CN209118244U - Intelligent interactive system and intelligent interaction plate - Google Patents
Intelligent interactive system and intelligent interaction plate Download PDFInfo
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- CN209118244U CN209118244U CN201821315172.8U CN201821315172U CN209118244U CN 209118244 U CN209118244 U CN 209118244U CN 201821315172 U CN201821315172 U CN 201821315172U CN 209118244 U CN209118244 U CN 209118244U
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Abstract
The utility model embodiment discloses a kind of intelligent interactive system and intelligent interaction plate.The intelligent interactive system includes system master chip, screen driving plate, the switching switch of MCU and first, and the first communication interface that system master chip is used to send the synthesis instruction of the first image is connected with the second communication interface of MCU；First switch terminal of the first switching switch is connected with the third communication interface of system master chip, and the second switch terminal of the first switching switch is connected with the fourth communication interface of screen driving plate, and the fixing end of the first switching switch is connected with touch control device；The control terminal of first switching switch is connected with the fifth communication interface of MCU, and the 6th communication interface that screen driving plate is used to receive screen interface image signal is connected with the 7th communication interface of system master chip；Screen driving plate is also used to screen interface picture signal carrying out image with handwriting trace signal to synthesize.It can be shortened by the technical solution of the utility model and write delay time, improve the synchronism for writing operation with display.
Description
Technical field
The utility model relates to touch technology more particularly to a kind of intelligent interactive systems and intelligent interaction plate.
Background technique
Nowadays, the application software for write operation using touch function on intelligent interaction plate is more and more.Especially
It is when carrying out writing operation using electronic touch screen, it is desirable that the shorter delay time the better.Therefore, the prior art is flat to intelligent interaction
More stringent requirements are proposed for the timeliness of touch function on plate.
Fig. 1 is the intelligent interactive system schematic diagram for realizing touch function in the prior art.Wherein, in intelligent interactive system,
It receives the touch control device write and operated to be connected with system master chip, generates written handwriting according to operation is write by system master chip,
And written handwriting and screen interface image are synthesized and are sent to screen driving plate, so that screen driving plate controls display screen
Image after display synthesis.Wherein, screen interface image can be by external connection module or the transmission of the internal module of system master chip
Into system master chip.
In the process of implementing the utility model, at least there are the following problems in the prior art for inventor's discovery: in system
Master chip carry out image merging and by the image transmitting after merging to screen driving plate during, can generate biggish prolong
When, it will appear the phenomenon that picture delay is shown in this way, that is, display time of the image in display screen after merging obviously is later than use
The time that family is really write.
Utility model content
The utility model embodiment provides a kind of intelligent interactive system and intelligent interaction plate, to optimize the prior art
In, compared to the time that user really writes, the time of image has the technical issues of obvious delay after display synthesis.
In a first aspect, the utility model embodiment provides a kind of intelligent interactive system, comprising: system master chip, screen
Driving plate, micro-control unit (Microcontroller Unit, MCU) and the first switching switch,
The system master chip, the first communication interface including synthesizing instruction for sending the first image, and described first
Communication interface is connected with the second communication interface of the MCU；
First switch terminal of the first switching switch is connected with the third communication interface of the system master chip, and described the
Second switch terminal of one switching switch is connected with the fourth communication interface of the screen driving plate, and the first switching switch is consolidated
Fixed end is connected with touch control device, the fourth communication interface, the handwriting trace signal sent for receiving the touch control device；
The control terminal of the first switching switch is connected with the fifth communication interface of the MCU, the fifth communication interface
For sending switching control instruction, so that the first switching switch switches the touch control device according to switching control instruction
With the connection relationship between the system master chip and the screen driving plate, the switching control instruction is according to first figure
As synthesis instruction obtains；
The screen driving plate further includes receiving the 6th communication interface of screen interface image signal, and the described 6th is logical
Letter interface is connected with the 7th communication interface of the system master chip；
The screen driving plate is also used to the screen interface picture signal and the handwriting trace signal carrying out image
Synthesis, to obtain composograph to be shown.
Further, the MCU further includes the 8th communication interface for forwarding the first image synthesis instruction, described
8th communication interface is connected with the 9th communication interface of the screen driving plate；
The screen driving plate is also used to when receiving the first image synthesis instruction, by the screen interface figure
It is synthesized as signal carries out image with the handwriting trace signal, to obtain composograph to be shown.
Further, the screen driving plate further include for send control signal the tenth communication interface, the described tenth
Communication interface is connected with the 11st communication interface of the system master chip；
The control signal includes: pause instruction and transmission instruction, and it is temporary that the pause instruction is used to indicate system master chip
Stop sending screen interface picture signal to screen driving plate, the transmission instruction is used to indicate system master chip and restores to drive to screen
Movable plate sends screen interface picture signal.
