CN106851146A - The TV motherboard and intelligent television of a kind of many power supplys of compatible multi-screen - Google Patents
The TV motherboard and intelligent television of a kind of many power supplys of compatible multi-screen Download PDFInfo
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- CN106851146A CN106851146A CN201710151047.1A CN201710151047A CN106851146A CN 106851146 A CN106851146 A CN 106851146A CN 201710151047 A CN201710151047 A CN 201710151047A CN 106851146 A CN106851146 A CN 106851146A
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- jump cap
- pin
- resistance
- interface
- screen
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
Abstract
The invention discloses the TV motherboard and intelligent television of a kind of compatible many power supplys of multi-screen, including circuit board；SOC master chips on circuit boards are set；The screen interface selecting module that setting is connected with SOC master chips on circuit boards, screen interface selecting module includes multiple screen interfaces；Set on circuit boards with SOC master chips connect, for by bouncing pilotage selection it is corresponding screen join screen ginseng hardware selecting module；The power supply selecting module that setting is connected with SOC master chips on circuit boards；The power amplifier parameter selection mouth that setting is connected with SOC master chips on circuit boards；Set it is being connected with SOC master chips on circuit boards, for being adapted to the compatible TV liquid crystal display most on the market of function selecting module for driving, some old machines just can carry out hardware and software upgrading by using the TV motherboard, the TV that some can be only broken mainboard is repaired, or hardware configuration is upgraded than relatively low machine, the repair and upgrade to TV provides great convenience.
Description
Technical field
The present invention relates to TV technology, the TV motherboard and intelligence electricity of more particularly to a kind of many power supplys of compatible multi-screen
Depending on.
Background technology
As digital lcd TV is constantly popularized in recent years, LCD TV is that every family has in China, enormous amount.
But a problem often occurs is, what each producer ensured is screen protection to be repaiied 3 years, and hardware is only guaranteed to keep in good repair 1 year, thus
There is a problem, often mainboard has been broken and has shielded or good.But present technology be screen and mainboard be it is one-to-one,
If in the case that mainboard is broken not in the guarantee period, or mainboard has stopped production, so causing substantial amounts of old screen because mainboard does not have
There is method to repair and cause into salvage station, so both waste of resource simultaneously or wastes environment.
Thus prior art could be improved and improve.
The content of the invention
In view of above-mentioned the deficiencies in the prior art part, it is an object of the invention to provide a kind of electricity of the compatible many power supplys of multi-screen
Depending on mainboard and intelligent television, it is intended to solve TV SKD in the prior art and gone bad and shielded not bad when or mainboard has stopped production
When, the problem for causing old screen directly to scrap and cannot continue with.
In order to solve the above problems, this invention takes following technical scheme：
A kind of TV motherboard of many power supplys of compatible multi-screen, wherein, including：
Circuit board；
It is arranged on the SOC master chips on the circuit board；
The screen interface selecting module that setting is connected with SOC master chips on circuit boards, the screen interface selecting module includes multiple
Screen interface；
Set on circuit boards with SOC master chips connect, for by bouncing pilotage selection it is corresponding screen ginseng screen ginseng hardware selection mould
Block；
Power supply selecting module that setting is connected with SOC master chips on circuit boards, for selecting electric source modes；
Power amplifier parameter that setting is connected with SOC master chips on circuit boards, for selecting power amplifier parameter selects mouth；
Function selecting module that setting is connected with SOC master chips on circuit boards, for being adapted to driving.
The TV motherboard of many power supplys of compatible multi-screen, wherein, the screen interface selecting module includes what is be sequentially connected
VBY-ONE interface units, LVDS interface unit, SD interface unit and EPI interface units.
The TV motherboard of many power supplys of compatible multi-screen, wherein, the VBY-ONE interface units include the first coupling electricity
Road, the 2nd VBY-ONE interfaces, the second termination power and a VBY-ONE interfaces；One end connection of first termination power
SOC master chips, the other end of first termination power connect one end of the 2nd VBY-ONE interfaces, and the 2nd VBY-ONE connects
The other end of mouth connects one end of the second termination power, and the other end of second termination power connects a VBY-ONE
One end of interface, the other end connection LVDS interface unit of a VBY-ONE interfaces；
The LVDS interface unit includes the 3rd termination power, the second LVDS interface, the 4th termination power, the first LVDS interface；
One end of 3rd termination power connects the other end connection the of a VBY-ONE interfaces, the 3rd termination power
One end of two LVDS interfaces, the other end of second LVDS interface connects one end of the 4th termination power, the 4th coupling
The other end of circuit connects one end of first LVDS interface, the other end connection SD interface list of first LVDS interface
Unit；
The SD interface unit includes the 5th termination power, the second SD interface, the 6th termination power, the first SD interface；
One end of 5th termination power connects first LVDS interface, the other end connection second of the 5th termination power is marked
One end of clear interface, the other end of the second SD interface connects one end of the 6th termination power, the 6th termination power
The other end connect one end of the first SD interface, the other end connection EPI interface units of the first SD interface；
The EPI units include the 7th termination power and multiple EPI interfaces；One end connection first of the 7th termination power
SD interface, the other end of the 7th termination power is connected in parallel multiple EPI interfaces.
