CN206181234U - Embedded HDMI high definition interface arrangement of treater - Google Patents
Embedded HDMI high definition interface arrangement of treater Download PDFInfo
- Publication number
- CN206181234U CN206181234U CN201621234490.2U CN201621234490U CN206181234U CN 206181234 U CN206181234 U CN 206181234U CN 201621234490 U CN201621234490 U CN 201621234490U CN 206181234 U CN206181234 U CN 206181234U
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- Prior art keywords
- hdmi
- processor
- treater
- video
- video signal
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Abstract
The utility model discloses an embedded HDMI high definition interface arrangement of treater, including the installation shell, the inside of installation shell is fixed with the circuit board, and the interface that corresponds on the circuit board is inlayed at the side of installing the shell, the intercalated nucleus of circuit board is inlayed in the heart and is had the ARM treater, the communication ports of ARM treater is connected with DSP treater and video signal processor, and the ARM treater carries out data communication with DSP treater, video signal processor respectively, forms control core, the data input output of ARM treater still is connected with ethernet controller and USB interface, the EMIF interface connection of DSP treater has the portable hard drive, and DDR interface connection has the DDR memory, video signal processor's video front end VPFE port is connected with video decoder, and video rear end VPBE port is connected with the HDMI chip. The utility model discloses can effectively improve embedded system's image display effect to improve the processing speed greatly.
Description
Technical field
This utility model is related to HDMI technical fields, the HDMI high-definition interface devices of specially a kind of flush bonding processor.
Background technology
HDMI（English：High Definition Multimedia Interface, referred to as
HDMI）It is a kind of totally digitilized image and sound transmission interface, unpressed audio frequency and video signal can be transmitted.HDMI can use
In equipment such as Set Top Box, DVD player, PC, holder for TV playing, integrated amplifier, digital sound and television sets.HDMI
Audio frequency and video-audio signal can be simultaneously transmitted, because audio and video frequency signal adopts same cable, system line is enormously simplify
The installation difficulty on road.In embedded processing systems, normally due to resource limit, is usually shown using VGA format-patterns, but
With the continuous development and the raising of people's demand of modern technologies, VGA forms can not meet the demand of modern people.
Utility model content
For problem above, this utility model provides a kind of HDMI high-definition interface devices of flush bonding processor, can be with
The image display effect of embedded system is effectively improved, and greatly improves processing speed, can be with effectively solving background technology
Problem.
For achieving the above object, this utility model provides following technical scheme：A kind of HDMI high definitions of flush bonding processor
Interface arrangement, including shell is installed, the inside of the installation shell is fixed with wiring board, and corresponding interface is embedded on wiring board
The side of shell is installed, arm processor, the COM1 of the arm processor are inlaid with the intercooler core of the wiring board
Dsp processor and video signal preprocessor are connected with, arm processor enters line number with dsp processor, video signal preprocessor respectively
According to communication, control core is formed；The data input outfan of the arm processor is also associated with ethernet controller and USB connects
Mouthful；The EMIF interfaces of the dsp processor are connected with portable hard drive, and ddr interface is connected with DDR memory；The video signal
The video front VPFE port of processor is connected with Video Decoder, and Video back-end VPBE ports are connected with HDMI chips.
Used as a kind of preferred technical scheme of this utility model, the arm processor is embedded using TMS320DM series
Processor chips, the power end of arm processor is connected with independent current source, while be connected with clock crystal oscillator, reset circuit being formed most
Mini system structure.
As a kind of preferred technical scheme of this utility model, the dsp processor using AD companies ADSP21 it is serial at
Reason device, and be connected by UARST conversion serial ports between arm processor.
Used as a kind of preferred technical scheme of this utility model, the Video Decoder adopts TVP5146 chips, and is input into
End is connected to high-definition camera, and HDMI chips adopt Sil9134 chips, and the outfan of HDMI chips is provided with HDMI ports,
HDMI ports are embedded on installation shell.
Compared with prior art, the beneficial effects of the utility model are：The HDMI high-definition interfaces dress of the flush bonding processor
Put, by arranging dedicated video signal processor, high-definition camera is directly connected to by Video Decoder, then by HDMI chips
Connect display with HDMI ports, high-definition image can be directly realized by and shown, it is efficient and convenient；By arranging dsp processor, with reference to
DDR memory can realize the data quickly read in portable hard drive and carry out decoding operate, so as to speed up processing, improve
Image display resolution；This utility model on traditional arm processor by increasing dsp processor and video frequency signal processing
Device, effectively realizes high-definition digital image and shows, can be effectively improved the image display effect of embedded system, and carries significantly
High processing rate.
Description of the drawings
Fig. 1 is this utility model modular structure schematic diagram；
Fig. 2 is this utility model interface structure schematic diagram；
Fig. 3 is arm processor peripheral circuit diagram.
