CN106294048B - The anti-static electricity interference method and device and display screen of display screen - Google Patents
The anti-static electricity interference method and device and display screen of display screen Download PDFInfo
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- CN106294048B CN106294048B CN201610716122.XA CN201610716122A CN106294048B CN 106294048 B CN106294048 B CN 106294048B CN 201610716122 A CN201610716122 A CN 201610716122A CN 106294048 B CN106294048 B CN 106294048B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
- G06F11/2221—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested to test input/output devices or peripheral units
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/3003—Monitoring arrangements specially adapted to the computing system or computing system component being monitored
- G06F11/3041—Monitoring arrangements specially adapted to the computing system or computing system component being monitored where the computing system component is an input/output interface
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/3058—Monitoring arrangements for monitoring environmental properties or parameters of the computing system or of the computing system component, e.g. monitoring of power, currents, temperature, humidity, position, vibrations
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
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Abstract
The present invention relates to a kind of anti-static electricity interference methods of display screen.The method comprising the steps of: receiving the trigger signal of the screen body of display screen；The information of the status register of screen body is read according to trigger signal；Judge whether the working condition for shielding body is abnormal according to the information of status register, if so, resetting display screen.The present invention also provides a kind of anti-static electricity interference devices of display screen, comprising: signal receiving module, information reading module and display screen reset module.The anti-static electricity interference method and device of above-mentioned display screen then resets display screen if screen body, by electrostatic interference, the information of status register illustrates to shield body running abnormal state.In this way, resetting display screen in time when determining screen body running abnormal state, restore display information in time, prevents display information from losing, display effect is preferable.The present invention also provides a kind of display screen, above-mentioned display screen, due to using anti-static electricity interference device, the effect of anti-static electricity interference is good, and display effect is preferable.
Description
Technical field
The present invention relates to display screen technology field, in particular to the anti-static electricity interference method and device of a kind of display screen and aobvious
Display screen.
Background technique
The smart phone of touching display screen is widely available.But the easy to carry a large amount of electrostatic of human body itself, it is touched in people
It during touching display screen, is easy to discharge to mobile phone, to interfere display screen, display information is lost, and shows picture
Phenomena such as face is abnormal, shows as display flashing, flower screen, influences user experience.
Generally, display screen includes system end and screen body end, and electrostatic interference is easy through system end and shields the connection of body end
Interface enters display screen, causes the driving chip operation irregularity of screen body end, normally shows to influence screen body end.Traditional preventing is quiet
The method of electrical interference is to increase electrostatic protection module between system end and the interface of screen body end, when electrostatic passes through system end and screen
The connecting interface of body end enters display screen, which avoids electrostatic from interfering display screen.
But the method for traditional anti-static electricity interference can also lose display information while static electricity discharge, so as to cause
Display effect is bad.
Summary of the invention
Based on this, it is necessary to for the problem that the method for above-mentioned traditional anti-static electricity interference causes display effect bad, mention
For the anti-static electricity interference method and device and display screen of a kind of display screen.
A kind of anti-static electricity interference method of display screen, comprising steps of
Receive the trigger signal of the screen body of the display screen；
The information of the status register of the screen body is read according to the trigger signal；
Judge whether the working condition of the screen body is abnormal according to the information of the status register, if so, resetting institute
State display screen.
The step of resetting display screen is in one of the embodiments: in the non-effective of the trigger signal
Show that data time section resets the display screen.
The trigger signal is screen body refresh signal in one of the embodiments,.
The step of resetting display screen includes: according to the status register in one of the embodiments,
Information judges whether the working condition of the special module of the screen body is abnormal, if so, the screen body is reset, if it is not, then resetting
The system of the display screen, wherein the special module is the module that the replacement process of the system is not related to.
The step of resetting screen body includes: the main control module for resetting the screen body in one of the embodiments,；
The main control module reads the data of the memory module of the screen body；Shield body described in the main control module auto-initiation.
The step of information that the status register is read according to the trigger signal in one of the embodiments,
It is: reads the information of the status register in the non-effective display data time section of the trigger signal.
A kind of anti-static electricity interference device of display screen, comprising:
Signal receiving module, the trigger signal of the screen body for receiving the display screen；
Information reading module, the information of the status register for reading the screen body according to the trigger signal；
Display screen reset module, for judged according to the information of the status register screen body working condition whether
It is abnormal, if so, resetting the display screen.
The display screen resetting module is also used to the non-effective display in the trigger signal in one of the embodiments,
Data time section resets the display screen.