Further, intelligent interactive system further include: at least one computer module,
The computer module includes synthesizing the twelfth communication interface indicated, and the described tenth for sending the second image
Two communication interfaces are connected with the tenth three communication interfaces of the MCU；
The fifth communication interface is also used to send the switching control instruction obtained according to the synthesis instruction of the second image；
8th communication interface and the 9th communication interface are also used to transmit the synthesis instruction of the second image；
The screen driving plate is also used to when receiving the second image synthesis instruction, by the screen interface figure
It is synthesized as signal carries out image with the handwriting trace signal, to obtain composograph to be shown.
Further, the computer module further includes connecing for sending the 14th communication of screen interface picture signal
Mouthful, and the 14th communication interface is connected with the 15th communication interface of the system master chip.
Further, the computer module is at least two, the intelligent interactive system further include: the second switching is opened
It closes,
A switch terminal phase of the twelfth communication interface of each computer module with the second switching switch
Even, the tenth three communication interfaces of the MCU are connected with the fixing end of the second switching switch；
The 16th communication interface of the MCU is connected with the control terminal of the second switching switch, so that the MCU is controlled
Connection relationship between the MCU and each computer module.
Further, the computer module is two, and one of computer module runs Windows operating system,
Another computer module runs Android operation system.
Further, the first switching switch is that universal serial bus (Universal Serial Bus, USB) is opened
It closes, first communication interface and second communication interface are USB interface, the 6th communication interface and the 7th communication
Interface is high-definition multimedia interface.
Further, the 8th communication interface and the 9th communication interface are that serial line interface or serial peripheral connect
Mouthful.
Further, the tenth communication interface and the 11st communication interface are USB interface.
Further, the 14th communication interface and the 15th communication interface are high-definition multimedia interface.
Further, the second switching switch is that USB is switched.
Further, the intelligent interactive system further include: the touch-control being connected with the first switching switch fixing end is set
It is standby.
Second aspect, the utility model embodiment additionally provide a kind of intelligent interaction plate, the intelligent interaction plate packet
Include intelligent interactive system as described in relation to the first aspect.
The intelligent interactive system and intelligent interaction plate of above-mentioned offer may be implemented touch-control by the first switching switch and set
The standby flexible connection with screen driving plate and system master chip.When user writes, can be switched by the first switching
Screen driving plate is connected by realization with touch control device, and the handwriting trace letter of touch control device transmission is directly received by screen driving plate
Number, and handwriting trace signal is received into the screen interface picture signal that system master chip is sent with screen driving plate and is synthesized,
Without being received handwriting trace signal by system master chip and being synthesized, it can thus be avoided in the prior art by system main core
During piece carries out synthesis movement and composograph is transmitted to screen driving plate, so that the biggish skill of image display delayed
Art problem shortens the display delayed of handwriting trace, meanwhile, compatible connection type in the prior art, i.e., in non-writing scene
Under, the normal interaction of touch control device and system master chip is not influenced, improves the usage experience of user.
Detailed description of the invention
Fig. 1 is the intelligent interactive system schematic diagram for realizing touch function in the prior art；
Fig. 2 is a kind of structural schematic diagram of intelligent interactive system provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of another intelligent interactive system provided by the embodiment of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
It is bright, part relevant to the utility model is illustrated only for ease of description, in attached drawing rather than entire infrastructure.
The utility model embodiment provides a kind of intelligent interactive system, which is suitable for user and executes writing
The scene of operation.Specifically, Fig. 2 is a kind of structural schematic diagram of intelligent interactive system provided by the embodiment of the utility model.Ginseng
Examine Fig. 2, intelligent interactive system includes: system master chip 1, screen driving plate 2, the switching switch 4 of MCU3 and first,
The system master chip 1, including the first communication interface 11 for sending the synthesis instruction of the first image, and described the
One communication interface 11 is connected with the second communication interface 31 of the MCU3；
First switch terminal (not shown) of the first switching switch 4 and the third communication interface of the system master chip 1
12 are connected, the second switch terminal (not shown) of the first switching switch 4 and the fourth communication interface 21 of the screen driving plate 2
It is connected, the fixing end (not shown) of the first switching switch 4 is connected with touch control device 5, and the fourth communication interface 21 is used for
Receive the handwriting trace signal that the touch control device 5 is sent；
The control terminal (not shown) of the first switching switch 4 is connected with the fifth communication interface 32 of the MCU3, described
Fifth communication interface 32 is for sending switching control instruction, so that the first switching switch 4 is instructed according to the switching control
Switch the connection relationship between the touch control device 5 and the system master chip 1 and the screen driving plate 2, the switching control
System instruction is obtained according to the first image synthesis instruction；
The screen driving plate 2, further includes the 6th communication interface 22 for receiving screen interface image signal, and the described 6th
Communication interface 22 is connected with the 7th communication interface 13 of the system master chip 1；
The screen driving plate 2 is also used to the screen interface picture signal and the handwriting trace signal carrying out figure
As synthesis, to obtain composograph to be shown.
