CN205376122U - Support LED display screen information and pronunciation synchronized play's hardware control system - Google Patents
Support LED display screen information and pronunciation synchronized play's hardware control system Download PDFInfo
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- CN205376122U CN205376122U CN201620053496.3U CN201620053496U CN205376122U CN 205376122 U CN205376122 U CN 205376122U CN 201620053496 U CN201620053496 U CN 201620053496U CN 205376122 U CN205376122 U CN 205376122U
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 18
- 230000000694 effects Effects 0.000 description 5
- 230000005236 sound signal Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model relates to a LED display screen control field, concretely relates to support LED display screen information and pronunciation synchronized play's hardware control system, including LED control system, LED display screen, speaker and input device, LED control system includes MCU the control unit, MCU the control unit links to each other with signal enhancement unit, SPI storage location, electrical unit, clock unit respectively, the LED display screen passes through display screen interface and links to each other with the signal enhancement unit, MCU the control unit still links to each other with USB program interface, MP3 serial ports music decoding units and MP3 decoding units, MP3 serial ports music decoding units links to each other with USB background music interface, audio interface respectively, MP3 decoding units passes through power amplifier unit and links to each other with audio interface, the speaker links to each other with audio interface, input device links to each other with USB program interface, USB background music interface respectively. The utility model discloses not only can make display screen information and pronunciation synchronous, can adjust background music in addition.
Description
Technical field
This utility model relates to LED display control field, is specifically related to a kind of hardware system supporting LED display screen information to play with voice synchronous.
Background technology
Present most of retail shops use LED display and audio amplifier to do advertisement, there is individual sound column on display screen side, and sound column to have a computer to go control broadcasting audio frequency to use, but have in a lot of little shop and do not have computer, so hotel owner is just putting an audio amplifier outdoors, insert USB flash disk and remove playing voice advertisement；And the content on display screen is inconsistent with the ad content that audio amplifier is play.
Existing display screen voice hardware system, uses voice synthetic module, reaches voice broadcasting synchronization with display information.Because using voice synthetic module, so inherently there being very big restriction, shortcoming is as follows: 1. speaker is single, it is impossible to support polyglot；2. sound effect machinery, it is impossible to be really adapted in advertisement (can only be suitable in secondary development, as: bank's calling system)；3. not supporting background music, this makes shop, supermarket not reach celebrating effect when doing activity.
Summary of the invention
In order to overcome the defect existed in prior art, this utility model provides a kind of hardware system supporting LED display screen information to play with voice synchronous, this hardware system is possible not only to make display information and voice synchronous, and can to background music adjustment, whole hardware system cost of manufacture is low, audio is effective.
The technical solution of the utility model is:
A kind of hardware system supporting LED display screen information to play with voice synchronous, including LED control system, LED display, speaker and input equipment, described LED control system includes MCU control unit, described MCU control unit respectively with signal enhancement unit, SPI memory unit, power subsystem, clock unit is connected, described LED display is connected with signal enhancement unit by display screen interface, described MCU control unit also with USB program interface, MP3 serial ports music decoding unit is connected with MP3 decoding unit, described MP3 serial ports music decoding unit respectively with USB background music interface, audio interface is connected；Described MP3 decoding unit is connected with audio interface by power amplifier unit；Described speaker is connected with audio interface；Described input equipment is connected with USB program interface, USB background music interface respectively.
Also including microphone interface, described microphone interface is connected with power amplifier unit.
Described MCU control unit is also connected with wireless module, button, power supply indicator.
Described display screen interface is P34 display screen interface.
Described MP3 serial ports music decoding unit uses SPI+TF+U dish scheme, adopts AC1094 decoding chip；Described MP3 decoding unit adopts VS1053B chip of speech decoder.
Described MCU control unit adopts STM32F407VET6 microcontroller chip.
Described SPI memory unit adopts W25Q128winbond memorizer.
Described signal enhancement unit adopts 74HC245D logic transceiver；Described power amplifier unit adopts TDA1308 audio frequency amplifier.
Described speaker is active audio amplifier.
The beneficial effects of the utility model are:
1. the audio interface of LED control system is received on sound column by this utility model, eliminates an audio amplifier, has saved cost.
