CN106954061B - More equipment interaction display control systems based on Arduino and method - Google Patents
More equipment interaction display control systems based on Arduino and method Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/363—Image reproducers using image projection screens
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Abstract
The invention discloses more equipment interaction display control systems and method based on Arduino；System includes：Server is controlled, the data that the control server receives control subsystem show request instruction, and the data displaying request instruction includes card data or knob data；It shows that request instruction transfers corresponding data from database according to data, the data transferred is sent into displaying subsystem, control server controls displaying subsystem selects corresponding equipment to be shown data；Database is safeguarded by back-stage management subsystem；Beneficial effects of the present invention：The system to make displaying content be presented to the user in a manner of most suitable, most perfect, can enhance user experience according to the different presentation device of different displaying content selections.
Description
Technical field
The present invention relates to more equipment interaction display control systems and method based on Arduino.
Background technology
21 century is information-technology age, and Computer Multimedia Technology has obtained extremely swift and violent development with network technology,
Along with the development of virtual reality technology, based on the way of presentation of virtual reality technology by creating and showing dummy object and void
Quasi- space, makes the exhibition method of information have new approach and form, 3 fundamental characteristics of Combining with technology of virtual reality --- and it is heavy
Sense, interactivity, conception power are soaked, information is made more intuitively, efficiently to transmit.With people to this display technique it is gradual understanding and
Concern, its application are also further extensively and rapid with development.
With the development of network technology and the diversification of man-machine interaction mode, studies three-dimensional display effect and interactive means must
It will have great significance.For example, Museum Exhibit system popular now, natural science is realized in such a way that network collection is shown
The virtual display of shop resource allows computer to be popularized as the rich information of museum's text, the important aid of research work, will become from now on
The developing direction of museum's digital information.Realize that the virtual interactive of historical relic showpiece is shown using computer and internet, exploitation
Historical relic Multimedia information exhibiting system under Network Environment, will be there are one wide development space.
However, most of display systems only exist single exhibition method at present, by the displaying content of all different-formats
It is all shown using identical exhibition method, cannot be satisfied the visual demand of user, bandwagon effect is made to beat greatly, detain.
Currently, the problem of display systems, is mainly manifested in：
1. some drawbacks of traditional man-machine interface such as mouse, keyboard gradually expose.It is mainly manifested in：
(1) cumbersome, complicated, one operates the multiple mobile, click for generally requiring mouse or selects to grasp by keyboard
Make multiple buttons.
(2) it goes out inconvenient to carry, occupied space is big.
2. being fettered by 3D glasses：It all needs to wear 3D glasses, can just see lifelike stereopsis.On the one hand have
3D glasses need charging in time, and glasses body is more fragile, is easily damaged；One side user, which wears, to be not suitable with, and can be produced for a long time
Raw eye strain sense.
Invention content
The purpose of the present invention is exactly to solve the above-mentioned problems, to provide more equipment interaction displays control based on Arduino
System and method, the system can be according to the different presentation devices of different displaying content selections, so that displaying content is most to close
Suitable, most perfect mode is presented to the user, and enhances user experience.
To achieve the goals above, the present invention adopts the following technical scheme that：
More equipment interaction display control systems based on Arduino, including：
Server is controlled, the data that the control server receives control subsystem show request instruction, according to data exhibition
Show that request instruction transfers corresponding data from database, the data transferred are sent into displaying subsystem, control server controls exhibition
Show that subsystem is shown data；Database is safeguarded by back-stage management subsystem；
The control subsystem, including：Arduino user's operations recognition unit and Arduino data transmission units；
The Arduino user's operations recognition unit, including：Knob control module and card recognition module；
The knob control module, including：Arduino UNO development boards, encoder and knob, encoder will receive
Knob control instruction is sent to Arduino UNO development boards, then by Arduino data transmission units, is sent to control clothes
Business device；
The card recognition module, including：Card reader, if the card reader, which can identify, is stored with data asset information
Dry card；Every card stores unique data asset information；The card recognition module is stored by reading in card
Data are sent to control server by the data of reading by Arduino data transmission units；
The Arduino data transmission units, including Arduino WiFi Shield；
The control server receives data information and the transmission of knob control module that card recognition module sends over
The control instruction to come over；After carrying out analyzing processing, corresponding data is transferred from database, by showing that subsystem is shown；
The control server, including communication service unit and data processing unit, the communication service unit include number
According to sending module and data reception module, the data processing unit includes database query module, invalid data filtering module
With communication equipment judgment module；
The data transmission blocks, for sending the data to displaying subsystem；
The data reception module, for receiving the data from control subsystem and database respectively；
The database query module, for inquiring database；
The invalid data filtering module removes invalid data for being filtered processing to the data inquired；
The communication equipment judgment module, for according to the data of control subsystem, come select different presentation devices into
Row displaying.
The database is respectively using MySQL database, including four kinds of tables of data：Xndata tables of data, qxdata
Tables of data, dsdata tables of data and dpdata tables of data.
The xndata tables of data is used for memory card information and presentation device information；The card image includes card number,
The facility information includes presentation device title；
The qxdata tables of data, for storing the data being shown by hologram device；It is described to be carried out by hologram device
The data of displaying, including：Card number and data resource path；
The dsdata tables of data, for storing the data being shown by big screen equipment；It is described to be carried out by big screen equipment
The data of displaying, including：Card number, data resource type and data resource path；
The dpdata tables of data, for storing the data for carrying out content displaying by 3D curtains；It is described to be carried out by 3D curtains
The data of displaying, including：Card number, data resource title and data resource path.
