inside mobile device in Fig. 1 and Fig. 2 embodiment referring to Fig. 3, Fig. 3.For the ease of saying
Bright, only parts related to embodiments of the present invention are shown, and details are as follows：
In embodiments of the present invention, switch module 150 includes switch chip S, the power pins VDD connection of switch chip S
Power management module 140, the controlled pin CTRL of switch chip S are the controlled end of switch module 150, the ground connection of switch chip S
Pin GND ground connection, the enabled pin EN of switch chip S are the reset terminal of switch module 150, the output pin of switch chip S
OUTPUT is the control terminal of switch module 150.
In embodiments of the present invention, reseting module 160 include reset switch K and capacitor C, the normally open end of reset switch K with
The first end of capacitor C connects the control terminal as reseting module 160 altogether, and the normal-closed end of reseting module 160 is grounded, and the second of capacitor C
End ground connection.
In embodiments of the present invention, detection module 120 includes gravity sensor GS and acceleration transducer AS, control module
130 include cpu chip, and power management module 140 includes PMIC chip.Input pin INT, the data line of gravity sensor GS
Input pin INT, data line SDA, the clock cable SCL of SDA, clock cable SCL and acceleration transducer AS connect respectively
Connect the input pin GIPO of cpu chip, the power pins of gravity sensor GS and the power pins difference of acceleration transducer AS
Connect the output pin L of PMIC chip, the grounding pin of the grounding pin GND and acceleration transducer AS of gravity sensor GS
GND is grounded respectively.The power supply of input pin GIPO, the PMIC chip of the controlled pin CTRL connection cpu chip of PMIC chip is defeated
Enter pin PWR-IN connection power supply module 110.
Mobile device provided in an embodiment of the present invention, cpu chip are examined according to gravity sensor GS and acceleration transducer AS
The acceleration value of survey determines the motion conditions of mobile device, and is in freedom in gravity direction in judgement mobile device
Falling, i.e. mobile device have there are when overboard risk, are immediately generated power supply open command, so that switch chip S is controlled
Power supply module 110 stops exporting supply voltage to PMIC chip, so that the internal circuit of mobile device be made to power off immediately, it is ensured that electricity
The safety on road avoids losing；Meanwhile by the pressing of reset switch K, so that switch chip S is as renewable type
Physical switch is restored to reset condition, stops the power-off to power supply module 110 and controls, so that power supply module 110 is again movement
Device power supply, mobile device can be with normal boot-strap.
Referring to fig. 4, Fig. 4 is the method flow for being applied to the circuit breaking controlling method of mobile device as described above in an embodiment
Figure.
In the present embodiment, which includes step S101, S102 and S103.Details are as follows：
In S101, acceleration of the mobile device on gravity direction is detected, acceleration value is obtained.
In embodiments of the present invention, when mobile device is in moving condition, step S101 can first demarcate mobile device
Then gravity direction in moving process detects the acceleration of mobile device on the gravity direction of calibration, obtain acceleration value；
Alternatively, step S101 can also first detect the acceleration in each Kinematic Decomposition direction of mobile device, it is mobile then to demarcate mobile device
Gravity direction in the process obtains corresponding acceleration value and is exported on the gravity direction of calibration.
S101 includes step S1011 and S1012 in one of the embodiments,.
Wherein, S1011 is specially the gravity direction for demarcating mobile device.S1012 is specially on the gravity direction of calibration
Detect the acceleration of mobile device.
S101 includes step S1013 and S1014 in one of the embodiments,.
Wherein, S1013 is specially the acceleration for detecting mobile device.S1014 is specially the gravity side for demarcating mobile device
To, obtain gravity direction on acceleration.
In S102, determine that mobile device moves feelings in the motion conditions of gravity direction, and in judgement according to acceleration value
Power supply open command is generated when condition is the movement of falling object.
In embodiments of the present invention, after the acceleration value that step S101 obtains on gravity direction, step S102 adds this
Velocity amplitude carries out analysis comparison, to determine the motion conditions of mobile device, when the motion conditions for determining mobile device gravity direction
When in the movement of falling object, then it is assumed that there are overboard risks for mobile device, are immediately generated power supply open command.
In one of the embodiments, step S102 be specially judge acceleration value whether in preset threshold range, if
It is then to determine that the motion conditions of mobile device for the movement of falling object, generate power supply open command.Wherein, preset threshold range
It is acceleration of gravity value range, can be set according to the geographical location mobile device Chang Chu, such as can be 0.9g~1.0g
When, g is acceleration of gravity.
In S103, power supply module is controlled according to power supply open command and stops output supply voltage.
Circuit breaking controlling method provided in an embodiment of the present invention, by the acceleration value of detection to the motion conditions of mobile device
Determined, and determining that mobile device is in the movement of falling object in gravity direction, is i.e. mobile device has that there are overboard
When risk, it is immediately generated power supply open command, stops output supply voltage to control power supply module, to make the interior of mobile device
Portion's circuit powers off immediately, it is ensured that the safety of circuit avoids losing.
Referring to Fig. 5, Fig. 5 is the method stream for being applied to the circuit breaking controlling method of mobile device as described above in another embodiment
Cheng Tu.
