CN207602201U - A kind of display screen control panel for supporting eDP screens interface and LVDS screen interfaces - Google Patents
A kind of display screen control panel for supporting eDP screens interface and LVDS screen interfaces Download PDFInfo
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- CN207602201U CN207602201U CN201721796514.8U CN201721796514U CN207602201U CN 207602201 U CN207602201 U CN 207602201U CN 201721796514 U CN201721796514 U CN 201721796514U CN 207602201 U CN207602201 U CN 207602201U
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- mcu main
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Abstract
The utility model provides a kind of display screen control panel for supporting eDP screens interface and LVDS screen interfaces, including MCU main control chips, infrared receiving module, temperature inductor, fan, audio output unit, analog audio input module, VGA input modules, HDMI input modules and DISPLAYPORT input modules, the infrared receiving module, the output terminal of temperature inductor is connect respectively with the MCU main control chips, the output terminal of the MCU main control chips respectively with the fan, the input terminal connection of audio output unit, the analog audio input module, VGA input modules, the output terminal of HDMI input modules and DISPLAYPORT input modules is connect respectively with the MCU main control chips.The beneficial effects of the utility model are：Display Port 1.2 and HDMI1.4 and VGA signals can be supported to input simultaneously, support the output of 4 lane eDP HBR signals.
Description
Technical field
The utility model is related to display screen control panel more particularly to a kind of support the aobvious of eDP screens interface and LVDS screen interfaces
Display screen control panel.
Background technology
EDP interfaces are a kind of a kind of totally digitilized interfaces based on DisplayPort frameworks and agreement, can be used relatively simple
Connector and less pin transmit high-resolution signal, and message transmission rate, far above LVDS, this is exactly that eDP connects
The major reason of mouth substitution LVDS interface.The following advantage that eDP interfaces have, it will liquid crystal display constantly uses after making
Signaling interfaces of the eDP as display screen：
1. micro- packet structure can realize multidata simultaneous transmission；
2. larger transmission digit rate, up to 21.6Gbps (is transmitted) with four pairs of lines；
3. smaller size is very beneficial for the lightening of product；
4. without LVDS conversion circuits, simple circuit；
5, smaller EMI, and with powerful copyright protection function.
At present, it in order to improve the data transmission between panel and processor several times, is handled in computer end and mobile terminal
Device platform has largely employed the interface of eDP so that eDP is quickly becoming mainstream interface.
But industry control at this stage shows that most of drive control plate employs traditional signaling interface, such as VGA, DVI connects
Mouthful, and display screen technology is constantly developing, and shows that effect requirements are higher and higher to screen, resolution requirement also the more is done the more high how
The display screen drive control plate of a support eDP screens interface and LVDS screen interfaces is provided, can support Display Port simultaneously
1.2 and HDMI1.4 (DVI Optional) and the input of VGA signals are the technical issues of those skilled in the art institute are urgently to be resolved hurrily.
Invention content
In order to solve the problems in the prior art, the utility model provides a kind of support eDP screens interface and LVDS screens connect
The display screen control panel of mouth.
The utility model provides a kind of display screen control panel for supporting eDP screens interface and LVDS screen interfaces, including MCU master
Control chip, infrared receiving module, temperature inductor, fan, audio output unit, analog audio input module, VGA input moulds
Block, HDMI input modules and DISPLAYPORT input modules, wherein, the infrared receiving module, temperature inductor output terminal
Connect respectively with the MCU main control chips, the output terminals of the MCU main control chips respectively with the fan, audio output unit
Input terminal connection, the analog audio input module, VGA input modules, HDMI input modules and DISPLAYPORT input mould
The output terminal of block is connect respectively with the MCU main control chips.
As further improvement of the utility model, the display screen control panel further includes flash storage, crystal oscillator, the back of the body
Photocontrol module, liquid crystal display signaling module and optical inductor, the MCU main control chips are stored by spi bus and the Flash
Device connects, and the MCU main control chips connect with the crystal oscillator, the output terminals of the MCU main control chips respectively with the backlight control
The input terminal connection of molding block, liquid crystal display signaling module, the output terminal of the optical inductor are connect with the MCU main control chips.
As further improvement of the utility model, the optical inductor is photodiode.
As further improvement of the utility model, the audio output unit includes audio-frequency amplifier and loudspeaker, described
The audio output of MCU main control chips is connect with the input terminal of the audio-frequency amplifier, the output terminal of the audio-frequency amplifier with
The input terminal connection of the loudspeaker.
As further improvement of the utility model, the MCU main control chips are connected with power management chip.
The beneficial effects of the utility model are：Through the above scheme, 1.2 Hes of Display Port can be supported simultaneously
HDMI1.4 (DVI Optional) and the input of VGA signals, support the output of 4lane eDP signals.
Description of the drawings
Fig. 1 is a kind of schematic diagram for supporting the display screen control panel of eDP screens interface and LVDS screen interfaces of the utility model.
Specific embodiment
The utility model is described in further detail for explanation and specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of display screen control panel for supporting eDP screens interface and LVDS screen interfaces, including MCU main control chips
1st, infrared receiving module 2, temperature inductor 3, fan 4, audio output unit, analog audio input module 7, VGA input modules
8th, HDMI input modules 9 and DISPLAYPORT input modules 10, wherein, the infrared receiving module 2, temperature inductor 3 it is defeated
Outlet is connect respectively with the MCU main control chips 1, and the output terminal of the MCU main control chips 1 is defeated with the fan 4, audio respectively
Go out the input terminal connection of unit, the analog audio input module 7, VGA input modules 8,9 and of HDMI input modules
The output terminal of DISPLAYPORT input modules 10 is connect respectively with the MCU main control chips 1.
As shown in Figure 1, temperature inductor 3 perceives the variation of external temperature, it is converted into digital signal and enters MCU main control chips
1, by 1 fan 4 of MCU main control chips, achieve the purpose that A.T.C.
As shown in Figure 1, the display screen control panel further include flash storage 11, crystal oscillator 12, backlight control module 13,
Liquid crystal display signaling module 14 and optical inductor 15, the MCU main control chips 1 are connected by spi bus and the flash storage 11
Connect, the MCU main control chips 1 are connect with the crystal oscillator 12, the output terminals of the MCU main control chips 1 respectively with the backlight control
The input terminal connection of molding block 13, liquid crystal display signaling module 14, the output terminal of the optical inductor 15 and the MCU main control chips
1 connection.
As shown in Figure 1, the optical inductor 15 is photodiode, external bright dark situation is perceived by photodiode,
And convert the signal to pwm signal and enter MCU main control chips 1, screen intensity is controlled by MCU main control chips 1, to reach automatic control
The purpose of screen intensity processed.
As shown in Figure 1, the audio output unit includes audio-frequency amplifier 6 and loudspeaker 5, the sound of the MCU main control chips 1
Frequency output terminal is connect with the input terminal of the audio-frequency amplifier 6, and the output terminal of the audio-frequency amplifier 6 is defeated with the loudspeaker 5
Enter end connection, after audio signal is amplified by audio-frequency amplifier 6, exported through loudspeaker 5.
As shown in Figure 1, the MCU main control chips 1 are connected with power management chip, there are four power management chips, can be with
Adjust output voltage size, 5V, 3.3V, 1.1V needed for output MCU main control chips 1, the system voltage of 2.5V.
A kind of display screen control panel for supporting eDP screens interface and LVDS screen interfaces provided by the utility model, can be simultaneously
It supports Display Port 1.2 and HDMI1.4 (DVI Optional) and the input of VGA signals, can support the high definition number of mainstream
Word inputs, and better image quality is brought to experience.
A kind of display screen control panel for supporting eDP screens interface and LVDS screen interfaces provided by the utility model supports eDP screens
Interface and the output of LVDS screens interface signal, while support intelligent control backlight illumination, intelligent control complete machine environment temperature and audio
The input of high-definition digital interface signal is supported in amplification output.Environmental protection can improve screen intensity, protect screen backlight LED light bars and prolong
Long life, according to ambient dynamic changes of strength adjusting brightness of display, effective protection eyes, and can be clear under strong light
See screen-picture, improve image quality；Intellisense environment temperature simultaneously controls fan swicth to reach cooling, and prolonged display makes
With the purpose in service life, and fan is closed at low temperature, reach energy-efficient purpose；Circumferential work playing function is provided, supports relatively high power
Loudspeaker export, and realize the liquid crystal display master board that the diversified design of product uses.
The above content is combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, several simple deduction or replace can also be made, should all be regarded
To belong to the scope of protection of the utility model.
Claims (5)
1. a kind of display screen control panel for supporting eDP screens interface and LVDS screen interfaces, it is characterised in that：Including MCU main control chips,
Infrared receiving module, temperature inductor, fan, audio output unit, analog audio input module, VGA input modules, HDMI are defeated
Enter module and DISPLAYPORT input modules, wherein, the infrared receiving module, temperature inductor output terminal respectively with institute
State the connection of MCU main control chips, the output terminals of the MCU main control chips respectively with the fan, the input terminal of audio output unit
Connection, the output of the analog audio input module, VGA input modules, HDMI input modules and DISPLAYPORT input modules
End is connect respectively with the MCU main control chips.
2. the display screen control panel according to claim 1 for supporting eDP screens interface and LVDS screen interfaces, it is characterised in that：
The display screen control panel further includes flash storage, crystal oscillator, backlight control module, liquid crystal display signaling module and optical inductor,
The MCU main control chips are connect by spi bus with the flash storage, and the MCU main control chips connect with the crystal oscillator
It connecing, the input terminal of the output terminals of the MCU main control chips respectively with the backlight control module, liquid crystal display signaling module is connect,
The output terminal of the optical inductor is connect with the MCU main control chips.
3. the display screen control panel according to claim 2 for supporting eDP screens interface and LVDS screen interfaces, it is characterised in that：
The optical inductor is photodiode.
4. the display screen control panel according to claim 1 for supporting eDP screens interface and LVDS screen interfaces, it is characterised in that：
The audio output unit includes audio-frequency amplifier and loudspeaker, and audio output and the audio of the MCU main control chips are put
The input terminal connection of big device, the output terminal of the audio-frequency amplifier are connect with the input terminal of the loudspeaker.
5. the display screen control panel according to claim 1 for supporting eDP screens interface and LVDS screen interfaces, it is characterised in that：
The MCU main control chips are connected with power management chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721796514.8U CN207602201U (en) | 2017-12-18 | 2017-12-18 | A kind of display screen control panel for supporting eDP screens interface and LVDS screen interfaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721796514.8U CN207602201U (en) | 2017-12-18 | 2017-12-18 | A kind of display screen control panel for supporting eDP screens interface and LVDS screen interfaces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207602201U true CN207602201U (en) | 2018-07-10 |
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ID=62767180
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721796514.8U Active CN207602201U (en) | 2017-12-18 | 2017-12-18 | A kind of display screen control panel for supporting eDP screens interface and LVDS screen interfaces |
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| CN (1) | CN207602201U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109448614A (en) * | 2018-09-14 | 2019-03-08 | 武汉帆茂电子科技有限公司 | A kind of Displayport signal generation device and method based on FPGA |
-
2017
- 2017-12-18 CN CN201721796514.8U patent/CN207602201U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109448614A (en) * | 2018-09-14 | 2019-03-08 | 武汉帆茂电子科技有限公司 | A kind of Displayport signal generation device and method based on FPGA |
| CN109448614B (en) * | 2018-09-14 | 2021-09-28 | 武汉帆茂电子科技有限公司 | FPGA-based Displayport signal generation device and method |
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