The displaying subsystem, including：Hologram display unit, 3D projection display units and large-size screen monitors display unit；It is described complete
Display unit, 3D projection display units and large-size screen monitors display unit are ceased in the same LAN；
The hologram display unit, for carrying out hologram display to data；The hologram display unit, including hologram display
Box and liftable hologram display table；The hologram display module establishes a connection with control server, receives from control clothes
The control instruction of business device, first judges control instruction, if control instruction is card image, is read according to card image
Database corresponding data is taken, is then shown to reading data, if control instruction is knob control instruction, according to knob
Control instruction is amplified, reduces to displaying content, rotating, suspending and pattern switching；If it is exit instruction, then master is returned to
Interface.
The 3D projects display unit, and for carrying out 3D displayings to data, the 3D projects display unit, including 3D acts
Cloth, 3D projecting apparatus and 3D anaglyph spectacles；The 3D projection display units establish a connection with control server, receive and carry out automatic control
The control instruction of control server, first judges control instruction, if control instruction is card image, is believed according to card
Reading database corresponding data is ceased, is then shown to reading data, if control instruction is knob control instruction, basis
Knob control instruction is amplified, reduces to displaying content, rotating, suspending and pattern switching；If it is exit instruction, then retract
To main interface.
The large-size screen monitors display unit, including large-size screen monitors displaying, the large-size screen monitors display unit, including large-size screen monitors are carried out to data and are shown
Device；The large-size screen monitors display unit establishes a connection with control server, receives the control instruction from control server, first
Control instruction is judged, if control instruction is card image, according to the corresponding picture of card image reading database or
Then video data is shown to reading data, if control instruction is knob control instruction and shows picture, root
Exhibiting pictures content is amplified according to knob control instruction, is reduced, is rotated and pattern switching；If control instruction is knob control
System instructs and shows video, then carries out F.F. to displaying video content according to knob control instruction, retrogressing progress, improves sound
Amount reduces volume；If it is exit instruction, then main interface is returned to.
The back-stage management subsystem, including：Holographic administrative unit, 3D projection managements unit and large-size screen monitors administrative unit；
The holography administrative unit, for being managed using the data content of hologram display, realizing to data resource
Increase, deletion and modification, while modifying to qxdata tables of data and xndata tables of data；
The 3D projection managements unit is realized and is provided to data for being managed to the data content using large-size screen monitors displaying
Increase, deletion and the modification in source, while modifying to dsdata tables of data and xndata tables of data；
The large-size screen monitors administrative unit is realized and is provided to data for being managed to the data content using the displaying of 3D curtains
Increase, deletion and the modification in source, while modifying to dpdata tables of data and xndata tables of data.
The hologram display unit, including：Displaying catalogue module, displaying model module, exhibiting pictures module and displaying regard
Frequency module；
The displaying catalogue module is used for the catalogue of display data content；Show whole records in all information database, it is right
Knob carries out the upper record of left-handed expression selection, and carrying out dextrorotation to knob indicates next record of selection, is carried out to knob single
It hits and indicates entry into the corresponding picture of display, video or model；
The displaying model module, including rotation, scaling and audio play three kinds of control models；Double-click table is carried out to knob
Show switch mode, be initially rotary mode, to knob click the switching of expression rotation/pause；It is left-handed to knob progress to be
It rotates clockwise, it is rotation counterclockwise to carry out dextrorotation to knob, is clicked knob for lasting rotation；Under zoom mode,
Left-handed expression is carried out to knob to reduce, carrying out dextrorotation to knob indicates amplification；Under audio-frequency play mode, to the left-handed expression of knob
Amplification of volume indicates knob dextrorotation to reduce volume；To knob click the switching for the broadcasting/pause for indicating audio；
The exhibiting pictures module shows a upper pictures for carrying out left-handed expression to knob, dextrorotation is carried out to knob
It indicates to show next pictures；
The displaying video module, the switching for knob click expression broadcasting/pause, double-clicks knob
Expression returns to the position of video first frame.
More equipment interaction display control methods based on Arduino, include the following steps：
Step (1)：Back-stage management subsystem receives user input instruction；Database is tieed up according to user input instruction
Shield；The maintenance includes the increase to the data content of database, deletion, modification and inquiry；
Step (2)：Knob control module and card recognition module are serviced by Arduino data transmission units and control
Device establishes connection；It shows that subsystem is established with control server to connect；
Step (3)：It judges whether instruction of swiping the card, if being not present, is directly entered step (4)；
If the card recognition mould card reader reading card image in the block in the presence of if, then the card image of reading is sent to
It controls server and judges whether current device is card image according to card image after control server receives card image
In equipment；
If so, inquiring database xndata tables according to card image；Corresponding data content is read, is shown；Into
Step (4)；
If it is not, being then switched to new display equipment, database xndata tables are inquired according to card image；It reads corresponding
Device name and data content, then the data content of reading is sent to corresponding equipment, to complete the choosing to presentation device
It selects；It enters step (4)；
Step (4)：Knob control module receives user operation instruction, according to operational order in running order displaying
Equipment is manipulated.
Content and display platform are shown if you need to switch, return to step (3), meanwhile, current presentation equipment can automatically return to master
Interface；
If you need to increase showing resource, then return to step (1) newly.
