CN107240371A - A kind of multi-screen ginseng driving data Correctness checking method of tconless screens - Google Patents
A kind of multi-screen ginseng driving data Correctness checking method of tconless screens Download PDFInfo
- Publication number
- CN107240371A CN107240371A CN201710667719.4A CN201710667719A CN107240371A CN 107240371 A CN107240371 A CN 107240371A CN 201710667719 A CN201710667719 A CN 201710667719A CN 107240371 A CN107240371 A CN 107240371A
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- driving data
- tconless
- driving
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
Join driving data Correctness checking method the invention discloses a kind of multi-screen of tconless screens, the screen driving data of A, conless screen includes two data contents, is screen title and tcon version numbers respectively；B, start boot are booted up the stage, are matched with the screen title of driving data, to determine which driving calls organize tconless screen driving datas；The version number of driving data is saved in a file in EMMC used in C, current screen, the version number for the data that the version number preserved after middleware program starts with this document uses with driving carries out matching verification, driving data used in the screen is just used if differing, and in the version number of driving data preservation EMMC；If D, different tconless screens can share identical driving data, then these screens are used with a driving data, common to safeguard.The present invention can reach that different OC components can share identical TCON driving datas using double verification scheme methods.
Description
Technical field
The present invention relates to television set tconless screen module software controlling techniques field, more particularly to a kind of tconless screens
Multi-screen ginseng driving data Correctness checking method.
Background technology
With the progress of Display Technique, in order to further reduce the production cost of TV, in the market occurs in that tconless
Display screen.Tconless display screens namely remove traditional liquid crystal display screen TCON modules, thus reduce the life of display screen
Produce cost.Also positive this partial function TCON modules is integrated into the main core of TV to the producer of each TV master chip design in recent years
Piece, such whole set of television production cost can be reduced further.
LCDs is mainly made up of Liquid crystal module, backlight assembly, the part of circuit board assemblies 3.Wherein, Liquid crystal module by
Glass substrate, color filter, liquid crystal and Polarizer composition；Backlight assembly is by shell, background illumination lamp, reflecting plate, light guide plate
It is layering and forms with light diffusing sheet；Circuit board assemblies receive the LVDS signals that front end mainboard sends and are converted into liquid crystal display
Drive signal, that is, usually said TCON modules and the drive circuit of LCDs.The preceding 2 composition portion of LCDs
Liquid crystal module and backlight assembly is divided to be properly termed as optics module (OC components).Usual same LCDs manufacturer is producing not
With size display screen when, the identical component that circuit drives components are all.Therefore for tconless screens, no
Identical liquid crystal display drive circuit can be used with the display screen of size, that is, difference OC components, collocation uses identical TCON
Drive circuit scheme.In other words it is exactly that various sizes of tconless screens can be with identical TCON driving datas come some screens.
From this point, for debugging TCON driving data personnel, these different sizes that can share TCON driving datas show
Display screen can regard identical display screen as.But it is due to the difference of various sizes of tconless OC components, driving current
The influence of the factors such as the difference of size, has difference to complete machine image quality parameter (including gamma, brightness, colourity, acutance etc.)
The influence of degree, therefore need differentiation to treat for system complete machine software and image quality parameter, and in terms of production management
For also must be to regard different display screens as.Therefore from the angle and system complete machine pipe of TCON driving data commissioning staffs
The angle of reason is, it is necessary to which unification considers the demand of both sides, to mitigate the workload of both sides and the workload of management service.
The multi-screen ginseng managing method common practice of traditional tconless screens is exactly that different tconless screens are used
Different TCON driving datas, and the correctness to data does not carry out verification inspection.
The content of the invention
Part, joins it is an object of the invention to provide a kind of multi-screen of tconless screens in view of the shortcomings of the prior art
Driving data Correctness checking method, using double verification scheme methods, is checked using different feature verifications in different phase and worked as
Whether the TCON driving datas that preceding tconless screens are used are correct, and can reach that different OC components can share identical TCON
Driving data.
The purpose of the present invention is achieved through the following technical solutions：
A kind of multi-screen ginseng driving data Correctness checking method of tconless screens, including tconless screen systems, it is described
Tconless screen systems include being stored with tconless screens, E2PROM, TCON, EMMC, the TCON of tconless screen systems
The screen driving data of tconless screens acquiescence, its method and step is as follows：
A, when producing and generating the screen driving data of tconless screens, the screen driving datas of the tconless screens includes screen
Title, two data contents of tcon version numbers；
B, tconless screen are booted up the stage in start boot, travel through the screen driving number of all tconless screens acquiescences
According to, with screen driving data screen title matched with the screen title preserved in E2PROM, with determine tconless screens drive adjust
With the screen driving data of which group tconless screen, the driving of tconless screen systems is always from the screen ginseng of default screen driving data
The screen driving data read in TCON carrys out some screens；
C, after tconless screen system middleware programs are behaved, the file of reading and saving tconless screen versions,
If tconless screen version files are not present, then EMMC can be removed according to the presently used screen title preserved in E2PROM
In call screen driving data used in current screen, then all default screen driving datas are deleted, then the screen of target screen
Driving data copy is the screen driving data of acquiescence, and the tcon version numbers of the screen driving data are written to version file
In, then preserve the version file；
If D, the file presence for preserving tconless screen versions, then just read the tcon versions preserved in the version file
The tcon version numbers of screen driving data are contrasted used in this number and driving, if to shield driving data correct for consistent explanation；
If inconsistent, according to the presently used screen title preserved in E2PROM EMMC another subregion will be gone to call current screen
Used screen driving data, then deletes all default screen driving datas, and then the screen driving data of target screen is copied
For the screen driving data of acquiescence, and the tcon version numbers of the driving data are written in version file, then preserve the version
This document.
