CN103607421A - Data interaction method and intelligent terminal - Google Patents
Data interaction method and intelligent terminal Download PDFInfo
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- CN103607421A CN103607421A CN201310469581.9A CN201310469581A CN103607421A CN 103607421 A CN103607421 A CN 103607421A CN 201310469581 A CN201310469581 A CN 201310469581A CN 103607421 A CN103607421 A CN 103607421A
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Abstract
The invention discloses a data interaction method comprising the steps that an intelligent terminal receives a control message sent by a microprocessor through serial port communication; the intelligent terminal stores the control message sent by the microprocessor to a message queue; and the intelligent terminal parses the control message in the message queue and executes a corresponding control instruction. The invention also discloses a data interaction intelligent terminal accordingly. According to the invention, the problem that the intelligent terminal cannot carry out data interaction with other microprocessor can be solved, high-efficiency and high-precision data interaction between the intelligent terminal and the microprocessor is achieved, and the derivation of other new products and new functions is promoted.
Description
Technical field
The present invention relates to electronic technology field, relate in particular to a kind of method and intelligent terminal of data interaction.
Background technology
Along with the development in pluralism of electronic technology, increasing processor and its corresponding operating system occur in succession.The operating system of intelligent terminal mostly is Android system at present, and the microprocessor that on market, the scope of application is the widest is single-chip microcomputer, if by both combinations, will produce huge value and prospect so.
And take intelligent terminal that Android is operating system often exist can not be mutual with single-chip microcomputer problem, for example the intelligent digital television Set Top Box of Android system can not with take the liquid crystal display that single-chip microcomputer is microprocessor and carry out alternately, so, liquid crystal mesogens display can not be controlled some function of intelligent digital television Set Top Box, on the contrary the also change of uncontrollable liquid crystal mesogens parameters of display of intelligent digital television Set Top Box.Data interaction problem has seriously hindered the development of the intelligent terminal of Android system.
Summary of the invention
Embodiment of the present invention technical problem to be solved is, a kind of method and intelligent terminal of data interaction are provided, solve the problem that intelligent terminal and other microprocessor can not data interactions, realize high efficiency, high-precision data interaction between the two, and promote the derivative of other new product, new function.
In order to solve the problems of the technologies described above, the embodiment of the present invention provides a kind of method of data interaction, comprising:
Intelligent terminal receives the control message that microprocessor sends by serial communication;
The control message that intelligent terminal sends described microprocessor is stored in message queue;
Intelligent terminal is resolved the control message in described message queue, carries out corresponding control command.
Correspondingly, the embodiment of the present invention also provides a kind of intelligent terminal of data interaction, comprising:
Control message receiver module, the control message sending by serial communication for receiving microprocessor;
Control message the first memory module, is stored in message queue for the control message that described microprocessor is sent;
Control command Executive Module, for resolving the control message of described message queue, carries out corresponding control command.
Implement the embodiment of the present invention, there is following beneficial effect: intelligent terminal is by resolving other microprocessors send be stored in the control message in message queue and carry out corresponding control command, solve the problem that intelligent terminal and other microprocessor can not data interactions, realize high efficiency, high-precision data interaction between the two, and promote the derivative of other new product, new function.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic flow sheet of the method for a kind of data interaction of providing of the embodiment of the present invention;
Fig. 2 is the schematic flow sheet of the method for a kind of data interaction of providing of another embodiment of the present invention;
Fig. 3 is the schematic flow sheet of the method for a kind of data interaction of providing of another embodiment of the present invention;
Fig. 4 is the structural representation of the intelligent terminal of a kind of data interaction of providing of the embodiment of the present invention;
Fig. 5 is the schematic diagram of a kind of serial communication host-host protocol of providing of the embodiment of the present invention;
Fig. 6 is a kind of schematic diagram of realizing serial communication that the embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
The intelligent terminal providing in the embodiment of the present invention can be to take the electronic product that Android is operating system; The microprocessor providing in the embodiment of the present invention comprises the processors such as single-chip microcomputer, programmable logic device, be applied to the various kinds of equipment except intelligent terminal, also can constitute new product with described intelligent terminal, the liquid crystal display that for example the digital television receiving terminal embedding of Android system is loaded with to single-chip microcomputer is made all-in-one simultaneously.