Corresponding device name includes in the step (3)：Hologram display unit, 3D projection display units and large-size screen monitors displaying
Unit；
The step of step (4) is：
Step (4-1) is divided into following four situation in hologram display, according to the difference of displaying content：
Step (4-1-1) shows that content is catalogue：It shows whole records in all information database, left-handed table is carried out to knob
Show the upper record of selection, carrying out dextrorotation to knob indicates next record of selection, to knob click indicating entry into display
Corresponding picture, video or model；
Step (4-1-2) shows that content is picture：Left-handed expression is carried out to knob and shows a upper pictures, knob is carried out
Dextrorotation indicates to show next pictures；
Step (4-1-3) shows that content is video：The switching for knob click expression broadcasting/pause, to knob into
Row double-clicks the position for indicating to return to video first frame；
Step (4-1-4) shows that content is the 3D model files of .fbx formats：Knob double-click and indicates switch mode,
It is initially rotary mode, to knob click the switching of expression rotation/pause；Knob is carried out left-handed being to rotate clockwise,
It is rotation counterclockwise to carry out dextrorotation to knob, is clicked knob for lasting rotation；Under zoom mode, knob is carried out left
Rotation indicates to reduce, and carrying out dextrorotation to knob indicates amplification；It is right to the left-handed expression amplification of volume of knob under audio-frequency play mode
Knob dextrorotation indicates to reduce volume；To knob click the switching for the broadcasting/pause for indicating audio；
Step (4-2) large-size screen monitors displaying in,
If the content of current presentation is picture, the upper pictures of left-handed expressions selection are carried out to knob, to knob into
Row dextrorotation indicates to select next pictures；
If current presentation content is video,
Under video play mode, left-handed expression F.F. is carried out to knob, carrying out dextrorotation to knob indicates to retreat, to knob
The switching for click broadcasting/pause carries out knob to double-click intermediate scheme switching；
Under volume adjustment pattern, left-handed expression volume is carried out to knob and is increased, carrying out dextrorotation to knob indicates volume decrease
It is low, knob is carried out to click expression pause；
Step (4-3) carries out left-handed expression scene visual angle to knob and moves to left in the projection of 3D curtains, is carried out to knob right
Rotation indicates moving to right for scene visual angle, to knob click the switching of expression advance/pause.
Beneficial effects of the present invention：
1Arduino is a convenient electronics Prototyping Platform of increasing income that is flexible, facilitating left-hand seat.Including hardware (various models
Arduino plates) and software (Arduino IDE).Arduino plates are cheap, compact, and are open source projects, possess pole
Big degree of freedom, expansibility can be very high, and development cost is low.Control system based on Arduino has simply, conveniently, easily
The advantages that operation, user are selected and are operated to the content to be shown by the control system, then the control system
Server end is sent relevant information to, control server is selectively sent to different visitors further according to the information received
Family end equipment, last client device carry out content displaying according to this information.The system can be selected according to different displaying contents
Different presentation devices is selected, to make displaying content be presented to the user in a manner of most suitable, most perfect, enhances user experience.With
For museum, the promotional videos and historical personage's picture in museum can be shown by large screen, and 3D historical relic models are obvious
It is more suitable for hologram display, and the large scenes such as historic site ruins can be by being shown after 3 dimension modeling reduction by curtain projection.It is logical
Different display platforms is crossed, is selectively classified displaying according to displaying content, tourist has been brought and has preferably gone sight-seeing experience, excited and swim
Objective interest, while also understanding of the enhancing tourist to historical relic.Moreover, control system, using wireless communication, user can carry,
Without geographical restrictions, convenient light and handy.Content selection is completed by reading card image, easy to operate, one data of card, user
Eyes freed from huge redundancy, visual fatigue will not be caused.
2 the operation principle of the present invention is that：User will need the content uploading that shows to after remotely by back-stage management interface
Platform management server, and remote data base information is changed simultaneously.Knob is connected to control server, the operation of user by wifi
Information and the card image read will all be communicated by socket and be sent to control server end, and server inquiry is then controlled
Corresponding information is transmitted to the corresponding device clients for being connected to control server end, equipment visitor by remote data base information
Remote data base table is inquired in family end further according to the information received, loads corresponding resource or makes corresponding action feedback
To user.
The 3 mobile control platforms based on Arduino, equipment cost is low, simple, convenient, efficient, by radio communication
Each presentation device is controlled, solves the problems, such as that traditional mouse-keyboard is limited by metric space.
When 4 pairs of different types of data are shown, suitable one can be selected according to the data characteristics of shown content
Kind or plurality of devices are shown, and are solved traditional single equipment displaying total data content, cannot be protruded displaying content, reach
The problem of less than expected bandwagon effect, it is ensured that bandwagon effect is best, improves user experience.
5 store data by the way of card, and the switching of content is shown by card, is enabled users to conveniently
Search out desired content, and easy to operate, card recognition is sensitive, solve traditional data redundancy it is huge caused by vision it is dirty
Dye problem.
Description of the drawings
Fig. 1 is more equipment interactive exhibition system overall construction drawings；
Fig. 2 is more equipment interactive exhibition system hardware structure diagrams；
Fig. 3 is rear station subsystem flow chart；
Fig. 4 server capability figures in order to control；
Fig. 5 is more equipment interactive exhibition system scene graph；
Fig. 6 is more equipment interactive exhibition system overall flow figures；
Fig. 7 is the hardware structure diagram of the control subsystem based on arduino；
Fig. 8 is the electrical connection diagram of the control subsystem based on Arduino；
Fig. 9 is the flow chart of the control subsystem based on arduino；
Figure 10 is hologram display functions of modules figure；
Figure 11 is holography module model display flow chart.
Specific implementation mode
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
The database, using MySQL database.Database has four tables of data, is respectively：
Table 1xndata：Contain all card images and facility information, main in xndata there are two fields, respectively
Represent the cardid and the implementor name field device that card is corresponding of card number；
Table 1
| Field name | Data type | Field meanings | Major key | It cannot be sky |
| cardid | varchar | Card number | It is | It is |
| device | varchar | Presentation device name | It is no | It is no |
Table 2qxdata：Including all data that can carry out content displaying by hologram device, it is main in qxdata there are two
Field represents the cardid of card number and represents the path fields of resource path；
Table 2
| Field name | Data type | Field meanings | Major key | It cannot be sky |
| cardid | varchar | Card number | It is | It is |
| modelid | int | Sequence number | It is no | It is |
| name | varchar | Resource name | It is no | It is no |
| music | varchar | Background music | It is no | It is no |
| path | varchar | Resource path | It is no | It is no |
| type | int | Resource type | It is no | It is |
Table 3dsdata：Including all data that can carry out content displaying by big screen equipment, it is main in dsdata there are three
Field represents the cardid of card number, represents the type fields of resource type and represents the path fields of resource path；
Table 3
Table 4dpdata：Including all data that can carry out content displaying by 3D curtains, main in dpdata there are two words
Section represents the cardid fields of card number and represents the path fields of resource path；
Table 4
| Field name | Data type | Field meanings | Major key | It cannot be sky |
| cardid | varchar | Card number | It is | It is |
| name | varchar | Resource name | It is no | It is no |
| path | varchar | Resource path | It is no | It is no |
Holographic management module, for being suitble to the content of hologram display to be managed, resource can be carried out by this module
Increase, modification and delete, while modifying to tables of data qxdata and xndata.
