CN102385833B - Panel TV and method for driving display thereof - Google Patents
Panel TV and method for driving display thereof Download PDFInfo
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- CN102385833B CN102385833B CN201110369204.9A CN201110369204A CN102385833B CN 102385833 B CN102385833 B CN 102385833B CN 201110369204 A CN201110369204 A CN 201110369204A CN 102385833 B CN102385833 B CN 102385833B
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Abstract
The invention discloses a panel TV and a method for driving a display thereof, wherein the method is that a main control chip of the display solidifies drive parameters of the display and establishes a communication protocol with a core board; and the core board obtains the drive parameters of the display from the main control chip of the display through the communication protocol, and drives the display according to the drive parameters. In the invention, as the drive parameters of the display are solidified on the main control chip of the display and the communication protocol with the core board is established on the main control chip of the display, when the display is needed to be driven, as long as the core board obtains the drive parameters of the display from the main control chip of the display through the communication protocol and the drive operation of the display is performed, the display can be driven; and as no software working staff is required to be involved in software modification, the function of plug-and-play of the display is achieved, the production procedure of the panel TV is simplified, and the operation cost of the panel TV is reduced.
Description
Technical field
The present invention relates to TV technology, especially relate to the driving method of a kind of flat panel TV and display thereof.
Background technology
At present, the Display Types of flat panel TV is a lot, and the resolution of its display is different or frequency is different, and the Display Driver parameter of its correspondence is not identical yet.
At present, a lot of flat panel TV manufacturer has the following two kinds processing mode: one, first all flat panel TVs are adopted unified movement software, then for the display of different frequency or different resolution, writes different Display Driver parameter in movement software.Two, Display Driver parameter is stored in the storer of machine core board, when namely producing different types of flat panel TV, is copied in the storer of machine core board by the Display Driver parameter of external tool by correspondence.
There is following defect in above-mentioned first kind of way: amendment movement software comparatively bothers, software engineer easily makes mistakes when revising movement software code, may control unknown risks be there is in amended new software, usually need staff carry out detailed test after just can apply, inefficiency, and take a large amount of human resources.Although the second way does not need amendment movement software, but the flat panel TV often producing different display all needs staff to adopt external tool to copy, need input to copy equipment, also take a large amount of human resources simultaneously, have impact on production efficiency and the production cost of flat panel TV.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of flat panel TV and display drive method thereof, on the basis realizing driving display, simplifies production procedure, reduces operating cost.
The present invention proposes a kind of display drive method of flat panel TV, comprises step:
Display main control chip solidification Display Driver parameter, and set up the I with machine core board
2c communication protocol, the I between machine core board and display main control chip
2c communication interface joins in LVDS interface, described I
2c communication interface is for setting up the communication function of machine core board and display master control borad chip;
Machine core board passes through I
2c communication protocol obtains Display Driver parameter to display main control chip, and performs Display Driver operation according to described Display Driver parameter.
Preferably, described machine core board passes through I
2c communication protocol obtains Display Driver parameter to display main control chip and is specially:
Machine core board starts and display main control chip communication function, sends the acquisition request of Display Driver parameter to display main control chip;
Display main control chip drives parameter according to described acquisition request to machine core board feedback display.
Preferably, described machine core board also comprised send the acquisition request of Display Driver parameter to display main control chip before:
Machine core board sends addressing request to display main control chip;
Display main control chip according to described addressing request to machine core board feedback response information;
The acquisition request that machine core board sends Display Driver parameter to display main control chip is specially:
The response message that machine core board feeds back according to display main control chip sends the acquisition request of Display Driver parameter to display main control chip.
Preferably, described Display Driver parameter major part comprises: the resolution of display, the time series data of display, TI pattern, backlight PWM frequency data, clock frequency data.