In figure：1- installs shell；2- wiring boards；3-ARM processors；4-DSP processors；5- video signal preprocessors；6-
Ethernet controller；7-USB interfaces；8- portable hard drives；9-DDR memorizeies；10- Video Decoders；11-HDMI chips；12- is only
Vertical power supply；13-HDMI ports.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Embodiment：
Fig. 1 to Fig. 3 is referred to, this utility model provides a kind of technical scheme：A kind of HDMI high definitions of flush bonding processor
Interface arrangement, including shell 1 is installed, the inside for installing shell 1 is fixed with wiring board 2, corresponding interface edge on wiring board 2
The side for installing shell 1 is embedded in, arm processor 3 is inlaid with the intercooler core of the wiring board 2, the arm processor 3
COM1 is connected with dsp processor 4 and video signal preprocessor 5, arm processor 3 respectively with dsp processor 4, video signal
Processor 5 enters row data communication, forms control core；The data input outfan of the arm processor 3 is also associated with Ethernet
Controller 6 and USB interface 7；The EMIF interfaces of the dsp processor 4 are connected with portable hard drive 8, and ddr interface is connected with DDR and deposits
Reservoir 9；The video front VPFE port of the video signal preprocessor 5 is connected with Video Decoder 10, Video back-end VPBE ends
Mouth is connected with HDMI chips 11；
The arm processor 3 is using TMS320DM series flush bonding processor chips, the power end connection of arm processor 3
There is independent current source 12, while being connected with clock crystal oscillator, reset circuit forms minimum system structure；The dsp processor 4 adopts AD
Company's ADSP21 series processors, and be connected by UARST conversion serial ports between arm processor 3；The Video Decoder
10 adopt TVP5146 chips, and input is connected to high-definition camera, and HDMI chips 11 adopt Sil9134 chips, and HDMI cores
The outfan of piece 11 is provided with HDMI ports 13, and HDMI ports 13 are embedded on installation shell 1.
Operation principle of the present utility model：The installation shell 1 is made using high-strength insulating material, protection circuit plate 2
On all components, the arm processor 3 is serial using TMS320DM, with higher processing speed and low energy consumption
Feature, is the control core of whole device, and control video signal preprocessor 5 carries out video frequency signal processing and dsp processor 4 to be carried out
Data processing；
The independent current source 12 is powered for whole device, can be started working without the need for extra power supply, the ether network control
The device access network based on ethernet can be realized that networking data is obtained by device processed 6；The USB interface 7 can be directly connected to move storage
Equipment simultaneously obtains corresponding data；
The Video Decoder 10 is directly connected to high-definition camera, the view data that photographic head is exported is carried out into decoding and is turned
Change, obtain digital signal and be re-fed into video signal preprocessor 5,5 pairs of data for receiving of video signal preprocessor are strengthened
The data for receiving are compressed and are added by filtering and noise reduction process, the data transfer after process to HDMI chips 11, HDMI chips 11
Code, is then connected to high-clear display by HDMI ports 13, and by high-clear display display image is decoded；
The dsp processor 4 is used to read audio, video data from outside portable hard drive 8, and by the decoding for reading
Afterwards data sync storage is to DDR memory 9, it is possible to achieve rapid data is changed, and the data after changing pass through arm processor
3 controlling transmissions also pass through HDMI ports 13 and are connected to high-clear display and shown to HDMI chips 11.
The HDMI high-definition interface devices of the flush bonding processor, by arranging dedicated video signal processor 5, by video
Decoder 10 is directly connected to high-definition camera, then connects display by HDMI chips 11 and HDMI ports 13, can be directly real
Existing high-definition image shows, efficient and convenient；By arranging dsp processor 4, can realize that quick reading is moved with reference to DDR memory 9
Data in hard disk simultaneously carry out decoding operate, so as to speed up processing, improve image display resolution；This utility model passes through
Increase dsp processor and 4 video signal preprocessors 5 on traditional arm processor 3, effectively realize high-definition digital image and show
Show, the image display effect of embedded system can be effectively improved, and greatly improve processing speed.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit this utility model
Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in this utility model
Protection domain within.
Claims (4)
1. a kind of HDMI high-definition interface devices of flush bonding processor, including installation shell（1）, the installation shell（1）It is interior
Portion is fixed with wiring board（2）, wiring board（2）Upper corresponding interface is embedded in installation shell（1）Side, it is characterised in that：Institute
State wiring board（2）Intercooler core on be inlaid with arm processor（3）, the arm processor（3）COM1 be connected with DSP
Processor（4）And video signal preprocessor（5）, arm processor（3）Respectively with dsp processor（4）, video signal preprocessor（5）
Enter row data communication, form control core；The arm processor（3）Data input outfan be also associated with Ethernet control
Device（6）And USB interface（7）；The dsp processor（4）EMIF interfaces be connected with portable hard drive（8）, ddr interface is connected with
DDR memory（9）；The video signal preprocessor（5）Video front VPFE port be connected with Video Decoder（10）, video
Rear end VPBE ports are connected with HDMI chips（11）.
2. HDMI high-definition interface devices of a kind of flush bonding processor according to claim 1, it is characterised in that：It is described
Arm processor（3）Using TMS320DM series flush bonding processor chips, arm processor（3）Power end be connected with independent electrical
Source（12）, while being connected with clock crystal oscillator, reset circuit forms minimum system structure.
3. HDMI high-definition interface devices of a kind of flush bonding processor according to claim 1, it is characterised in that：It is described
Dsp processor（4）Using AD companies ADSP21 series processors, and and arm processor（3）Between serial ports is changed by UARST
It is connected.
4. HDMI high-definition interface devices of a kind of flush bonding processor according to claim 1, it is characterised in that：It is described to regard
Frequency decoder（10）Using TVP5146 chips, and input is connected to high-definition camera, HDMI chips（11）Using Sil9134
Chip, and HDMI chips（11）Outfan HDMI ports are installed（13）, HDMI ports（13）It is embedded in installation shell（1）
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621234490.2U CN206181234U (en) | 2016-11-17 | 2016-11-17 | Embedded HDMI high definition interface arrangement of treater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621234490.2U CN206181234U (en) | 2016-11-17 | 2016-11-17 | Embedded HDMI high definition interface arrangement of treater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206181234U true CN206181234U (en) | 2017-05-17 |
Family
ID=58687061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621234490.2U Expired - Fee Related CN206181234U (en) | 2016-11-17 | 2016-11-17 | Embedded HDMI high definition interface arrangement of treater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206181234U (en) |
-
2016
- 2016-11-17 CN CN201621234490.2U patent/CN206181234U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20191117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |