CN107749286A - Display screen parameter read-in method and device - Google Patents
Display screen parameter read-in method and device Download PDFInfo
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- CN107749286A CN107749286A CN201711136697.5A CN201711136697A CN107749286A CN 107749286 A CN107749286 A CN 107749286A CN 201711136697 A CN201711136697 A CN 201711136697A CN 107749286 A CN107749286 A CN 107749286A
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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
- G09G3/20—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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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
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Abstract
The present invention is on a kind of display screen parameter read-in method and device, belongs to display technology field.Methods described includes：When receiving parameter modification instruction, the first value of default first display screen parameter is revised as second value；Receive the start-up command for display device；Obtain the value for the first display screen parameter being written into the specified chip of display device；When the value of the first display screen parameter of acquisition differs with second value, the value of the first display screen parameter of acquisition is revised as second value.The present invention is solved in correlation technique when the value of the display screen parameter in write-in chip is modified or changes chip, need to write the new value of display screen parameter into the chip after original-pack chip or replacing by the way of artificial burning, the problem of reliability of display screen parameter read-in is poor, the effect for the reliability for improving display screen parameter read-in is realized, for display device.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of display screen parameter read-in method and device.
Background technology
Sequential control circuit (Timing Controller, TCON) plate of display device such as LCD TV is control liquid crystal
The core circuit of display screen sequential, it is converted into counting for controlling when scan drive circuit drives, and by the vision signal of input
According to data signal format used in drive circuit, then the signal after conversion is transmitted to data drive circuit, and control number
Opened in time according to drive circuit.TCON plates can be provided with TCON integrated circuits (integrated circuit, IC) chip,
GAMMA (gamma) IC chips and PMU (Power Management Unit, PMU) IC chip.PMU IC chips are used
Various voltages required for LCDs work is produced, such as AVDD, DVDD voltage, GAMMA IC chips are used to produce liquid
GAMMA voltages and VCOM voltages needed for crystal display screen.For different LCDs, in order to ensure PMU IC chips and
GAMMA IC chips can normal work, it is necessary to write corresponding display screen ginseng into PMU IC chips and GAMMA IC chips
Number.
In order to by display screen parameter read-in PMU IC chips and GAMMA IC chips, typically first will in correlation technique
PMU IC chips and GAMMA IC chips are mounted, then when LCD TV is electric on first, system level chip (System
On a Chip, SoC) mainboard software writes phase based on default display screen parameter into PMU IC chips and GAMMA IC chips
The display screen parameter answered.
But when the value of the display screen parameter in write-in chip is modified or changes chip, it is necessary to using artificial
The mode of burning new value of write-in display screen parameter into the chip after original-pack chip or replacing, and the step of artificial burning mode
Rapid more complicated, less efficient, cost is higher, so the reliability of display screen parameter read-in is poor.
The content of the invention
The embodiments of the invention provide a kind of display screen parameter read-in method and device, can solve in correlation technique right
, it is necessary to original-pack by the way of artificial burning when chip is modified or changed to the value of display screen parameter in write-in chip
The new value of display screen parameter is write in chip or chip after changing, the problem of reliability of display screen parameter read-in is poor.
The technical scheme is as follows：
First aspect according to embodiments of the present invention, there is provided a kind of display screen parameter read-in method, methods described include：
When receiving parameter modification instruction, the first value of default first display screen parameter is revised as second value, institute
State parameter modification instruction and carry the second value, the second value differs with first value；
Receive the start-up command for display device；
Obtain the value for the first display screen parameter being written into the specified chip of the display device；
When the value of the first display screen parameter of acquisition differs with the second value, described the first of acquisition is shown
The value of display screen parameter is revised as the second value.
Optionally, the acquisition is written into the first display screen parameter in the specified chip of the display device
Value, including：
When the write operation for the value for writing the first display screen parameter to the specified chip runs succeeded, quilt is obtained
The value of the first display screen parameter write in the specified chip.
Optionally, after start-up command of the reception for display device, methods described also includes：
When writing the write operation of value of the first display screen parameter to the specified chip and performing failure, to described
Chip is specified to write the second value.
Optionally, after start-up command of the reception for display device, methods described also includes：
Judge to the specified chip write the first flag information caused by the value of the first display screen parameter with it is pre-
If the second flag information it is whether identical；
When first flag information is identical with second flag information, it is determined that to described in the specified chip write-in
The write operation of the value of first display screen parameter runs succeeded；
When first flag information and second flag information differ, it is determined that writing institute to the specified chip
The write operation for stating the value of the first display screen parameter performs failure.