2. to be capable of LED display screen information synchronization with voice for this utility model, makes consumer get more information about action message.
3. this utility model uses AC1094 decoding chip to go to play background music, is not synthesized together with subtitle language, and the volume of background music and subtitle language can be adjusted respectively, and the mode that is mixed into of this background music achieves reasonable result of broadcast.
Accompanying drawing explanation
Fig. 1 is the theory diagram of hardware system of the present utility model.
In figure, the implication representated by sequence number is: 1.LED controls system, 2.LED display screen, 3. speaker, 4. input equipment, 5.MCU control unit, 6. signal enhancement unit, 7.SPI memory cell, 8. power subsystem, 9. clock unit, 10. display screen interface, 11.USB program interface, 12.MP3 serial ports music decoding unit, 13.MP3 decoding unit, 14.USB background music interface, 15. audio interface, 16. power amplifier units, 17. microphone interfaces, 18. wireless module, 19. buttons, 20. power supply indicators.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described in further detail:
Shown in Figure 1, a kind of hardware system supporting LED display screen information to play with voice synchronous, including LED control system 1, LED display 2, speaker 3 and input equipment 4, described LED control system 1 includes MCU control unit 5, described MCU control unit 5 respectively with signal enhancement unit 6, SPI memory unit 7, power subsystem 8, clock unit 9 is connected, described LED display 2 is connected with signal enhancement unit 6 by display screen interface 10, described MCU control unit 5 also with USB program interface 11, MP3 serial ports music decoding unit 12 is connected with MP3 decoding unit 13, described MP3 serial ports music decoding unit 12 respectively with USB background music interface 14, audio interface 15 is connected；Described MP3 decoding unit 13 is connected with audio interface 15 by power amplifier unit 16；Described speaker 3 is connected with audio interface 15；Described input equipment 4 is connected with USB program interface 11, USB background music interface 14 respectively.MCU control unit 5 can be responsible for showing the control core with local communication terminal as scene；SPI memory unit 7, as local program storage and memory module, is responsible for program content information and program broadcasting controlled attribute information that storage is transmitted from this locality；Clock unit 9 keeps as a real-time time, and timed events triggers, the driving module of program time control；Power subsystem 8 is for 5V unidirectional current, as controller system power good and assurance module.
Meanwhile, this hardware system also includes microphone interface 17, and described microphone interface 17 is connected with power amplifier unit 16.Described MCU control unit 5 is also connected with wireless module 18, button 19, power supply indicator 20.
Preferably, described display screen interface 10 is P34 display screen interface 10.Described MP3 serial ports music decoding unit 12 uses SPI+TF+U dish scheme, adopts AC1094 decoding chip；Described MP3 decoding unit 13 adopts VS1053B chip of speech decoder.Described MCU control unit 5 adopts STM32F407VET6 microcontroller chip.Described SPI memory unit adopts W25Q128winbond memorizer.Described signal enhancement unit 6 adopts 74HC245D logic transceiver；Described power amplifier unit 16 adopts TDA1308 audio frequency amplifier.Described speaker 3 is active audio amplifier.
The operation principle of this hardware system: (this system can select different speaker and special display effect by display screen speech-editing system, support polyglot) programme information and voice content are generated together with data be read into SPI memory unit 7 by USB program interface 11 after, MCU control unit 5 can automatically begin to resolve the programme information in storage chip and voice content (programme information and voice content have synchronization mechanism), MCU control unit 5 is processed programme information and is exported by P34 display screen interface 10, drives LED display 2 to show.MCU control unit 5 also can process the speech data of actual program while processing programme information, and speech data is sent to MP3 decoding unit 13, thus obtaining audio signal, audio signal sends into audio amplifier through power amplifier unit 16, and audio amplifier starts to report voice content.After the program time of staying arrives, start to process the data of next screen.Background music can have two kinds of processing modes, and the first is to go the song files (MP3, WAV form) reading in USB flash disk the audio signal with voice to be overlapped by AC1094 decoding chip.Wherein background music can adjust respectively with the volume of subtitle language.When timed power on/off, MCU control unit 5 can be gone to control AC1094 decoding chip by serial ports and be carried out the time-out of music；The second is to increase song by display screen speech-editing system, writes in MCU control unit 5 together with program；Through experiment, the first background music realize effect more preferably.
