CN105812932B - A kind of the communication data anti-loss method and system of module TV - Google Patents
A kind of the communication data anti-loss method and system of module TV Download PDFInfo
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Abstract
The communication data anti-loss method and system of a kind of module TV provided by the present invention, by the way that card end data processing module and screen end data processing module are arranged in module TV, buffer control is carried out for the communication data between smart card and screen end plate, it that is to say the buffer queue that storage data are provided in shielding end data processing module, when detecting that the data stored in the buffer queue established in screen end plate end data processing will expire, it then controls the pause of smart card end and sends data to screen end plate end, to effectively prevent because screen end plate end is unable to the data of timely processing smart card end transmission, communication data caused by and is lost, ensure that smart card and shield end plate between data transmission it is steady and reliable.
Description
Technical field
The present invention relates to the communication data anti-loss method of the information communications field more particularly to a kind of module TV and
System.
Background technology
With the appearance of module tv product form, occur two boards on TV, in order to distinguish, with screen data
It is screen end plate to handle relevant board, and it is smart card end that can plug replacement upgrading, and smart card is the one end for including SOC, place
Audio and video, the data of application of smart television are managed, and shields end plate and then handles and shown according to the audio and video that smart card sends over
The output of registration evidence and the output of audio data.
The expense that user buys TV is greatly saved in the appearance of module TV, shields end plate by replacement, user is not more
The newest content of industry can be enjoyed by changing on the basis of shielding, newest technical products, and screen, which is changed without, means that user only needs
Spend seldom money that can accomplish this point.
The communication of the data at module TV screen end plate and smart card end is mainly completed by serial ports, and screen end plate is typically all single
Piece machine single task processing mode, smart card end is the very strong smart television chip of processing capacity, in this way during practical communication
It just will appear smart card end and send many orders, but shield the case where end plate processing does not come, cause the loss of communication data, mesh
The preceding method for solving the problems, such as this is usually all that can not receive the response progress retransmission mechanism for being successfully processed order, and data are on serial ports
It repeats to send the pressure that can increase serial ports transmission, the unstability for bringing serial ports to transmit.
Therefore, the prior art is defective, to be improved and developed.
Invention content
It is an object of the invention to the module TVs in for the above-mentioned prior art when carrying out serial communication, due to shielding end
The order that plate is unable to the transmission of timely processing smart card end provides a kind of profit so as to cause the defect of the loss of data of serial communication
With the module communication data anti-loss method and system of proxy caching mechanism.
Technical scheme is as follows：
A kind of communication data anti-loss method of module TV, the module TV include smart card and screen end plate, wherein
The smart card is provided with card end data processing module, and the screen end plate is provided with screen end data processing module, the method packet
It includes：
A, smart card end sends data to screen end plate by card end data processing module；
B, the screen end data processing module establishes screen end data buffer queue, and the data received will be terminated from smart card
It stores in screen end data buffer queue；Screen end plate application program reads data from screen end data buffer queue, and empties
The data of reading；
C, when the screen end data processing module detects remaining default memory space in screen end data buffer queue, then
It sends order notice smart card end and stops transmission data, while card end data processing module establishes card end data buffer queue, deposits
It stores up it and terminates the data received from smart card；
D, when screen end plate detects that the data stored in screen end data buffer queue are empty, then order announcement card end is sent
Data processing module reads data from the card end data buffer queue and is sent to screen end plate end.
The communication data anti-loss method of the module TV, wherein the screen end data buffer queue includes several
Subqueue is cached, the default memory space is a caching subqueue.
The communication data anti-loss method of the module TV, wherein the step A further includes：
A1, smart card end application program establish socket with card end data processing module and connect；
It, will by serial ports after A2, the data that card end data processing module receives and packaging smart card end application program is sent out
The data transmission is handled to screen end plate end data.
The communication data anti-loss method of the module TV, wherein the step B includes：
B1, when shield end plate end serial ports detect receive data when, then trigger screen end data processing module and receive smart card
The data sent out are held, and the data are copied by byte, it will be in the data storage to screen end data buffer queue of copy.
The communication data anti-loss method of the module TV, wherein the step D includes：
D1, card end data processing module according in card end data buffer queue store data sequencing by serial ports according to
It is secondary to transmit data to screen end plate end.
