CN104361871A - Display screen debugging method, device and system - Google Patents
Display screen debugging method, device and system Download PDFInfo
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Abstract
The invention discloses a display screen debugging method, device and system. The debugging method comprises the steps that a screen debugging device obtains at least one standard parameter corresponding to the type of the screen to be debugged; the screen debugging device obtains at least one display parameter of the screen to be debugged; the screen debugging device compares any display parameter with the corresponding standard parameter and judges whether a display parameter value is matched with the standard parameter value; under the condition that the display parameter value is not matched with the standard parameter value, the display parameter value is updated with the corresponding standard parameter value. By the adoption of the display screen debugging method, device and system, the problem that in the prior art, a great number of display screen debugging parameters exist, the debugging steps are complicated, and therefore the debugging efficiency is low are solved.
Description
Technical field
The present invention relates to display screen debugging field, in particular to a kind of adjustment method, Apparatus and system of display screen.
Background technology
LCDs is widely used in smart mobile phone at present, panel computer, notebook computer, in the consumption electronic products such as display.In the exploitation of liquid crystal display, produce, in the after-sales service stage, all need to debug display screen.To in the debug process of display screen, the parameter of the needs debugging related to is various and debugging step complicated.In the process of debugging, how fast orientation problem, deals with problems efficiently, is a puzzlement professional and technical personnel's important technology difficult problem always.
At present for the parameter of debugging display screen in correlation technique is various and debugging step complicated, cause the problem that debugging efficiency is low, not yet propose effective solution at present.
Summary of the invention
Fundamental purpose of the present invention is the adjustment method, the Apparatus and system that provide a kind of display screen, to solve that the parameter of debugging display screen in prior art is various and debugging step complicated, causes the problem that debugging efficiency is low.
To achieve these goals, according to an aspect of the embodiment of the present invention, a kind of adjustment method of display screen is provided.The method comprises: screen debugger obtains at least one canonical parameter corresponding with screen model to be debugged; Screen debugger reads at least one display parameter of screen to be debugged; Any one display parameter is compared with corresponding canonical parameter by screen debugger respectively, judges whether display parameter value mates with standard parameter value; Under display parameter value and the unmatched situation of standard parameter value, canonical parameter is used to upgrade corresponding display parameter.
To achieve these goals, according to the another aspect of the embodiment of the present invention, provide a kind of debugging apparatus of display screen, this device comprises: acquisition module, obtains at least one canonical parameter corresponding with screen model to be debugged for screen debugger; Read module, reads at least one display parameter of screen to be debugged for screen debugger; Any one display parameter is compared with corresponding canonical parameter for screen debugger by judge module respectively, judges whether display parameter value mates with standard parameter value; Update module, under display parameter value and the unmatched situation of standard parameter value, uses canonical parameter to upgrade corresponding display parameter.
To achieve these goals, according to an aspect of the embodiment of the present invention, a kind of debug system of display screen is provided.This system comprises: computing machine; Display screen to be debugged; Screen debugger, be connected with computing machine and display screen to be debugged, for obtaining at least one canonical parameter corresponding with screen model to be debugged, and read at least one display parameter of screen to be debugged, any one display parameter is compared respectively with corresponding canonical parameter, judge whether display parameter value mates with standard parameter value, under display parameter value and the unmatched situation of standard parameter value, use canonical parameter to upgrade corresponding display parameter.
According to inventive embodiments, obtain at least one canonical parameter corresponding with screen model to be debugged by screen debugger; Screen debugger reads at least one display parameter of screen to be debugged; Any one display parameter is compared with corresponding canonical parameter by screen debugger respectively, judges whether display parameter value mates with standard parameter value; Under display parameter value and the unmatched situation of standard parameter value, use canonical parameter to upgrade corresponding display parameter, solve that parameter that prior art debugs display screen is various and debugging step complicated, cause the problem that debugging efficiency is low.Achieve and simplify display screen screen debugging step, improve the effect of debugging efforts efficiency.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the debug system of display screen according to the embodiment of the present invention one;
Fig. 2 is the structural representation of the debug system according to the preferred display screen of the embodiment of the present invention one;
Fig. 3 is the process flow diagram of the adjustment method of display screen according to the embodiment of the present invention two;
Fig. 4 is the process flow diagram of the adjustment method according to the preferred display screen of the embodiment of the present invention two;
Fig. 5 is the structural representation of the debugging apparatus of display screen according to the embodiment of the present invention three; And
Fig. 6 is the structural representation of the debugging apparatus according to the preferred display screen of the embodiment of the present invention three.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
It should be noted that, term " first ", " second " etc. in instructions of the present invention and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged, in the appropriate case so that embodiments of the invention described herein.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
Embodiment 1
Fig. 1 is the structural representation of the debug system of display screen according to the embodiment of the present invention.As shown in Figure 1, the debug system of this display screen can comprise: computing machine 10, display screen 12 to be debugged and screen debugger 14.