The TV motherboard of many power supplys of compatible multi-screen, wherein, the screen ginseng hardware selecting module passes through first voltage control
Molding block is connected with the SOC master chips；The first voltage control module includes the first pull-up resistor and the first current-limiting resistance；
One end of first pull-up resistor connects the other end connection electricity of the screen ginseng hardware selecting module, first pull-up resistor
ST_A3V3 power supplys on the plate of road, one end of first current-limiting resistance connects the screen ginseng hardware selecting module, first current limliting
The other end of resistance connects the SOC master chips.
The TV motherboard of many power supplys of compatible multi-screen, wherein, screen ginseng hardware selecting module includes the first jump cap, the
Two jump caps, the 3rd jump cap, the forth jump cap, the fifth jump cap, the 6th jump cap, the 7th jump cap, the 8th jump cap, the 9th jump cap, the first electricity
Resistance, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance and the 9th resistance；
1 pin of the 9th jump cap passes sequentially through 1 pin of the 8th jump cap, 1 pin of the 7th jump cap, 1 pin of the 6th jump cap, the fifth jump cap
1 pin, 1 pin of the forth jump cap, 1 pin of the 3rd jump cap, 1 pin of the second jump cap, 1 pin of the first jump cap connect the first pull-up resistor
One end, is also connected with one end of the first current-limiting resistance；2 pin of first jump cap are grounded by first resistor, second jump cap
2 pin be grounded by second resistance, 2 pin of the 3rd jump cap are grounded by 3rd resistor, and 2 pin of the forth jump cap pass through
4th resistance eutral grounding, by the 5th resistance eutral grounding, 2 pin of the 6th jump cap pass through the 6th resistance to 2 pin of the fifth jump cap
Ground connection, 2 pin of the 7th jump cap are by the 7th resistance eutral grounding, and 2 pin of the 8th jump cap are described by the 8th resistance eutral grounding
2 pin of the 9th jump cap pass through the 9th resistance eutral grounding.
The TV motherboard of many power supplys of compatible multi-screen, wherein, the power amplifier parameter selects mouth by second voltage control
Module is connected with the SOC master chips；The second voltage control module includes the second pull-up resistor and the second current-limiting resistance；Institute
The one end for stating the second pull-up resistor connects the other end connection circuit board of the power amplifier parameter selection mouth, second pull-up resistor
Upper ST_A3V3 power supplys, one end of second current-limiting resistance connects the power amplifier parameter selection mouth, second current-limiting resistance
The other end connects the SOC master chips.
The TV motherboard of many power supplys of compatible multi-screen, wherein, the power amplifier parameter selection mouth includes the tenth jump cap, the tenth
One jump cap, the 12nd jump cap, the tenth resistance, the 11st resistance and the 12nd resistance；1 pin of the 12nd jump cap leads to successively
Cross 1 pin of the 11st jump cap, 1 pin of the tenth jump cap and connect one end of the second pull-up resistor, be also connected with the one of the second current-limiting resistance
End；, by the tenth resistance eutral grounding, 2 pin of the 11st jump cap are by the 11st resistance eutral grounding, institute for 2 pin of the tenth jump cap
2 pin for stating the 12nd jump cap pass through the 12nd resistance eutral grounding.
The TV motherboard of many power supplys of compatible multi-screen, wherein, the power supply selecting module is connected by standby power IC
The SOC master chips；The power supply selecting module includes the 13rd jump cap and the 14th jump cap；1 pin of the 13rd jump cap
12V power supplys, one end of the 2 pin connection standby power IC of the 13rd jump cap, the 1 of the 14th jump cap on connection circuit board
5V power supplys, one end of the 2 pin connection standby power IC of the 14th jump cap on pin connection circuit board, the standby power IC's
The other end connects the SOC master chips.