A kind of anti-lost system of communication data of module TV, wherein including：
Card end data sending module sends data to screen end plate for smart card end by card end data processing module；
First buffer control module establishes screen end data buffer queue for shielding end data processing module, and will be from intelligence
In the data storage to screen end data buffer queue that card termination receives；Screen end plate application program is read from screen end data buffer queue
Access evidence, and empty the data read；
It sends and postpones module, detect that residue is pre- in screen end data buffer queue for working as the screen end data processing module
If when memory space, then sending order notice smart card end and stopping transmission data, while card end data processing module establishes card end
Data buffer storage queue stores it and terminates the data received from smart card；
Module is restarted in transmission, for when shielding end plate and detecting that the data that store are empty in screen end data buffer queue, then
It sends order announcement card end data processing module and reads data from the card end data buffer queue and be sent to and shield end plate end, from
And it realizes smart card and shields the communication between end plate.
The anti-lost system of communication data of the module TV, wherein the screen end data buffer queue includes several
Subqueue is cached, the default memory space is a caching subqueue.
The anti-lost system of communication data of the module TV, wherein card end data sending module includes that list is established in connection
Member and data issue unit；
The connection establishment unit, application program and card end data processing module for smart card end are established socket and are connected
It connects；
The data issue unit receives what simultaneously packaging smart card end application program was sent out for card end data processing module
After data, screen end plate end data processing is transmitted the data to by serial ports.
The anti-lost system of communication data of the module TV, wherein first buffer control module further includes data
Copy storage unit；
The data copy storage unit, for when screen end plate end serial ports detects and receives data, then triggering screen end
Data processing module receives the data that smart card end is sent out, and copies the data by byte, by the data storage of copy to screen
In end data buffer queue.
The anti-lost system of communication data of the module TV, wherein it includes data cached hair that module is restarted in the transmission
Send unit；
The data cached transmission unit stores number for card end data processing module according in card end data buffer queue
According to sequencing transmit data to screen end plate end successively by serial ports.
Advantageous effect：The communication data anti-loss method and system of a kind of module TV provided by the present invention, by
Card end data processing module and screen end data processing are provided in module TV, for logical between smart card end and screen end plate
Letter data carries out buffer control, that is to say and is stored with the buffer queue of data information respectively at smart card end and screen end plate, works as inspection
It is stored full to measure the default memory of buffer queue established in screen end data processing module, storage screen end cannot be further added by
When plate fails the data of timely processing, then the pause of smart card end is notified to send data to screen end plate, to effectively prevent because of screen
End plate be unable to timely processing smart card end transmission data, and caused by loss of data, ensure that smart card end with screen end plate it
Between data transmission it is steady and reliable.
Description of the drawings
Fig. 1 is a kind of step flow chart of the communication data anti-loss method of module TV provided by the invention.
Fig. 2 is a kind of embodiment schematic diagram of the communication data anti-loss method of module TV provided by the invention.
Fig. 3 is a kind of structure principle chart of the anti-lost system of communication data of module TV provided by the invention.
Specific implementation mode
The present invention provides a kind of communication data anti-loss method of module TV and systems, below in conjunction with the attached drawing present invention
Embodiment the method and system are described in detail.
The present invention provides a kind of communication data anti-loss method of module TV, the module TV packets
Card end data processing module and screen end plate data processing module are included, for logical between smart card end and screen end plate
Letter data carries out buffer control, as shown in Figure 1, the described method comprises the following steps：
A kind of communication data anti-loss method of module TV, the module TV include smart card and screen end plate, wherein
The smart card is provided with card end data processing module, and the screen end plate is provided with screen end data processing module, the method packet
It includes：
S1, smart card end send data to screen end plate by card end data processing module.
Card end data processing module is arranged for handling the data for needing to send in smart card end first.Card end data handles mould
Block, for needing the communication data transmitted by serial ports to handle at smart card end, when smart card end, application program is sent out logical
When the data of letter, then it receives the data, and transmits the data to for being acted on behalf of to screen end plate end communication data
Shield the processing of end plate end data.
Specifically, need the data sent to handle at smart card end by card end data processing module to realize,
Include in this step：
S11, smart card end application program establish socket with card end data processing module and connect；
It, will by serial ports after S22, the data that card end data processing module receives and packaging smart card end application program is sent out
The data transmission is handled to screen end plate end data.
Due to needing transmission data between card end data processing module and smart card end, also need to before this step
It is attached between card end data processing module and smart card end, it is preferred that established between the two by socket communication protocols
Connection.
S2, the screen end data processing module establish screen end data buffer queue, and the number received will be terminated from smart card
According in storage to screen end data buffer queue；Screen end plate application program reads data from screen end data buffer queue, and empties
The data read.