Wherein, screen debugger 14, be connected with computing machine 10 and display screen to be debugged 12, for obtaining at least one canonical parameter corresponding with screen model to be debugged, and read at least one display parameter of screen to be debugged, any one display parameter is compared respectively with corresponding canonical parameter, judges whether display parameter value mates with standard parameter value, under display parameter value and the unmatched situation of standard parameter value, canonical parameter is used to upgrade corresponding display parameter.
The debug system of the display screen that the above embodiments of the present application provide, screen debugger, according to the difference of screen model to be debugged, screen size, resolution, obtains the canonical parameter corresponding with screen to be debugged.Then, by being connected with screen to be debugged, reading the display parameter of screen, by the standard parameter value of the screen got and the display parameter value read being compared, obtaining comparison result.When display parameter value and standard parameter value are not identical, or when display parameter value is not in the span of standard parameter value, upgrade according to the display parameter value of standard parameter value to screen.
Screen debugger 14 in the above embodiments of the present application can comprise: input interface 141, functional switch 143, at least one debugging interface 145 and microcontroller 147.
Wherein, input interface 141, is connected with computing machine, for establishing a communications link with computing machine, and carries out power taking by input interface; Functional switch 143, is connected with microcontroller, for controlling separately each interface; Debugging interface 145, is connected with display to be debugged; Microcontroller 147, be connected with input interface, functional switch, debugging interface respectively, for canonical parameter arranges upper limit redundancy value and the lower limit redundancy value of standard parameter value, for according to standard parameter value, upper limit redundancy value and the redundancy value that rolls off the production line, confirmed standard parameter judges interval, canonical parameter judges interval for judging whether display parameter are in canonical parameter and judge in interval, when in canonical parameter, display parameter judge that, in interval, display parameter value mates with standard parameter value; When in canonical parameter, display parameter do not judge that, in interval, display parameter value does not mate with standard parameter value.
Concrete, for canonical parameter arranges upper limit redundancy value and lower limit redundancy value, by capping redundancy value and the redundancy value that rolls off the production line, the judgement forming canonical parameter is interval.Microcontroller, in deterministic process, when the display parameter value reading screen to be debugged is in the interval of the canonical parameter that aforesaid way is formed, just thinks that the display parameter value of screen and standard parameter value match.Microcontroller judges interval according to the canonical parameter consisted of standard parameter value, upper limit redundancy value and the redundancy value that rolls off the production line, judge the display parameter read.
Input interface, by being connected with computing machine, downloads the configuration file corresponding with screen model to be debugged for debugging.Meanwhile, also with software on screen by communication connection, screen debugger can be controlled, controls each debug function.Screen debugger can be connected with computing machine by multiple connected mode.When communication connection is connected by USB, screen debugger directly can carry out power taking from USB interface.
In actual applications, screen debugger passes through standard USB interface, by function firmware downloads in the microcontroller in screen debugger.Meanwhile ,+5V the power supply passed over by USB port, is powered to screen debugger, like this, without the need to increasing extra power supply.
Functional switch, by the above-mentioned functional switch arranged respectively for each interface, functional switch is used for controlling each debugging interface, and each functional switch can control separately opening or closing of the interface corresponding with this functional switch.When not needing to carry out the debugging of a certain item, closing and debugging corresponding functional switch with this.While saving power supply, the interface of cross-reference difference in functionality can be avoided to produce conflict, thus debug devices is damaged.
In the middle of practical application, above-mentioned functions switch both can be the entity function switch that entity exists, and also can be the virtual functions switch realized by software interface.
As shown in Figure 2, in debugging interface 145 in above-described embodiment that the application provides, debugging interface 145 can comprise following any one or more interface: I2C/SMBus debugging interface 1451, SPI debugging interface 1453, Gamma value debugging interface 1455, file download interface 1457 and display screen debugging interface 1459.