Fig. 1 is the schematic flow sheet of a kind of method of data interaction in the embodiment of the present invention.The flow process of the method for a kind of data interaction in the present embodiment can comprise as shown in the figure:
S110, intelligent terminal receives the control message that microprocessor sends by serial communication.
Described microprocessor can be single-chip microcomputer in embodiments of the present invention; Described control message is single-chip microcomputer in order to control intelligent terminal receiving system and to carry out some operation and the data that send.Concrete, between intelligent terminal and single-chip microcomputer, with Serial Port Line, is connected, thus the control message that intelligent terminal reception single-chip microcomputer sends by serial communication.
For above-mentioned, by the process of serial communication receiving control message, its embodiment can be: intelligent terminal reads the control message that single-chip microcomputer writes from the first device node file.Refer to Fig. 6, described the first device node file refers to, when in intelligent terminal, Android system starts, system /dev catalogue under one of them device node file of carry, single-chip microcomputer can directly write control message to the first device node file, and intelligent terminal also can directly read above-mentioned control message from the first device node file.Concrete, single-chip microcomputer writes the first device node file under Android system by control message, and intelligent terminal directly reads described control message from the first device node file.
Optionally, before the control message sending by serial communication at intelligent terminal reception single-chip microcomputer, intelligent terminal need to be set up described serial communication with single-chip microcomputer.Concrete, by Serial Port Line, intelligent terminal carries out three-way handshake with single-chip microcomputer and is connected, if successful connection, both set up described serial communication.It is to be noted, refer to Fig. 5, it is that intelligent terminal sends three inquiries according to serial ports host-host protocol to single-chip microcomputer that described three-way handshake connects, the process of three inquiries is all whether can carry out proper communication at detection intelligent terminal and single-chip microcomputer, each inquiry correspondence is once answered, as long as last, to answer be " successful connection ", and normal serial communication has just guaranteed the accuracy of data interaction.
S120, the control message that intelligent terminal sends described microprocessor is stored in message queue.
Described message queue i.e. the queue of the control message of storage in order, described message queue is created by intelligent terminal in advance, be divided into message sink queue and message send queue, be respectively used to store the single-chip microcomputer control message sending and the control message that need to send to single-chip microcomputer.Concrete, intelligent terminal, after receiving the control message of single-chip microcomputer transmission, in message sink queue, conveniently calls control store in time in order.
Optionally, if intelligent terminal has the control command that sends to single-chip microcomputer, described control message is stored in to message send queue, and by serial communication, the control message in described message send queue is sent to single-chip microcomputer.
The process sending for above-mentioned control message, its embodiment can be: the control message in described message send queue is write to the second device node file, so that described microprocessor reads described control message from the second device node file.It is to be noted, described the second device node file refers to, when in intelligent terminal, Android system starts, system /dev catalogue under another device node file of carry, intelligent terminal can directly write control message to the second device node file, and single-chip microcomputer also can directly read above-mentioned control message from the second device node file.Concrete, intelligent terminal writes the second device node file by control message, and single-chip microcomputer directly reads described control message from the second device node file, and carries out the instruction that control message is corresponding.
S130, intelligent terminal is resolved the control message in described message queue, carries out corresponding control command.
Concrete, in intelligent terminal detect-message receiving queue, whether there is control message, if there is control message, according to preset protocol, resolve successively described control message, obtain corresponding control command, intelligent terminal calls related resource, carries out described control command.It is pointed out that described preset protocol sets according to application scenarios, can be self-defining a set of agreement, can be also the microcontroller serial port agreement of standard.