Optionally, after the second value to the specified chip write-in, methods described also includes：
Detect whether the write operation for writing the second value to the specified chip runs succeeded；
When the write operation for writing the second value to the specified chip runs succeeded, will be write to the specified chip
Flag information caused by entering the second value is arranged to second flag information；
When the write operation that the second value is write to the specified chip performs failure, will be write to the specified chip
Flag information caused by entering the second value is arranged to the 3rd flag information, the 3rd flag information and the described second mark
Information differs.
Second aspect according to embodiments of the present invention, there is provided a kind of display screen parameter read-in device, described device include：
First modified module, for receive parameter modification instruction when, by the first of default first display screen parameter
Value is revised as second value, and the parameter modification instruction carries the second value, and the second value differs with first value；
Receiving module, for receiving the start-up command for display device；
Acquisition module, for obtaining the first display screen parameter being written into the specified chip of the display device
Value；
Second modified module, when value and the second value for the first display screen parameter in acquisition differ,
The value of the first display screen parameter of acquisition is revised as the second value.
Optionally, the acquisition module is used for：
When the write operation for the value for writing the first display screen parameter to the specified chip runs succeeded, quilt is obtained
The value of the first display screen parameter write in the specified chip.
Optionally, described device also includes：
Writing module, for being performed in the write operation for the value that the first display screen parameter is write to the specified chip
During failure, the second value is write to the specified chip.
Optionally, described device also includes：
Judge module, for judging to write first caused by the value of the first display screen parameter to the specified chip
Whether flag information and default second flag information are identical；
First determining module, for when first flag information is identical with second flag information, it is determined that to institute
The write operation for stating the value that specified chip writes the first display screen parameter runs succeeded；
Second determining module, for when first flag information and second flag information differ, it is determined that to
The write operation for the value that the specified chip writes the first display screen parameter performs failure.
Optionally, described device also includes：
Detection module, for detecting whether the write operation for writing the second value to the specified chip runs succeeded；
First setup module, during for being run succeeded in the write operation that the second value is write to the specified chip,
Flag information caused by the second value will be write to the specified chip is arranged to second flag information；
Second setup module, when failing for being performed in the write operation that the second value is write to the specified chip,
Flag information caused by the second value will be write to the specified chip is arranged to the 3rd flag information, the 3rd mark
Information differs with second flag information.
The third aspect according to embodiments of the present invention, there is provided a kind of display screen parameter read-in device, described device include：
Processor；
For the memory for the executable instruction for storing the processor；
Wherein, the processor is configured as：
When receiving parameter modification instruction, the first value of default first display screen parameter is revised as second value, institute
State parameter modification instruction and carry the second value, the second value differs with first value；
Receive the start-up command for display device；
Obtain the value for the first display screen parameter being written into the specified chip of the display device；
When the value of the first display screen parameter of acquisition differs with the second value, described the first of acquisition is shown
The value of display screen parameter is revised as the second value.
Fourth aspect according to embodiments of the present invention, there is provided a kind of storage medium, the instruction in the storage medium
By display device computing device when so that the display device is able to carry out the display screen parameter read-in described in first aspect
Method.
5th aspect according to embodiments of the present invention, there is provided a kind of computer program product for including instruction, when the meter
When calculation machine program product is run on computers so that computer performs the display screen parameter read-in method described in first aspect.
Display screen parameter read-in method and device provided in an embodiment of the present invention, parameter modification instruction can received
When, the first value of default first display screen parameter is revised as second value, then receives the start-up command for display device,
Obtain the value for being written into the first display screen parameter in the specified chip of display device, and in the first display screen parameter of acquisition
When value differs with second value, the value of the first display screen parameter of acquisition is revised as second value, compared to correlation technique, right
When the value of display screen parameter in original-pack chip is modified or changes chip, without being write again by the way of artificial burning
Enter the value of display screen parameter, but will directly change obtained second value write-in chip, improve display screen parameter read-in can
By property.
It should be appreciated that the general description and following detailed description of the above are only exemplary, this can not be limited
Invention.
Brief description of the drawings
In order to illustrate more clearly of embodiments of the invention, the required accompanying drawing used is made in being described below to embodiment
Simply introduce, it should be apparent that, drawings in the following description are only some embodiments of the present invention, common for this area
For technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the connection relationship diagram of TCON plates, SoC mainboards and electro-optical package corresponding in non-built TCON type of drive；
Fig. 2 is a kind of method flow diagram of display screen parameter read-in method according to an exemplary embodiment；
Fig. 3 is the method flow diagram of another display screen parameter read-in method according to an exemplary embodiment；
Fig. 4 is a kind of block diagram of display screen parameter read-in device according to an exemplary embodiment；
Fig. 5 is the block diagram of another display screen parameter read-in device according to an exemplary embodiment.
Accompanying drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the present invention
Example, and for explaining principle of the invention together with specification.
Embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, the present invention is made below in conjunction with accompanying drawing into
One step it is described in detail, it is clear that the described embodiment only a part of embodiment of the present invention, rather than whole implementation
Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made
All other embodiment, belongs to the scope of protection of the invention.