Wherein, when debugging interface is I2C/SMBus debugging interface 1451, screen debugger is connected with the time schedule controller of screen to be debugged by I2C/SMBus debugging interface, and I2C/SMBus debugging interface is used for transmission standard parameter information and/or display parameter information;
When debugging interface is SPI debugging interface 1453, screen debugger, by SPI debugging interface, is debugged color reference table or upgrades;
When debugging interface is Gamma value debugging interface 1455, screen debugger is connected with the Gamma parameter power management chip of screen to be debugged by Gamma value debugging interface, and Gamma value debugging interface is debugged separately for the Gamma parameter treating aiming screen or upgrades;
When debugging interface is file download interface 1457, screen debugger is connected with the memory module of screen to be debugged by file download interface, and file download interface is for transmitting the configuration file of screen to be debugged;
When debugging interface is display screen debugging interface 1459, screen debugger is connected with the display module of screen to be debugged by display screen debugging interface, and display screen debugging interface is used for the displaying contents directly controlling screen to be debugged.
Concrete, by arranging above-mentioned various types of debugging interface, achieve different debug-items involved in debugging respectively.
Wherein, I2C/SMBus debugging interface: I2C/SMBus debugging interface is used for supporting 1.2v flexibly, the IO power standard of the main flows such as 1.8v, 3.3v, compatible I2C and SMBus communication protocol, can debug the time schedule controller of liquid crystal display easily.
SPI debugging interface: in the debug process to large scale tabletop display, needs color reference table to be stored in flash usually.SPI interface can conveniently be debugged the content in flash and upgrade.
Gamma voltage debugging interface: by Gamma voltage debugging interface, can carry out debugging and upgrading by the power management chip of debugging control liquid crystal display Gamma parameter easily.
File download interface: the configuration file of main flow high-resolution liquid crystal screen is usually up to arriving 64Kbits and 128Kbits, and common download is very consuming time.In the present invention, specialized designs, by liquid crystal display configuration file download interface, can ensure the minimum 400Kbits/s of speed of download, accelerates the speed of download of configuration file, the download work instant completed.
Display screen debugging interface: liquid crystal display can be made to enter self test mode by display screen debugging interface, display red, green, blue, black, white five kinds of colored picture, location basic display function is normal fast.
Embodiment 2
Embodiments provide a kind of adjustment method of display screen.
Fig. 3 is the process flow diagram of the adjustment method of display screen according to the embodiment of the present invention.As shown in Figure 3, it is as follows that the method comprising the steps of:
Step S21, screen debugger obtains at least one canonical parameter corresponding with screen model to be debugged.
Concrete, above-mentioned steps S21, by the information such as screen model, screen size, resolution of screen debugger according to liquid crystal display to be debugged, obtains the canonical parameter corresponding to display screen to be debugged.Wherein, canonical parameter information by being connected with external equipment, can acquire in the mode downloaded.The content downloading the canonical parameter information obtained can be preserved with the unity of form of tables of data, also can preserve respectively with the form of configuration file respectively according to the object of debugging.
Step S23, screen debugger reads at least one display parameter of screen to be debugged.
Concrete, above-mentioned steps S23, screen debugger, by being connected with screen to be measured, reads the display parameter of screen to be debugged.
Step S25, any one display parameter is compared with corresponding canonical parameter by screen debugger respectively, judges whether display parameter value mates with standard parameter value.
Concrete, above-mentioned steps S25, the display parameter of the canonical parameter got with the screen to be debugged read are compared by screen debugger, judge that whether the numerical value of display parameter is identical with the numerical value of canonical parameter, or whether the numerical value of display parameter are in the span of standard parameter value.
Step S27, under display parameter value and the unmatched situation of standard parameter value, uses canonical parameter to upgrade corresponding display parameter.
Concrete, above-mentioned steps S27, according to the judgement to display parameter value, upgrades display parameter value.When display parameter value and standard parameter value are not identical, or when display parameter value is not in the span of standard parameter value, according to the numerical value of canonical parameter, the parameter value of display parameter is upgraded.
The scheme that the above embodiments of the present application provide, by above-mentioned steps S21 to step S27, screen debugger, according to the difference of screen model to be debugged, screen size, resolution, obtains the canonical parameter corresponding with screen to be debugged.Then, by being connected with screen to be debugged, reading the display parameter of screen, by the standard parameter value of the screen got and the display parameter value read being compared, obtaining comparison result.When display parameter value and standard parameter value are not identical, or when display parameter value is not in the span of standard parameter value, upgrade according to the display parameter value of standard parameter value to screen.
Preferably, as shown in Figure 4, in the above embodiments of the present application, after screen debugger obtains at least one canonical parameter corresponding with screen model to be debugged, also comprise:
Step S22, for canonical parameter arranges upper limit redundancy value and the lower limit redundancy value of standard parameter value, screen debugger is debugged according to canonical parameter with according to upper limit redundancy float value or lower limit redundancy value.