The display screen resetting module is also used to be sentenced according to the information of the status register in one of the embodiments,
Break the screen body special module working condition it is whether abnormal, if so, the screen body is reset, if it is not, then resetting described aobvious
The system of display screen, wherein the special module is the module for resetting the program of the system and not being related to.
The display screen resetting module is also used to reset the main control module of the screen body, institute in one of the embodiments,
The data that main control module reads the memory module of the screen body are stated, and shield body described in the main control module auto-initiation.
The information reading module is also used to the non-effective display number in the trigger signal in one of the embodiments,
The information of the status register is read according to the period.
The anti-static electricity interference method and device of above-mentioned display screen shields the status register output of body in display screen work
Information response screen body working condition.When screen body is by electrostatic interference, when working condition exception, status register output abnormality
Information.The information that the status register of screen body is read according to trigger signal, the information further according to status register are that can determine whether to shield
Whether the working condition of body is abnormal.If shielding body by electrostatic interference, the information of status register illustrates that screen body running state is different
Often, then display screen is reset.In this way, resetting display screen in time when determining screen body running abnormal state, restore display letter in time
Breath prevents display information from losing, and display effect is preferable.
A kind of display screen, including system and screen body, the system comprises anti-static electricity interferences described in any of the above embodiment
Device；The screen body includes main control module, memory module and status register；The main control module includes basic module and special
Module, the main control module are connect with the status register, and the status register is for showing the basic module and institute
The working condition of special module is stated, the main control module is connect with the memory module, and the main control module can read described
The data of memory module.
Above-mentioned display screen, due to using anti-static electricity interference device, when screen body is by electrostatic interference, working condition is abnormal
When, status register output abnormality information.Anti-static electricity interference device reads the letter of the status register of screen body according to trigger signal
Breath, the information further according to status register are that can determine whether the working condition of screen body is abnormal.If shielding body by electrostatic interference,
The information of status register illustrates screen body running abnormal state, then anti-static electricity interference device resets display screen.In this way, antistatic is dry
Device is disturbed when detecting screen body running abnormal state, resets display screen in time, restores display information in time, prevents display information
It loses, display effect is preferable.
Detailed description of the invention
Fig. 1 is the flow diagram of the anti-static electricity interference method of the display screen of one embodiment of the invention；
Fig. 2 is the flow diagram of the anti-static electricity interference method of the display screen of another embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the anti-static electricity interference device of the display screen of one embodiment of the invention；
Fig. 4 is the structural schematic diagram of the display screen of one embodiment of the invention.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.
A kind of anti-static electricity interference method of display screen is abnormal for preventing display screen from being occurred display picture after electrostatic interference
The case where.In the present embodiment, for display screen by taking touch screen as an example, display screen includes system and screen body.System is for receiving screen body
Show signal, and according to the display signal control flow body.Shielding body includes main control module, memory module and status register.
Main control module is used for the display picture of control flow body.Main control module includes basic module and special module, wherein base
This module is used for the display picture of the software control screen body by control flow body, and special module is used for the hardware by control flow body
The display picture of control flow body.It should be noted that system can carry out read operation and write operation to basic module, that is,
It says, system can control basic module, can reset to basic module to system resetting (initializing to system).System
System can only carry out read operation to special module, that is to say, that system not can control special module, cannot only complete to system resetting
Resetting to special module.The resetting of screen body then can simultaneously reset basic module and special module.
Memory module is used to store the display data of screen body, and main control module connect with memory module, when needs to shield body into
When row resetting, before setting to screen weight, main control module reads the display data in memory module first, to prevent setting to screen weight
Afterwards, loss of data is shown.
Main control module is connect with status register, and status register is used to react the work shape of basic module and special module
State.In this way, judge the working condition of basic module and special module according to the information of status register with can be convenient.Further
Ground, status register are provided with basic module position and special module position, and basic module position and special module position react basic respectively
The working condition of module and the working condition of special module.For example, the information data of basic module position is 0, then basic mould is reacted
Block working condition is abnormal, and the information data of basic module position is 1, then it is normal to react basic module working condition；Similarly, special mould
The information data of block position is 0, then reacts special module working condition exception, and the information data of special module position is 1, then reacts special
Different module working condition is normal.