At present, in order to realize display function, display device such as LCD TV generally includes TCON plates, SoC mainboards and photoelectricity
Plate (Source Board).Wherein, the type of drive of TCON plates includes two kinds：Built-in TCON type of drive and in non-built TCON drive
Flowing mode.In built-in TCON type of drive, SoC mainboards are integrated with the function of GAMMA IC chips and PMU IC chips, GAMMA
IC chip and PMU IC chips are arranged on SoC mainboards；In in non-built TCON type of drive, SoC mainboards do not integrate GAMMA
The function of IC chip and PMU IC chips, GAMMA IC chips and PMU IC chips are arranged on TCON plates.
Fig. 1 shows that the connection of TCON plates, SoC mainboards 001 and electro-optical package 002 corresponding in non-built TCON type of drive is closed
It is schematic diagram, TCON plates are provided with TCON IC chips 01, GAMMA IC chips (represent) 02 He with GA IC chips in Fig. 1
PMU IC chips 03.Wherein, TCON IC chips 01 are used for the form conversion for realizing the vision signal of input.PMU IC chips 03
For providing the voltages such as AVDD, DVDD, VSSQ, VHGD for electro-optical package 002, AVDD and DVDD etc. is provided for GAMMA IC chips 02
Voltage.The backward electro-optical package 002 that GAMMA IC chips 02 are used to carry out AVDD voltage and DVDD voltages voltage division processing provides
VCOM voltages and multichannel Gamma voltages (representing multichannel Gamma voltages with G voltages in Fig. 1).In addition, the He of PMU IC chips 03
Internal integrated circuit (Inter-Integrated Circuit, the I2C) bus of GAMMA IC chips 02 and SoC mainboards 001
I2C buses connect.SoC mainboards 001 are additionally operable to the low-voltage differential signal (Low-Voltage of TCON IC chips 01
Differential Signaling, LVDS), TCON IC chips 01 are used to send LVDS to electro-optical package 002 and drive control is believed
Number, and SoC mainboards 001 to the supply voltage that PMU IC chips 03 input be 12V.On TCON plates operation principle and
The explanation of the voltages such as AVDD, DVDD may be referred to correlation technique, will not be repeated here.
For built-in TCON type of drive, because GAMMA IC chips and PMU IC chips are arranged on SoC mainboards, institute
Corresponding voltage directly can be exported to electro-optical package by GAMMA IC chips and PMU IC chips with SoC mainboards.
Either built-in TCON type of drive, or in non-built TCON type of drive, in order to ensure PMU IC chips and
GAMMA IC chips can normal work, it is necessary to write corresponding display screen ginseng into PMU IC chips and GAMMA IC chips
Number.The display screen parameter such as write into PMU IC chips can include：AVDD, DVDD, VGH_LT, VGL_LT, VSSG and
At least one in VSSQ, the display screen parameter write into GAMMA IC chips can include：Multichannel Gamma voltages are used
Parameter, the content of the parameter can determine according to LCDs.
In correlation technique, because the value of default display screen parameter can not be changed, so aobvious in write-in chip
The value of display screen parameter is modified (for example can repair when carrying out parameter testing to the value of display screen parameter in write-in chip
Change) shown, it is necessary to be write in chip by the way of the artificial burning to original-pack chip or after changing when either changing chip
Shield the new value of parameter, and artificial burning needs manually to use cd-rom recorder write-in program into chip, step is more complicated, efficiency compared with
Low, cost is higher, so the reliability of display screen parameter read-in is poor.
And display screen parameter read-in method provided in an embodiment of the present invention, due to the value progress to default display screen parameter
Modification, so new without write-in display screen parameter in the chip using artificial burning by the way of to original-pack chip or after changing
Value.
Display screen ginseng can be write to PMU IC chips using display screen parameter read-in method provided in an embodiment of the present invention
Number, the display screen parameter can include at least one in AVDD, DVDD, VGH_LT, VGL_LT, VSSG and VSSQ.Using this
Method can also write display screen parameter into GAMMA IC chips, and the display screen parameter can include：Multichannel Gamma voltages are used
The parameter arrived.Corresponding display screen parameter can also be write to PMU IC chips and GAMMA IC chips using this method.With aobvious
Exemplified by showing device is LCD TV, for different LCDs, in order to ensure the display performance of LCDs, to
The display screen parameter write in PMUIC chips can be different, and the display screen parameter write into GAMMA IC chips also can be different, this
The embodiment of the present invention is joined to the display screen parameter write into PMU IC chips and the display screen write into GAMMAIC chips
Several contents do not limit.