Specifically, system master chip 1 has certain data processing function.Set the available screen of system master chip 1
Interface image signal, and screen interface picture signal is sent to screen driving plate 2.Wherein, screen interface picture signal is to need
The picture signal to be shown in display screen comprising rGB data signal, clock signal and control signal three classes signal.System
System master chip 1 is not construed as limiting the specific processing specification embodiment of screen interface picture signal.Screen driving plate 2 can be timing
Device/counter control register (Timer Control Register, TCON) master chip, screen driving plate 2 are used for system
After the screen interface picture signal that master chip 1 is sent is handled, it is converted into that the low-voltage differential signal of display screen can be driven
(Low-Voltage Differential Signaling, LVDS), then the LVDS that the signal is routed directly to display screen is received
Chip, to be shown in display screen.Wherein, it when transmitting screen interface image signal, can be by system master chip 1
7th communication interface 13 sends screen interface picture signal to the 6th communication interface 22 of screen driving plate 2.Wherein, the 7th communication
Interface 13 and the 6th communication interface 22 are the interface for meeting the transmission specification of screen interface picture signal.
Further, setting system master chip 1 can also generate the synthesis instruction of the first image, and the synthesis of the first image is referred to
Show and is sent in MCU3.First image synthesis instruction for showing that writing function is opened, need screen interface picture signal and
Handwriting trace signal is synthesized.Wherein, handwriting trace signal is the letter that touch control device 5 is acquired based on the touch control operation of user
Number, handwriting trace signal includes at least writing position.Specifically, being equipped in system master chip 1 with writing function application
Software, such as whiteboarding software, painting software.When the application software is opened, system master chip 1, which determines, opens writing function and life
It synthesizes and indicates at the first image.Later, system master chip 1 is sent out by the first communication interface 11 to the second communication interface 21 of MCU3
Send the first image synthetic instruction.Wherein, the first image synthetic instruction may be considered the electric signal for meeting certain rule, and first is logical
Letter interface and the second communication interface can use USB interface.
Illustratively, the fixing end of the first switching switch 4 is connected with touch control device.Wherein, touch control device 5 may be embodied in
In intelligent interactive system, the as included equipment of intelligent interactive system is also possible to the external touch control device of intelligent interactive system,
It is described for including touch control device 5 in intelligent interactive system in embodiment.Typically, touch control device 5 can be and show
The touch screen of display screen (not shown) combination, is also possible to handwriting pad, smart electronics pen etc..Specifically, touch control device 5 can receive
The touch control operation of user, and touch control operation is converted into corresponding electric signal.It should be noted that the touch-control of touch control device 5 is former
Reason includes but is not limited to infrared touch, electromagnetic touch or capacitance touch etc., and the utility model is not specifically limited.
Further, the first switch terminal of the first switching switch 4 is connected with the third communication interface 12 of system master chip 1,
Second switch terminal is connected with the fourth communication interface 21 of screen driving plate 2.In general, the first switching is opened under initial situation
4 default control touch control devices 5 are closed to be connected to system master chip 1.It, will be corresponding when MCU3 receives the synthesis instruction of the first image
Switching control instruction is sent to the first switching switch 4 by control terminal, and the first switching switch 4 instructs control touching according to switching control
Control equipment 5 is connected to screen driving plate 2, and disconnects the connection of touch control device 5 Yu system master chip 1.At this point, setting screen drives
The electric signal that touch control device 5 is sent is determined as handwriting trace signal by plate 2.I.e. fourth communication interface 21 is for receiving touch control device
The 5 handwriting trace signals sent.It typically, can be by handwriting trace signal after screen driving plate 2 receives handwriting trace signal
Image synthesis is carried out with screen interface picture signal, and the image after synthesis is denoted as to composograph to be shown, it later, will be to
The composograph of display is converted into LVDS and is sent to the LVDS reception chip of display screen, to be shown in display screen.Its
In, specific image composition rule embodiment is not construed as limiting, for example, it may be the point coordinate data in handwriting trace signal is straight
It connects and is plotted on screen interface image in such a way that the coordinate of each point carries out described point, be also possible to be believed according to handwriting trace
The trajectory diagram that point coordinate data in number generates directly is overlapped with screen interface image.