In the present embodiment, which includes step S201, S202, S203 and S204.Details are as follows：
In embodiments of the present invention, step S201, S202 and S203 referring to step S101, S102 in a upper embodiment with
And the associated description of S103, details are not described herein.
In S204, control of the revocation to power supply module when receiving reset instruction, power supply module exports supply voltage.
In embodiments of the present invention, the power supply key mapping that reset instruction can be pressed mobile device by user generates.Pass through step
Rapid S204 stops the power-off to power supply module and controls, and power supply module provides supply voltage again for mobile device, and mobile device can
With normal boot-strap.
Circuit breaking controlling method provided in an embodiment of the present invention, by the acceleration value of detection to the motion conditions of mobile device
Determined, and determining that mobile device is in the movement of falling object in gravity direction, is i.e. mobile device has that there are overboard
When risk, it is immediately generated power supply open command, stops output supply voltage to control power supply module, to make the interior of mobile device
Portion's circuit powers off immediately, it is ensured that the safety of circuit avoids losing；Meanwhile by the generation of reset instruction, so that switch
Physical switch of the module as renewable type is restored to reset condition, stops the power-off to power supply module and controls, so that power supply mould
Block is mobile device power supply again, and mobile device can be with normal boot-strap.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of mobile device, which is characterized in that the mobile device includes power supply module, and the mobile device further includes：
Detection module for detecting acceleration of the mobile device on gravity direction, and exports acceleration value；
Control module, the input terminal of the control module connect the output end of the detection module, for according to the acceleration
Value determines the mobile device in the motion conditions of gravity direction, and when determining the motion conditions for the movement of falling object,
Generate power supply open command；
Power management module, the input terminal of the power management module connect the feeder ear of the power supply module, the power supply pipe
The controlled end of reason module connects the output end of the control module, for obtaining the supply voltage and root of the power supply module output
It instructs according to the distribution of the control module to operating circuit and distributes electric energy；
Switch module, the controlled end of the switch module connect the output end of the control module, the control of the switch module
End connects the controlled end of the power supply module, stops for when receiving the power supply open command, controlling the power supply module
Only supply voltage is exported to the power management module.
2. mobile device according to claim 1, which is characterized in that the mobile device further includes：
Reseting module, the control terminal of the reseting module connect the reset terminal of the switch module, for generating reset instruction simultaneously
To the switch module, the switch module cancels the control to the power supply module according to the reset instruction, described for output
Power supply module exports supply voltage to the power management module.
3. mobile device according to claim 1, which is characterized in that the detection module includes：
Unit is demarcated, the output end of the calibration unit connects the input terminal of the control module, for demarcating the mobile dress
The gravity direction set；
Detection unit, the output end of the detection unit connect the input terminal of the control module, for detecting the mobile dress
The acceleration set.
4. mobile device according to claim 3, which is characterized in that the calibration unit includes gravity sensor, described
Detection unit includes acceleration transducer.
5. mobile device according to claim 2, which is characterized in that the switch module includes switch chip, described to open
The power pins for closing chip connect the power management module, the controlled pin of the switch chip be the switch module by
End is controlled, the grounding pin ground connection of the switch chip, the enabled pin of the switch chip is the reset terminal of the switch module,
The output pin of the switch chip is the control terminal of the switch module.
6. mobile device according to claim 2, which is characterized in that the reseting module includes reset switch K and capacitor
The first end of C, the normally open end of the reset switch K and the capacitor C connect the control terminal as the reseting module altogether, described multiple
The normal-closed end ground connection of position module, the second end ground connection of the capacitor C.
7. a kind of circuit breaking controlling method is applied to mobile device as claimed in any one of claims 1 to 6, which is characterized in that packet
Include following steps：
Acceleration of the mobile device on gravity direction is detected, acceleration value is obtained；
Determine that the mobile device in the motion conditions of gravity direction, and is determining the motion conditions according to the acceleration value
To generate power supply open command when the movement of falling object；
The power supply module, which is controlled, according to the power supply open command stops output supply voltage.
8. circuit breaking controlling method according to claim 7, which is characterized in that the circuit breaking controlling method further includes：
Control of the revocation to the power supply module when receiving reset instruction, the power supply module export supply voltage.
9. circuit breaking controlling method according to claim 7, which is characterized in that detect the mobile device on gravity direction
Acceleration, obtain acceleration value the step of, including：
Demarcate the gravity direction of the mobile device；
The acceleration of the mobile device is detected on the gravity direction of calibration；Or
Detect the acceleration of the mobile device；
The gravity direction of the mobile device is demarcated, the acceleration on gravity direction is obtained.
10. circuit breaking controlling method according to claim 9, which is characterized in that determine the shifting according to the acceleration value
Device is moved in the motion conditions of gravity direction, and is referred to determining the motion conditions to generate power supply disconnection when the movement of falling object
The step of enabling, specially：
The acceleration value is judged whether in preset threshold range, if so, determining that the motion conditions of the mobile device are
The movement of falling object generates power supply open command.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109639875A (en) * | 2018-12-20 | 2019-04-16 | 华勤通讯技术有限公司 | A kind of electronic equipment drowning protection method and device, electronic equipment and computer readable storage medium |
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