The embodiments of the invention provide a kind of display screen parameter read-in method, as shown in Fig. 2 this method includes：
Step 201, when receiving parameter modification instruction, the first value of default first display screen parameter is revised as the
Two-value, parameter modification instruction carry second value, and second value differs with the first value.
The display screen parameter read-in method can apply to the processor of display device (if any CPU).Example, the display
Device can be television set (such as LCD TV), smart mobile phone, tablet personal computer, display, notebook computer, wearable device,
DPF, navigator etc. have the product or part of display function.
Step 202, receive the start-up command for being directed to display device.
Step 203, acquisition are written into the value of the first display screen parameter in the specified chip of display device.
It can be the original-pack chip in display device that this, which specifies chip, or the chip after replacing.
Step 204, when acquisition the first display screen parameter value and second value differ when, by the first display screen of acquisition
The value of parameter is revised as second value.
In summary, display screen parameter read-in method provided in an embodiment of the present invention, can be by default first display screen
First value of parameter is revised as second value, then receives the start-up command for display device, and acquisition is written into display device
The value of the first display screen parameter in chip is specified, and when value and the second value of the first display screen parameter in acquisition differ,
The value of first display screen parameter of acquisition is revised as second value, compared to correlation technique, the display screen in original-pack chip
When the value of parameter is modified or changes chip, without writing the value of display screen parameter again by the way of artificial burning,
But will directly obtained second value write-in chip be changed, improve the reliability of display screen parameter read-in.
The embodiments of the invention provide another display screen parameter read-in method, as shown in figure 3, this method includes：
Step 301, when receiving parameter modification instruction, the first value of default first display screen parameter is revised as the
Two-value.
Parameter modification instruction carries second value, and second value differs with the first value.
Wherein, the first value of the first display screen parameter can be stored in the built-in multimedia storage card of display device
(Embedded Multi Media Card, eMMC).When receiving parameter modification instruction, the processor of display device will be deposited
First value of the first display screen parameter being stored in eMMC is revised as second value.Parameter modification instruction can need carry out first
During display screen parameter testing or when needing to carry out chip replacing, by user's triggering.
Example, the display device can be television set (such as LCD TV), smart mobile phone, tablet personal computer, display, pen
Remember that this computer, wearable device, DPF, navigator etc. have the product or part of display function.
The display screen parameter read-in method can apply to the processor of display device.Assuming that display device is liquid crystal electricity
Depending on, it be PMU IC chips to specify chip, and the first display screen parameter be AVDD (analog voltage), the first of default AVDD be worth be+
5V, the second value for the AVDD that the modification instruction of parameter that processor receives carries is+8V, then+5V can be revised as by processor+
8V。
Step 302, receive the start-up command for being directed to display device.
The display screen parameter read-in method can be automatically performed in the start process of display device.
Step 303, judge to specified chip write the first flag information caused by the value of the first display screen parameter with it is pre-
If the second flag information it is whether identical.When the first flag information is identical with the second flag information, step 304 is performed；When
When one flag information and the second flag information differ, step 305 is performed.
It can be the original-pack chip in display device that this, which specifies chip, or the chip after replacing.
Assuming that display device is LCD TV, specified chip can be included in PMU IC chips and GAMMAIC chips extremely
It is few one, the I2C buses connection of the SoC mainboards of the I2C buses and display device of PMU IC chips and GAMMA IC chips.
Optionally, when writing the value of the first display screen parameter to specified chip, a flag information can be returned to, mark letter
Cease and the write operation of value of the first display screen parameter is write for indicating this to specified chip whether run succeeded, mark letter
The representation of breath can have a variety of, for example can be represented with 0 or 1, when writing the first display screen parameter to specified chip
Flag information caused by value be 1 when, show to specified chip write the first display screen parameter value write operation perform into
Work(；When flag information caused by the value for writing the first display screen parameter to specified chip is 0, show to write to specified chip
The write operation of the value of first display screen parameter performs failure.
In this step, example, the second flag information can be 1, it is assumed that write first display screen ginseng to specified chip
First flag information caused by several values is 1, then processor can determine to write the first display screen parameter to specified chip
The write operation of value run succeeded；Believe assuming that writing the first mark caused by the value of the first display screen parameter to specified chip
Cease for 0, then the write operation for the value that processor can determine to write the first display screen parameter to specified chip fails.
The write operation of step 304, the value for determining to write the first display screen parameter to specified chip runs succeeded.Perform step
Rapid 307.
When the first flag information is identical with the second flag information, the processor of display device determines to write to specified chip
The write operation of the value of first display screen parameter runs succeeded, that is, specifies the value that the first display screen parameter is written with chip, write
The value of the first display screen parameter entered may be identical with the first value of default first display screen parameter in step 301, it is also possible to
Differed with the first value of default first display screen parameter in step 301.For example first in chip is being specified to show to writing
When the value of display screen parameter is modified, it is the original-pack chip in display device, in this case, the first of write-in to specify chip
The value of display screen parameter is identical with the first value of default first display screen parameter；When changing chip, chip is specified to change
Specified chip afterwards, in this case, the of the value of the first display screen parameter of write-in and default first display screen parameter
One value may differ.