Optionally, it when system master chip 1, which is detected, closes with writing function application software, can be sent to MCU3
First synthesis stops instruction, and MCU3 sends switching control to the first switching switch 4 according to the first synthesis stopping instruction and instructs, and first
Switching switch 4 instructs control touch control device 5 to be connected to system master chip 1 according to switching control, and disconnects touch control device 5 and screen
The connection of driving plate 2.Believe at this point, the electric signal that touch control device 5 is sent is determined as non-writing track by setting system master chip 1
Number.It should be noted that system master chip 1 is not construed as limiting the response mode embodiment of non-writing trajectory signal.
It is understood that MCU3 by touch control device 5 and system master chip 1 and can also be shielded by the first switching switch 4
Curtain driving plate 2 simultaneously switches off.
Correspondingly, the specific implementation procedure of intelligent interactive system are as follows: system master chip 1 sends screen to screen driving plate 2
Interface image signal.System master chip 1 determine have it is writing function it is application software initiated after, to MCU3 send the first image close
At instruction, MCU3 is synthesized according to the first image indicates that generation switching control instructs and is sent to the first switching switch 4.First switching
Switch 4 instructs according to switching control and is connected to touch control device 5 with screen driving plate 2.It is set at this point, screen driving plate 2 receives touch-control
The standby 5 handwriting trace signals sent, at the same the screen interface picture signal that handwriting trace signal and system master chip 1 are sent into
Composograph is sent to LVDS and receives chip by row synthesis, and then display includes handwriting trace and screen in display screen
The composograph of interface image.
In conclusion in embodiment, by the first switching switch 4 may be implemented touch control device 5 and screen driving plate 2 and
The flexible connection of system master chip 1 can be realized by the first switching switch 4 by screen driving plate 2 when user writes
It is connected with touch control device 5, the handwriting trace signal that sends of touch control device 5 is directly received by screen driving plate 2, and by handwriting trace
The screen interface picture signal that signal is sent with system master chip 1 is synthesized, without receiving handwriting trace by system master chip 1
Signal is simultaneously synthesized, it can thus be avoided by system master chip synthesize movement in the prior art and by composograph
During being transmitted to screen driving plate, so that the technical problem that image display delayed is larger, shortens the display of handwriting trace
Delay, meanwhile, compatible connection type in the prior art does not influence touch control device and system main core that is, under non-writing scene
The normal interaction of piece, improves the usage experience of user.
On the basis of the above embodiments, Fig. 3 is another intelligent interactive system provided by the embodiment of the utility model
Structural schematic diagram.With reference to Fig. 3, further includes: the MCU3 further includes for forwarding the 8th of the first image synthesis instruction the to lead to
Believe interface 33, the 8th communication interface 33 is connected with the 9th communication interface 23 of the screen driving plate 2；
The screen driving plate 2 is also used to when receiving the first image synthesis instruction, by the screen interface figure
It is synthesized as signal carries out image with the handwriting trace signal, to obtain composograph to be shown.
Specifically, MCU3 is connected by the 8th communication interface 33 with the 9th communication interface 23 of screen driving plate 2.Wherein,
The concrete type of 8th communication interface 33 and the 9th communication interface 23 may be set according to actual conditions, for example, the 8th communication connects
Mouth 33 and the 9th communication interface 23 are serial interfaces or concatenation external interface.Further, MCU3 and screen driving plate 2 can be with
Carry out instruction interaction.Setting forwards the synthesis of the first image to refer to from the 8th communication interface 33 to the 9th communication interface 23 in embodiment
Show.
Further, it after screen driving plate 2 receives the synthesis instruction of the first image, determines and starts to carry out image synthesis.This
When the benefit of sample setting can be prevented from screen driving plate 2 and be connected under non-writing scene with touch control device 3, user uses touch-control
Equipment 3 carries out handwriting trace caused by other are operated and accidentally shows.
On the basis of the above embodiments, with reference to Fig. 3, the screen driving plate 2 further includes for sending control signal
Tenth communication interface 24, the tenth communication interface 24 are connected with the 11st communication interface 14 of the system master chip 1；
The control signal includes: pause instruction and transmission instruction, and it is temporary that the pause instruction is used to indicate system master chip 1
Stop sending screen interface picture signal to screen driving plate 2, the transmission instruction is used to indicate system master chip 1 and restores to screen
Driving plate 2 sends screen interface picture signal.
It is connect specifically, screen driving plate 2 can also be communicated with system master chip 1 by the tenth communication interface 24 and the 11st
Mouth 14 is connected, to realize the transmission for controlling signal between screen driving plate 2 and system master chip 1.Wherein, due to control signal and screen
Curtain interface image signal is different types of signal, with different transport protocols, therefore, it is necessary to use different channels into
Row transmission.