Large-size screen monitors management module, the content for being suitble to large-size screen monitors to show are managed, and can be carried out to resource by this module
Increase, modification and deletion, while modifying to tables of data dsdata and xndata.
3D curtain projection management modules can pass through this mould for being suitble to the content of 3D curtains projection displaying to be managed
Block increases resource, changes and deletes, while modifying to tables of data dpdata and xndata.
Card recognition module, including it is stored with the different S50 cards and RFID-RC522 card reader of resource information.Every card
Piece stores uniquely, different data informations, identifies that different cards, subsequent system carry out phase by RFID-RC522 modules
The displaying answered.Displaying content is chosen by way of card, it is convenient and efficient, user can be made to quickly find oneself resource, and block
Piece is frivolous, easy to carry, and card can only be identified by card recognition module just it is significant, have good safety.
Knob control module, including Arduino UNO development boards and encoder.User passes through the left-handed of knob, dextrorotation, list
It hits, double-click the content shown is controlled.In more equipment show subsystem, different display modules is defeated for this four
Entering amount has different understanding, to generate different system feedbacks.The foolproof operation of knob, succinct input quantity make user
Displaying content can efficiently be controlled.
Arduino data transmission units, including Arduino-Wifi development boards.The card letter that card recognition module is identified
Input signal caused by breath and knob-operated module is all that module is sent to server-side by radio communication, then is serviced by control
Device end is selectively sent to corresponding equipment display platform and is shown.By radio communication, entire knob control module had been both
It can move freely, can also be fixed on desktop or metope, not limited by regions, what is had great convenience for the user makes
With improving user experience.
Server is controlled, first, NodeJS opens Socket service device end, establishes and connects with wireless communication module, then
The user's operation information received is handled, corresponding equipment display platform is finally relayed to.
Hologram display module, the content to being suitable for hologram display are shown, mainly threedimensional model etc., including holography
Displaying case and liftable holography table.It connects firstly the need of being established with remote control server, then control server end is sent
Information handled, if card image, then need inquiry remote data base, find and need the resource path that shows, then from
The resource of remote loading displaying.If user's operation information, then to displaying content control, such as zoom, rotation pause,
Pattern switching etc..If exit instruction then returns to main interface, log off.
Large-size screen monitors display module, including large-screen display.Content to being suitable for large-size screen monitors displaying is shown, mainly picture
With video etc..It is the same with hologram display module, it is necessary first to establish and connect with control server, then to control server end hair
The information come is handled.If card image, then remote data base is inquired, loads resource.If current presentation content is picture,
Then user can switch picture by control subsystem, play and explain audio.If current presentation content be video, can with F.F.,
Retrogressing progress improves, reduces volume.If exiting information, then main interface is returned to, logged off.
3D projects display module, including 3D curtains, projecting apparatus and 3D anaglyph spectacles.Content to being suitable for 3D displayings carries out
Displaying, mainly large scene etc..It is identical with the first two display module, it is also required to establish connection with control server first, so
The information sent afterwards to control server is handled.If card image, then corresponding money is loaded from remote control server
Source can then allow user to roam in the scene if user's operation information.If exiting information, then main interface is returned to.
Based on the interactive display method of above-mentioned more equipment interactive exhibition systems, include the following steps：
(1) Back Administration Module is opened：Back-stage management server is opened, administrative staff can remotely access back-stage management circle
Face is managed backstage resource.
(2) resource management：Administrative staff can increase backstage resource by back-stage management interface, delete, change, look into, and
It modifies accordingly to database.
(3) control subsystem is opened：It controls server application by double-click, opens control server module, then it is different
Device clients can be communicated with control server；Knob control module is configured, knob control module is made to pass through Arduino-
Wifi is established with control server and is connected.
(4) more equipment are opened and shows subsystem：Each presentation device is established by the address of server with control server
Connection, then each equipment display module can will be transmitted to after the knob control module information processing received by controlling server.
(5) display platform is selected：User can read card image by card recognition mould card reader in the block, then will card
Piece information is sent to control server, and control server is inquired remote data base xndata tables after receiving data information, read
Corresponding device name, then card image is sent to corresponding equipment, complete the selection to display platform.
(6) equipment control operation：User can be by the rotary switch in knob control module, to carrying out content exhibition
Show that equipment is manipulated.According to the difference of the content of displaying and equipment, identical user's operation can be in different device systems
Generate different semantemes.
(7) if you need to switch displaying content and display platform, then it need to only return to step (5) and re-start displaying selection, simultaneously
A upper presentation device will automatically return to main interface.If you need to show the resource not having in remote control server and database text
Part then needs to return to addition of step (2) completion to resource file.Since then, entire interactive display process finishes.