Fig. 2 is the schematic flow sheet of a kind of method of data interaction in another embodiment of the present invention, can comprise:
S210, intelligent terminal and single-chip microcomputer connect.
Concrete, by Serial Port Line, intelligent terminal carries out three-way handshake with single-chip microcomputer and is connected, if successful connection, both set up serial communication.It is to be noted, refer to Fig. 5, it is that intelligent terminal sends three inquiries according to serial ports host-host protocol to single-chip microcomputer that described three-way handshake connects, the process of three inquiries is all whether can carry out proper communication at detection intelligent terminal and single-chip microcomputer, each inquiry correspondence is once answered, as long as last, to answer be " successful connection ", just normal serial communication.
S220, intelligent terminal creates message sink queue and message send queue.
Concrete, at intelligent terminal and single-chip microcomputer, set up after serial communication, intelligent terminal creates message sink queue and message send queue under Android system file, is respectively used to store the single-chip microcomputer control message sending and the control message that need to send to single-chip microcomputer.It is pointed out that described control message is single-chip microcomputer in order to control intelligent terminal and to carry out some operation and the data that send, or the data that send for control single chip computer carries out some operation of intelligent terminal.
S230, intelligent terminal receives the control message that single-chip microcomputer sends by serial communication.
Optionally, above-mentioned intelligent terminal is by the process of serial communication receiving control message, and its embodiment can be: intelligent terminal reads the control message that single-chip microcomputer writes from the first device node file.Refer to Fig. 6, described the first device node file refers to, when in intelligent terminal, Android system starts, system /dev catalogue under one of them device node file of carry, single-chip microcomputer can directly write control message to the first device node file, and intelligent terminal also can directly read above-mentioned control message from the first device node file.Concrete, single-chip microcomputer writes the first device node file under Android system by control message, and intelligent terminal directly reads described control message from the first device node file.
S240, the control message that intelligent terminal sends single-chip microcomputer is stored in message queue.
Concrete, intelligent terminal, after receiving the control message of single-chip microcomputer transmission, in message sink queue, conveniently calls control store in time in order.
S250, intelligent terminal is resolved the control message in message queue, carries out corresponding control command.
Concrete, in intelligent terminal detect-message receiving queue, whether there is control message, if there is control message, according to preset protocol, resolve successively described control message, obtain corresponding control command, intelligent terminal calls related resource, carries out described control command.It is pointed out that described preset protocol sets according to application scenarios, can be self-defining a set of agreement, can be also the microcontroller serial port agreement of standard.
Optionally, if intelligent terminal after executing described control command, also needs to transmit control message to single-chip microcomputer, can carry out following S260-S270 step:
S260, intelligent terminal need to send to the control message of single-chip microcomputer to be stored in message send queue.
Concrete, when intelligent terminal has the control message that need to send to single-chip microcomputer, intelligent terminal is stored in message send queue by described control message.
S270, intelligent terminal sends to single-chip microcomputer by serial communication by the control message in message send queue.
Optionally, the process that above-mentioned intelligent terminal transmits control message by serial communication, its embodiment can be: the control message in described message send queue is write to the second device node file, so that described microprocessor reads described control message from the second device node file.It is to be noted, described the second device node file refers to, when in intelligent terminal, Android system starts, system /dev catalogue under another device node file of carry, intelligent terminal can directly write control message to the second device node file, and single-chip microcomputer also can directly read above-mentioned control message from the second device node file.Concrete, intelligent terminal writes the second device node file by control message, and single-chip microcomputer directly reads described control message from the second device node file, and carries out the instruction that control message is corresponding.
Fig. 3 is the schematic flow sheet of a kind of method of data interaction in another embodiment of the present invention, can comprise:
S310, intelligent terminal and single-chip microcomputer connect.
Concrete, by Serial Port Line, intelligent terminal carries out three-way handshake with single-chip microcomputer and is connected, if successful connection, both set up serial communication.It is to be noted, refer to Fig. 5, it is that intelligent terminal sends three inquiries according to serial ports host-host protocol to single-chip microcomputer that described three-way handshake connects, the process of three inquiries is all whether can carry out proper communication at detection intelligent terminal and single-chip microcomputer, each inquiry correspondence is once answered, as long as last, to answer be " successful connection ", just normal serial communication.