Concrete, by above-mentioned steps S22, for canonical parameter arranges upper limit redundancy value and lower limit redundancy value, by capping redundancy value and the redundancy value that rolls off the production line, the judgement forming canonical parameter is interval.In deterministic process, when the display parameter value reading screen to be debugged is in the interval of the canonical parameter that aforesaid way is formed, just think that the display parameter value of screen and standard parameter value match.
Preferably, in the above embodiments of the present application, in step S25 screen debugger, any one display parameter is compared respectively with corresponding canonical parameter, judges, in the step whether display parameter value and standard parameter value mate, to comprise:
Step S251, according to standard parameter value, upper limit redundancy value and the redundancy value that rolls off the production line, confirmed standard parameter judges interval, and canonical parameter judges interval for judging whether display parameter are in canonical parameter and judge in interval.
Step S253, when in canonical parameter, display parameter judge that, in interval, display parameter value mates with standard parameter value.
Step S255, when in canonical parameter, display parameter do not judge that, in interval, display parameter value does not mate with standard parameter value.
Concrete, by above-mentioned steps S251 to step S255, screen debugger judges interval according to the canonical parameter consisted of standard parameter value, upper limit redundancy value and the redundancy value that rolls off the production line, judge the display parameter read.
Preferably, in the above embodiments of the present application, obtain in step S21 screen debugger in the method for at least one canonical parameter corresponding with screen model to be debugged, comprising:
Step S211, communicates to connect screen debugger and computing machine, and the mode of communication connection at least comprises with one of under type: connected by cable network, connected by wireless network, connected by general-purpose serial bus USB..
Step S213, screen debugger is according to screen model to be debugged, download the canonical parameter corresponding with screen model and the configuration file corresponding with screen model, canonical parameter at least comprise in following parameter any one: ultimate resolution, number of colors, pel spacing, maximum refresh rate, minimum refresh rate, liquid crystal response time, brightness and contrast.
Concrete, above-mentioned steps S211 is to step S213, and screen debugger, by being connected with computing machine, downloads the configuration file corresponding with screen model to be debugged for debugging.Meanwhile, also with software on screen by communication connection, screen debugger can be controlled, controls each debug function.
Preferably, in the above embodiments of the present application, screen debugger at least comprises following any one or more interface:
Arrange I2C/SMBus debugging interface, screen debugger is connected with the time schedule controller of screen to be debugged by I2C/SMBus debugging interface, and I2C/SMBus debugging interface is used for transmission standard parameter information and/or display parameter information.
Arrange SPI debugging interface, screen debugger, by SPI debugging interface, is debugged color reference table or upgrades.
Arrange Gamma value debugging interface, screen debugger is connected with the Gamma parameter power management chip of screen to be debugged by Gamma value debugging interface, and Gamma value debugging interface is debugged separately for the Gamma parameter treating aiming screen or upgrades.
Arrange file download interface, screen debugger is connected with the memory module of screen to be debugged by file download interface, and file download interface is for transmitting the configuration file of screen to be debugged.
Arrange display screen debugging interface, screen debugger is connected with the display module of screen to be debugged by display screen debugging interface, and display screen debugging interface is used for the displaying contents directly controlling screen to be debugged.
Concrete, by arranging above-mentioned various types of debugging interface, achieve different debug-items involved in debugging respectively.
Wherein, I2C/SMBus debugging interface: I2C/SMBus debugging interface is used for supporting 1.2v flexibly, the IO power standard of the main flows such as 1.8v, 3.3v, compatible I2C and SMBus communication protocol, can debug the time schedule controller of liquid crystal display easily.
SPI debugging interface: in the debug process to large scale tabletop display, needs color reference table to be stored in flash usually.SPI interface can conveniently be debugged the content in flash and upgrade.
Gamma voltage debugging interface: by Gamma voltage debugging interface, can carry out debugging and upgrading by the power management chip of debugging control liquid crystal display Gamma parameter easily.
File download interface: the configuration file of main flow high-resolution liquid crystal screen is usually up to arriving 64Kbits and 128Kbits, and common download is very consuming time.In the present invention, specialized designs, by liquid crystal display configuration file download interface, can ensure the minimum 400Kbits/s of speed of download, accelerates the speed of download of configuration file, the download work instant completed.
Display screen debugging interface: liquid crystal display can be made to enter self test mode by display screen debugging interface, display red, green, blue, black, white five kinds of colored picture, location basic display function is normal fast.
Preferably, in the above embodiments of the present application, for each interface arranges functional switch respectively, functional switch is used for controlling separately each interface.