Although this utility model relating to control unit, display screen speech-editing system, but the software adopted being prior art, it is not related to the innovation of software.
Described here be only preferred embodiment of the present utility model, not in order to limit this utility model, all make within spirit of the present utility model and principle any amendment, equivalent replace and improvement etc., should be included within protection domain of the present utility model.
Claims (9)
1. the hardware system supporting that LED display screen information is play with voice synchronous, including LED control system, LED display, speaker and input equipment, described LED control system includes MCU control unit, described MCU control unit respectively with signal enhancement unit, SPI memory unit, power subsystem, clock unit is connected, described LED display is connected with signal enhancement unit by display screen interface, it is characterized in that: described MCU control unit also with USB program interface, MP3 serial ports music decoding unit is connected with MP3 decoding unit, described MP3 serial ports music decoding unit respectively with USB background music interface, audio interface is connected；Described MP3 decoding unit is connected with audio interface by power amplifier unit；Described speaker is connected with audio interface；Described input equipment is connected with USB program interface, USB background music interface respectively.
2. a kind of hardware system supporting LED display screen information to play with voice synchronous according to claim 1, it is characterised in that: also including microphone interface, described microphone interface is connected with power amplifier unit.
3. a kind of hardware system supporting LED display screen information to play with voice synchronous according to claim 1, it is characterised in that: described MCU control unit is also connected with wireless module, button, power supply indicator.
4. a kind of hardware system supporting LED display screen information to play with voice synchronous according to claim 1, it is characterised in that: described display screen interface is P34 display screen interface.
5. a kind of hardware system supporting LED display screen information to play with voice synchronous according to claim 1, it is characterised in that: described MP3 serial ports music decoding unit uses SPI+TF+U dish scheme, adopts AC1094 decoding chip；Described MP3 decoding unit adopts VS1053B chip of speech decoder.
6. a kind of hardware system supporting LED display screen information to play with voice synchronous according to claim 1, it is characterised in that: described MCU control unit adopts STM32F407VET6 microcontroller chip.
7. a kind of hardware system supporting LED display screen information to play with voice synchronous according to claim 1, it is characterised in that: described SPI memory unit adopts W25Q128winbond memorizer.
8. a kind of hardware system supporting LED display screen information to play with voice synchronous according to claim 1, it is characterised in that: described signal enhancement unit adopts 74HC245D logic transceiver；Described power amplifier unit adopts TDA1308 audio frequency amplifier.
9. a kind of hardware system supporting LED display screen information to play with voice synchronous according to claim 1, it is characterised in that: described speaker is active audio amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620053496.3U CN205376122U (en) | 2016-01-20 | 2016-01-20 | Support LED display screen information and pronunciation synchronized play's hardware control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620053496.3U CN205376122U (en) | 2016-01-20 | 2016-01-20 | Support LED display screen information and pronunciation synchronized play's hardware control system |
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| CN205376122U true CN205376122U (en) | 2016-07-06 |
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| CN201620053496.3U Expired - Fee Related CN205376122U (en) | 2016-01-20 | 2016-01-20 | Support LED display screen information and pronunciation synchronized play's hardware control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107155015A (en) * | 2017-05-16 | 2017-09-12 | 苏州云屏网络科技有限公司 | A kind of adaptation method that synchronous and asynchronous program is played applied to LED screen |
| CN112634821A (en) * | 2020-12-25 | 2021-04-09 | 京东方科技集团股份有限公司 | Data display method and device and readable storage medium |
-
2016
- 2016-01-20 CN CN201620053496.3U patent/CN205376122U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107155015A (en) * | 2017-05-16 | 2017-09-12 | 苏州云屏网络科技有限公司 | A kind of adaptation method that synchronous and asynchronous program is played applied to LED screen |
| CN112634821A (en) * | 2020-12-25 | 2021-04-09 | 京东方科技集团股份有限公司 | Data display method and device and readable storage medium |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 |
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| CF01 | Termination of patent right due to non-payment of annual fee |