Fig. 1 is please referred to, is the flow diagram of the anti-static electricity interference method of the display screen of an embodiment.As shown in Figure 1, should
Anti-static electricity interference method includes: step S110, receives the trigger signal of the screen body of display screen.Specifically, in the present embodiment, system
The trigger signal of receiving screen body shields touching of the body refresh signal as system using the frame synchronizing signal (TE signal) that screen body generates
It signals, can guarantee that screen body picture refreshing speed is consistent with the speed of system read-write in this way, prevent picture refreshing from having remaining
Phenomenon (tearing effect, i.e. TE).In the present embodiment, system receive screen body trigger signal, that is, start execute prevent it is quiet
The operation of electrical interference.
Step S130 reads the information of the status register of screen body according to trigger signal.Specifically, in the present embodiment, it is
System receives the trigger signal of screen body, starts read screen operation.Further, system reads the letter of the status register of screen body
Breath.Status register is stored with the work state information of basic module and special module, i.e., the letter stored by status register
Breath can be determined that whether the working condition of basic module and special module is abnormal.For example the work of basic module includes control flow body
The id information (date of manufacture, number, manufacturer etc.) of display screen body shields the power supply status and timing waveform state (timing of body
The time sequence status that waveform state response screen body is lighted) etc..The working condition of special module is to shield the work of the drive control chip of body
Make state.
Step S150 judges whether the working condition for shielding body is abnormal according to the information of status register, if so, resetting is aobvious
Display screen.Specifically, in the present embodiment, system can determine whether screen body basic module and special mould according to the information of status register
Whether the working condition of block is abnormal.In this way, can be determined that screen according to the information of status register when display screen is by electrostatic interference
The working condition of body is abnormal, next, system executes the operation of resetting display screen, restores the display information of display screen in time, makes
Display screen restores to work normally.After resetting display screen, display screen restores to work normally, and system continues to the triggering letter of screen body
Number.If the information response display screen of status register is working properly, system continues to the trigger signal of screen body, system
According to trigger signal, constantly reads the information of the status register of screen body and judge whether the working condition for shielding body is abnormal, with
Just in display screen by electrostatic interference, when leading to display screen operation irregularity, system takes the operation of resetting display screen in time, in time
Restore display information, avoids display picture abnormal.
Above-mentioned anti-static electricity interference method shields the information response screen body of the status register output of body in display screen work
Working condition.When screen body is by electrostatic interference, when working condition exception, status register output abnormality information.System according to
Trigger signal reads the information of the status register of screen body, and the information further according to status register is the work shape that can determine whether screen body
Whether state is abnormal.If shielding body by electrostatic interference, the information of status register illustrates to shield body running abnormal state, then resetting is aobvious
Display screen.In this way, system resets display screen when determining screen body running abnormal state in time, restores display information in time, prevent
Show that information is lost, display effect is preferable.
It should be noted that the time of the reset process of display screen is very short, the order of magnitude is ns grades, can be extensive after resetting
The phenomenon that showing information again, not will cause display flower screen, splashette.
The step of resetting display screen in one of the embodiments, is the non-effective display data time section in trigger signal
Reset display screen.Specifically, trigger signal is to shield the frame synchronizing signal (TE signal) that body generates to shield body refresh signal, shields body brush
New signal is divided into effectively display data time section and non-effective display data time section.In effectively display data time section, shield body
To the display data of system transmission screen body.In non-effective display data time section, shield body not to the display number of system transmission screen body
According to therefore, non-effective display data time section is also referred to as blank area.The resetting of display screen is acted in non-effective display data
Between Duan Zhihang, can occur in this way to avoid the resetting of display screen in effectively display data time section, avoid display screen resetting and aobvious
Registration according to transmission conflict, so that it is abnormal to avoid display.
It referring to figure 2., is the flow diagram of the anti-static electricity interference method of the display screen of another embodiment.As shown in Fig. 2,
The step of resetting display screen includes: step S170, and the work shape of the special module of screen body is judged according to the information of status register
Whether state is abnormal, if so, resetting screen body, if it is not, the system for then resetting display screen, wherein special module is the resetting of system
The module that program is not related to.
Specifically, it has been observed that display screen includes system and screen body, the resetting of display screen includes resetting and the screen body of system
Resetting.The main control module for shielding body includes basic module and special module, and basic module is the module that the replacement process of system is related to,
Special module is the module that the replacement process of system is not related to.That is, can be reset to basic module to system resetting.Only
Resetting to special module cannot be completed to system resetting.Basic module and special module are then reset simultaneously to the resetting of screen body.