The TV motherboard of many power supplys of compatible multi-screen, wherein, the function selecting module includes blue tooth interface, Wi-Fi
Interface, keying plate interface and 2.4G interfaces.
A kind of intelligent television, wherein, including the described many power supplys of compatible multi-screen TV motherboard.
The TV motherboard and intelligent television of many power supplys of a kind of compatible multi-screen provided compared to prior art, the present invention, and
Hold most TV liquid crystal display on the market, some old machines just can carry out hardware and software by using the TV motherboard
Upgrading, the TV that some can be only broken mainboard is repaired, or hardware configuration is upgraded than relatively low machine, to electricity
Depending on repair and upgrade provide great convenience.
Brief description of the drawings
Fig. 1 is the structured flowchart of the TV motherboard of many power supplys of compatible multi-screen provided by the present invention；
Fig. 2 be many power supplys of compatible multi-screen provided by the present invention TV motherboard in shield interface selecting module structured flowchart；
Fig. 3 is the circuit theory diagrams of the TV motherboard of many power supplys of compatible multi-screen provided by the present invention.
Specific embodiment
The present invention provides the TV motherboard and intelligent television of a kind of compatible many power supplys of multi-screen so that TV motherboard can be compatible
Most of TV screen body, the repair and upgrade to TV provides great convenience.
To make the purpose of the present invention, technical scheme and effect clearer, clear and definite, develop simultaneously embodiment pair referring to the drawings
The present invention is further described.It should be appreciated that specific embodiment described herein is only used to explain the present invention, it is not used to
Limit the present invention.
Fig. 1 is referred to, it is the structured flowchart of the TV motherboard of many power supplys of compatible multi-screen provided by the present invention.The present invention
There is provided a kind of TV motherboard of the compatible many power supplys of multi-screen, including：
Circuit board 100；
It is arranged on the SOC master chips 200 on the circuit board 100；
It is arranged on the screen interface selecting module 300 being connected with SOC master chips 200 on circuit board 100, the screen interface selecting module
300 include multiple screen interfaces；
Be arranged on circuit board 100 with SOC master chips 200 connect, for by bouncing pilotage selection it is corresponding screen join screen ginseng hardware
Selecting module 400；
It is arranged on power supply selecting module 500 be connected with SOC master chips 200 on circuit board 100, for selecting electric source modes；
It is arranged on power amplifier parameter being connected with SOC master chips 200 on circuit board 100, for selecting power amplifier parameter and selects mouth
600；
It is arranged on function selecting module 700 be connected with SOC master chips 200 on circuit board 100, for being adapted to driving.
Specifically, the screen interface selecting module 300 concentrates on prefabricated corresponding screen stand on circuit board 100,
It is corresponding to connect corresponding screen stand with screen, wherein screen stand has an EPI, high definition, SD, 4K2K, and different screen producer combination etc..
More specifically, in screen interface selecting module 300 on hardware view the prefabricated in advance type such as SD, high definition, 4K*2K, OLED,
And the standard interface of each producer, select corresponding interface just may be used when using.
The screen ginseng hardware selecting module 400 is used to select different electric potential signals to inform by hardware bouncing pilotage or wire jumper
The software run in SOC master chips 200 selects corresponding screen ginseng image quality.Select corresponding in screen interface selecting module 300
Screen interface and after connecting screen line, then select corresponding screen to join with bouncing pilotage in screen ginseng hardware selecting module 400.
The power supply selecting module 500 is to be based on that the numerous power supplys of intelligent television are considered to sum up come several power supplys compatibility mould
Formula, including electric source modes 1, electric source modes 2, electric source modes 3 etc., it is simultaneous that this is mainly adaptation power type needs and sets
Capacitive option.The power supply selecting module 500 is selected for electric source modes, according to different power supply characteristic selection standby powers or
Control power supply.
Power amplifier parameter selection mouth 600 is the voltage of the voltage range that 0-30V is supported based on power amplifier, different voltage its
The corresponding sound parameters for being written to digital power amplifier have difference, therefore preset various common power parameters select mouth, such as sound equipment electricity
Pressure 1, sound equipment voltage 2, sound equipment voltage 3 etc..The sound parameters include the parameters such as sonic profile, EQ, frequency response, amplitude limit.
The function selecting module 700 is to consider to be prefixed the external function and interface more than comparing, such as built-in Wi-Fi, blue
Tooth, also receives first-class various built-in devices, and this can be according to original TV when HardwareUpgring or mainboard maintenance are changed
Function is selected, and corresponding interface is reserved if the present TV motherboard such as receiver board in the past and Wi-Fi plates above
For using.