Since screen end plate end is microcontroller, there is the case where processing does not come to send out the data that smart card end is sent out
Raw, then the setting screen end data processing module between screen end plate end and serial ports, delays for the communication data to screen end plate end
Control is deposited, to prevent screen end plate end due to being unable to timely processing data, and leads to loss of data.
Specifically, the screen end data buffer queue includes several caching subqueues.It is described to handle mould in screen end data
Screen end data buffer queue is established according to the number of preset buffer memory subqueue and default first amount of ram in block, that is to say at screen end
It is established according to the number of pre-set caching subqueue and preset first amount of ram in data processing module a series of
Data space, each subqueue that caches is a memory space, and the data for shielding end plate end are sent to for store.
Preferably, excellent in the speed for not giving screen end plate end that the pressure of processing data is caused not reduce data processing again simultaneously
Choosing, preset caching subqueue number is 4, i.e., is received data initialization in shielding end data processing module and go out 4
A caching subqueue, it is 100MB to preset the first amount of ram, i.e., each unit can store the data that committed memory is 100MB, can
With it is contemplated that user can according to the difference for using screen end plate end card amount of ram, to the number of preset buffer memory subqueue with it is pre-
If the first amount of ram carries out self-defined setting.
Screen end data processing module receives the data that smart card end is sent out, and data are stored in screen end data and cache team
In row, specifically, when screen end plate end serial ports detects and receives data, then triggers screen end data processing module and receive smart card
The data sent out are held, and the data are copied by byte, the data of copy are stored to the mode in screen end data buffer queue,
It stores data into screen end data buffer queue.
The application program at screen end plate end reads the data in screen end data buffer queue by the function registered in code,
And the data read it in queue empty.
S3, when the screen end data processing module detects remaining default memory space in screen end data buffer queue,
It then sends order notice smart card end and stops transmission data, while card end data processing module establishes card end data buffer queue,
It stores it and terminates the data received from smart card.
When screen end data processing module detects remaining default memory space in screen end data buffer queue, then send
Order notice smart card end stops transmission data, i.e., when the memory space for shielding default setting in end data buffer queue will store
When full, then smart card end is notified to stop transmission data, otherwise when screen end data buffer queue is stored full, also data
When being dealt into screen end plate end by serial ports, then the loss of communication data is likely to result in.
Preferably, the default memory space is the amount of ram shared by a caching subqueue, and is selected when screen end data
It there remains the caching subqueue that one does not store data in buffer queue and be to ensure data that smart card end has been sent, it can be with
It is all properly received by screen end data processing module, prevents loss of data.
When smart card end has stopped transmission data, and from intelligence before being also coupled in card end data processing module
The data that card end is sent out are not sent to the data information of screen end data processing, for the ease of the stabilization of data by serial ports in time
Transmission, card end data processing module establish card end data buffer queue.
It is the very strong smart television chip of processing capacity, the card end data established since smart card end generally uses
Buffer queue can be sufficiently large, therefore the data that can send out smart card end are prestored to card end data processing module.
When S4, screen end plate detect that the data stored in screen end data buffer queue are empty, then order announcement card end is sent
Data processing module reads data from the card end data buffer queue and is sent to screen end plate end.
Shield end plate end and read data from screen end data processing module, and it has been read into data in queue and has been emptied, then when it
It will shield after the data that store all are read in end data buffer queue, i.e., the storage data in screen end data buffer queue are
Sky will then trigger smart card end after supervention after the completion of screen end plate end will shield the data whole processing stored in end data buffer queue
Screen end plate end is transmitted data to, to realize smart card end and shield the stable transmission of data between end plate end.
In order to realize preferably to smart card end in module TV and the communication data realization more stabilization at screen end plate end
Transmission, based on the above technical solution, can also carry out following improve：
The step S4 includes：Card end data processing module is according to the priority for storing data in card end data buffer queue
Sequence transmits data to screen end plate end by serial ports successively.
While receiving smart card end and can continue transmission data order, card end data processing module is by card end data
The data stored in buffer queue are transferred to screen end plate end by serial ports successively.
In order to carry out explanation definitely to the above method, it is illustrated in figure 2 the present invention and module TV and communication number is provided
According to the embodiment step schematic diagram of anti-loss method.
As shown in Fig. 2, the method embodiment includes the following steps：
Step H1-H2 corresponding with above-mentioned steps S1：
H1, the application of smart card end establish with card end data processing module communicate to connect first.
After the completion of H2, communication connection are established, smart card end applies the data communicated to be sent to card end number
According to processing module.