Therefore, when system determines the working condition exception of screen body according to the information of status register, system further judges special mould
Whether the working condition of block is abnormal.If the working condition of special module is abnormal, system issues resetting order to screen body, to screen
Weight sets the resetting completed to display screen.Abnormal if not the working condition of special module, then explanation is the work of basic module
Make abnormal state, at this moment only needs reset system that the resetting of display screen can be completed.In this way, when display screen is by electrostatic interference
When, sub-module judgement is carried out to screen body according to the information of status register, further according to the different of basic module and special module
Reason condition, reset system and screen body, can make display screen resetting have specific aim, improve the efficiency of display screen resetting, together respectively
When avoid the wasting of resources.
The step of resetting screen body includes: the main control module of resetting screen body in one of the embodiments,；Main control module is read
Shield the data of the memory module of body；Main control module auto-initiation screen body.
Specifically, when system judges the working condition exception of special module of screen body according to the information of status register,
System issues resetting order to screen body.Further, system issues resetting order to the main control module of screen body, and main control module receives
To after resetting order, the display data stored in reading memory module first, then main control module resets screen body automatically, shields weight
Set the display data displaying picture that screen body can continue with reading later, i.e., it is automatic to restore display information.Weight can be prevented in this way
After setting screen body, shield the display loss of data of body, to avoid influencing the display picture that screen weight postpones.
It is according to the step of information of trigger signal read status register in one of the embodiments: believes in triggering
Number non-effective display data time section read status register information.
Specifically, the movement of the information of read status register is executed in non-effective display data time section, in this way can be with
Avoid read states register movement occur effectively display data time section, avoid read status register data transmit with
The conflict of display data transmissions, so that it is abnormal to avoid display.
It referring to figure 3., is the structural schematic diagram of the anti-static electricity interference device of the display screen of an embodiment.As shown in figure 3, one
The anti-static electricity interference device 100 of kind display screen, including signal receiving module 110, signal reading module 130 and display screen reset mould
Block 150.Wherein, signal receiving module 110 is used to receive the trigger signal of the screen body of display screen.Information reading module 130 is used for
The information of the status register of screen body is read according to trigger signal.Display screen resets module 150 and is used for according to status register
Information judges whether the working condition for shielding body is abnormal, if so, resetting display screen.
The anti-static electricity interference device 100 of above-mentioned display screen shields the letter of the status register output of body in display screen work
The working condition of breath reaction screen body.When screen body is by electrostatic interference, when working condition exception, status register output abnormality letter
Breath.Information reading module 130 reads the information of the status register of screen body according to trigger signal, and display screen resets module 150
Information according to status register is that can determine whether the working condition of screen body is abnormal.If shielding body by electrostatic interference, state is posted
The information of storage illustrates to shield body running abnormal state, the display screen resetting resetting display screen of module 150.In this way, display screen resets mould
Block 150 resets display screen when determining screen body running abnormal state in time, restores display information in time, prevents display information
It loses, display effect is preferable.
Display screen resetting module 150 is also used to the non-effective display data in trigger signal in one of the embodiments,
Period resets display screen.
Display screen resetting module 150 is also used to judge to shield according to the information of status register in one of the embodiments,
Whether the working condition of the special module of body is abnormal, if so, resetting screen body, if it is not, the system for then resetting display screen, wherein
Special module is the module that the program of reset system is not related to.
Display screen resetting module 150 is also used to reset the main control module of screen body, main control module in one of the embodiments,
Read the data of the memory module of screen body, and main control module auto-initiation screen body.
Information reading module 130 is also used in the non-effective display data of trigger signal in one of the embodiments,
Between section read status register information.
It referring to figure 4., is the structural schematic diagram of the display screen of an embodiment.As shown in figure 4, a kind of display screen 200, including
System 210 and screen body 220.System 210 includes the anti-static electricity interference device 211 of any of the above embodiment.Shielding body 220 includes master control
Module 221, memory module 222 and status register 230；Main control module 221 includes basic module 221a and special module 221b,
Main control module 221 is connect with status register 230, and status register 230 is for showing basic module 221a and special module
The working condition of 221b, main control module 221 are connect with memory module 222, and main control module 221 can read memory module 222
Data.
Above-mentioned display screen 200, due to using anti-static electricity interference device 211, when screen body 220 is by electrostatic interference, work
When abnormal state, 230 output abnormality information of status register.Anti-static electricity interference device 211 reads screen body 220 according to trigger signal
Status register 230 information, further according to status register 230 information be can determine whether screen body 220 working condition whether
It is abnormal.If shielding body 220 by electrostatic interference, the information of status register 230 illustrates to shield 220 working condition of body exception, then prevents
Electrostatic interference device 211 resets display screen 200.In this way, anti-static electricity interference device 211 is detecting that screen 220 working condition of body is different
Chang Shi, resets display screen 200 in time, restores display information in time, prevents display information from losing, display effect is preferable.