Concrete, by the above-mentioned functional switch arranged respectively for each interface, functional switch is used for controlling each debugging interface, and each functional switch can control separately opening or closing of the interface corresponding with this functional switch.When not needing to carry out the debugging of a certain item, closing and debugging corresponding functional switch with this.While saving power supply, the interface of cross-reference difference in functionality can be avoided to produce conflict, thus debug devices is damaged.
In the middle of practical application, above-mentioned functions switch both can be the entity function switch that entity exists, and also can be the virtual functions switch realized by software interface.
Preferably, in the above embodiments of the present application, when screen debugger and computing machine communicate to connect, communicate to connect when being connected by USB, screen debugger is powered by USB interface.
Concrete, screen debugger can be connected with computing machine by multiple connected mode.When communication connection is connected by USB, screen debugger directly can carry out power taking from USB interface.
In actual applications, screen debugger passes through standard USB interface, by function firmware downloads in the microcontroller in screen debugger.Meanwhile ,+5V the power supply passed over by USB port, is powered to screen debugger, like this, without the need to increasing extra power supply.
In summary, the present invention is by integrating each display screen screen debugging interface, each display parameter of display screen are unified to the method for debugging, solve that parameter that prior art debugs display screen is various and debugging step complicated, cause the problem that debugging efficiency is low.Achieve and simplify display screen screen debugging step, improve the effect of debugging efforts efficiency.
Embodiment 3
The embodiment of the present invention additionally provides a kind of debugging apparatus of display screen, and as shown in Figure 5, this device can comprise: acquisition module 32, read module 34, judge module 36 and update module 38.
Wherein, acquisition module 32, obtains at least one canonical parameter corresponding with screen model to be debugged for screen debugger.
Concrete, by acquisition module 32, screen debugger, according to the information such as screen model, screen size, resolution of liquid crystal display to be debugged, obtains the canonical parameter corresponding to display screen to be debugged.Wherein, canonical parameter information by being connected with external equipment, can acquire in the mode downloaded.The content downloading the canonical parameter information obtained can be preserved with the unity of form of tables of data, also can preserve respectively with the form of configuration file respectively according to the object of debugging.
Read module 34, reads at least one display parameter of screen to be debugged for screen debugger.
Concrete, by read module 34, screen debugger, by being connected with screen to be measured, reads the display parameter of screen to be debugged.
Any one display parameter is compared with corresponding canonical parameter for screen debugger by judge module 36 respectively, judges whether display parameter value mates with standard parameter value.
Concrete, by judge module 36, the display parameter of the canonical parameter got with the screen to be debugged read are compared by screen debugger, judge that whether the numerical value of display parameter is identical with the numerical value of canonical parameter, or whether the numerical value of display parameter is in the span of standard parameter value.
Update module 38, under display parameter value and the unmatched situation of standard parameter value, uses canonical parameter to upgrade corresponding display parameter.
Concrete, by update module 38, according to the judgement to display parameter value, display parameter value is upgraded.When display parameter value and standard parameter value are not identical, or when display parameter value is not in the span of standard parameter value, according to the numerical value of canonical parameter, the parameter value of display parameter is upgraded.
The scheme that the above embodiments of the present application provide, by above-mentioned acquisition module 32, read module 34, judge module 36 and update module 38, screen debugger, according to the difference of screen model to be debugged, screen size, resolution, obtains the canonical parameter corresponding with screen to be debugged.Then, by being connected with screen to be debugged, reading the display parameter of screen, by the standard parameter value of the screen got and the display parameter value read being compared, obtaining comparison result.When display parameter value and standard parameter value are not identical, or when display parameter value is not in the span of standard parameter value, upgrade according to the display parameter value of standard parameter value to screen.
Preferably, as shown in Figure 6, in the above embodiments of the present application, said apparatus also comprises: arrange module 33.
Wherein, arrange module 33, for arranging upper limit redundancy value and the lower limit redundancy value of canonical parameter, screen debugger is debugged according to canonical parameter with according to upper limit redundancy float value or lower limit redundancy float value.
Concrete, arrange module 33 by above-mentioned, for canonical parameter arranges upper limit redundancy value and lower limit redundancy value, by capping redundancy value and the redundancy value that rolls off the production line, the judgement forming canonical parameter is interval.In deterministic process, when the display parameter value reading screen to be debugged is in the interval of the canonical parameter that aforesaid way is formed, just think that the display parameter value of screen and standard parameter value match.
Preferably, in the above embodiments of the present application, in judge module 36, also comprise: sub-determination module 361.
Wherein, sub-determination module 361, for according to standard parameter value, upper limit redundancy value and the redundancy value that rolls off the production line, confirmed standard parameter judges interval, and canonical parameter judges that interval is for judging whether display parameter are in canonical parameter and judge in interval:
When in canonical parameter, display parameter judge that, in interval, display parameter value mates with standard parameter value;
When in canonical parameter, display parameter do not judge that, in interval, display parameter value does not mate with standard parameter value.