The write operation of step 305, the value for determining to write the first display screen parameter to specified chip performs failure.Perform step
Rapid 306.
When the first flag information and the second flag information differ, the processor of display device determines to write to specified chip
The write operation for entering the value of the first display screen parameter performs failure, that is to say and does not write the first display screen parameter in specified chip
Value.
Step 306, when to specified chip write the first display screen parameter value write operation perform failure when, to specify
Chip writes second value.Perform step 309.
When the write operation execution failure for the value that the first display screen parameter is write to specified chip, the processing of display device
Device changes obtained second value into specified chip write step 301.
Step 307, when the write operation of value that the first display screen parameter is write to specified chip runs succeeded, obtain quilt
The value of the first display screen parameter in chip is specified in write-in.Perform step 308.
When the write operation of the value to specified chip the first display screen parameter of write-in runs succeeded, the processing of display device
Device reads the value for the first display screen parameter being written into specified chip.Assuming that display device is LCD TV, specified chip is
PMU IC chips, the first display screen parameter are AVDD, and the value that AVDD is write to specified chip is+5V, and is write to PMU IC chips
The write operation for entering AVDD value runs succeeded, then the processor of display device obtains the AVDD being written into PMU IC chips
Value be+5V.
Step 308, when acquisition the first display screen parameter value and second value differ when, by the first display screen of acquisition
The value of parameter is revised as second value.
When the value for the first display screen parameter that the processor of display device in step 307 judges to obtain in step 301 with repairing
When the second value for changing to obtain differs, the value of the first display screen parameter of acquisition is revised as second value by processor.When acquisition
When the value of first display screen parameter is identical with second value, then into normal starting procedure.
By step 307 and step 308, the processor of display device is to having been written into the ginseng of the first display screen in specified chip
Several values are verified, can ensure the correctness of the value for the first display screen parameter being eventually written in specified chip, so as to
It ensure that the display performance of display device.
Assuming that display device is LCD TV, it is PMU IC chips to specify chip, and the first display screen parameter is AVDD, AVDD
Second value be+8V, the AVDD being written into the PMU IC chips value that the processor of display device obtains in step 307 is
+ 5V, then acquisition+5V can be revised as+8V by processor.
Whether step 309, the write operation detected to specified chip write-in second value run succeeded.Write when to specified chip
When entering the write operation of second value and running succeeded, step 310 is performed；When the write operation that second value is write to specified chip performs
During failure, step 311 is performed.
After step 306, the processor of display device can also be detected further to the display of specified chip write-in first
Whether the write operation for shielding the second value of parameter runs succeeded, and then produces flag information corresponding to write operation, in order to rear
Continue and modified in the value to writing the first display screen parameter in specified chip, or change when this specifies chip and perform step
303, so as to complete that the new value of display screen parameter is automatically write into specified chip.
Step 310, the second flag information will be arranged to flag information caused by specified chip write-in second value.
Example, the second flag information can be 1.When writing for the second value that the first display screen parameter is write to specified chip
When entering operation and running succeeded, flag information caused by write operation is arranged to 1.
Step 311, the 3rd flag information will be arranged to flag information caused by specified chip write-in second value.
3rd flag information differs with the second flag information.
Example, the second flag information can be 1, and the 3rd flag information is 0.When to specified chip write the first display screen
When the write operation of the second value of parameter performs failure, flag information caused by write operation is arranged to 0.
Display screen parameter read-in method provided in an embodiment of the present invention is by step 301 by default first display screen parameter
The first value be revised as second value；Determine to write the first display screen to specified chip by step 303, step 304 and step 305
Whether the write operation of the value of parameter runs succeeded；Shown by step 307 and step 308 to having been written into first in specified chip
The value of display screen parameter is verified, when the value for having been written into the first display screen parameter in specified chip differs with second value,
The value for the first display screen parameter having been written into specified chip is revised as second value；Can be in specified chip by step 306
In do not write and write second value to specified chip in the case of the value of the first display screen parameter.This method is in original-pack chip
When the value of display screen parameter is modified or changes chip, it is only necessary to change the first value of the first display screen parameter to prestore, so
Can will change obtained second value write-in chip automatically in start process afterwards, complete to be written into before in specified chip the
The renewal of the value of one display screen parameter.This method need to only be opened again in the case of debugging display screen parameter or replacing chip
Machine.Due to the value without writing display screen parameter again by the way of artificial burning, so simplifying display screen parameter
Write step, write efficiency is improved, reduce write-in cost, and then improve the reliability of display screen parameter read-in.