The present invention separately proposes a kind of flat panel TV, comprising:
Display main control chip, for solidifying Display Driver parameter, and sets up the I with machine core board
2c communication protocol, the I between machine core board and display main control chip
2c communication interface joins in LVDS interface, described I
2c communication interface is for setting up the communication function of machine core board and display master control borad chip;
Machine core board, for passing through I
2c communication protocol obtains Display Driver parameter to display main control chip, and performs Display Driver operation according to described Display Driver parameter.
Preferably, described machine core board, also for starting and display main control chip communication function, sends the acquisition request of Display Driver parameter to display main control chip;
Described display main control chip, also for driving parameter according to described acquisition request to machine core board feedback display.
Preferably, described machine core board, also for sending addressing request to display main control chip;
Described display main control chip, also for according to described addressing request to machine core board feedback response information.
Preferably, described machine core board, also sends the acquisition request of Display Driver parameter to display main control chip for the response message fed back according to display main control chip.
Preferably, described Display Driver parameter major part comprises: the resolution of display, the time series data of display, TI pattern, backlight PWM frequency data, clock frequency data.
Flat panel TV provided by the present invention and display drive method thereof, by Display Driver parameter is solidificated on display main control chip, and on display main control chip, set up the communication protocol with machine core board, when needing driving display, machine core board only need obtain Display Driver parameter by communication protocol to display main control chip, and the driving performing display operates, without the need to software work, personnel participate in software modification, achieve the plug-and-play feature of display, simplify the production procedure of flat panel TV, reduce the operating cost of flat panel TV.
Accompanying drawing explanation
Fig. 1 is the display drive method process flow diagram of first embodiment of the invention flat panel TV;
Fig. 2 is the structural representation of second embodiment of the invention flat panel TV.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
See Fig. 1, propose display drive method one embodiment of flat panel TV of the present invention, comprise step:
Step S101, display main control chip solidification Display Driver parameter, and set up the communication protocol with machine core board;
Step S102, machine core board obtain Display Driver parameter by communication protocol to display main control chip, and perform Display Driver operation according to described driving parameter.
In the present embodiment, machine core board itself supports communication protocol, after display main control chip sets up the communication protocol with machine core board, machine core board just obtains Display Driver parameter by communication protocol to display main control chip, and the driving parameter of acquisition is stored in the internal memory of machine core board, then according to the driving operation driving parameter to realize display, software program in machine core board is revised without the need to software work personnel, or utilize external tool in machine core board storer, to write data to obtain driving parameter, display plug-and-play feature can be realized, simplify the production procedure of flat panel TV, reduce flat panel TV production cost simultaneously.
Further, in the display drive method embodiment of above-mentioned flat panel TV, described machine core board obtains Display Driver parameter by communication protocol to display main control chip and is specially: machine core board starts and display main control chip communication function, sends the acquisition request of Display Driver parameter to display main control chip.Display main control chip drives parameter according to described acquisition request to machine core board feedback display.
Further, in the display drive method embodiment of above-mentioned flat panel TV, above-mentioned machine core board also comprised following process before display main control chip sends the acquisition request of Display Driver parameter: machine core board sends addressing request to display main control chip.Display main control chip according to described addressing request to machine core board feedback response information.The acquisition request that machine core board sends Display Driver parameter to display main control chip is specially: the response message that machine core board feed back according to display main control chip is to the acquisition request of display main control chip transmission Display Driver parameter.
The present embodiment, machine core board, to before display main control chip acquisition request Display Driver parameter, first needs to confirm whether this display exists, if exist, sends the request of Display Driver parameter acquiring to it.Namely first machine core board sends addressing request to display main control chip, if receive the response message of the main control chip feedback of display, then show that corresponding display exists, now just can send according to response message the acquisition request obtaining Display Driver parameter to display main control chip.
Further, in the display drive method embodiment of above-mentioned flat panel TV, described communication protocol is I
2c communication protocol.
In addition, in above-described embodiment, the I between machine core board and display main control chip
2c communication interface can join in existing LVDS interface, by joining the I in LVDS interface
2c data bus, just can set up the communication function of machine core board and display main control chip.