Concrete, by above-mentioned sub-determination module 361, screen debugger judges interval according to the canonical parameter consisted of standard parameter value, upper limit redundancy value and the redundancy value that rolls off the production line, judge the display parameter read.
Preferably, in the above embodiments of the present application, in acquisition module 32, comprising: sublink module 321 and sub-download module 323.
Wherein, sublink module 321, for screen debugger and computing machine being communicated to connect, the mode of communication connection at least comprises with one of under type: connected by cable network, connected by wireless network, connected by general-purpose serial bus USB;
Sub-download module 323, for screen debugger according to screen model to be debugged, download the canonical parameter corresponding with screen model and the configuration file corresponding with screen model, canonical parameter at least comprise in following parameter any one: ultimate resolution, number of colors, pel spacing, maximum refresh rate, minimum refresh rate, liquid crystal response time, brightness and contrast.
Concrete, by above-mentioned sublink module 321 and sub-download module 323, screen debugger, by being connected with computing machine, downloads the configuration file corresponding with screen model to be debugged for debugging.Meanwhile, also with software on screen by communication connection, screen debugger can be controlled, controls each debug function.
Further, screen debugger at least comprises following any one or more interface:
Arrange I2C/SMBus debugging interface, screen debugger is connected with the time schedule controller of screen to be debugged by I2C/SMBus debugging interface, and I2C/SMBus debugging interface is used for transmission standard parameter information and/or display parameter information.
Arrange SPI debugging interface, screen debugger, by SPI debugging interface, is debugged color reference table or upgrades.
Arrange Gamma value debugging interface, screen debugger is connected with the Gamma parameter power management chip of screen to be debugged by Gamma value debugging interface, and Gamma value debugging interface is debugged separately for the Gamma parameter treating aiming screen or upgrades.
Arrange file download interface, screen debugger is connected with the memory module of screen to be debugged by file download interface, and file download interface is for transmitting the configuration file of screen to be debugged.
Arrange display screen debugging interface, screen debugger is connected with the display module of screen to be debugged by display screen debugging interface, and display screen debugging interface is used for the displaying contents directly controlling screen to be debugged.
Concrete, by arranging above-mentioned various types of debugging interface, achieve different debug-items involved in debugging respectively.
Wherein, I2C/SMBus debugging interface: I2C/SMBus debugging interface is used for supporting 1.2v flexibly, the IO power standard of the main flows such as 1.8v, 3.3v, compatible I2C and SMBus communication protocol, can debug the time schedule controller of liquid crystal display easily.
SPI debugging interface: in the debug process to large scale tabletop display, needs color reference table to be stored in flash usually.SPI interface can conveniently be debugged the content in flash and upgrade.
Gamma voltage debugging interface: by Gamma voltage debugging interface, can carry out debugging and upgrading by the power management chip of debugging control liquid crystal display Gamma parameter easily.
File download interface: the configuration file of main flow high-resolution liquid crystal screen is usually up to arriving 64Kbits and 128Kbits, and common download is very consuming time.In the present invention, specialized designs, by liquid crystal display configuration file download interface, can ensure the minimum 400Kbits/s of speed of download, accelerates the speed of download of configuration file, the download work instant completed.
Display screen debugging interface: liquid crystal display can be made to enter self test mode by display screen debugging interface, display red, green, blue, black, white five kinds of colored picture, location basic display function is normal fast.
Preferably, in the above embodiments of the present application, for each interface arranges functional switch respectively, functional switch is used for controlling separately each interface.
Concrete, by the above-mentioned functional switch arranged respectively for each interface, functional switch is used for controlling each debugging interface, and each functional switch can control separately opening or closing of the interface corresponding with this functional switch.When not needing to carry out the debugging of a certain item, closing and debugging corresponding functional switch with this.While saving power supply, the interface of cross-reference difference in functionality can be avoided to produce conflict, thus debug devices is damaged.
In the middle of practical application, above-mentioned functions switch both can be the entity function switch that entity exists, and also can be the virtual functions switch realized by software interface.
Further, when screen debugger and computing machine communicate to connect, communicate to connect when being connected by USB, screen debugger is powered by USB interface.
Concrete, screen debugger can be connected with computing machine by multiple connected mode.When communication connection is connected by USB, screen debugger directly can carry out power taking from USB interface.