The present invention compared with the prior art, with advantages below and beneficial effect：
The present invention is verified, after powering using screen title and double verification schemes of version number in the boot stages with screen title
Middleware program checkout of version number；Check what current tconless screens were used using different feature verifications in different phase
Whether TCON driving datas are correct, and can reach that different OC components can share identical TCON driving datas, it is possible to achieve
Different tconless screens share identical screen driving data.
Embodiment
The present invention is described in further detail with reference to embodiment：
Embodiment one
A kind of multi-screen ginseng driving data Correctness checking method of tconless screens, including tconless screen systems, it is described
Tconless screen systems include being stored with tconless screens, E2PROM, TCON, EMMC, the TCON of tconless screen systems
The screen driving data of tconless screens acquiescence, its method and step is as follows：
A, when producing and generating the screen driving data of tconless screens, the screen driving datas of the tconless screens includes screen
Title, two data contents of tcon version numbers；
B, tconless screen are booted up the stage in start boot, travel through the screen driving number of all tconless screens acquiescences
According to, with screen driving data screen title matched with the screen title preserved in E2PROM, with determine tconless screens drive adjust
With the screen driving data of which group tconless screen, the driving of tconless screen systems is always from the screen ginseng of default screen driving data
The screen driving data read in TCON carrys out some screens；
C, after tconless screen system middleware programs are behaved, the file of reading and saving tconless screen versions,
If tconless screen version files are not present, then EMMC can be removed according to the presently used screen title preserved in E2PROM
In call screen driving data used in current screen, then all default screen driving datas are deleted, then the screen of target screen
Driving data copy is the screen driving data of acquiescence, and the tcon version numbers of the screen driving data are written to version file
In, then preserve the version file；
If D, the file presence for preserving tconless screen versions, then just read the tcon versions preserved in the version file
The tcon version numbers of screen driving data are contrasted used in this number and driving, if to shield driving data correct for consistent explanation；
If inconsistent, according to the presently used screen title preserved in E2PROM EMMC another subregion will be gone to call current screen
Used screen driving data, then deletes all default screen driving datas, and then the screen driving data of target screen is copied
For the screen driving data of acquiescence, and the tcon version numbers of the driving data are written in version file, then preserve the version
This document.
Therefore, boot bootstrap use screen name-matches, it is therefore intended that the pre- point screen of electricity on first.Middleware program is run
Afterwards, acquiescence driving data be exactly the driving data of target screen, and preserve the version number of the driving data for every time start shooting into
Accommodating screen, which is proofreaded, to be tested.So different tconless screens are when sharing same driving data, although the title of screen is different, but
It is to have identical version number, different screens just can drive parameter with identical when with checkout of version number.Therefore using screen name
Claim double verification schemes with version number, the boot stages are verified with screen title, middleware program checkout of version number after start, so that it may
To reach that different tconless screens share identical screen driving data.
Embodiment two
A kind of multi-screen ginseng driving data Correctness checking method of tconless screens, present case is using Hai Si's
Hi3751V551 chips have Youda (AUO) and BOE (BOE) etc. many as movement master chip, the tconless screens producer of collocation
Plant screen；Case is embodied as follows：
A. must be screen name respectively comprising 2 data contents when generating driving data to each tconless screen
Claim and tcon version numbers.If various sizes of tconless screens can share same driving parameter, then the driving number
According to screen title just named with producer's name.The screen of parameter is driven for sharing identical tcon, although hwcfg subregions in EMMC
In have driving data file under different screen ginseng files, but the file used is identical, is safeguarded jointly.
B. start boot is booted up the stage, the acquiescence driving data of all tconless screens is traveled through, with driving data
Screen title is matched with the screen title preserved in E2PROM, to determine which driving calls organize tconless screen driving datas.
C. after System Middleware program is behaved, the file of reading and saving tconless screen versions.If tconless
Screen version file is not present, then EMMC hwcfg subregions can be removed according to the presently used screen title preserved in E2PROM
Opened in middle tcon files and call screen driving data used in current screen to shield the file of name command, then all
Give tacit consent to driving data to delete, then the driving data that the driving data copy of target screen is acquiescence, and the driving data
Tcon version numbers be written in version file, then preserve the version file.
