CN108182903A - Sequence controller and display panel - Google Patents
Sequence controller and display panel Download PDFInfo
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- CN108182903A CN108182903A CN201810093871.0A CN201810093871A CN108182903A CN 108182903 A CN108182903 A CN 108182903A CN 201810093871 A CN201810093871 A CN 201810093871A CN 108182903 A CN108182903 A CN 108182903A
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- Prior art keywords
- module
- contact point
- tfi
- subregion
- connection
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Classifications
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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
Abstract
The present invention provides a kind of sequence controller, including：Tfi module, the tfi module include input port and output port；Subregion handover module, connects the tfi module, and the subregion handover module is used to input zonal control signal to the tfi module；Wherein, by the zonal control signal that the subregion handover module is set to export, the tfi module can control to select corresponding subregion work schedule output；It has the beneficial effect that：Sequence controller provided by the invention adds subregion handover module, and tfi module can be switched by adjusting subregion handover module works according to setting compartment model, and then compatible V By One protocol interfaces using different data map sub-region.
Description
Technical field
The present invention relates to display technology field more particularly to a kind of sequence controller and with the sequence controller display
Panel.
Background technology
V-By-One (Video By One), is the Digital Interface Standard specially developed towards image transmitting.Compared to
Traditional LVDS (Low-Voltage Differential Signaling, low-voltage differential signal) interface, using V-By-
One transmission video signals can help to reduce PCB routing, reduce EMI (Electro Magnetic
Interference, electromagnetic interference)/EMC (Electromagnetic Compatibility, electromagnetic compatibility) interference, especially exist
Effect becomes apparent when transmitting ultra high-definition image.V-By-One is the widely used coffret of current ultra high-definition solution.
Since SOC (System on Chip, systems-on-a-chip) chip is custom integrated circuit, V-By-One interfaces
Analog circuit customizes according to demand, can perfectly be adapted to whole system.Therefore, most of ultra high-definition solution is
The mode of SOC chip.
UD (resolution ratio 3840*2160) panel input end interface uses V-By-One agreements, however, the number of V-By-One
There are a subregion, two subregions, four subregion three classes according to mapping is common, panel drive circuit design needs to confirm use with client in advance
Partitioned mode, thus the compatibility of product is easily limited, i.e. the driving subregion setting of panel is needed with the SOC subregions setting of client
It corresponds.
In conclusion existing sequence controller, it is impossible to the actively compatible V-By-One using different data map sub-region
Protocol interface, the technical issues of causing the interface compatibility of display panel limited.
Invention content
The present invention provides a kind of sequence controller, and the output timing under the pattern of specified partition may be selected in tfi module, with solution
Certainly existing sequence controller, it is impossible to which the actively compatible V-By-One protocol interfaces using different data map sub-region cause to show
Show the technical issues of interface compatibility of panel is limited.
To solve the above problems, technical solution provided by the invention is as follows：
The present invention provides a kind of sequence controller, including：
Tfi module, the tfi module include input port and output port；
Subregion handover module, connects the tfi module, and the subregion handover module is used to input to the tfi module
Zonal control signal；
Wherein, by the zonal control signal that the subregion handover module is set to export, it can control the tfi module choosing
Select corresponding subregion work schedule output.
According to one preferred embodiment of the present invention, the subregion handover module is toggle switch, and the toggle switch includes more
A switch key mapping, the connection pcb board for switching key mapping and the multiple pins extended from the pcb board；
The pin of the toggle switch is correspondingly connected with the first input port of the tfi module and second input terminal
Mouthful；
Wherein, it is controllable to be input to the first defeated of the tfi module by adjusting the combination of the switch key mapping
The level combinations mode of inbound port and the second input port, and then the tfi module is controlled to select corresponding subregion work schedule
And it exports.
According to one preferred embodiment of the present invention, the dial-up circuit of the pcb board includes at least first make contact, the second contact
Point, third contact point, the 4th contact point, first resistor and second resistance；
First connecting pin of the first resistor connects the first make contact, and the first make contact is simultaneously described in connection
The first input end of tfi module, the second connection end connection power end of the first resistor, the second contact point ground connection, institute
First make contact is stated to realize connection by the switch key mapping with second contact point and disconnect；
First connecting pin of the second resistance connects the third contact point, and the third contact point is simultaneously described in connection
Second input terminal of tfi module, the second connection end connection power end of the second resistance, the 4th contact point ground connection, institute
Third contact point is stated to realize connection by another switch key mapping with the 4th contact point and disconnect.