Further, the tenth communication interface 24 is set in embodiment for sending control signal.Wherein, signal packet is controlled
It includes: pause instruction and transmission instruction.Specifically, need to cache a frame image before screen driving plate 2 carries out image synthesis,
It is synthesized so that the frame image is carried out image with received handwriting trace signal.In image synthesizing procedure, screen driving plate 2 is received
After handwriting trace signal, it is only necessary to be synthesized based on the frame image cached before handwriting trace signal is received, therefore receive book
During writing trajectory signal, producible pause instruction is sent to system master chip 1, so that the pause of system master chip 1 is sent newly
Screen interface picture signal.When user terminates once to write, i.e., after user's " lift pen ", screen driving plate 2 does not receive book
Trajectory signal is write, at this point it is possible to which generating transmission instruction is sent to system master chip 1, so that system master chip 1 is restored to send screen
Interface image signal.The advantages of this arrangement are as follows in writing process of user, it the new screen to be received such as may not need
Interface image signal, can be completed image synthesis, writes delay time to further shorten, improves and write operation and display
Synchronism.Wherein, a writing process refers to user from " starting to write " to a track writing process of " lift pen ".
On the basis of the above embodiments, intelligent interactive system further include: at least one computer module,
The computer module includes the twelfth communication interface (not shown) for sending the synthesis instruction of the second image, and
The twelfth communication interface (not shown) is connected with the tenth three communication interfaces (not shown) of the MCU3；
The fifth communication interface 32 is also used to send the switching control instruction obtained according to the synthesis instruction of the second image；
8th communication interface 33 and the 9th communication interface 23 are also used to transmit the synthesis instruction of the second image；
The screen driving plate 2 is also used to when receiving the second image synthesis instruction, by the screen interface figure
It is synthesized as signal carries out image with the handwriting trace signal, to obtain composograph to be shown.
Specifically, computer module is also referred to as core board, computer mould group or COM (Computer on module),
It is made of processor either microcontroller, memory, storage, power management and circuit board, and has operating system, such as
Linux, WINCE, QNX etc., entire computer module constitute the computer system of a minimum.Wherein, exemplary in Fig. 3
By taking two computer modules as an example, be denoted as the first computer module 61 and second computer module 62 respectively.Wherein, the first meter
Calculation machine module 61 and second computer module 62 can install identical operating system or install different operating system.Example
Such as, one of them is PC module, is equipped with Windows operating system, another is Android module, is equipped with Android module.
Specifically, the twelfth communication interface of computer module is connected with the tenth three communication interfaces of MCU3, in terms of realizing
The interaction of calculation machine module and MCU3, and then interacted by MCU3 with system master chip 1 and screen driving plate 2.Wherein, the tenth
The concrete type of two communication interfaces and the tenth three communication interfaces may be set according to actual conditions, for example, twelfth communication interface
It is USB interface with the tenth three communication interfaces.Further, setting is connect from twelfth communication interface to the 13rd communication in embodiment
Mouth sends the synthesis instruction of the second image.It should be noted that when there are multiple computer modules, in each computer module with
The interface of MCU3 connection can be denoted as twelfth communication interface, correspondingly, what is be each connected with computer module in MCU3 connects
Mouth can be denoted as the tenth three communication interfaces.
Specifically, the synthesis instruction of the second image synthesizes instruction function having the same with the first image, therefore not to repeat here.
Typically, it can be equipped at least one computer module with writing function application software.When the application software is opened
When, computer module, which determines, to be opened writing function and generates the second image synthetic instruction, and later, the second image synthetic instruction is sent out
It send to MCU3.At this point, MCU3 can generate switching control instruction according to the second image synthetic instruction, and it is sent to the first switching and opens
4 are closed, so that the first switching switch 4 controls touch control device 5 and is connected to screen driving plate 2.Meanwhile MCU3 is to 2 turns of screen driving plate
The synthesis instruction of the second image is sent out, so as to start to obtain touch control device 5 after screen driving plate 2 receives the synthesis instruction of the second image
The handwriting trace signal of transmission, and carry out image synthesis.
At this point, due to increasing computer module, it can make to have the installation site of writing function application software more
Flexibly, i.e., at least one can be equipped with writing function application software in computer module and system master chip 1.Together
When, guarantee that screen driving plate 2 is normally carried out image synthesis, improves the usage experience of user.
On the basis of the above embodiments, the computer module further includes for sending screen interface picture signal
14 communication interface (not shown), and the 15th communication interface (figure of the 14th communication interface and the system master chip 1
Do not show) it is connected.