Further, in the display drive method embodiment of above-mentioned flat panel TV, described Display Driver parameter major part comprises: monitor resolution, time sequence of display device data, TI pattern, backlight PWM frequency data, clock frequency data.
The display drive method embodiment of above-mentioned flat panel TV, by Display Driver parameter is solidificated on display main control chip, and on display main control chip, set up the communication protocol with machine core board, when needing driving display, machine core board only need obtain Display Driver parameter by communication protocol to display main control chip, and the driving performing display operates, without the need to software work, personnel participate in software modification, achieve the plug-and-play feature of display, simplify the production procedure of flat panel TV, reduce the operating cost of flat panel TV.
In addition, in above-described embodiment, Display Driver parameter can also be stored in the storer of display main control chip place module, machine core board is by external interface directly reading displayed device driving parameter from the storer of display main control chip place module.
See Fig. 2, propose flat panel TV 100 1 embodiment of the present invention, comprising: display main control chip 110 and machine core board 120.Wherein, described display main control chip 110, for solidifying Display Driver parameter, and sets up the communication protocol with machine core board 120.Described machine core board 120, for obtaining Display Driver parameter by communication protocol to display main control chip 110, and performs Display Driver operation according to described driving parameter.
In the present embodiment, machine core board 120 itself supports communication protocol, after display main control chip 110 sets up the communication protocol with machine core board 120, machine core board 120 just obtains Display Driver parameter by communication protocol to display main control chip 110, and the driving parameter of acquisition is stored in the internal memory of machine core board 120, then according to the driving operation driving parameter to realize display, software program in machine core board 120 is revised without the need to software work personnel, or utilize external tool in the storer of machine core board 120, to write data to obtain driving parameter, display plug-and-play feature can be realized, simplify the production procedure of flat panel TV 100, reduce dull and stereotyped electricity 100 simultaneously and look production cost.
Further, in above-mentioned flat panel TV 100 embodiment, described machine core board 120, also for starting and display main control chip 110 communication function, sends the acquisition request of Display Driver parameter to display main control chip 110.Described display main control chip 110, also for driving parameter according to described acquisition request to machine core board 120 feedback display.
Further, in above-mentioned flat panel TV 100 embodiment, described machine core board 120, also for sending addressing request to display main control chip 110.Display main control chip 110, also for according to described addressing request to machine core board 120 feedback response information.
Further, in above-mentioned flat panel TV 100 embodiment, described machine core board 120, also sends the acquisition request of Display Driver parameter to display main control chip 110 for the response message fed back according to display main control chip 110.
The present embodiment, machine core board 120, to before display main control chip 110 acquisition request Display Driver parameter, first needs to confirm whether this display exists, if exist, sends the request of Display Driver parameter acquiring to it.Namely first machine core board 120 sends addressing request to display main control chip 110, if receive the response message that display main control chip 110 feeds back, then show that corresponding display exists, now just can send according to response message the acquisition request obtaining Display Driver parameter to display main control chip 110.
Further, in above-mentioned flat panel TV 100 embodiment, described communication protocol is I
2c communication protocol.
In addition, in above-described embodiment, the I between machine core board 120 and display main control chip 110
2c communication interface can join in existing LVDS interface, by joining the I in LVDS interface
2c data bus, just can set up the communication function of machine core board 120 and display main control chip 110.
Further, in above-mentioned flat panel TV 100 embodiment, described Display Driver parameter major part comprises: monitor resolution, time sequence of display device data, TI pattern, backlight PWM frequency data, clock frequency data.
In above-mentioned flat panel TV 100 embodiment, by Display Driver parameter is solidificated on display main control chip 110, and on display main control chip 110, set up the communication protocol with machine core board 120, when needing driving display, machine core board 120 only need obtain Display Driver parameter by communication protocol to display main control chip 110, and the driving performing display operates, participate in revising software without the need to software work personnel, achieve display plug-and-play feature, simplify the production procedure of flat panel TV 100, reduce the production cost of flat panel TV 100.