According to one preferred embodiment of the present invention, the tfi module includes multiple sub-sequence modules, each sub-sequence
Module corresponds to a kind of zone configuration pattern, and the tfi module carries out the different sub-sequences according to the zonal control signal
The selection of module.
According to one preferred embodiment of the present invention, the tfi module connects including at least three to be adapted to V-By-One agreements
The sub-sequence module of mouth.
Above-mentioned purpose according to the present invention, proposes a kind of display panel, and the display panel includes the array being oppositely arranged
Substrate and color membrane substrates；The display area that the array substrate corresponds to the display panel is provided with thin film transistor (TFT), connection
The scan line of the thin-film transistor gate and the data line of the connection thin film transistor (TFT) source electrode；The array substrate pair
The non-display area of display panel described in Ying Yu is provided with the grid signal drive module for connecting the scan line, connects the number
According to line data-signal drive module and connect the grid signal drive module and the data-signal drive module when
Sequence controller；
Wherein, the sequence controller includes：
Tfi module, the tfi module include input port and output port；
Subregion handover module, connects the tfi module, and the subregion handover module is used to input to the tfi module
Zonal control signal；
Wherein, by the zonal control signal that the subregion handover module is set to export, it can control the tfi module choosing
Select corresponding subregion work schedule output.
According to one preferred embodiment of the present invention, the subregion handover module is toggle switch, and the toggle switch includes more
A switch key mapping, the connection pcb board for switching key mapping and the multiple pins extended from the pcb board；
The pin of the toggle switch is correspondingly connected with the first input port of the tfi module and second input terminal
Mouthful；
Wherein, it is controllable to be input to the first defeated of the tfi module by adjusting the combination of the switch key mapping
The level combinations mode of inbound port and the second input port, and then the tfi module is controlled to select corresponding subregion work schedule
And it exports.
According to one preferred embodiment of the present invention, the dial-up circuit of the pcb board includes at least first make contact, the second contact
Point, third contact point, the 4th contact point, first resistor and second resistance；
First connecting pin of the first resistor connects the first make contact, and the first make contact is simultaneously described in connection
The first input end of tfi module, the second connection end connection power end of the first resistor, the second contact point ground connection, institute
First make contact is stated to realize connection by the switch key mapping with second contact point and disconnect；
First connecting pin of the second resistance connects the third contact point, and the third contact point is simultaneously described in connection
Second input terminal of tfi module, the second connection end connection power end of the second resistance, the 4th contact point ground connection, institute
Third contact point is stated to realize connection by another switch key mapping with the 4th contact point and disconnect.
According to one preferred embodiment of the present invention, the tfi module includes multiple sub-sequence modules, each sub-sequence
Module corresponds to a kind of zone configuration pattern, and the tfi module carries out the different sub-sequences according to the zonal control signal
The selection of module.
According to one preferred embodiment of the present invention, the tfi module connects including at least three to be adapted to V-By-One agreements
The sub-sequence module of mouth.
Beneficial effects of the present invention are：Compared to existing sequence controller, sequence controller provided by the invention is added
By adjusting subregion handover module tfi module can be switched according to setting compartment model work, and then can be simultaneous in subregion handover module
Hold the V-By-One protocol interfaces using different data map sub-region；Solves existing sequence controller, it is impossible to actively compatible
Using the V-By-One protocol interfaces of different data map sub-region, the technology that the interface compatibility of display panel is limited is caused to be asked
Topic.
Description of the drawings
It, below will be to embodiment or the prior art in order to illustrate more clearly of embodiment or technical solution of the prior art
Attached drawing is briefly described needed in description, it should be apparent that, the accompanying drawings in the following description is only some invented
Embodiment, for those of ordinary skill in the art, without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is sequence controller fundamental diagram provided by the invention.
Fig. 2 is the subregion handover module schematic diagram of sequence controller provided by the invention.
Fig. 3 is display panel structure schematic diagram provided by the invention.
Specific embodiment
The explanation of following embodiment is with reference to additional diagram, to illustrate the particular implementation that the present invention can be used to implementation
Example.The direction term that the present invention is previously mentioned, such as [on], [under], [preceding], [rear], [left side], [right side], [interior], [outer], [side]
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used be illustrate and understand the present invention rather than to
The limitation present invention.The similar unit of structure is with being given the same reference numerals in the figure.
The present invention is directed to existing sequence controller, it is impossible to the actively compatible V-By-One using different data map sub-region
Protocol interface, the technical issues of causing the interface compatibility of display panel limited, the present embodiment can solve the defect.