Specifically, computer module and system master chip 1 can pass through the 14th communication interface and the 15th communication interface
Carry out image interaction.Wherein, the 14th communication interface and the 15th communication interface are the interface for meeting image transmitting specification.Example
Property, due to that can be installed in computer module with writing function application software, then screen interface picture signal can be with
It is generated by computer module, at this point, setting computer module passes through the 14th communication interface and the 15th communication interface to system
Master chip 1 transmits screen interface image signal, and system master chip 1 is connect after receiving screen interface picture signal by the 7th communication
Mouthfuls 13 and the 6th communication interface 22 to screen driving plate 2 forward the screen interface picture signal.It is understood that if it is being
Unite master chip 1 in have it is writing function application software initiated, then screen interface picture signal can by system master chip 1 from
Row generates.
It should be noted that for sending screen interface picture signal to system master chip 1 on each computer module
Interface can be denoted as the 14th communication interface, and the interface being each connected with the 14th communication interface in system master chip 1 can be remembered
For corresponding 15th communication interface.For example, being respectively provided with the tenth in the first computer module 61 and second computer module 62
Four communication interfaces, and there are two the 15th communication interfaces being connected respectively with the 14th communication interface for tool in system master chip 1.
Wherein, setting the 14th communication interface and the benefit of the 15th communication interface is that can pacify in computer module
When harness has writing function application software, guarantee that screen interface picture signal accurately passes through system master chip 1 and is transmitted to screen
In curtain driving plate 2.
On the basis of the above embodiments, the computer module is at least two, the intelligent interactive system further include:
Second switching switch 7,
A switch terminal of the twelfth communication interface of each computer module with the second switching switch 7
(not shown) is connected, and (figure is not for the fixing end of the tenth three communication interfaces (not shown) of the MCU3 and the second switching switch 7
Show) it is connected；
The control terminal (not shown) phase of the 16th communication interface (not shown) of the MCU3 and the second switching switch 7
Even, so that the MCU3 controls the connection relationship between the MCU3 and each computer module.
Specifically, setting intelligent interactive system only runs one every time has writing function application soft in practical application
Part, then when computer module is at least two, and when above-mentioned application software is installed in computer module, at most only one
A computer module runs the application software.Therefore, setting passes through second each computer module of the switching switching of switch 7 in embodiment
Connection relationship between MCU3.
Typically, a switch terminal phase of the twelfth communication interface of each computer module with the second switching switch 7
Even, due in Fig. 3 only include the first computer module 61 and second computer module 62, Fig. 3 only shows the first computer
The connection relationship of module 61 and second computer module 62 and the second switching switch 7.The tenth three communication interfaces of MCU3 and second
The fixing end for switching switch 7 is connected, and the 16th communication interface of MCU3 is connected with the control terminal of the second switching switch 7.
Specifically, state of the MCU3 by control terminal control the second switching switch 7, for example, when determining the first computer mould
When block 61 is opened with writing function application software, the second switching switch 7 of MCU3 control by the first computer module 61 and
MCU3 connection, meanwhile, interrupt the connection relationship of second computer module 62 and MCU3.At this point, MCU3 can accurately obtain
The second image that one computer module 61 is sent synthesizes instruction.Wherein, MCU3 determines the detailed process embodiment of connection relationship not
It limits.For example, MCU3 determines the corresponding computer module of screen interface picture signal by system master chip 1, and then determine
Connection relationship.
It is understood that can guarantee MCU3 when there are multiple computer modules by setting the second switching switch 7
Accurately obtain the synthesis instruction of the second image.
On the basis of the above embodiments, the computer module is two, one of computer module operation
Windows operating system, another computer module run Android operation system.
An operation Windows operating system i.e. in the first computer module 61 and second computer module 62, it is another
A operation Android operation system shares multiple operating systems to realize.
On the basis of the above embodiments, the first switching switch 4 is USB switch, 11 He of the first communication interface
Second communication interface 31 is USB interface, and the 6th communication interface 22 and the 7th communication interface 13 are fine definition
Multimedia interface.
Specifically, third communication interface 12, the screen of system master chip 1 drive when the first switching switch 4 is that USB is switched
The fourth communication interface 21, first of movable plate 2 switch the first switch terminal of switch 4, first switch switch 4 the second switch terminal, the
The fixing end of one switching switch 4 and the corresponding interface on touch control device are USB interface.At this point, the first switching switch 4 is consolidated
Fixed end is the interface with HOST function, correspondingly, the corresponding interface on touch control device is the interface with Device function.The
Three communication interfaces 12 and fourth communication interface are the interface with HOST function, correspondingly, the first switch terminal and the second switch terminal
For the interface with Device function.The control terminal of first switching switch 4 and the fifth communication interface of MCU3 are GPIO interface.