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 anti-static electricity interference method of display screen, which is characterized in that comprising steps of
Receive the trigger signal of the screen body of the display screen；The trigger signal is screen body refresh signal；
The information of the status register of the screen body is read according to the trigger signal；
Judge whether the working condition of the screen body is abnormal according to the information of the status register, if so, resetting is described aobvious
Display screen；
The step of resetting display screen includes:
Judge whether the working condition of the special module of the screen body is abnormal according to the information of the status register, if so,
The screen body is reset, if it is not, the system for then resetting the display screen, wherein the special module is the resetting journey of the system
The module that sequence is not related to.
2. the anti-static electricity interference method of display screen according to claim 1, which is characterized in that the resetting display screen
The step of be:
The display screen is reset in the non-effective display data time section of the trigger signal.
3. the anti-static electricity interference method of display screen according to claim 1, which is characterized in that the resetting screen body
Step includes:
Reset the main control module of the screen body；
The main control module reads the data of the memory module of the screen body；
Shield body described in the main control module auto-initiation.
4. the anti-static electricity interference method of display screen according to claim 1, which is characterized in that described to be believed according to the triggering
The step of number reading the information of the status register is:
The information of the status register is read in the non-effective display data time section of the trigger signal.
5. a kind of anti-static electricity interference device of display screen characterized by comprising
Signal receiving module, the trigger signal of the screen body for receiving the display screen；The trigger signal is that screen body refreshes letter
Number；
Information reading module, the information of the status register for reading the screen body according to the trigger signal；
Display screen resets module, for judging whether the working condition of the screen body is different according to the information of the status register
Often, if so, resetting the display screen；
The display screen resetting module is also used to judge according to the information of the status register special module of the screen body
Whether working condition is abnormal, if so, the screen body is reset, if it is not, the system for then resetting the display screen, wherein the spy
Different module is the module that the replacement process of the system is not related to.
6. the anti-static electricity interference device of display screen according to claim 5, which is characterized in that the display screen resets module
It is also used to reset the display screen in the non-effective display data time section of the trigger signal.
7. the anti-static electricity interference device of display screen according to claim 5, which is characterized in that the display screen resets module
It is also used to judge according to the information of the status register whether the working condition of the special module of the screen body is abnormal, if so,
The screen body is then reset, if it is not, the system for then resetting the display screen, wherein the special module is the resetting system
The module that program is not related to.
8. the anti-static electricity interference device of display screen according to claim 7, which is characterized in that the display screen resets module
It is also used to reset the main control module of the screen body, the main control module reads the data of the memory module of the screen body, and described
Shield body described in main control module auto-initiation.
9. the anti-static electricity interference device of display screen according to claim 5, which is characterized in that the information reading module is also
The information of the status register is read for the non-effective display data time section in the trigger signal.
10. a kind of display screen, including system and screen body, which is characterized in that the system comprises any one of claims 5 to 9
The anti-static electricity interference device；The screen body includes main control module, memory module and status register；The main control module packet
Basic module and special module are included, the main control module is connect with the status register, and the status register is for showing
The working condition of the basic module and the special module, the main control module are connect with the memory module, the master control
Module can read the data of the memory module.
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| CN108650409A (en) * | 2018-04-17 | 2018-10-12 | Oppo广东移动通信有限公司 | Display screen repositioning method, electronic equipment and storage medium |
| CN109285524B (en) * | 2018-11-30 | 2022-01-25 | 广东美的制冷设备有限公司 | Liquid crystal display, display method thereof, terminal and computer readable storage medium |
| CN109738719B (en) * | 2018-12-19 | 2021-05-04 | Oppo广东移动通信有限公司 | Electrostatic discharge ESD detection method and related product |
| CN109739692A (en) * | 2018-12-21 | 2019-05-10 | Oppo广东移动通信有限公司 | Fault recovery method and Related product |
| CN109547647B (en) * | 2019-01-16 | 2020-10-16 | Oppo广东移动通信有限公司 | Electrostatic interference control method and related product |
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| CN109901745B (en) * | 2019-02-19 | 2022-03-11 | Oppo广东移动通信有限公司 | Screen control method and related product |
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