Sequence controller provided by the invention includes counter, memory, electrically erasable programmable read-only memory
(EEPROM), comparator and tfi module.The counter receives the enabled letter with multiple pulses from external device (ED)
Number DE, and the pulse counting number of the predetermined reference clock RCLK to each pulse relative to enable signal DE.Corresponding to enabled
The count value CNTi of the pulse width of each pulse of signal DE is stored sequentially in the memory.Count value CNTi can
To be represented by bit combination, can pulse width be expressed as by binary number or decimal number by using count value CNTi.Institute
Store the count value of each pulse being exported from the counter, to enabling pulse DE with stating memory order.It is meanwhile described
About the information before the generation sequential of control signal, the information being stored in the EEPROM is defined as EEPROM storages
Reference value CNTr.The comparator reads the count value CNTi-1 of the previous pulse of enable signal DE from the memory, and from
The EEPROM reads reference value CNTr, and the comparator subtracts reference value CNTr simultaneously from the count value CNTi-1 of previous pulse
Output determines the fiducial value CNTc of the generation sequential of control signal CS, and the fiducial value CNTc exported from the comparator is applied to
Tfi module.The sequence controller is used for display device, therefore the sequence controller receives the outside from external device (ED)
Signal is controlled to generate for the image data of display device and control signal.
As shown in Figure 1, specifically, sequence controller provided by the invention, cuts including the tfi module 101 and subregion
Change the mold block 103；The subregion handover module 103 connects the tfi module 101, and the subregion handover module 103 is used for institute
It states tfi module 101 and inputs zonal control signal, by setting the zonal control signal of the output of subregion handover module 103,
It can control the tfi module 101 that corresponding subregion work schedule is selected to export.
For example, the subregion handover module 103 is toggle switch, the toggle switch includes multiple switch key mapping, a company
The multiple pins for connecing the pcb board of the switch key mapping and extending from the pcb board；The pin of the toggle switch corresponds to
Connect the first input port of the tfi module 101 and second input port；Wherein, by adjusting the switch key mapping
Combination, the level combinations of the controllable first input port and the second input port for being input to the tfi module 101
Mode, and then the tfi module 101 is controlled to select corresponding subregion work schedule and export.
The sequence controller include at least to be adapted to V-By-One protocol interfaces the first sub-sequence module 104, the
Two sub-sequence modules 105 and third sub-sequence module 106, each sub-sequence module corresponds to a kind of zone configuration pattern, described
Tfi module 101 carries out the selection of the different sub-sequence modules according to the zonal control signal.
As shown in Fig. 2, the dial-up circuit of the pcb board of the toggle switch includes at least first make contact P1, the second contact
Point P2, third contact point P3, the 4th contact point P4, first resistor R1 and second resistance R2；The first of the first resistor R1
Connecting pin connects the first make contact P1, and the first make contact P1 connects the first input end of the tfi module simultaneously
The second connection end connection power end VDD of GPIO1, the first resistor R1, the second contact point P2 are grounded GND, and described the
One contact point P1 and the second contact point P2 realizes connection by the switch key mapping and disconnects；The of the second resistance R2
One connecting pin connects the third contact point P3, and the third contact point P3 connects the second input terminal of the tfi module simultaneously
The second connection end connection power end VDD of GPIO2, the second resistance R2, the 4th contact point P4 are grounded GND, and described the
Three contact point P3 and the 4th contact point P4 realizes connection by another switch key mapping and disconnects.
Toggle switch is the address switch for operation and control, using 0/1 binary coding principle；It is each described
It is each there are one pin up and down to switch the corresponding back side of key mapping, the switch key mapping is allocated to ON sides, then corresponds to the on ＆ off switch position
Two contact points are connected, on the contrary then disconnect；The adjacent switch key mapping is independent, is not associated with mutually, toggle switch is used for two
Scale coding；By taking the toggle switch of 4 switch key mappings as an example, connection can be set as 1,0 is broken as, then has：0000、0001、
0010 ... 1110,1111 this 16 kinds codings.
For example, the data mapping of V-By-One protocol interfaces includes following three kinds of compartment models：
Then the partition address explanation corresponding with V-By-One (VBO) subregion of the toggle switch output is as shown in table one：
| GPIO1GPIO2 | 00 | 01 | 10 |
| VBO subregions | One subregion | Two subregions | Four subregions |
Table one, subregion setting
Wherein, the GPIO1 corresponds to the first input port of the tfi module 101, and the GPIO2 corresponds to the sequential
Second input port of module 101；The tfi module 101 is corresponding according to the partition address selection that the toggle switch exports
The 102 output timing signal of sub-sequence module.