Further, the first communication interface 11 and the second communication connect 31 mouthfuls for USB interface, to realize that the first image of transmission closes
At the electric signal of instruction.Wherein, the first communication interface 11 be the interface with HOST function, the second communication interface 31 be with
The interface of Device function.
Further, the 6th communication interface 22 and the 7th communication interface 13 are high-definition multimedia interface (High
Definition Multimedia Interface, HDMI), screen interface image signal is transmitted to realize.
On the basis of the above embodiments, the 8th communication interface 33 and the 9th communication interface 23 are serial line interface
Or Serial Peripheral Interface (SPI).
Specifically, the 8th communication interface 33 and the 9th communication interface 23 can be serial line interface or be serial peripheral
Interface, to realize the communication of MCU3 Yu screen driving plate 2.
On the basis of the above embodiments, the tenth communication interface 24 and the 11st communication interface 14 connect for USB
Mouthful.
At this point, the tenth communication interface 24 is the interface with Device function.11st communication interface 14 is with HOST
The interface of function.To realize the electric signal for transmitting control instruction by the tenth communication interface 24 and the 11st communication interface 14.
On the basis of the above embodiments, the 14th communication interface and the 15th communication interface are fine definition
Multimedia interface.
Specifically, since the 14th communication interface and the 15th communication interface are used for transmission screen interface picture signal, because
This, sets the 14th communication interface and the 15th communication interface as HDMI.
On the basis of the above embodiments, the second switching switch is that USB is switched.
At this point, the switch terminal of the twelfth communication interface of computer module and the second switching switch is USB interface,
In, twelfth communication interface is the interface with HOST function, and the switch terminal of the second switching switch 7 is with Device function
Interface.The fixing end of the tenth three communication interfaces of MCU3 and the second switching switch 7 is USB interface, wherein the 13rd communication connects
Mouth is the interface with Device function, and the fixing end of the second switching switch 7 is the interface with HOST function.The tenth of MCU3
Six communication interfaces and the control terminal of the second switching switch 7 are GPIO interface.
On the basis of the above embodiments, the intelligent interactive system further include: with the first switching 4 fixing end of switch
Connected touch control device 5.
Specifically, touch control device 5 is the touch screen combined with display screen, and belong to a part of intelligent interactive system.
Further, the utility model embodiment also provides a kind of intelligent interaction plate, which includes upper
State the intelligent interactive system.To realize the scheme for executing intelligent interactive system on intelligent interaction plate.
It is understood that removing outside intelligent interactive system in intelligent interaction plate, also there are other necessary composition portions
Part, such as display screen, glass cover-plate, outline border, at least one camera, microphone, key module, communication module and power module
Deng.Wherein, display screen is connect with screen driving plate, for showing corresponding image frame；Glass cover-plate is set to the display screen
Display surface on the outside of, to play the role of the protection display screen；Glass cover-plate is fixed by outline border, meanwhile, on outline border
It can be connect with the external equipments such as fixing camera, microphone, these external equipments with master chip, to provide corresponding function；
Key module, communication module and power module can be connected with master chip, to realize corresponding function.
Note that above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, is able to carry out for a person skilled in the art various bright
Aobvious variation, readjustment and substitution is without departing from the protection scope of the utility model.Therefore, although passing through above embodiments
The utility model is described in further detail, but the utility model is not limited only to above embodiments, is not departing from
It can also include more other equivalent embodiments in the case that the utility model is conceived, and the scope of the utility model is by appended
Scope of the claims determine.
Claims (14)
1. a kind of intelligent interactive system, which is characterized in that including system master chip, screen driving plate, micro-control unit MCU and
First switching switch,
The system master chip, including the first communication interface for sending the synthesis instruction of the first image, and described first communicates
Interface is connected with the second communication interface of the MCU；
First switch terminal of the first switching switch is connected with the third communication interface of the system master chip, and described first cuts
The second switch terminal for changing switch is connected with the fourth communication interface of the screen driving plate, the fixing end of the first switching switch
It is connected with touch control device, the fourth communication interface, the handwriting trace signal sent for receiving the touch control device；
The control terminal of the first switching switch is connected with the fifth communication interface of the MCU, and the fifth communication interface is used for
Switching control instruction is sent, so that the first switching switch switches the touch control device and institute according to switching control instruction
The connection relationship between system master chip and the screen driving plate is stated, the switching control instruction is closed according to the first image
It is obtained at instruction；
The screen driving plate further includes receiving the 6th communication interface of screen interface image signal, and the 6th communication connects
Mouth is connected with the 7th communication interface of the system master chip；
The screen driving plate is also used to the screen interface picture signal and the handwriting trace signal carrying out image conjunction
At to obtain composograph to be shown.
