CN208970148U - A kind of liquid crystal display panel controller - Google Patents
A kind of liquid crystal display panel controller Download PDFInfo
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- CN208970148U CN208970148U CN201821311325.1U CN201821311325U CN208970148U CN 208970148 U CN208970148 U CN 208970148U CN 201821311325 U CN201821311325 U CN 201821311325U CN 208970148 U CN208970148 U CN 208970148U
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- liquid crystal
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Abstract
The utility model discloses a kind of liquid crystal display panel controllers, including controller, liquid crystal display panel and display driver chip, the controller is internally provided with single-chip microcontroller, and data processing chip is provided on the left of single-chip microcontroller, interface microcontroller is provided on the downside of single-chip microcontroller simultaneously, data/address bus is provided on the left of the data processing chip, and power interface is provided on the upside of data/address bus, level translator is provided on the right side of the power interface, and radiator is provided on the right side of level translator, DVI interface is provided on the left of the liquid crystal display panel.The liquid crystal display panel controller, structure setting is reasonable, and liquid crystal display panel information shown above can be stored in memory bar, and memory bar is plugged on memory bar interface, memory bar can replace different size of memory, convenient to store to vision signal, structure is simple, and control efficiency is high, imaged color is abundant, the advantages that high resolution, can preferably guarantee the high-efficient homework of controller, promote the development of controller industry.
Description
Technical field
The utility model relates to controller equiment science and technology field, specially a kind of liquid crystal display panel controller.
Background technique
Currently, Gao Yuegao is got in requirement of the people to the display technology of liquid crystal display, the display technology of liquid crystal display is just
Develop towards directions such as high-resolution, display contents abundant, the liquid crystal display that the prior art provides, liquid crystal display control
Device is directly to realize display control to liquid crystal display by controller, and control mode is more complicated, liquid crystal display
Controller internal structure is more complicated, and when controller connects circuit, supply voltage is not adapted to the voltage of controller
In the case of be easy the original part inside controller is damaged, reduce the working efficiency of LCD controller, existing liquid
The storage element of brilliant display controller is typically mounted on circuit board, non-dismountable, it has not been convenient to daily big video storage,
It needs periodically to be deleted, it is more troublesome, if do not replaced to controller, influence whether the normal use of controller.
In order to solve disadvantage existing currently on the market, it is badly in need of improving the technology of control device, can preferably protects
The high-efficient homework of controller is demonstrate,proved, the development of controller industry is promoted.
Utility model content
The technical issues of the utility model solves is to overcome the LCD controller of the prior art to be directly to pass through control
Device processed realizes display control to liquid crystal display, and control mode is more complicated, liquid crystal display screen controller internal structure
It is more complicated, the efficiency of LCD controller is reduced, if do not replaced to controller, influences whether controller just
The defects of being often used provides a kind of liquid crystal display panel controller.The level translator, DVI interface and memory bar have voltage
It is converted into voltage compatible with single-chip microcontroller, prevents voltage excessive, the electronic component inside controller is damaged, DVI connects
Mouth is digital visual interface, converts minimum differential signalling technique to transmit digital signal, is arrived using differential signal transmission to data
It is shown on liquid crystal display panel, liquid crystal display panel information shown above can be stored in memory bar, and memory bar is plugged on memory
On interface, memory bar can replace different size of memory, and convenient to store to vision signal, structure is simple, control effect
The features such as rate is high, and imaged color is abundant, high resolution.
To achieve the above object, the utility model provides the following technical solutions: a kind of liquid crystal display panel controller, including control
Device, liquid crystal display panel and display driver chip, the controller is internally provided with single-chip microcontroller, and is provided at data on the left of single-chip microcontroller
Chip is managed, while being provided with interface microcontroller on the downside of single-chip microcontroller, data/address bus, and number are provided on the left of the data processing chip
According to power interface is provided on the upside of bus, level translator is provided on the right side of the power interface, and set on the right side of level translator
It is equipped with radiator, DVI interface is provided on the left of the liquid crystal display panel, and be provided with liquid crystal display panel interface on the upside of liquid crystal display panel,
The left side setting of the display driver chip is provided with memory bar in single-chip microcontroller, and on the downside of liquid crystal display panel.
Preferably, the controller is made of liquid crystal display, signal receiving unit and supply unit three parts.
Preferably, the domestic power supply of the 220V of the power interface connection, and power interface is connected by conducting wire and single-chip microcontroller
It is connected together.
Preferably, the data/address bus with data processing chip by being electrically connected, and data processing chip passes through electricity
Property be connected with single-chip microcontroller, while single-chip microcontroller be 51 single-chip microcontrollers.
Preferably, the single-chip microcontroller is electrically connected with interface microcontroller, and liquid crystal display panel and liquid crystal display panel interface
It is electrically connected, while interface microcontroller is plugged in together with liquid crystal display panel interface.