In addition, in above-described embodiment, Display Driver parameter can also be stored in the storer of display main control chip 110 place module, machine core board 120 is by external interface directly reading displayed device driving parameter from the storer of display main control chip 110 place module.
Should be understood that; these are only the preferred embodiments of the present invention; can not therefore limit the scope of the claims of the present invention; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (9)
1. a display drive method for flat panel TV, is characterized in that, comprises step:
Display main control chip solidification Display Driver parameter, and set up the I with machine core board
2c communication protocol, the I between machine core board and display main control chip
2c communication interface joins in LVDS interface, described I
2c communication interface is for setting up the communication function of machine core board and display master control borad chip;
Machine core board passes through I
2c communication protocol obtains Display Driver parameter to display main control chip, and performs Display Driver operation according to described Display Driver parameter.
2. the display drive method of flat panel TV according to claim 1, is characterized in that, described machine core board passes through I
2c communication protocol obtains Display Driver parameter to display main control chip and is specially:
Machine core board starts and display main control chip communication function, sends the acquisition request of Display Driver parameter to display main control chip;
Display main control chip drives parameter according to described acquisition request to machine core board feedback display.
3. the display drive method of flat panel TV according to claim 2, is characterized in that, machine core board also comprised before display main control chip sends the acquisition request of Display Driver parameter:
Machine core board sends addressing request to display main control chip;
Display main control chip according to described addressing request to machine core board feedback response information;
The acquisition request that machine core board sends Display Driver parameter to display main control chip is specially:
The response message that machine core board feeds back according to display main control chip sends the acquisition request of Display Driver parameter to display main control chip.
4. the display drive method of the flat panel TV according to any one of claim 1-3, it is characterized in that, described Display Driver parameter comprises: the resolution of display, the time series data of display, TI pattern, backlight PWM frequency data, clock frequency data.
5. a flat panel TV, is characterized in that, comprising:
Display main control chip, for solidifying Display Driver parameter, and sets up the I with machine core board
2c communication protocol, the I between machine core board and display main control chip
2c communication interface joins in LVDS interface, described I
2c communication interface is for setting up the communication function of machine core board and display master control borad chip;
Machine core board, for passing through I
2c communication protocol obtains Display Driver parameter to display main control chip, and performs Display Driver operation according to described Display Driver parameter.
6. flat panel TV according to claim 5, is characterized in that,
Described machine core board, also for starting and display main control chip communication function, sends the acquisition request of Display Driver parameter to display main control chip;
Described display main control chip, also for driving parameter according to described acquisition request to machine core board feedback display.
7. flat panel TV according to claim 6, is characterized in that,
Described machine core board, also for sending addressing request to display main control chip;
Described display main control chip, also for according to described addressing request to machine core board feedback response information.
8. flat panel TV according to claim 7, is characterized in that,
Described machine core board, also sends the acquisition request of Display Driver parameter to display main control chip for the response message fed back according to display main control chip.
9. the flat panel TV according to any one of claim 6-8, is characterized in that, described Display Driver parameter comprises: the resolution of display, the time series data of display, TI pattern, backlight PWM frequency data, clock frequency data.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110369204.9A CN102385833B (en) | 2011-11-18 | 2011-11-18 | Panel TV and method for driving display thereof |
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| CN201110369204.9A CN102385833B (en) | 2011-11-18 | 2011-11-18 | Panel TV and method for driving display thereof |
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| CN102385833A CN102385833A (en) | 2012-03-21 |
| CN102385833B true CN102385833B (en) | 2015-04-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105554547B (en) * | 2015-12-22 | 2018-11-23 | 深圳Tcl数字技术有限公司 | The method and system of display screen adaptive configuration |
| CN106293747A (en) * | 2016-08-12 | 2017-01-04 | 京东方科技集团股份有限公司 | Electronic equipment and the driving method of electronic equipment |
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| CN1804705A (en) * | 2005-01-10 | 2006-07-19 | 谢剑斌 | Method for implementing quick configuration of TFT liquid crystal display |
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