D. further, if the file for preserving tconless screen versions is present, then just read in the version file and preserve
Tcon version numbers and driving used in screen driving data tcon version numbers contrasted, if unanimously illustrating driving data
Correctly, if inconsistent, it will be gone according to the presently used screen title preserved in E2PROM in EMMC hwcfg subregions
Opened in tcon files and call screen driving data used in current screen to shield the file of name command, then all silent
Driving data deletion is recognized, then the driving data that the driving data copy of target screen is acquiescence, and the driving data
Tcon version numbers are written in version file, then preserve the version file.
Although E. in EMMC hwcfg subregions, each tconless screen has the corresponding file to shield name nominating
Folder, this document underedge preserves the driving parameter of the screen, but if different tconless screens can share identical driving number
According to, then all used with a driving data file in these different screen files.Although when driving data has change, all
Need these to share the driving data in the file of screen to be modified, but its data content is identical, the behaviour done
Make also simply copy, paste, compared to needing the driving data to each screen to safeguard, the maintenance workload of this mode is
It is small that it is enough.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (1)
1. a kind of multi-screen ginseng driving data Correctness checking method of tconless screens, it is characterised in that：Including tconless screens
System, the tconless screen systems are included in tconless screens, E2PROM, TCON, EMMC, the TCON of tconless screen systems
The screen driving data of the tconless screens that are stored with acquiescence, its method and step is as follows：
A, when producing and generating the screen driving data of tconless screens, the screen driving datas of the tconless screens includes screen name
Title, two data contents of tcon version numbers；
B, tconless screen are booted up the stage in start boot, travel through the screen driving data of all tconless screens acquiescences, use
The screen title of screen driving data is matched with the screen title preserved in E2PROM, to determine which the driving of tconless screens calls
The screen driving data of group tconless screens, tconless screen systems driving is always read from the screen ginseng of default screen driving data
Screen driving data in TCON carrys out some screens；
C, after tconless screen system middleware programs are behaved, the file of reading and saving tconless screen versions, if
Tconless screen version files are not present, then can be gone to adjust in EMMC according to the presently used screen title preserved in E2PROM
With screen driving data used in current screen, then all default screen driving datas are deleted, then the screen of target screen driven
Data copy is the screen driving data of acquiescence, and the tcon version numbers of the screen driving data are written in version file, so
After preserve the version file；
If D, the file presence for preserving tconless screen versions, then just read the tcon version numbers preserved in the version file
Contrasted with the tcon version numbers of screen driving data used in driving, if consistent explanation screen driving data is correct；If
It is inconsistent, EMMC another subregion will be gone to call current screen to be made according to the presently used screen title preserved in E2PROM
Screen driving data, then deletes all default screen driving datas, is then silent the screen driving data copy of target screen
The screen driving data recognized, and the tcon version numbers of the driving data are written in version file, then preserve version text
Part.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710667719.4A CN107240371B (en) | 2017-08-07 | 2017-08-07 | A kind of multi-screen ginseng driving data Correctness checking method of tconless screen |
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| CN201710667719.4A CN107240371B (en) | 2017-08-07 | 2017-08-07 | A kind of multi-screen ginseng driving data Correctness checking method of tconless screen |
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| CN107240371A true CN107240371A (en) | 2017-10-10 |
| CN107240371B CN107240371B (en) | 2019-06-21 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021082302A1 (en) * | 2019-10-28 | 2021-05-06 | 海信视像科技股份有限公司 | Test device and test method |
| CN112764805A (en) * | 2021-02-02 | 2021-05-07 | 广州视源电子科技股份有限公司 | Software version information acquisition method of screen drive board and related equipment |
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| CN106507193A (en) * | 2016-11-08 | 2017-03-15 | 四川长虹电器股份有限公司 | Whole set of television realizes that TCON writes the apparatus and method of journey and VCOM debugging |
| JP2017067959A (en) * | 2015-09-29 | 2017-04-06 | シャープ株式会社 | Display and television receiver |
| CN106878814A (en) * | 2017-03-22 | 2017-06-20 | 四川长虹电器股份有限公司 | The system and method for compatible LCD TV standard screen and Tconless screens |
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2017
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| US20110102395A1 (en) * | 2009-11-04 | 2011-05-05 | Himax Technologies Limited | Method and system of controlling halt and resume of scanning an lcd |
| CN103472748A (en) * | 2013-09-04 | 2013-12-25 | 青岛海信信芯科技有限公司 | Verification system and method of sequential control circuit |
| JP2017067959A (en) * | 2015-09-29 | 2017-04-06 | シャープ株式会社 | Display and television receiver |
| CN106507193A (en) * | 2016-11-08 | 2017-03-15 | 四川长虹电器股份有限公司 | Whole set of television realizes that TCON writes the apparatus and method of journey and VCOM debugging |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021082302A1 (en) * | 2019-10-28 | 2021-05-06 | 海信视像科技股份有限公司 | Test device and test method |
| CN112764805A (en) * | 2021-02-02 | 2021-05-07 | 广州视源电子科技股份有限公司 | Software version information acquisition method of screen drive board and related equipment |
| CN112764805B (en) * | 2021-02-02 | 2024-05-14 | 广州视源电子科技股份有限公司 | Method for acquiring software version information of screen driving board and related equipment |
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| Publication number | Publication date |
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| CN107240371B (en) | 2019-06-21 |
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