In actual applications, screen debugger passes through standard USB interface, by function firmware downloads in the microcontroller in screen debugger.Meanwhile ,+5V the power supply passed over by USB port, is powered to screen debugger, like this, without the need to increasing extra power supply.
It should be noted that, for aforesaid each embodiment of the method, in order to simple description, therefore it is all expressed as a series of combination of actions, but those skilled in the art should know, the present invention is not by the restriction of described sequence of movement, because according to the present invention, some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in instructions all belongs to preferred embodiment, and involved action and module might not be that the present invention is necessary.
In the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part described in detail, can see the associated description of other embodiments.
In several embodiments that the application provides, should be understood that, disclosed device, the mode by other realizes.Such as, device embodiment described above is only schematic, the such as division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprises all or part of step of some instructions in order to make a computer equipment (can be personal computer, mobile terminal, server or the network equipment etc.) perform method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, ROM (read-only memory) (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), portable hard drive, magnetic disc or CD etc. various can be program code stored medium.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (14)
1. an adjustment method for display screen, is characterized in that, comprising:
Screen debugger obtains at least one canonical parameter corresponding with screen model to be debugged;
Described screen debugger reads at least one display parameter of described screen to be debugged;
Any one display parameter is compared with corresponding canonical parameter by described screen debugger respectively, judges whether described display parameter value mates with described standard parameter value;
Under described display parameter value and the unmatched situation of described standard parameter value, described canonical parameter is used to upgrade corresponding described display parameter.
2. method according to claim 1, is characterized in that, after described screen debugger obtains at least one canonical parameter corresponding with screen model to be debugged, described method also comprises:
For described canonical parameter arranges upper limit redundancy value and the lower limit redundancy value of standard parameter value, described screen debugger is debugged according to described canonical parameter with according to described upper limit redundancy float value or described lower limit redundancy value.
3. method according to claim 2, is characterized in that, any one display parameter is compared with corresponding canonical parameter by described screen debugger respectively, judges that the step whether described display parameter value and described standard parameter value mate comprises:
According to described standard parameter value, described upper limit redundancy value and the redundancy value that rolls off the production line, confirmed standard parameter judges interval, and described canonical parameter judges interval for judging whether described display parameter are in described canonical parameter and judge in interval;
When described display parameter judge in interval in described canonical parameter, described display parameter value mates with described standard parameter value;
When described display parameter do not judge in interval in described canonical parameter, described display parameter value does not mate with described standard parameter value.
4. according to the method in claims 1 to 3 described in any, it is characterized in that, the step that screen debugger obtains at least one canonical parameter corresponding with screen model to be debugged comprises:
Described screen debugger and computing machine are communicated to connect, the mode of described communication connection at least comprises with one of under type: connected by cable network, connected by wireless network, connected by general-purpose serial bus USB;
Described screen debugger is according to screen model to be debugged, download the described canonical parameter corresponding with described screen model and the configuration file corresponding with described screen model, described canonical parameter at least comprise in following parameter any one: ultimate resolution, number of colors, pel spacing, maximum refresh rate, minimum refresh rate, liquid crystal response time, brightness and contrast.
5. method according to claim 4, it is characterized in that, described screen debugger at least comprises following any one or more debugging interface: I2C/SMBus debugging interface, SPI debugging interface, Gamma value debugging interface, file download interface and display screen debugging interface, wherein
Described I2C/SMBus debugging interface is set, described screen debugger is connected with the time schedule controller of described screen to be debugged by described I2C/SMBus debugging interface, and described I2C/SMBus debugging interface is for transmitting described canonical parameter information and/or described display parameter information;
Arrange described SPI debugging interface, described screen debugger, by described SPI debugging interface, is debugged color reference table or upgrades;
Described Gamma value debugging interface is set, described screen debugger is connected with the Gamma parameter power management chip of described screen to be debugged by described Gamma value debugging interface, and described Gamma value debugging interface is used for debugging separately the Gamma parameter of described screen to be debugged or upgrading;
Arrange described file download interface, described screen debugger is connected by the memory module of described file download interface with described screen to be debugged, and described file download interface is for transmitting the configuration file of described screen to be debugged;
Arrange described display screen debugging interface, described screen debugger is connected with the display module of described screen to be debugged by described display screen debugging interface, and described display screen debugging interface is used for the displaying contents directly controlling described screen to be debugged.
6. method according to claim 5, is characterized in that, for each interface arranges functional switch respectively, described functional switch is used for controlling separately each interface described.
7. method according to claim 6, is characterized in that, when described screen debugger and computing machine communicate to connect, when described communication connection is connected by USB, described screen debugger is powered by USB interface.