The step (6) specifically includes following several different semantemes to the interactive controlling of distinct device：
(6-1) is divided into following four situation in hologram display, and according to the difference of displaying content：
(6-1-1) shows that content is catalogue：It can show that whole records in all information database, left-handed knob indicate in selection
One record, dextrorotation knob indicate next record of selection, click knob and indicate entry into the corresponding picture of display, video or mould
Type；
(6-1-2) shows that content is picture：Left-handed knob indicates to show that a upper pictures, dextrorotation knob indicate that display is next
Pictures；
(6-1-3) shows that content is video：The switching that knob indicates broadcasting/pause is clicked, knob is double-clicked and indicates to return to regard
The position of frequency first frame；
(6-1-4) shows that content is model：Switch mode is double-clicked, pattern one (rotary mode) is initially, clicks knob mould
The switching of type rotation/pause；Under pattern two (zoom mode), left-handed knob indicates to reduce, and dextrorotation knob indicates amplification；In mould
Under formula three (audio broadcasting), the switching that knob indicates broadcasting/pause of audio is clicked.
(6-2) is in large-size screen monitors displaying, if the content of current presentation is picture, left-handed knob indicates the upper figure of selection
Piece, dextrorotation knob indicate to select next pictures；If current presentation content be video, pattern once, left-handed expression F.F., dextrorotation
It indicates to retreat, clicks the switching of expression broadcasting/pause, double-click intermediate scheme switching, under pattern two, left-handed expression volume increases
Add, dextrorotation indicates that volume reduces, and clicks expression pause.
(6-3) in the projection of 3D curtains, left-handed to indicate moving to left for scene visual angle, dextrorotation indicates moving to right for scene visual angle, single
Hit the switching of expression advance/pause.
As shown in Figure 1, a kind of more equipment interaction display control systems based on Arduino are broadly divided into three parts, point
Wei subsystem not be shown to the back-stage management subsystem that display data is managed, the control subsystem of user's operation and more equipment
System；Back-stage management subsystem modifies to database data, and control server is in the operation for receiving control subsystem and sending
Database can be inquired after information, and displaying subsystem is then forwarded the data to according to the information of lane database record, shows subsystem
System can inquire database after receiving information, and corresponding content is shown according to the information of lane database.
As shown in Fig. 2, equipment all in displaying subsystem need to be in the same LAN, to ensure between each other can
Communication.System needs two servers arranged side by side, controls server and data management server, and control server is controlled for receiving
Then inquiry database is forwarded the information to displaying subsystem by the information of subsystem；After data management server will receive
Platform manages the information of subsystem, is managed to background data base and file.User can according to digital content it is different to
Different display equipment is selected to interact.It is shown in subsystem at this, user can select large screen, line holographic projections or big
Curtain is shown.
The data content that all presentation devices shown in Fig. 2 are shown is all as shown in Figure 1, be by back-stage management subsystem
It is managed.Back-stage management subsystem is upload the data to control server and be written to database by administration interface to be believed
Breath, to which each presentation device could obtain the position of display data by accessing database, to be shown to displaying content.
Specific data management server workflow is as shown in Figure 3：
(31) management server is opened, server can read associated profile, obtain database address and database name.
(32) browser obtains network address, accesses server；
(33) background server accesses database automatically, existing data content information in reading database, then will letter
Breath feeds back to user；
(34) background server is different according to the classification of management information, and administration interface is divided into 3 parts, is holographic respectively
Management, large-size screen monitors management, 3D curtain projection managements.
(35) the input instruction of user is received.
(36) if instruction is newly-increased displaying content, select the file for locally needing to upload to server；If instruction is to delete
Except file, then server file is deleted；If instruction to change existing data, uploads new file to server again,
File originally can be automatically deleted.
(37) server end carries out file update, meanwhile, the data table information in automatic updating data library.
(38) by the above process, background server completes the once-through operation request of user.If user wants to continue to grasp
Make, then returns to step (34).Otherwise, operation terminates.
The functional diagram for controlling server is as shown in Figure 4.Control server is for carrying out communication service and data processing.Logical
In telecommunications services, major function is to receive the data of control subsystem, then sends the data to different displaying subsystems again.?
In terms of data processing, major function is inquiry database, is handled data according to the information in database.If in database
The relevant information for being not received by data, then discard this data, the filtering to data of realization.Meanwhile if database
In there are corresponding data information, then judge current communicating displaying subsystem, send the data to current presentation subsystem
System.
As shown in figure 5, describing the usage scenario of more equipment interaction display control systems based on Arduino.User A and
B is exchanged in showroom, and control system, card and line holographic projections equipment based on Arduino are put on tea table.On metope
Large screen and 3D projection screens are put respectively.User A and B watch the line holographic projections on tea table at the same time, and two people pass through different
See identical hologram display content in hologram device face.Meanwhile user can watch the 3D scenes on curtain with 3D glasses.When
When they want to see clearly picture or video, then it can be watched by the large screen on side, and all these displaying contents
Switching and control, be all to be realized by the Arduino control systems on tea table.There are multiple Arduino control box on desktop,
User can carry out Collaborative Control by control box simultaneously, convenient for carrying out communication exchange to displaying content.
As shown in fig. 6, for the flow chart of whole system.For the communication for realizing between equipment, enable control subsystem to exhibition
Show that subsystem is controlled, it is necessary first to each subsystem is connected in the same LAN, be then turned on control server.Control
Control server is the socket communication servers write with NodeJS, is communicated using socket between server and client.So
Afterwards, then by control subsystem it opens, control server is connected to as client.Meanwhile also to open displaying subsystem, i.e., will
Each equipment in displaying subsystem is connected to control server end as client.
After the completion of above-mentioned preparation, user system can be used to interact exhibition.Control subsystem, which is responsible for reading, to be used
Family operates, and user needs the card recognition area that the card for storing information is placed on to control subsystem, the information of identification card first.
If the display equipment that card image is included is not the same equipment, switching display devices, original display with current display setup
Equipment, which returns, shows that main interface, new display equipment loading content are shown；If the same equipment, then content need to be only carried out
Switching.If user does not carry out card recognition operation, knob-operated is carried out, then current display setup is according to customized rotation
Button acts meaning and changes dispaly state.