Preferably, liquid crystal display is made of liquid crystal display panel and display driver chip, and signal receiving unit is by data
Bus, data processing chip and DVI interface are constituted, while supply unit is made of power interface and level translator.
Preferably, the radiator is to be made of aluminium flake, and radiator is fixed by screws on controller.
Compared with prior art, the utility model has the beneficial effects that the liquid crystal display panel controller, structure setting is reasonable,
Voltage compatible with single-chip microcontroller is converted voltage to, prevents voltage excessive, the electronic component inside controller is damaged,
DVI interface is digital visual interface, converts minimum differential signalling technique to transmit digital signal, using differential signal transmission to number
According to being shown on liquid crystal display panel, liquid crystal display panel information shown above can be stored in memory bar, and memory bar is plugged on
On memory bar interface, memory bar can replace different size of memory, and convenient to store to vision signal, structure is simple, control
It makes high-efficient, at rich in color, the advantages that high resolution, can preferably guarantee the high-efficient homework of controller, promote controller
The development of industry.
Detailed description of the invention
Fig. 1 is the utility model structure schematic elevation view；
Fig. 2 is that the utility model structure controller signal transmits schematic diagram；
Fig. 3 is the utility model structure controller composition schematic diagram.
Figure label: 1, controller, 2, power interface, 3, level translator, 4, data/address bus, 5, data processing chip,
6, single-chip microcontroller, 7, DVI interface, 8, memory bar, 9, liquid crystal display panel, 10, liquid crystal display panel interface, 11, interface microcontroller, 12, display
Driving chip, 13, radiator.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of liquid crystal display panel controller, including controller
1, liquid crystal display panel 9 and display driver chip 12, controller 1 is internally provided with single-chip microcontroller 6, and is provided with data on the left of single-chip microcontroller 6
Chip 5 is handled, while being provided with interface microcontroller 11 on the downside of single-chip microcontroller 6, controller 1 is received single by liquid crystal display, signal
Member and supply unit three parts form, and are provided with data/address bus 4 on the left of data processing chip 5, and be provided on the upside of data/address bus 4
Power interface 2, data/address bus 4 are electrically connected with data processing chip 5 excessively, and data processing chip 5 passes through electrical property and monolithic
Machine 6 is connected, while single-chip microcontroller 6 is 51 single-chip microcontrollers, the domestic power supply for the 220V that power interface 2 connects, and power interface 2 is logical
It crosses conducting wire to link together with single-chip microcontroller 6, single-chip microcontroller 6 is electrically connected with interface microcontroller 11, and liquid crystal display panel 9 and liquid
Crystal face plate interface 10 is electrically connected, while interface microcontroller 11 is plugged in together with liquid crystal display panel interface 10, and power supply connects
2 right side of mouth is provided with level translator 3, and radiator 13 is provided on the right side of level translator 3, and radiator 13 is by aluminium
Piece composition, and radiator 13 is fixed by screws on controller 1, and DVI interface 7, and liquid crystal are provided on the left of liquid crystal display panel 9
Liquid crystal display panel interface 10 is provided on the upside of panel 9, the left side of display driver chip 12 is arranged in single-chip microcontroller 6, and under liquid crystal display panel 9
Side is provided with memory bar 8, and liquid crystal display is made of liquid crystal display panel 9 and display driver chip 12, and signal receiving unit by
Data/address bus 4, data processing chip 5 and DVI interface 7 are constituted, while supply unit is by 3 structure of power interface 2 and level translator
At the information data received is acquired, stores, retrieving, processing by data processing chip 5 and transformation is finally delivered to single-chip microcontroller
6, the program that single-chip microcontroller 6 is pre-entered according to people according to what is selected and execute the case where appearance at that time, and is translated and is held
Row, link together finally by interface microcontroller 11 and the liquid crystal display panel interface 10 of liquid crystal display panel 9, liquid crystal display panel interface 10 and
Interface microcontroller 11 is to be plugged in together, easy to disassemble, and deashing maintenance work usually will be electric by level translator 3
Pressure is converted into voltage compatible with single-chip microcontroller 6, prevents voltage excessive, damages to the electronic component inside controller 1,
DVI interface 7 is digital visual interface, converts minimum differential signalling technique to transmit digital signal, is arrived using differential signal transmission
It is shown in data to liquid crystal display panel 9, the information shown above of liquid crystal display panel 9 can be stored in memory bar 8, memory bar 8
It is plugged on 8 interface of memory bar, memory bar 8 can replace different size of memory, convenient to store to vision signal, structure
Simply, the advantages that control efficiency is high, and imaged color is abundant, high resolution.