In summary, display screen parameter read-in method provided in an embodiment of the present invention, can be by default first display screen
First value of parameter is revised as second value, then receives the start-up command for display device, and acquisition is written into display device
The value of the first display screen parameter in chip is specified, and when value and the second value of the first display screen parameter in acquisition differ,
The value of first display screen parameter of acquisition is revised as second value, compared to correlation technique, the display screen in original-pack chip
When the value of parameter is modified or changes chip, without writing the value of display screen parameter again by the way of artificial burning,
But will directly obtained second value write-in chip be changed, improve the reliability of display screen parameter read-in.
The embodiments of the invention provide a kind of display screen parameter read-in device, as shown in figure 4, the device 400 includes：
First modified module 410, for when receiving parameter modification instruction, by the of default first display screen parameter
One value is revised as second value, and parameter modification instruction carries second value, and second value differs with the first value.
Receiving module 420, for receiving the start-up command for display device.
Acquisition module 430, for obtaining the value for the first display screen parameter being written into the specified chip of display device.
Second modified module 440, when value and second value for the first display screen parameter in acquisition differ, it will obtain
The value of the first display screen parameter be revised as second value.
In summary, display screen parameter read-in device provided in an embodiment of the present invention, can be by default first display screen
First value of parameter is revised as second value, then receives the start-up command for display device, and acquisition is written into display device
The value of the first display screen parameter in chip is specified, and when value and the second value of the first display screen parameter in acquisition differ,
The value of first display screen parameter of acquisition is revised as second value, compared to correlation technique, the display screen in original-pack chip
When the value of parameter is modified or changes chip, without writing the value of display screen parameter again by the way of artificial burning,
But will directly obtained second value write-in chip be changed, improve the reliability of display screen parameter read-in.
Optionally, acquisition module 430 is used for：
When the write operation of the value to specified chip the first display screen parameter of write-in runs succeeded, acquisition is written into specified
The value of the first display screen parameter in chip.
Further, as shown in figure 5, the device 400 can also include：
Writing module 450, for performing failure in the write operation for the value that the first display screen parameter is write to specified chip
When, write second value to specified chip.
Further, the device 400 can also include：
Judge module 460, for judging to write the first mark caused by the value of the first display screen parameter to specified chip
Whether information and default second flag information are identical.
First determining module 470, for when the first flag information is identical with the second flag information, it is determined that to specified chip
The write operation for writing the value of the first display screen parameter runs succeeded.
Second determining module 480, for when the first flag information and the second flag information differ, it is determined that to specified core
The write operation that piece writes the value of the first display screen parameter performs failure.
Further, the device 400 can also include：
Whether detection module 490, the write operation for writing second value to specified chip for detecting run succeeded.
First setup module 491, for specified chip write second value write operation run succeeded when, will be to finger
Flag information caused by determining chip write-in second value is arranged to the second flag information.
Second setup module 492, will be to finger when failing for being performed in the write operation that second value is write to specified chip
Flag information caused by determining chip write-in second value is arranged to the 3rd flag information, the 3rd flag information and the second flag information
Differ.
Other mark meanings may be referred to Fig. 4 in Fig. 5.
In summary, display screen parameter read-in device provided in an embodiment of the present invention, can be by default first display screen
First value of parameter is revised as second value, then receives the start-up command for display device, and acquisition is written into display device
The value of the first display screen parameter in chip is specified, and when value and the second value of the first display screen parameter in acquisition differ,
The value of first display screen parameter of acquisition is revised as second value, compared to correlation technique, the display screen in original-pack chip
When the value of parameter is modified or changes chip, without writing the value of display screen parameter again by the way of artificial burning,
But will directly obtained second value write-in chip be changed, improve the reliability of display screen parameter read-in.
The embodiments of the invention provide another display screen parameter read-in device, the device includes：
Processor；
For the memory for the executable instruction for storing processor；
Wherein, processor is configured as：
When receiving parameter modification instruction, the first value of default first display screen parameter is revised as second value, should
Parameter modification instruction carries second value, and second value differs with the first value；
Receive the start-up command for display device；
Obtain the value for the first display screen parameter being written into the specified chip of display device；
When the value of the first display screen parameter of acquisition differs with second value, by the value of the first display screen parameter of acquisition
It is revised as second value.
The embodiment of the present invention additionally provides a kind of storage medium, when the instruction in the storage medium is by display device
When managing device execution so that the display device is able to carry out the display screen parameter read-in method shown in Fig. 2 or Fig. 3.
The embodiment of the present invention additionally provides a kind of computer program product for including instruction, when the computer program product exists
When being run on computer so that computer performs the display screen parameter read-in method shown in Fig. 2 or Fig. 3.