Above-mentioned purpose according to the present invention proposes a kind of display panel, as shown in figure 3, the display panel is included relatively
The array substrate and color membrane substrates of setting；The display area that the array substrate corresponds to the display panel is provided with film crystalline substance
Body pipe 301, the scan line 302 of connection 301 grid of thin film transistor (TFT) and connection 301 source electrode of thin film transistor (TFT)
Data line 303；The non-display area that the array substrate corresponds to the display panel is provided with the connection scan line 302
Grid signal drive module 304 connects the data-signal drive module 305 of the data line 303 and the connection grid letter
The sequence controller of number drive module 304 and the data-signal drive module 305；Wherein, the sequence controller includes：When
Sequence module 306, the tfi module 306 include input port and output port；Subregion handover module 307 connects the sequential
Module 306, the subregion handover module 307 are used to input zonal control signal to the tfi module 306；Wherein, by setting
The zonal control signal that the subregion handover module 307 exports is put, the tfi module 306 can control to select corresponding subregion work
Make sequential export.
The operation principle of the display panel of this preferred embodiment is former with the work of the sequence controller of above preferred embodiment
Reason is consistent, specifically refers to the operation principle of the sequence controller of above preferred embodiment, no longer repeats herein.
Beneficial effects of the present invention are：Compared to existing sequence controller, sequence controller provided by the invention is added
By adjusting subregion handover module tfi module can be switched according to setting compartment model work, and then can be simultaneous in subregion handover module
Hold the V-By-One protocol interfaces using different data map sub-region；Solves existing sequence controller, it is impossible to actively compatible
Using the V-By-One protocol interfaces of different data map sub-region, the technology that the interface compatibility of display panel is limited is caused to be asked
Topic.
In conclusion although the present invention is disclosed above with preferred embodiment, above preferred embodiment is not to limit
The system present invention, those of ordinary skill in the art without departing from the spirit and scope of the present invention, can make various changes and profit
Decorations, therefore protection scope of the present invention is subject to the range that claim defines.
Claims (10)
1. a kind of sequence controller, which is characterized in that including：
Tfi module, the tfi module include input port and output port；
Subregion handover module, connects the tfi module, and the subregion handover module is used to input subregion to the tfi module
Control signal；
Wherein, by the zonal control signal that the subregion handover module is set to export, it can control the tfi module selection phase
The subregion work schedule output answered.
2. sequence controller according to claim 1, which is characterized in that the subregion handover module be toggle switch, institute
State toggle switch include multiple switch key mapping, the connection switch key mapping pcb board and extend from the pcb board
Multiple pins；
The pin of the toggle switch is correspondingly connected with the first input port of the tfi module and second input port；
Wherein, by adjusting the combination of the switch key mapping, the controllable first input end for being input to the tfi module
Mouthful and the second input port level combinations mode, and then the tfi module is controlled to select corresponding subregion work schedule and defeated
Go out.
3. sequence controller according to claim 2, which is characterized in that the dial-up circuit of the pcb board includes at least the
One contact point, the second contact point, third contact point, the 4th contact point, first resistor and second resistance；
First connecting pin of the first resistor connects the first make contact, and the first make contact connects the sequential simultaneously
The first input end of module, the second connection end connection power end of the first resistor, second contact point ground connection, described the
One contact point is realized connection by the switch key mapping with second contact point and is disconnected；
First connecting pin of the second resistance connects the third contact point, and the third contact point connects the sequential simultaneously
Second input terminal of module, the second connection end connection power end of the second resistance, the 4th contact point ground connection, described the
Three contact points are realized connection by another switch key mapping with the 4th contact point and are disconnected.
4. sequence controller according to claim 1, which is characterized in that the tfi module includes multiple sub-sequence moulds
Block, each sub-sequence module correspond to a kind of zone configuration pattern, the tfi module according to the zonal control signal into
The selection of the different sub-sequence module of row.
5. sequence controller according to claim 4, which is characterized in that the tfi module includes at least three to suitable
The sub-sequence module with V-By-One protocol interfaces.