In the entire system, the part of most critical is the control subsystem based on Arduino.As shown in fig. 7, entire control
The hardware of system processed is by S50 cards, RFID-RC522 card reader, Arduino UNO development boards, encoder, knob, Arduino
WiFi Shield and Du Pont line for connection are constituted.Wherein, S50 cards and RFID-RC522 card reader constitute card
Piece identification module, Arduino UNO development boards and encoder constitute knob control module, Arduino Wifi Shield groups
At wireless communication module.
(71) card recognition module card image for identification.User chooses displaying content by way of card.Every
Card stores uniquely, different data informations, identifies that different cards, subsequent system are carried out by RFID-RC522 modules
Corresponding displaying.
(72) knob-operated module knob-operated for identification.User by the left-handed of knob, dextrorotation, click, double-click pair
The content shown is controlled.In more equipment show subsystem, different display modules has not this four input quantities
Same understanding, to generate different system feedbacks.
(73) wireless communication module is used for transmission data.The card image and knob that card recognition module is identified control mould
Input signal caused by block is all that module is sent to server-side by radio communication, then is selectively sent to by server end
Corresponding equipment display platform is shown.
In control subsystem, Arduino UNO development boards are respectively necessary for being connected with RFID-RC522 with encoder.Tool
The electrical connection diagram of body is as shown in Figure 8.The 10-13 pins of Arduino UNO development boards and SDA, MOSI of RFID-RC522,
MISO, SCK pin are connected, and the 2-4 pins of Arduino UNO development boards are connected with ENA, ENB, SW of encoder, then pass through
Code drives in Arduino UNO development boards, you can realizes RFID-RC522 to card recognition and to encoder rotary push
Identification.
The detailed process of control subsystem is as shown in Figure 9：
(91) control server is opened.
(92) configure Arduino wifi files, Connection Service device, then Arduino can wirelessly send information to
Server.
(93) identify that user's operation, user, first, card is identified by card recognition module, are cut there are two types of operation
Exchange device or displaying content；Second is that being operated to knob by knob-operated module, control displaying content.
(94) after control subsystem identifies the operation of user, it will be communicated by socket and send the data to server
End.
(95) after server receives the data that client is sent, determine whether it is card image first, if it is card
Piece information can inquire database, check whether the presentation device corresponding to current card information is currently to carry out content exhibition
The presentation device shown, if so, current device is forwarded the data to, if it is not, then switching current presentation equipment, i.e., to new exhibition
Show equipment transmission data information, sends " back " information to old presentation device, be allowed to return back to main interface.If current information is not
It is card image, then is knob-operated information, then directly forwards that information to current display setup.
(96) so far, the operation of control subsystem is completed.
Can be seen that control subsystem major function from above-mentioned flow is user's operation identification and data forwarding.It is servicing
After device gives user's operation data forwarding to displaying subsystem, displaying subsystem can respond accordingly.It is with holographic subsystem
Example.Holophotal system is shown content by holographic display device, realizes bore hole 3D effect, and user can be allowed from different
Angle sees identical content, is watched simultaneously suitable for multi-user.
As shown in Figure 10, hologram display is divided into four function modules：
(101) catalogue is shown：In catalogue displaying, all the elements entry that current hologram device can be shown can be shown.With
Family carries out entry selection up and down by rotating left and right knob, by clicking carry out content displaying.
(102) model display：It in model display, is divided into altogether as three control models, is rotation, scaling and sound respectively
Frequency pattern.The control model of acquiescence is rotary mode, and user can carry out control mode switch by double-clicking.In rotary mode
In, it can be with the direction of rotation of Controlling model by rotating left and right knob, left-handed to rotate clockwise, dextrorotation is rotation counterclockwise,
It clicks as lasting rotation；Under zoom mode, left-handed is scale-up model, and dextrorotation is to reduce model；In the audio mode, left-handed to be
Amplification of volume, dextrorotation are to reduce volume, click broadcasting/pause for audio.
(103) picture presentation：In picture presentation, the switching of picture is carried out by left rotation and right rotation.It is left-handed to scheme for upper one
Piece, dextrorotation are next pictures.
(104) video display：In video display, broadcasting/pause of video is carried out by clicking.
By taking the model display in hologram display as an example, i.e., the corresponding display content of card that active user uses is 3D moulds
Type, display equipment is hologram device, in conjunction with the operating process of above-mentioned control subsystem shown in Fig. 9, the specific operation stream of user
Journey is as shown in figure 11：
(111) configuration file is read, is server ip address, database name, data table name in configuration file.
(112) program, Connection Service device and database are run.
(113) message that server end is sent is received.Detailed process is as shown in Figure 7.
(114) judge the information content.If message is card image, database is inquired, it is corresponding aobvious to find this card
Show implementor name and display content, judges whether current display setup needs to exit.
(115) if the corresponding display implementor name of card is identical as current display implementor name, current display setup load
New display content.If it is different, then current display setup exits, main interface is returned to, the display equipment corresponding to this card adds
Corresponding content is carried to be shown.
(116) if the information content is not card image, for knob-operated, it need to judge the concrete operations of current knob.
(117) as described in Figure 11, when hologram device shows model, the control model of acquiescence is rotary mode.Judgement is worked as
The specific knob-operated of preceding user, if the left-handed knob of user, model is along rotating clockwise certain angle；If user's dextrorotation is revolved
Button, then model along rotating by a certain angle counterclockwise；If user click knob, knob is clockwise with certain speed
Degree ceaselessly rotates, until user clicks just pause rotation next time；If user double-clicks knob, it is switched to another control model
Under.It is double-clicked under rotary mode, is switched to zoom mode, double-clicked under zoom mode, be then switched to audio mode, in audio mould
It is double-clicked under formula, is then switched to rotary mode.