It is apparent to those skilled in the art that for convenience and simplicity of description, the device of foregoing description
With the specific work process of module, the corresponding process in preceding method embodiment is may be referred to, will not be repeated here.
Those skilled in the art will readily occur to the present invention its after considering specification and putting into practice the invention invented here
Its embodiment.The application be intended to the present invention any modification, purposes or adaptations, these modifications, purposes or
Person's adaptations follow the general principle of the present invention and including undocumented common knowledges in the art of the invention
Or conventional techniques.Description and embodiments be considered only as it is exemplary, true scope and spirit of the invention by right will
Ask and point out.
It should be appreciated that the invention is not limited in the precision architecture for being described above and being shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present invention is only limited by appended claim.
Claims (10)
- A kind of 1. display screen parameter read-in method, it is characterised in that methods described includes：When receiving parameter modification instruction, the first value of default first display screen parameter is revised as second value, the ginseng Number modification instruction carries the second value, and the second value differs with first value；Receive the start-up command for display device；Obtain the value for the first display screen parameter being written into the specified chip of the display device；When the value of the first display screen parameter of acquisition differs with the second value, by first display screen of acquisition The value of parameter is revised as the second value.
- 2. according to the method for claim 1, it is characterised in that described to obtain the specified chip for being written into the display device In the first display screen parameter value, including：When the write operation for the value for writing the first display screen parameter to the specified chip runs succeeded, acquisition is written into The value of the first display screen parameter in the specified chip.
- 3. according to the method for claim 2, it is characterised in that it is described receive for display device start-up command it Afterwards, methods described also includes：When the write operation execution failure for the value that the first display screen parameter is write to the specified chip, specified to described Chip writes the second value.
- 4. according to the method for claim 3, it is characterised in that it is described receive for display device start-up command it Afterwards, methods described also includes：Judge to the specified chip write the first flag information caused by the value of the first display screen parameter with it is default Whether the second flag information is identical；When first flag information is identical with second flag information, it is determined that writing described first to the specified chip The write operation of the value of display screen parameter runs succeeded；When first flag information and second flag information differ, it is determined that to the specified chip write-in described the The write operation of the value of one display screen parameter performs failure.
- 5. according to the method for claim 4, it is characterised in that it is described to the specified chip write the second value it Afterwards, methods described also includes：Detect whether the write operation for writing the second value to the specified chip runs succeeded；When the write operation for writing the second value to the specified chip runs succeeded, institute will be write to the specified chip State flag information caused by second value and be arranged to second flag information；When the write operation that the second value is write to the specified chip performs failure, institute will be write to the specified chip State flag information caused by second value and be arranged to the 3rd flag information, the 3rd flag information and second flag information Differ.
- 6. a kind of display screen parameter read-in device, it is characterised in that described device includes：First modified module, for when receiving parameter modification instruction, the first value of default first display screen parameter to be repaiied Second value is changed to, the parameter modification instruction carries the second value, and the second value differs with first value；Receiving module, for receiving the start-up command for display device；Acquisition module, for obtaining the value for the first display screen parameter being written into the specified chip of the display device；Second modified module, when value and the second value for the first display screen parameter in acquisition differ, it will obtain The value of the first display screen parameter taken is revised as the second value.
- 7. device according to claim 6, it is characterised in that the acquisition module is used for：When the write operation for the value for writing the first display screen parameter to the specified chip runs succeeded, acquisition is written into The value of the first display screen parameter in the specified chip.
- 8. device according to claim 7, it is characterised in that described device also includes：Writing module, for performing failure in the write operation for the value for writing the first display screen parameter to the specified chip When, write the second value to the specified chip.
- 9. device according to claim 8, it is characterised in that described device also includes：Judge module, for judging to write the first mark caused by the value of the first display screen parameter to the specified chip Whether information and default second flag information are identical；First determining module, for when first flag information is identical with second flag information, it is determined that to the finger The write operation for determining the value that chip writes the first display screen parameter runs succeeded；Second determining module, for when first flag information and second flag information differ, it is determined that to described Specify chip to write the write operation of the value of the first display screen parameter and perform failure.