Wherein, the usage of the TV motherboard of many power supplys of compatible multi-screen provided by the present invention is, according to wanting upgrade or repair
Intelligent television, detect screen therein ginseng, power supply, and the information such as functional module in the past, will shield line selection in advance according to these information
Corresponding screen interface is connected in selecting screen interface selecting module 300, and the model further according to screen joins hardware selecting module by shielding afterwards
The corresponding screen ginseng of 400 selections, the difference according to power supply selects different electric source modes in power supply selecting module 500（Use bouncing pilotage
Choose, such as list 12V, band 5V etc. selects corresponding electric source modes according to power conditions）, power amplifier is given further according to power supply
Supply voltage selects corresponding power amplifier setup parameter, SOC master chips 200 detecting power amplifier on power amplifier parameter selection mouth 600
Setup parameter can automatically call corresponding parameter to be write to digital power amplifier.Other functions plate is matched somebody with somebody in function selecting module 700
Put, old TV motherboard, the upgrading of bad TV motherboard are completed by then configuring corresponding mainboard bracket.
The present invention mainly realizes one by way of hardware and software coordinates can be with compatible many power supplys and the master shielded
Plate, you can with compatibility TV liquid crystal display most on the market, some old TVs can just be entered by using the TV motherboard
Row hardware and software is upgraded.Some be able to cannot so be repaired（Such as only bad mainboard）TV repaired, or to hardware
Configuration is upgraded than relatively low TV, and TV after-sale service is provided great convenience.
Fig. 2 is referred to, the screen interface selecting module 300 includes the VBY-ONE interface units 310, LVDS being sequentially connected
Interface unit 320, SD interface unit 330 and EPI interface units 340.Why arrange in the order described above, be to consider
The speed and sensitivity characteristic of unlike signal.Arranged according to above-mentioned interfacing order, it can be ensured that the integrality of signal.
Referring to Fig. 2, the VBY-ONE interface units 310 include that the first termination power 311, the 2nd VBY-ONE connect
The 312, second termination power 313 of mouth and a VBY-ONE interfaces 314；One end connection SOC master of first termination power 311
Chip 200, the other end of first termination power 311 connect one end of the 2nd VBY-ONE interfaces 312, the 2nd VBY-
The other end of ONE interfaces 312 connects one end of the second termination power 313, the other end connection institute of second termination power 313
State one end of a VBY-ONE interfaces 314, the other end connection LVDS interface unit 320 of a VBY-ONE interfaces 314；
The LVDS interface unit 320 includes the 3rd termination power 321, the second LVDS interface 322, the 4th termination power 323, the
One LVDS interface 324；One end of 3rd termination power 321 connects a VBY-ONE interfaces 314, the 3rd coupling
The other end for closing circuit 321 connects one end of the second LVDS interface 322, the other end connection the of second LVDS interface 322
One end of four termination powers 323, the other end of the 4th termination power 323 connects one end of first LVDS interface 324,
The other end connection SD interface unit 330 of first LVDS interface 324；
The SD interface unit 330 includes the 5th termination power 331, the second SD interface 332, the 6th termination power 333, the
One SD interface 334；One end of 5th termination power 331 connects first LVDS interface 324, the 5th coupling electricity
The other end on road 331 connects one end of the second SD interface 332, and the other end of the second SD interface 332 connects the 6th coupling
One end of circuit 333 is closed, the other end of the 6th termination power 333 connects one end of the first SD interface 334, described
The other end connection EPI interface units 340 of the first SD interface 334；
The EPI units 340 include the 7th termination power 341 and multiple EPI interfaces 342；7th termination power 341
One end connects the first SD interface 334, and the other end of the 7th termination power 341 is connected in parallel multiple EPI interfaces 342.
During specific implementation, first termination power 311, the second termination power 313, the 3rd termination power 321, the 4th coupling
Close circuit 323, the 5th termination power 331, the first termination power 333 and, that the 7th termination power 341 is resistance is in parallel with electric capacity
And the termination power for constituting.SOC master chips 200 out signal out by the first termination power 311, this coupled modes consider
The consideration made when interface is selected after sale, when VBY-ONE class high-speed interfaces are selected, resistance is removed, and uses other interfaces
When resistance and electric capacity retain simultaneously.By after the first termination power 311, holding wire passes sequentially through VBY-ONE interface units 310
（It is designated as H areas）, LVDS interface unit 320（It is designated as Z areas）, SD interface unit 330（It is designated as Y areas）And EPI interface units 340
（It is designated as X areas）, its effect be SOC out preferentially to VBY-ONE class high-speed interfaces, wherein can put between several such interfaces, interface
Appropriate coupling is awarded again, and this is also for signal integrity considers.Signal is preferentially given again by after VBY-ONE class screen interfaces
LVDS class signals, its speed is less than VBY-ONE class signals, while will also add some termination powers between this two classes signaling interface, believes
It is finally EPI class signaling interfaces number again by SD interface circuit.Principle therein is when with previous screen interface, thereafter
The termination power in face disconnects.The circuit in the 5th termination power 331 for example when using the first LVDS interface 324 thereafter breaks
Open, be so also for signal integrity considers.
Fig. 3 is referred to, the screen ginseng hardware selecting module 400 passes through first voltage control module 410 and the main cores of the SOC
Piece 200 is connected；The first voltage control module 410 includes the first pull-up resistor R13 and the first current-limiting resistance R14；Described
The other end that one end of one pull-up resistor R13 connects the screen ginseng hardware selecting module 400, the first pull-up resistor R13 connects
ST_A3V3 power supplys on circuit board 100 are connect, one end of the first current-limiting resistance R14 connects the screen ginseng hardware selecting module
400th, the other end of the first current-limiting resistance R14 connects the SOC master chips 200.
Preferably, as shown in figure 3, screen ginseng hardware selecting module 400 includes the first jump cap K1, the second jump cap K2, the
Three jump cap K3, the forth jump cap K4, the fifth jump cap K5, the 6th jump cap K6, the 7th jump cap K7, the 8th jump cap K8, the 9th jump cap K9,
One resistance R1, second resistance R2,3rd resistor R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7,
Eight resistance R8 and the 9th resistance R9；1 pin of the 9th jump cap K9 passes sequentially through 1 pin of the 8th jump cap K8, the 7th jump cap K7
1 pin, 1 pin of the 6th jump cap K6,1 pin of the fifth jump cap K5,1 pin of the forth jump cap K4,1 pin of the 3rd jump cap K3, the second jump cap
1 pin of K2,1 pin of the first jump cap K1 connect one end of the first pull-up resistor R13, are also connected with one end of the first current-limiting resistance R14；
2 pin of the first jump cap K1 are grounded by first resistor R1, and 2 pin of the second jump cap K2 are grounded by second resistance R2,
2 pin of the 3rd jump cap K3 are grounded by 3rd resistor R3, and 2 pin of the forth jump cap K4 are grounded by the 4th resistance R4,
2 pin of the fifth jump cap K5 are grounded by the 5th resistance R5, and 2 pin of the 6th jump cap K6 are grounded by the 6th resistance R6,
2 pin of the 7th jump cap K7 are grounded by the 7th resistance R7, and 2 pin of the 8th jump cap K8 are grounded by the 8th resistance R8,
2 pin of the 9th jump cap K9 are grounded by the 9th resistance R9.
Jump cap（Including the jump cap K9 of the first jump cap K1- the 9th）Effect be by 1 pin in interface and 2 pin short circuit reached with this
By the resistance access circuit of correspondence branch road, make it connect to form partial pressure with the first pull-up resistor R13, cause the current potential of D points in Fig. 3
Difference, SOC master chips 200 after voltage is collected, by voltage parameter in SOC master chips 200 run software, by software
Find out specific screen ginseng.For example bouncing pilotage is connected on the 9th jump cap K9, resistance for 1M Ω the 9th resistance R9 access circuit with
Resistance forms series connection partial pressure for the 15th resistance R15 of 10K Ω, at this time the current potential of D points=3.3V*1M Ω/(1M Ω+10K Ω)
=3.26V, SOC master chip 200 after the voltage for collecting D points, further search and call in memory according to voltage by software
Related screen ginseng.
Fig. 3 is referred to, the power amplifier parameter selection mouth 600 passes through second voltage control module 610 and the SOC master chips
200 connections；The second voltage control module 610 includes the second pull-up resistor R15 and the second current-limiting resistance R16；Described second
One end of pull-up resistor R15 connects the other end connection electricity of the power amplifier parameter selection mouth 600, the second pull-up resistor R15
ST_A3V3 power supplys on road plate 100, one end of the second current-limiting resistance R16 connects the power amplifier parameter selection mouth 600, described
The other end of the second current-limiting resistance R16 connects the SOC master chips 200.
Preferably, as shown in figure 3, the power amplifier parameter selection mouth 600 include the tenth jump cap K10, the 11st jump cap K11,
12nd jump cap K12, the tenth resistance R10, the 11st resistance R11 and the 12nd resistance R12；The 1 of the 12nd jump cap K12
Pin passes sequentially through 1 pin of the 11st jump cap K11, one end of 1 pin connection, the second pull-up resistor R15 of the tenth jump cap K10, is also connected with
One end of second current-limiting resistance R16；2 pin of the tenth jump cap K10 are grounded by the tenth resistance R10, the 11st jump cap
2 pin of K11 are grounded by the 11st resistance R11, and 2 pin of the 12nd jump cap K12 are grounded by the 12nd resistance R12.
The power amplifier parameter selection mouth 600 is different and different to the voltage of power amplifier primarily directed to different voltage
The sound parameters that sound equipment needs are different, and this is also to cause voltage by bouncing pilotage（Its voltage forming process is as shielded ginseng hardware selection
The principle of module 400 is the same, is not explained in detail herein）.For example when bouncing pilotage is connected on the 12nd jump cap K12, the 12nd jumps
1 pin of cap K12 and the short circuit of 2 pin, for the 12nd resistance R12 of 3.3K Ω is linked into circuit and resistance are the of 10K Ω by resistance
17 resistance R17 form series connection partial pressure, and the current potential=0.81V of E points, the current potential of software detection to E points is searched properly according to the current potential
Sound parameters（Parameter includes sonic profile, graphic equalizer EQ, frequency response, multiplication factor etc.）, the sound parameters are write into number
In word power amplifier.During sound parameters are the advance prefabricated software run in SOC master chips 200, when voltage is different corresponding soft
Part just calls different sound parameters, is written in digital power amplifier by I2C.
Please continue to refer to Fig. 3, the power supply selecting module 500 connects the SOC master chips by standby power IC510
200；The power supply selecting module 500 includes the 13rd jump cap K13 and the 14th jump cap K14；The 1 of the 13rd jump cap K13
12V power supplys, one end of the 2 pin connection standby power IC510 of the 13rd jump cap K13 on pin connection circuit board 100, described the
The 2 pin connection standby power IC510 of 5V power supplys, the 14th jump cap K14 on the 1 pin connection circuit board 100 of 14 jump cap K14
One end, the other end of the standby power IC510 connects the SOC master chips 200.More specifically, the SOC 200
Model sea think Hi3751 intelligent television SOCs；Standby power IC510 be model 6C14702, TEA1716T or
The power supply chip of FSL206MRN.The model of above-mentioned SOC 200 and standby power IC510 is only used for citing, SOC 200
And standby power IC510 is not limited to above-mentioned model in the specific implementation.
Present standby voltage has 5V or 12V, and different standby voltage and control signals are selected according to different power supplys, and this is treated
Electromechanics pressure is converted to other voltages and is used to SOC master chips 200 by DC-DC.It should be noted that power supply selecting module 500
This part is the standby voltage selection area set according to different power supply characteristics, because the standby voltage that different electrical power is provided
When it is different.
During specific implementation, the function selecting module 700 include blue tooth interface, Wi-Fi interface, keying plate interface and
2.4G interfaces.Simultaneously in 200 runs softwares of SOC master chips prefabricated different driver, when selection function selecting module
When corresponding interface is connected in 700, software can call corresponding driver.
The TV motherboard of many power supplys of compatible multi-screen of the present invention is comprised the following steps that when being configured：
a）Electric source modes are selected（Selected in power supply selecting module 500）, mainly matched somebody with somebody according to power supply on original TV
Put, select suitable power source pattern；
b）Screen stand selection（Screen stand i.e. in selection screen interface selecting module 300）, type and producer according to screen select suitable
The screen stand of conjunction is connected；
c）For screen participation in the election is selected（Selected in screen ginseng hardware selecting module 400）, selected institute in multiple jump caps by bouncing pilotage
Joined with selecting and shielding corresponding screen after stating selected jump cap short circuit, after screen ginseng is selected on hardware, software is according to collecting
Hardware I/O mouthfuls of the corresponding screen ginseng of voltage selection；
d）Sound equipment is selected（Selected on power amplifier parameter selection mouth 600）, powered choosing according to loudspeaker and power supply on hardware
Sound equipment, software corresponding I/O mouthfuls voltage of automatic detection when start are selected, and corresponding sound equipment ginseng has been selected according to voltage
Number, is written into power amplifier；
e）Other functions are configured（Configured in function selecting module 700）, the prefabricated disparate modules mainly on mainboard
Driver, when module is connected, software automatically be its configuration driven program.