6. a kind of display panel, which is characterized in that including the array substrate being oppositely arranged and color membrane substrates；The array substrate pair
The display area of display panel described in Ying Yu be provided with thin film transistor (TFT), the connection thin-film transistor gate scan line, with
And the data line of the connection thin film transistor (TFT) source electrode；The non-display area that the array substrate corresponds to the display panel is set
The grid signal drive module for connecting the scan line is equipped with, connects the data-signal drive module of the data line, Yi Jilian
Connect the sequence controller of the grid signal drive module and the data-signal drive module；
Wherein, the sequence controller includes：
Tfi module, the tfi module include input port and output port；
Subregion handover module, connects the tfi module, and the subregion handover module is used to input subregion to the tfi module
Control signal；
Wherein, by the zonal control signal that the subregion handover module is set to export, it can control the tfi module selection phase
The subregion work schedule output answered.
7. display panel according to claim 6, which is characterized in that the subregion handover module is toggle switch, described
Toggle switch includes multiple switch key mapping, the connection pcb board for switching key mapping and extends from the pcb board more
A pin；
The pin of the toggle switch is correspondingly connected with the first input port of the tfi module and second input port；
Wherein, by adjusting the combination of the switch key mapping, the controllable first input end for being input to the tfi module
Mouthful and the second input port level combinations mode, and then the tfi module is controlled to select corresponding subregion work schedule and defeated
Go out.
8. display panel according to claim 7, which is characterized in that the dial-up circuit of the pcb board includes at least first
Contact point, the second contact point, third contact point, the 4th contact point, first resistor and second resistance；
First connecting pin of the first resistor connects the first make contact, and the first make contact connects the sequential simultaneously
The first input end of module, the second connection end connection power end of the first resistor, second contact point ground connection, described the
One contact point is realized connection by the switch key mapping with second contact point and is disconnected；
First connecting pin of the second resistance connects the third contact point, and the third contact point connects the sequential simultaneously
Second input terminal of module, the second connection end connection power end of the second resistance, the 4th contact point ground connection, described the
Three contact points are realized connection by another switch key mapping with the 4th contact point and are disconnected.
9. display panel according to claim 6, which is characterized in that the tfi module includes multiple sub-sequence modules,
Each sub-sequence module corresponds to a kind of zone configuration pattern, and the tfi module carries out not according to the zonal control signal
The selection of the same sub-sequence module.
10. display panel according to claim 9, which is characterized in that the tfi module includes at least three to suitable
The sub-sequence module with V-By-One protocol interfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810093871.0A CN108182903A (en) | 2018-01-31 | 2018-01-31 | Sequence controller and display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810093871.0A CN108182903A (en) | 2018-01-31 | 2018-01-31 | Sequence controller and display panel |
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| Publication Number | Publication Date |
|---|---|
| CN108182903A true CN108182903A (en) | 2018-06-19 |
Family
ID=62551743
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810093871.0A Pending CN108182903A (en) | 2018-01-31 | 2018-01-31 | Sequence controller and display panel |
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| US20040119676A1 (en) * | 2002-12-13 | 2004-06-24 | Mi-Sook Nam | Trans-reflective liquid crystal display device for improving color reproducibility and brightness and method for driving thereof |
| CN1801306A (en) * | 2002-06-07 | 2006-07-12 | 三洋电机株式会社 | Display device |
| KR20130011481A (en) * | 2011-07-21 | 2013-01-30 | 엘지디스플레이 주식회사 | Data driver circuit and liquid crystal display comprising the same |
| CN104714454A (en) * | 2015-03-12 | 2015-06-17 | 深圳市华星光电技术有限公司 | Chip pin multiplexing method and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1422420A (en) * | 2000-12-06 | 2003-06-04 | 索尼公司 | Timing generating circuit for display and display having the same |
| CN1363921A (en) * | 2000-12-30 | 2002-08-14 | Lg.菲利浦Lcd株式会社 | Liquid crystal display device |
| KR20030058057A (en) * | 2001-12-29 | 2003-07-07 | 엘지.필립스 엘시디 주식회사 | Ferroelectric Liquid Crystal Display Device And Method For Fabricating The Same |
| CN1801306A (en) * | 2002-06-07 | 2006-07-12 | 三洋电机株式会社 | Display device |
| US20040119676A1 (en) * | 2002-12-13 | 2004-06-24 | Mi-Sook Nam | Trans-reflective liquid crystal display device for improving color reproducibility and brightness and method for driving thereof |
| KR20130011481A (en) * | 2011-07-21 | 2013-01-30 | 엘지디스플레이 주식회사 | Data driver circuit and liquid crystal display comprising the same |
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Address after: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Applicant after: TCL Huaxing Photoelectric Technology Co.,Ltd. Address before: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Applicant before: Shenzhen China Star Optoelectronics Technology Co.,Ltd. |
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Application publication date: 20180619 |