User is by above-mentioned Fig. 9, step described in Figure 11, that is, completes the interactive controlling of primary complete hologram display model
Operation.Also by a similar method to the control of other display systems, unlike in different presentation devices, to knob
Input quantity (left-handed, dextrorotation is clicked, and is double-clicked) has different semantemes, displaying content that can make different state conversions, this is basis
Presentation device system carries out customized according to displaying content.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (10)
1. more equipment interaction display control systems based on Arduino, characterized in that including：
Server is controlled, the data that the control server receives control subsystem show that request instruction, the data displaying are asked
It includes card data or knob data to ask instruction；It shows that request instruction transfers corresponding data from database according to data, will adjust
The data taken are sent into displaying subsystem, and control server controls displaying subsystem selects corresponding equipment to be shown data；
Database is safeguarded by back-stage management subsystem；
The control subsystem, including：Arduino user's operations recognition unit and Arduino data transmission units；
The Arduino user's operations recognition unit, including：Knob control module and card recognition module；
The knob control module, including：Arduino UNO development boards, encoder and knob, the knob that encoder will receive
Control instruction is sent to Arduino UNO development boards, then by Arduino data transmission units, is sent to control server；
The card recognition module, including：Card reader, the card reader can identify several for being stored with data asset information
Card；Every card stores unique data asset information；The card recognition module by reading the data that store in card,
By the data of reading by Arduino data transmission units, it is sent to control server.
2. more equipment interaction display control systems based on Arduino as described in claim 1, characterized in that including：
The control server, the data information and knob control module that reception card recognition module sends over send over
Control instruction；After carrying out analyzing processing, corresponding data is transferred from database, by showing that subsystem is shown；
The control server, including communication service unit and data processing unit, the communication service unit include data hair
Module and data reception module, the data processing unit is sent to include database query module, invalid data filtering module and lead to
Believe equipment judgment module；
The data transmission blocks, for sending the data to displaying subsystem；
The data reception module, for receiving the data from control subsystem and database respectively；
The database query module, for inquiring database；
The invalid data filtering module removes invalid data for being filtered processing to the data inquired；
The communication equipment judgment module, for the data according to control subsystem, to select different presentation devices to be opened up
Show.
3. more equipment interaction display control systems based on Arduino as described in claim 1, characterized in that including：
The database is respectively using MySQL database, including four kinds of tables of data：Xndata tables of data, qxdata data
Table, dsdata tables of data and dpdata tables of data；
The xndata tables of data is used for memory card information and presentation device information；The card image includes card number, described
Facility information includes presentation device title；
The qxdata tables of data, for storing the data being shown by hologram device；It is described to be shown by hologram device
Data, including：Card number and data resource path；
The dsdata tables of data, for storing the data being shown by big screen equipment；It is described to be shown by big screen equipment
Data, including：Card number, data resource type and data resource path；
The dpdata tables of data, for storing the data for carrying out content displaying by 3D curtains；It is described to be shown by 3D curtains
Data, including：Card number, data resource title and data resource path.
4. more equipment interaction display control systems based on Arduino as described in claim 1, characterized in that including：
The displaying subsystem, including：Hologram display unit, 3D projection display units and large-size screen monitors display unit；The holography exhibition
Show unit, 3D projection display units and large-size screen monitors display unit in the same LAN；
The hologram display unit, for carrying out hologram display to data；The hologram display unit, including hologram display box and
Liftable hologram display table；The hologram display unit establishes a connection with control server, receives from control server
Control instruction, control instruction is judged first, if control instruction is card image, according to card image read number
According to library corresponding data, then it is shown to reading data, if control instruction is knob control instruction, is controlled according to knob
Instruction is amplified, reduces to displaying content, rotating, suspending and pattern switching；If it is exit instruction, then main boundary is returned to
Face；
The 3D projects display unit, and for carrying out 3D displayings to data, the 3D projects display unit, including 3D curtains, 3D
Projecting apparatus and 3D anaglyph spectacles；The 3D projection display units establish a connection with control server, receive from control clothes
The control instruction of business device, first judges control instruction, if control instruction is card image, is read according to card image
Database corresponding data is taken, is then shown to reading data, if control instruction is knob control instruction, according to knob
Control instruction is amplified, reduces to displaying content, rotating, suspending and pattern switching；If it is exit instruction, then master is returned to
Interface；
The large-size screen monitors display unit, including large-size screen monitors displaying, the large-size screen monitors display unit, including large-screen display are carried out to data；
The large-size screen monitors display unit establishes a connection with control server, receives the control instruction from control server, right first
Control instruction is judged, if control instruction is card image, according to the corresponding picture of card image reading database or is regarded
Then frequency evidence is shown to reading data, if control instruction is knob control instruction and shows picture, basis
Knob control instruction is amplified, reduces to exhibiting pictures content, rotating and pattern switching；If control instruction is knob control
It instructs and shows video, then F.F. carried out to displaying video content according to knob control instruction, retreat progress, raising volume
Or reduce volume；If it is exit instruction, then main interface is returned to.
5. more equipment interaction display control systems based on Arduino as described in claim 1, characterized in that including：
The back-stage management subsystem, including：Holographic administrative unit, 3D projection managements unit and large-size screen monitors administrative unit；
The holography administrative unit, for being managed using the data content of hologram display, realizing the increasing to data resource
Add, delete and change, while modifying to qxdata tables of data and xndata tables of data；
The 3D projection managements unit is realized for being managed to the data content using large-size screen monitors displaying to data resource
Increase, delete and change, while modifying to dsdata tables of data and xndata tables of data；
The large-size screen monitors administrative unit is realized for being managed to the data content using the displaying of 3D curtains to data resource
Increase, delete and change, while modifying to dpdata tables of data and xndata tables of data.