Namely connected in screen stand, electric source modes are chosen, and screen moduli formula is chosen, and Audio mode is chosen, selection function module
After connecting, the corresponding first voltage of screen ginseng hardware selecting module 400 is detected in start starting stage SOC master chip 200（As schemed
The current potential of D points in 3）, corresponding screen ginseng is called from storage according to first voltage.The power amplifier parameter of the detection of SOC master chips 200 afterwards
The second voltage of the selection selection feedback of mouth 600（Such as the current potential of E points in Fig. 3）, called accordingly from storage according to second voltage
Sound parameters, including sonic profile, EQ（That is Graphic equalizer）, frequency response etc..Function selecting module 700 is called and external connecting function mould
The modules such as the adaptable drive software of block, such as Wi-Fi, bluetooth, 2.4G, these drivings are all to be built in software in advance.Most
TV is lighted afterwards, functional check, delivers to customer to use.
Based on the TV motherboard of the above-mentioned compatible many power supplys of multi-screen, present invention also offers a kind of intelligent television.The intelligence
TV includes the TV motherboard of the described many power supplys of compatible multi-screen.
In sum, the TV motherboard and intelligent television of many power supplys of a kind of compatible multi-screen that the present invention is provided, compatible market
Upper most TV liquid crystal display, some old machines just can carry out hardware and software upgrading by using the TV motherboard,
The TV that some can be only broken mainboard is repaired, or hardware configuration is upgraded than relatively low machine, to TV
Repair and upgrade provides great convenience.
It is understood that for those of ordinary skills, can be with technology according to the present invention scheme and its hair
Bright design is subject to equivalent or change, and all these changes or replacement should all belong to the guarantor of appended claims of the invention
Shield scope.
Claims (10)
1. a kind of TV motherboard of many power supplys of compatible multi-screen, it is characterised in that including：
Circuit board；
It is arranged on the SOC master chips on the circuit board；
The screen interface selecting module that setting is connected with SOC master chips on circuit boards, the screen interface selecting module includes multiple
Screen interface；
Set on circuit boards with SOC master chips connect, for by bouncing pilotage selection it is corresponding screen ginseng screen ginseng hardware selection mould
Block；
Power supply selecting module that setting is connected with SOC master chips on circuit boards, for selecting electric source modes；
Power amplifier parameter that setting is connected with SOC master chips on circuit boards, for selecting power amplifier parameter selects mouth；
Function selecting module that setting is connected with SOC master chips on circuit boards, for being adapted to driving.
2. the TV motherboard of the compatible many power supplys of multi-screen according to claim 1, it is characterised in that the screen interface selecting module
Including the VBY-ONE interface units, LVDS interface unit, SD interface unit and the EPI interface units that are sequentially connected.
3. the TV motherboard of the compatible many power supplys of multi-screen according to claim 2, it is characterised in that the VBY-ONE interfaces list
Unit includes the first termination power, the 2nd VBY-ONE interfaces, the second termination power and a VBY-ONE interfaces；First coupling
One end of circuit connects SOC master chips, one end of the other end the 2nd VBY-ONE interfaces of connection of first termination power, institute
The other end for stating the 2nd VBY-ONE interfaces connects one end of the second termination power, the other end connection of second termination power
One end of the first VBY-ONE interfaces, the other end connection LVDS interface unit of a VBY-ONE interfaces；
The LVDS interface unit includes the 3rd termination power, the second LVDS interface, the 4th termination power, the first LVDS interface；
One end of 3rd termination power connects the other end connection the of a VBY-ONE interfaces, the 3rd termination power
One end of two LVDS interfaces, the other end of second LVDS interface connects one end of the 4th termination power, the 4th coupling
The other end of circuit connects one end of first LVDS interface, the other end connection SD interface list of first LVDS interface
Unit；
The SD interface unit includes the 5th termination power, the second SD interface, the 6th termination power, the first SD interface；
One end of 5th termination power connects first LVDS interface, the other end connection second of the 5th termination power is marked
One end of clear interface, the other end of the second SD interface connects one end of the 6th termination power, the 6th termination power
The other end connect one end of the first SD interface, the other end connection EPI interface units of the first SD interface；
The EPI units include the 7th termination power and multiple EPI interfaces；One end connection first of the 7th termination power
SD interface, the other end of the 7th termination power is connected in parallel multiple EPI interfaces.