Step H3-H6 corresponding with above-mentioned steps S2：
H3, card end data processing module are packaged received data, and the data after encapsulation are passed through serial ports
Issue screen end plate end.
After H4, screen end data processing module start, four buffer queues are initialized.
H5, when shielding end plate end serial ports and having detected data arrival, then generate an interruption, and will be received from serial ports
Data are copied to by byte in buffer queue.
H6, screen end plate end apply and read data from buffer queue.
Step H7-H9 corresponding with above-mentioned steps S3:
H7, when shielding end plate end and detecting that the caching subqueue for not storing data in buffer queue only remains next, then hold
Row step H8：Smart card end is notified to stop transmission data, while step H9 by serial ports：Card end data processing module establishes intelligence
The buffer queue of card end side.
Step H10-H13 corresponding with above-mentioned steps S4:
H10, when in four queues in the screen end data buffer queue that screen end data processing module detects screen end plate end side
The data of storage are sky, then follow the steps H11, notify smart card end that can continue transmission data by serial ports.
H12, smart card end receive the notice that can continue transmission data that serial ports is sent out, and continue transmission data.
H13, the card end data processing module read data from its buffer queue, and by serial ports by the number after encapsulation
According to screen end plate end is sent to, to realize smart card and shield the buffer control of communication data between end plate.
On the basis of a kind of communication data anti-loss method of the module TV disclosed in aforementioned present invention, the present invention also public affairs
A kind of anti-lost system of communication data of module TV has been opened, as shown in figure 3, the system comprises：
Card end data sending module 10 sends data to screen end plate for smart card end by card end data processing module；
First buffer control module 20 establishes screen end data buffer queue for the screen end data processing module, and will
From the data storage to screen end data buffer queue that smart card termination receives；Shield end plate application program and caches team from screen end data
Data are read in row, and empty the data read；
It sends and postpones module 30, residue in screen end data buffer queue is detected for working as the screen end data processing module
When default memory space, then sends order notice smart card end and stop transmission data, while card end data processing module establishes card
End data buffer queue stores it and terminates the data received from smart card；
Module 40 is restarted in transmission, for when shielding end plate and detecting that the data that store are empty in screen end data buffer queue,
It then sends order announcement card end data processing module and reads data from the card end data buffer queue and be sent to and shield end plate end,
To realize smart card and shield the communication between end plate.
The screen end data buffer queue includes several caching subqueues, and the default memory space is caching
Amount of ram shared by queue.
Card end data sending module includes connection establishment unit and data issue unit；
The connection establishment module, application program and card end data processing module for smart card end are established socket and are connected
It connects；
The data issue unit receives what simultaneously packaging smart card end application program was sent out for card end data processing module
After data, screen end plate end data processing is transmitted the data to by serial ports.
First buffer control module further includes data copy storage unit；
The data copy storage unit, for when screen end plate end serial ports detects and receives data, then triggering screen end
Data processing module receives the data that smart card end is sent out, and copies the data by byte, by the data storage of copy to screen
In end data buffer queue.
It includes data cached transmission unit that module is restarted in the transmission；
The data cached transmission unit stores number for card end data processing module according in card end data buffer queue
According to sequencing transmit data to screen end plate end successively by serial ports.
The communication data anti-loss method and system of a kind of module TV provided by the present invention, by module TV
Setting screen end data processing module carries out buffer control for the communication data between smart card and screen end plate, specifically,
It is provided with the buffer queue of storage data information in screen end data processing module, is established when detecting in screen end data processing module
Buffer queue in when not storing the number of queues of data and being only one, be when the caching stored in screen end data processing module
It when communication data will expire, then controls the pause of smart card end and sends data to screen end plate end, to effectively prevent because of screen end plate
End be unable to timely processing smart card end transmission data, and caused by communication data lose, ensure that smart card with screen end plate it
Between data transmission it is steady and reliable.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (10)
1. a kind of communication data anti-loss method of module TV, the module TV includes smart card and screen end plate, feature
It is, the smart card is provided with card end data processing module, and the screen end plate is provided with screen end data processing module, the side
Method includes：
A, smart card end sends data to screen end plate by card end data processing module；
B, the screen end data processing module establishes screen end data buffer queue, and the data received from smart card termination are stored
Into screen end data buffer queue；Screen end plate application program reads data from screen end data buffer queue, and empties screen end number
According to the data being read in buffer queue；
C, it when the screen end data processing module detects remaining default memory space in screen end data buffer queue, then sends
Order notice smart card end stops transmission data, while card end data processing module establishes card end data buffer queue, stores it
The data received are terminated from smart card；
D, when screen end plate detects that the data stored in screen end data buffer queue are empty, then order announcement card end data is sent
Processing module reads data from the card end data buffer queue and is sent to screen end plate end.