2. intelligent interactive system according to claim 1, which is characterized in that the MCU further includes for forwarding described
8th communication interface of one image synthesis instruction, the 9th communication interface phase of the 8th communication interface and the screen driving plate
Even；
The screen driving plate is also used to believe the screen interface image when receiving the first image synthesis instruction
Number with the handwriting trace signal carry out image synthesize, to obtain composograph to be shown.
3. intelligent interactive system according to claim 1, which is characterized in that the screen driving plate further includes for sending
The tenth communication interface of signal is controlled, the tenth communication interface is connected with the 11st communication interface of the system master chip；
The control signal include: pause instruction and transmission instruction, the pause instruction be used to indicate system master chip suspend to
Screen driving plate sends screen interface picture signal, and the transmission instruction is used to indicate system master chip and restores to screen driving plate
Send screen interface picture signal.
4. intelligent interactive system according to claim 2, which is characterized in that further include: at least one computer module,
The computer module includes synthesizing the twelfth communication interface indicated, and the tenth two-way for sending the second image
Letter interface is connected with the tenth three communication interfaces of the MCU；
The fifth communication interface is also used to send the switching control instruction obtained according to the synthesis instruction of the second image；
8th communication interface and the 9th communication interface are also used to transmit the synthesis instruction of the second image；
The screen driving plate is also used to believe the screen interface image when receiving the second image synthesis instruction
Number with the handwriting trace signal carry out image synthesize, to obtain composograph to be shown.
5. intelligent interactive system according to claim 4, which is characterized in that the computer module further includes for sending
14th communication interface of screen interface picture signal, and the 15th of the 14th communication interface and the system master chip
Communication interface is connected.
6. intelligent interactive system according to claim 4, which is characterized in that the computer module is at least two, institute
State intelligent interactive system further include: the second switching switch,
The twelfth communication interface of each computer module is connected with a switch terminal of the second switching switch, institute
The tenth three communication interfaces for stating MCU are connected with the fixing end of the second switching switch；
The 16th communication interface of the MCU is connected with the control terminal of the second switching switch, so that described in MCU control
Connection relationship between MCU and each computer module.
7. intelligent interactive system according to claim 6, which is characterized in that the computer module is two, wherein one
A computer module runs Windows operating system, another computer module runs Android operation system.
8. intelligent interactive system according to claim 1, which is characterized in that the first switching switch is that general serial is total
Line USB switch, first communication interface and second communication interface are USB interface, the 6th communication interface and described
7th communication interface is high-definition multimedia interface.
9. intelligent interactive system according to claim 2, which is characterized in that the 8th communication interface and the described 9th is led to
Believe that interface is serial line interface or Serial Peripheral Interface (SPI).
10. intelligent interactive system according to claim 3, which is characterized in that the tenth communication interface and the described tenth
One communication interface is USB interface.
11. intelligent interactive system according to claim 5, which is characterized in that the 14th communication interface and described
15 communication interfaces are high-definition multimedia interface.
12. intelligent interactive system according to claim 6, which is characterized in that the second switching switch is that USB is switched.
13. intelligent interactive system according to claim 1, which is characterized in that further include: it is solid with the first switching switch
The connected touch control device in fixed end.
14. a kind of intelligent interaction plate, which is characterized in that the intelligent interaction plate includes such as institute any in claim 1-13
The intelligent interactive system stated.
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| CN201821315172.8U CN209118244U (en) | 2018-08-15 | 2018-08-15 | Intelligent interactive system and intelligent interaction plate |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110716671A (en) * | 2019-10-15 | 2020-01-21 | 京东方科技集团股份有限公司 | Electronic whiteboard and driving method thereof |
| WO2020034893A1 (en) * | 2018-08-15 | 2020-02-20 | 广州视源电子科技股份有限公司 | Intelligent interaction system, writing track display method and device, tablet and medium |
| CN112579021A (en) * | 2019-09-30 | 2021-03-30 | 广州视源电子科技股份有限公司 | Courseware display method, system, device and storage medium |
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2018
- 2018-08-15 CN CN201821315172.8U patent/CN209118244U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020034893A1 (en) * | 2018-08-15 | 2020-02-20 | 广州视源电子科技股份有限公司 | Intelligent interaction system, writing track display method and device, tablet and medium |
| CN112579021A (en) * | 2019-09-30 | 2021-03-30 | 广州视源电子科技股份有限公司 | Courseware display method, system, device and storage medium |
| CN110716671A (en) * | 2019-10-15 | 2020-01-21 | 京东方科技集团股份有限公司 | Electronic whiteboard and driving method thereof |
| CN110716671B (en) * | 2019-10-15 | 2023-06-27 | 京东方科技集团股份有限公司 | Electronic whiteboard and driving method thereof |
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