8. a debugging apparatus for display screen, is characterized in that, comprising:
Acquisition module, obtains at least one canonical parameter corresponding with screen model to be debugged for screen debugger;
Read module, reads at least one display parameter of described screen to be debugged for described screen debugger;
Any one display parameter is compared with corresponding canonical parameter for described screen debugger by judge module respectively, judges whether described display parameter value mates with described standard parameter value;
Update module, under described display parameter value and the unmatched situation of described standard parameter value, uses described canonical parameter to upgrade corresponding described display parameter.
9. device according to claim 8, is characterized in that, described device also comprises:
Arrange module, for arranging upper limit redundancy value and the lower limit redundancy value of canonical parameter, described screen debugger is debugged according to described canonical parameter with according to described upper limit redundancy float value or described lower limit redundancy float value.
10. device according to claim 9, is characterized in that, in described judge module, also comprises:
Sub-determination module, for according to described standard parameter value, described upper limit redundancy value and the redundancy value that rolls off the production line, confirmed standard parameter judges interval, and described canonical parameter judges that interval is for judging whether described display parameter are in described canonical parameter and judge in interval;
When described display parameter judge in interval in described canonical parameter, described display parameter value mates with described standard parameter value;
When described display parameter do not judge in interval in described canonical parameter, described display parameter value does not mate with described standard parameter value.
Device in 11. according to Claim 8 to 10 described in any one, is characterized in that, described acquisition module comprises:
Sublink module, for described screen debugger and computing machine being communicated to connect, the mode of described communication connection at least comprises with one of under type: connected by cable network, connected by wireless network, connected by general-purpose serial bus USB;
Sub-download module, for described screen debugger according to screen model to be debugged, download the described canonical parameter corresponding with described screen model and the configuration file corresponding with described screen model, described canonical parameter at least comprise in following parameter any one: ultimate resolution, number of colors, pel spacing, maximum refresh rate, minimum refresh rate, liquid crystal response time, brightness and contrast.
The debug system of 12. 1 kinds of display screens, is characterized in that, comprising:
Computing machine;
Display screen to be debugged;
Screen debugger, be connected with described computing machine and described display screen to be debugged, for obtaining at least one canonical parameter corresponding with screen model to be debugged, and read at least one display parameter of described screen to be debugged, any one display parameter is compared respectively with corresponding canonical parameter, judge whether described display parameter value mates with described standard parameter value, under described display parameter value and the unmatched situation of described standard parameter value, described canonical parameter is used to upgrade corresponding described display parameter.
13. systems according to claim 12, is characterized in that, described screen debugger comprises:
Input interface, is connected with described computing machine, for establishing a communications link with described computing machine, and carries out power taking by described input interface;
Functional switch, is connected with described microcontroller, for controlling separately each interface described;
Debugging interface, is connected with described display to be debugged;
Microcontroller, be connected with described input interface, described functional switch, described debugging interface respectively, after standard parameter value is set for described canonical parameter upper limit redundancy value and lower limit redundancy value, according to described standard parameter value, described upper limit redundancy value and the redundancy value that rolls off the production line, confirmed standard parameter judges interval, described canonical parameter judges interval for judging whether described display parameter are in described canonical parameter and judge in interval, when described display parameter judge in interval in described canonical parameter, described display parameter value mates with described standard parameter value; When described display parameter do not judge in interval in described canonical parameter, described display parameter value does not mate with described standard parameter value.
14. systems according to claim 13, it is characterized in that, described debugging interface comprises following any one or more interface: I2C/SMBus debugging interface, SPI debugging interface, Gamma value debugging interface, file download interface and display screen debugging interface, wherein
When described debugging interface is described I2C/SMBus debugging interface, described screen debugger is connected with the time schedule controller of described screen to be debugged by described I2C/SMBus debugging interface, and described I2C/SMBus debugging interface is for transmitting described canonical parameter information and/or described display parameter information;
When described debugging interface is described SPI debugging interface, described screen debugger, by described SPI debugging interface, is debugged color reference table or upgrades;
When described debugging interface is described Gamma value debugging interface, described screen debugger is connected with the Gamma parameter power management chip of described screen to be debugged by described Gamma value debugging interface, and described Gamma value debugging interface is used for debugging separately the Gamma parameter of described screen to be debugged or upgrading;
When described debugging interface is described file download interface, described screen debugger is connected by the memory module of described file download interface with described screen to be debugged, and described file download interface is for transmitting the configuration file of described screen to be debugged;
When described debugging interface is described display screen debugging interface, described screen debugger is connected with the display module of described screen to be debugged by described display screen debugging interface, and described display screen debugging interface is used for the displaying contents directly controlling described screen to be debugged.
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