6. more equipment interaction display control systems based on Arduino as claimed in claim 4, characterized in that including：
The hologram display unit, including：Show catalogue module, displaying model module, exhibiting pictures module and displaying video screen module
Block；
The displaying catalogue module is used for the catalogue of display data content；Whole records in all information database are shown, to knob
The upper record of left-handed expression selection is carried out, carrying out dextrorotation to knob indicates next record of selection, carries out clicking table to knob
Show into the corresponding picture of display, video or model；
The displaying model module, including rotation, scaling and audio play three kinds of control models；Knob double-click and indicates to cut
Mold changing formula, is initially rotary mode, to knob click the switching of expression rotation/pause；Knob is carried out left-handed being up time
Needle rotates, and it is rotation counterclockwise to carry out dextrorotation to knob, is clicked knob for lasting rotation；Under zoom mode, to rotation
Button carries out left-handed expression and reduces, and carrying out dextrorotation to knob indicates amplification；Under audio-frequency play mode, expression amplification left-handed to knob
Volume indicates knob dextrorotation to reduce volume；To knob click the switching for the broadcasting/pause for indicating audio；
The exhibiting pictures module shows a upper pictures for carrying out left-handed expression to knob, dextrorotation expression is carried out to knob
Show next pictures；
The displaying video module, the switching for knob click expression broadcasting/pause carry out double-click expression to knob
Return to the position of video first frame.
7. more equipment interaction display control methods based on Arduino, characterized in that include the following steps：
Step (1)：Back-stage management subsystem receives user input instruction；Database is safeguarded according to user input instruction；
The maintenance includes the increase to the data content of database, deletion, modification and inquiry；
Step (2)：Knob control module and card recognition module are built by Arduino data transmission units and control server
Vertical connection；It shows that subsystem is established with control server to connect；
Step (3)：It judges whether instruction of swiping the card, if being not present, is directly entered step (4)；
If the card recognition mould card reader reading card image in the block in the presence of if, the card image of reading is then sent to control
Server judges whether current device is in card image after control server receives card image according to card image
Equipment；
If so, inquiring database xndata tables according to card image；Corresponding data content is read, is shown；It enters step
(4)；
If it is not, being then switched to new display equipment, database xndata tables are inquired according to card image；Read corresponding equipment
Title and data content, then the data content of reading is sent to corresponding equipment, to complete the selection to presentation device；Into
Enter step (4)；
Step (4)：Knob control module receives user operation instruction, according to operational order in running order presentation device
It is manipulated；
Content and display platform are shown if you need to switch, return to step (3), meanwhile, current presentation equipment can automatically return to main interface；
If you need to increase showing resource, then return to step (1) newly.
8. more equipment interaction display control methods based on Arduino as claimed in claim 7, characterized in that
Corresponding device name includes in the step (3)：Hologram display unit, 3D projection display units and large-size screen monitors displaying are single
Member.
9. more equipment interaction display control methods based on Arduino as claimed in claim 7, characterized in that
The step of step (4) is：
Step (4-1)：In hologram display, four kinds of situations are divided into according to the difference of displaying content；
Step (4-2) large-size screen monitors displaying in,
If the content of current presentation is picture, left-handed expression is carried out to knob and selects a upper pictures, knob is carried out right
Rotation indicates to select next pictures；
If current presentation content is video,
Under video play mode, left-handed expression F.F. is carried out to knob, carrying out dextrorotation to knob indicates to retreat, and is carried out to knob
The switching for clicking broadcasting/pause carries out knob to double-click intermediate scheme switching；
Under volume adjustment pattern, left-handed expression volume is carried out to knob and is increased, carrying out dextrorotation to knob indicates that volume reduces, right
Knob carries out clicking expression pause；
Step (4-3) carries out left-handed expression scene visual angle to knob and moves to left in the projection of 3D curtains, and dextrorotation table is carried out to knob
Show moving to right for scene visual angle, to knob click the switching of expression advance/pause.
10. more equipment interaction display control methods based on Arduino as claimed in claim 9, characterized in that
The step of step (4-1) is：
Step (4-1-1) shows that content is catalogue：Show whole records in all information database, carrying out left-handed expression to knob selects
A record is selected, next record of selection is indicated to knob progress dextrorotation, to knob click indicating entry into display accordingly
Picture, video or model；
Step (4-1-2) shows that content is picture：Left-handed expression is carried out to knob and shows a upper pictures, dextrorotation is carried out to knob
It indicates to show next pictures；
Step (4-1-3) shows that content is video：The switching for knob click expression broadcasting/pause carries out knob double
Hit the position for indicating to return to video first frame；
Step (4-1-4) shows that content is the 3D model files of .fbx formats：Knob double-click and indicates switch mode, initially
For rotary mode, to knob click the switching of expression rotation/pause；Knob is carried out left-handed being to rotate clockwise, to rotation
It is rotation counterclockwise that button, which carries out dextrorotation, is clicked knob for lasting rotation；Under zoom mode, left-handed table is carried out to knob
Show diminution, carrying out dextrorotation to knob indicates amplification；Under audio-frequency play mode, to the left-handed expression amplification of volume of knob, to knob
Dextrorotation indicates to reduce volume；To knob click the switching for the broadcasting/pause for indicating audio.
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| CN109144275A (en) * | 2018-09-25 | 2019-01-04 | 咸阳师范学院 | A kind of non-material cultural heritage Digital Display system and method |
| CN111176593A (en) * | 2018-11-09 | 2020-05-19 | 上海云绅智能科技有限公司 | Projection method and system for extended picture |
| CN111182278B (en) * | 2018-11-09 | 2022-06-14 | 上海云绅智能科技有限公司 | Projection display management method and system |
| CN109613998A (en) * | 2018-11-16 | 2019-04-12 | 深圳时空数字科技有限公司 | Store equipment, display systems and its rotary type operation equipment and control method |
| CN113709387A (en) * | 2021-08-16 | 2021-11-26 | 中国农业银行股份有限公司苏州分行 | Service content query method based on RFID Internet of things |
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