Working principle: when using the liquid crystal display panel controller, controller 1 is by liquid crystal display, signal receiving unit
It is formed with supply unit three parts, signal receiving unit includes data/address bus 4 and data processing chip 5, and data/address bus 4 is by data
Data processing chip 5 is passed in a manner of electric signal conducting wire, data processing chip 5 adopts the information data received
Collection, storage, retrieval, processing and transformation are finally delivered to single-chip microcontroller 6, the program that single-chip microcontroller 6 is pre-entered according to people, according to working as
When the case where occurring select and execute, and translated and executed, finally by the liquid of interface microcontroller 11 and liquid crystal display panel 9
Crystal face plate interface 10 links together, and liquid crystal display panel interface 10 is to be plugged in together with interface microcontroller 11, easy to disassemble, and
Deashing maintenance work usually, power interface 2 link together with home circuit, by level translator 3, convert voltage to
Voltage compatible with single-chip microcontroller 6, prevents voltage excessive, damages to the electronic component inside controller 1, and controller 1 exists
It can generate heat in daily work operation, radiator 13 is aluminium flake, has good heat dissipation effect, DVI interface 7 is digital video
Interface, converts minimum differential signalling technique to transmit digital signal, TMDS with advanced encryption algorithm 8bit data (R, G,
Every roadbed chrominance signal in B) 10bit data are encoded to (comprising row field synchronization information, clock information, data by minimum transition
DE, error correction etc.), using being shown in differential signal transmission to data to liquid crystal display panel 9, the letter shown above of liquid crystal display panel 9
Breath can be stored in memory bar 8, and memory bar 8 is plugged on 8 interface of memory bar, and memory bar 8 can be replaced in different size of
It deposits, convenient to store to vision signal, it is integrated that display driver chip 12, which is the major part of 9 imaging system of liquid crystal display panel,
Resistance, adjuster, the components such as comparator and power transistor, including LCD module and display subsystem, it is responsible for driving display
The functions such as device and control driving current, structure is simple, and control efficiency is high, and imaged color is abundant, and high resolution, here it is the liquid crystal
The whole process of panel controller work.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of liquid crystal display panel controller, including controller (1), liquid crystal display panel (9) and display driver chip (12), feature exists
In: the controller (1) is internally provided with single-chip microcontroller (6), and is provided with data processing chip (5) on the left of single-chip microcontroller (6), simultaneously
It is provided with interface microcontroller (11) on the downside of single-chip microcontroller (6), is provided with data/address bus (4) on the left of the data processing chip (5), and
It is provided with power interface (2) on the upside of data/address bus (4), is provided with level translator (3) on the right side of the power interface (2), and electricity
It is provided with radiator (13), is provided with DVI interface (7) on the left of the liquid crystal display panel (9), and liquid crystal on the right side of flat turn parallel operation (3)
It being provided with liquid crystal display panel interface (10) on the upside of panel (9), the left side of the display driver chip (12) is arranged in single-chip microcontroller (6),
And memory bar (8) are provided on the downside of liquid crystal display panel (9).
2. a kind of liquid crystal display panel controller according to claim 1, it is characterised in that: the controller (1) is by liquid crystal
Show unit, signal receiving unit and supply unit three parts composition.
3. a kind of liquid crystal display panel controller according to claim 1, it is characterised in that: power interface (2) connection
The domestic power supply of 220V, and power interface (2) is linked together by conducting wire with single-chip microcontroller (6).
4. a kind of liquid crystal display panel controller according to claim 1, it is characterised in that: the data/address bus (4) passes through electricity
Property be connected with data processing chip (5), and data processing chip (5) is with single-chip microcontroller (6) by being electrically connected, while monolithic
Machine (6) is 51 single-chip microcontrollers.
5. a kind of liquid crystal display panel controller according to claim 1, it is characterised in that: the single-chip microcontroller (6) and single-chip microcontroller
Interface (11) is electrically connected, and liquid crystal display panel (9) is electrically connected with liquid crystal display panel interface (10), while monolithic
Machine interface (11) is plugged in together with liquid crystal display panel interface (10).
6. a kind of liquid crystal display panel controller according to claim 1, it is characterised in that: liquid crystal display is by liquid crystal display panel
(9) it is constituted with display driver chip (12), and signal receiving unit is connect by data/address bus (4), data processing chip (5) and DVI
Mouth (7) is constituted, while supply unit is by electricity
Source interface (2) and level translator (3) are constituted.
7. a kind of liquid crystal display panel controller according to claim 1, it is characterised in that: the radiator (13) is by aluminium
Piece composition, and radiator (13) is fixed by screws on controller (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821311325.1U CN208970148U (en) | 2018-08-15 | 2018-08-15 | A kind of liquid crystal display panel controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821311325.1U CN208970148U (en) | 2018-08-15 | 2018-08-15 | A kind of liquid crystal display panel controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208970148U true CN208970148U (en) | 2019-06-11 |
Family
ID=66753960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821311325.1U Active CN208970148U (en) | 2018-08-15 | 2018-08-15 | A kind of liquid crystal display panel controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208970148U (en) |
-
2018
- 2018-08-15 CN CN201821311325.1U patent/CN208970148U/en active Active
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