2. the communication data anti-loss method of module TV according to claim 1, which is characterized in that the screen end data is slow
It includes several caching subqueues to deposit queue, and the default memory space is a caching subqueue.
3. the communication data anti-loss method of module TV according to claim 1, which is characterized in that the step A is also wrapped
It includes：
A1, smart card end application program establish socket with card end data processing module and connect；
It, will be described by serial ports after A2, the data that card end data processing module receives and packaging smart card end application program is sent out
Data transmission is handled to screen end plate end data.
4. the communication data anti-loss method of module TV according to claim 1, which is characterized in that wrapped in the step B
It includes：
B1, when shield end plate end serial ports detect receive data when, then trigger screen end data processing module and receive smart card end hair
The data gone out, and the data are copied by byte, it will be in the data storage to screen end data buffer queue of copy.
5. the communication data anti-loss method of module TV according to claim 4, which is characterized in that wrapped in the step D
It includes：
D1, card end data processing module successively will according to the sequencing for storing data in card end data buffer queue by serial ports
Data are sent to screen end plate end.
6. a kind of anti-lost system of communication data of module TV, which is characterized in that including：
Card end data sending module sends data to screen end plate for smart card end by card end data processing module；
First buffer control module establishes screen end data buffer queue for shielding end data processing module, and will be from smart card end
In the data storage to screen end data buffer queue received；Screen end plate application program reads number from screen end data buffer queue
According to, and empty the data read；
It sends and postpones module, detect that remaining preset is deposited in screen end data buffer queue for working as the screen end data processing module
When storing up space, then sends order notice smart card end and stop transmission data, while card end data processing module establishes card end data
Buffer queue stores it and terminates the data received from smart card；
Module is restarted in transmission, for when screen end plate detects that the data stored in screen end data buffer queue are empty, then sending
Order announcement card end data processing module reads data from the card end data buffer queue and is sent to screen end plate end, to real
Communication between existing smart card and screen end plate.
7. the anti-lost system of the communication data of module TV according to claim 6, which is characterized in that the screen end data is slow
It includes several caching subqueues to deposit queue, and the default memory space is a caching subqueue.
8. the anti-lost system of the communication data of module TV according to claim 6, which is characterized in that card end data sends mould
Block includes connection establishment unit and data issue unit；
The connection establishment unit, the application program for smart card end are established socket with card end data processing module and are connect；
The data issue unit receives the data that simultaneously packaging smart card end application program is sent out for card end data processing module
Afterwards, screen end plate end data processing is transmitted the data to by serial ports.
9. the anti-lost system of the communication data of module TV according to claim 6, which is characterized in that the first caching control
Molding block further includes data copy storage unit；
The data copy storage unit, for when screen end plate end serial ports detects and receives data, then triggering screen end data
Processing module receives the data that smart card end is sent out, and copies the data by byte, by the data storage of copy to screen end number
According in buffer queue.
10. the anti-lost system of the communication data of module TV according to claim 6, which is characterized in that the transmission is restarted
Module includes data cached transmission unit；
The data cached transmission unit, for card end data processing module according to storage data in card end data buffer queue
Sequencing transmits data to screen end plate end by serial ports successively.
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| CN108459837A (en) * | 2017-02-22 | 2018-08-28 | 深圳市中兴微电子技术有限公司 | A kind of audio data processing method and device |
| CN109525498A (en) * | 2018-10-29 | 2019-03-26 | 成都博高信息技术股份有限公司 | The communication means of LoraWan network and client-server |
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| JP6212882B2 (en) * | 2013-03-13 | 2017-10-18 | 株式会社リコー | COMMUNICATION SYSTEM, TRANSMISSION DEVICE, RECEPTION DEVICE, AND COMMUNICATION METHOD |
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| CN101179790A (en) * | 2007-11-03 | 2008-05-14 | 青岛海信移动通信技术股份有限公司 | Serial port communication method between mobile terminal processor |
| CN102156684A (en) * | 2010-12-15 | 2011-08-17 | 成都市华为赛门铁克科技有限公司 | Interface delay protecting method, coprocessor and data processing system |
| CN102665298A (en) * | 2012-02-06 | 2012-09-12 | 福建三元达软件有限公司 | Wireless communication module multiple return state processing method in foreground-background design |
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