- 10. device according to claim 9, it is characterised in that described device also includes：Detection module, for detecting whether the write operation for writing the second value to the specified chip runs succeeded；First setup module, will be to during for being run succeeded in the write operation that the second value is write to the specified chip Flag information caused by the specified chip write-in second value is arranged to second flag information；Second setup module, will be to during for performing failure in the write operation that the second value is write to the specified chip Flag information caused by the specified chip write-in second value is arranged to the 3rd flag information, the 3rd flag information Differed with second flag information.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036267A (en) * | 2018-07-09 | 2018-12-18 | 武汉华星光电半导体显示技术有限公司 | OLED mould group compensation method and OLED mould group compensation system |
| CN110636364A (en) * | 2019-09-24 | 2019-12-31 | 深圳创维－Rgb电子有限公司 | Image quality processing method, smart television and storage medium |
| CN110992866A (en) * | 2019-12-10 | 2020-04-10 | Tcl华星光电技术有限公司 | Drive circuit of display panel and logic circuit of electronic device |
| CN111336061A (en) * | 2018-12-19 | 2020-06-26 | 北京金风科创风电设备有限公司 | Method and device for reading and writing related data of wind generating set |
| CN111800658A (en) * | 2019-04-16 | 2020-10-20 | 深圳康佳电子科技有限公司 | Chip parameter writing method, television and storage medium |
| CN113707073A (en) * | 2020-05-20 | 2021-11-26 | 西安诺瓦星云科技股份有限公司 | Display system |
| WO2023010251A1 (en) * | 2021-08-02 | 2023-02-09 | 深圳Tcl新技术有限公司 | Display control method and apparatus, electronic device, and storage medium |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101359304A (en) * | 2007-08-01 | 2009-02-04 | 华硕电脑股份有限公司 | Starting method and system |
| US20100023741A1 (en) * | 2008-07-23 | 2010-01-28 | Hong Fu Jin Precision Industry (Shenzhen) Co.,Ltd. | Method for setting bios and recreating checksum value |
| CN202004874U (en) * | 2010-11-17 | 2011-10-05 | 苏州冠捷科技有限公司 | USB (universal serial bus) television parameter copying system |
| CN105472278A (en) * | 2015-11-18 | 2016-04-06 | 深圳创维－Rgb电子有限公司 | Method and device for television set screen display control |
| CN106210155A (en) * | 2015-04-29 | 2016-12-07 | 腾讯科技（深圳）有限公司 | The method and apparatus connecting application server |
| CN106331892A (en) * | 2016-08-30 | 2017-01-11 | 青岛海信移动通信技术股份有限公司 | Module screen debugging method and device of TV and TV |
| CN107196817A (en) * | 2016-03-15 | 2017-09-22 | 中国移动通信集团河南有限公司 | Ping threads monitoring method, network service state monitoring method and client |
-
2017
- 2017-11-16 CN CN201711136697.5A patent/CN107749286A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101359304A (en) * | 2007-08-01 | 2009-02-04 | 华硕电脑股份有限公司 | Starting method and system |
| US20100023741A1 (en) * | 2008-07-23 | 2010-01-28 | Hong Fu Jin Precision Industry (Shenzhen) Co.,Ltd. | Method for setting bios and recreating checksum value |
| CN202004874U (en) * | 2010-11-17 | 2011-10-05 | 苏州冠捷科技有限公司 | USB (universal serial bus) television parameter copying system |
| CN106210155A (en) * | 2015-04-29 | 2016-12-07 | 腾讯科技（深圳）有限公司 | The method and apparatus connecting application server |
| CN105472278A (en) * | 2015-11-18 | 2016-04-06 | 深圳创维－Rgb电子有限公司 | Method and device for television set screen display control |
| CN107196817A (en) * | 2016-03-15 | 2017-09-22 | 中国移动通信集团河南有限公司 | Ping threads monitoring method, network service state monitoring method and client |
| CN106331892A (en) * | 2016-08-30 | 2017-01-11 | 青岛海信移动通信技术股份有限公司 | Module screen debugging method and device of TV and TV |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036267A (en) * | 2018-07-09 | 2018-12-18 | 武汉华星光电半导体显示技术有限公司 | OLED mould group compensation method and OLED mould group compensation system |
| CN111336061A (en) * | 2018-12-19 | 2020-06-26 | 北京金风科创风电设备有限公司 | Method and device for reading and writing related data of wind generating set |
| CN111336061B (en) * | 2018-12-19 | 2024-01-19 | 北京金风科创风电设备有限公司 | Method and device for reading and writing related data of wind generating set |
| CN111800658A (en) * | 2019-04-16 | 2020-10-20 | 深圳康佳电子科技有限公司 | Chip parameter writing method, television and storage medium |
| CN111800658B (en) * | 2019-04-16 | 2022-05-03 | 深圳康佳电子科技有限公司 | Chip parameter writing method, television and storage medium |
| CN110636364A (en) * | 2019-09-24 | 2019-12-31 | 深圳创维－Rgb电子有限公司 | Image quality processing method, smart television and storage medium |
| CN110992866A (en) * | 2019-12-10 | 2020-04-10 | Tcl华星光电技术有限公司 | Drive circuit of display panel and logic circuit of electronic device |
| CN113707073A (en) * | 2020-05-20 | 2021-11-26 | 西安诺瓦星云科技股份有限公司 | Display system |
| WO2023010251A1 (en) * | 2021-08-02 | 2023-02-09 | 深圳Tcl新技术有限公司 | Display control method and apparatus, electronic device, and storage medium |
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