4. the TV motherboard of the compatible many power supplys of multi-screen according to claim 1, it is characterised in that the screen ginseng hardware selection mould
Block is connected by first voltage control module with the SOC master chips；The first voltage control module includes the first pull-up electricity
Resistance and the first current-limiting resistance；One end of first pull-up resistor connects the screen ginseng hardware selecting module, first pull-up
ST_A3V3 power supplys on the other end connection circuit board of resistance, one end of first current-limiting resistance connects the screen ginseng hardware choosing
Select module, the other end of first current-limiting resistance connects the SOC master chips.
5. the TV motherboard of the compatible many power supplys of multi-screen according to claim 4, it is characterised in that the screen ginseng hardware selection mould
Block includes that the first jump cap, the second jump cap, the 3rd jump cap, the forth jump cap, the fifth jump cap, the 6th jump cap, the 7th jump cap, the 8th jump
Cap, the 9th jump cap, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance,
Eight resistance and the 9th resistance；1 pin of the 9th jump cap passes sequentially through 1 pin, 1 pin of the 7th jump cap, the 6th jump of the 8th jump cap
1 pin of cap, 1 pin of the fifth jump cap, 1 pin of the forth jump cap, 1 pin of the 3rd jump cap, 1 pin of the second jump cap, 1 pin of the first jump cap
One end of the first pull-up resistor is connected, one end of the first current-limiting resistance is also connected with；2 pin of first jump cap pass through first resistor
Ground connection, 2 pin of second jump cap are grounded by second resistance, and 2 pin of the 3rd jump cap are grounded by 3rd resistor, described
, by the 4th resistance eutral grounding, 2 pin of the fifth jump cap are by the 5th resistance eutral grounding, the 6th jump cap for 2 pin of the forth jump cap
2 pin by the 6th resistance eutral grounding, by the 7th resistance eutral grounding, 2 pin of the 8th jump cap pass through 2 pin of the 7th jump cap
8th resistance eutral grounding, 2 pin of the 9th jump cap pass through the 9th resistance eutral grounding.
6. the TV motherboard of the compatible many power supplys of multi-screen according to claim 1, it is characterised in that the power amplifier parameter selects mouth
It is connected with the SOC master chips by second voltage control module；The second voltage control module includes the second pull-up resistor
With the second current-limiting resistance；One end of second pull-up resistor connects the power amplifier parameter selection mouth, second pull-up resistor
Other end connection circuit board on ST_A3V3 power supplys, one end of second current-limiting resistance connect the power amplifier parameter selection mouth,
The other end of second current-limiting resistance connects the SOC master chips.
7. the TV motherboard of the compatible many power supplys of multi-screen according to claim 6, it is characterised in that the power amplifier parameter selects mouth
Including the tenth jump cap, the 11st jump cap, the 12nd jump cap, the tenth resistance, the 11st resistance and the 12nd resistance；Described tenth
1 pin of two jump caps passes sequentially through 1 pin of the 11st jump cap, one end of 1 pin, second pull-up resistor of connection of the tenth jump cap, is also connected with
One end of second current-limiting resistance；2 pin of the tenth jump cap are passed through by the tenth resistance eutral grounding, 2 pin of the 11st jump cap
11st resistance eutral grounding, 2 pin of the 12nd jump cap pass through the 12nd resistance eutral grounding.
8. the TV motherboard of the compatible many power supplys of multi-screen according to claim 1, it is characterised in that the power supply selecting module is led to
Cross standby power IC and connect the SOC master chips；The power supply selecting module includes the 13rd jump cap and the 14th jump cap；It is described
12V power supplys, one end of the 2 pin connection standby power IC of the 13rd jump cap, institute on the 1 pin connection circuit board of the 13rd jump cap
5V power supplys on the 1 pin connection circuit board of the 14th jump cap, one end of the 2 pin connection standby power IC of the 14th jump cap are stated,
The other end of the standby power IC connects the SOC master chips.
9. the TV motherboard of the compatible many power supplys of multi-screen according to claim 1, it is characterised in that the function selecting module bag
Include blue tooth interface, Wi-Fi interface, keying plate interface and 2.4G interfaces.
10. a kind of intelligent television, it is characterised in that including many power supplys of compatible multi-screen as described in claim any one of 1-9
TV motherboard.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710151047.1A CN106851146B (en) | 2017-03-14 | 2017-03-14 | A kind of TV motherboard and smart television of the more power supplys of compatible multi-screen |
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| CN115665350A (en) * | 2022-10-28 | 2023-01-31 | 四川长虹电器股份有限公司 | Processing method for adapting intelligent television software to multiple digital power amplifier hardware platforms |
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| CN106851146B (en) | 2019-11-12 |
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