S320, intelligent terminal creates message sink queue and message send queue.
Concrete, at intelligent terminal and single-chip microcomputer, set up after serial communication, intelligent terminal creates message sink queue and message send queue under Android system file, is respectively used to store the single-chip microcomputer control message sending and the control message that need to send to single-chip microcomputer.It is pointed out that described control message is single-chip microcomputer in order to control intelligent terminal and to carry out some operation and the data that send, or the data that send for control single chip computer carries out some operation of intelligent terminal receiving system.
Optionally, before execution step S350 or simultaneously, if intelligent terminal need to transmit control message to single-chip microcomputer, can carry out following S330-S340 step:
S330, intelligent terminal need to send to the control message of single-chip microcomputer to be stored in message send queue.
Concrete, when intelligent terminal has the control message that need to send to single-chip microcomputer, intelligent terminal is stored in message send queue by described control message.
S340, intelligent terminal sends to single-chip microcomputer by serial communication by the control message in described message send queue.
Optionally, the process that above-mentioned intelligent terminal transmits control message by serial communication, its embodiment can be: the control message in described message send queue is write to the second device node file, so that described microprocessor reads described control message from the second device node file.It is to be noted, described the second device node file refers to, when in intelligent terminal, Android system starts, system /dev catalogue under another device node file of carry, intelligent terminal can directly write control message to the second device node file, and single-chip microcomputer also can directly read above-mentioned control message from the second device node file.Concrete, intelligent terminal writes the second device node file by control message, and single-chip microcomputer directly reads described control message from the second device node file, and carries out the instruction that control message is corresponding.
S350, intelligent terminal receives the control message that single-chip microcomputer sends by serial communication.
Optionally, above-mentioned intelligent terminal is by the process of serial communication receiving control message, and its embodiment can be: intelligent terminal reads the control message that single-chip microcomputer writes from the first device node file.Refer to Fig. 6, described the first device node file refers to, when in intelligent terminal, Android system starts, system /dev catalogue under one of them device node file of carry, single-chip microcomputer can directly write control message to the first device node file, and intelligent terminal also can directly read above-mentioned control message from the first device node file.Concrete, single-chip microcomputer writes the first device node file under Android system by control message, and intelligent terminal directly reads described control message from the first device node file.
S360, the control message that intelligent terminal sends single-chip microcomputer is stored in message queue.
Concrete, intelligent terminal, after receiving the control message of single-chip microcomputer transmission, in message sink queue, conveniently calls control store in time in order.
S370, intelligent terminal is resolved the control message in described message queue, carries out corresponding control command.
Concrete, in intelligent terminal detect-message receiving queue, whether there is control message, if there is control message, according to preset protocol, resolve successively described control message, obtain corresponding control command, intelligent terminal calls related resource, carries out described control command.It is pointed out that described preset protocol sets according to application scenarios, can be self-defining a set of agreement, can be also the microcontroller serial port agreement of standard.
Fig. 4 is the structural representation of a kind of intelligent terminal of data interaction in the embodiment of the present invention.。The intelligent terminal of a kind of data interaction in the embodiment of the present invention at least can comprise control message receiver module 410, control message the first memory module 420 and control command Executive Module 430 as shown in the figure, wherein:
Control message receiver module 410, the control message sending by serial communication for receiving microprocessor.Described microprocessor can be single-chip microcomputer in embodiments of the present invention; Described control message is single-chip microcomputer in order to control intelligent terminal and to carry out some operation and the data that send.Concrete, between intelligent terminal and single-chip microcomputer, with Serial Port Line, is connected, thus the control message that control message receiver module 410 reception single-chip microcomputers send by serial communication.
Optionally, for above-mentioned, by the process of serial communication receiving control message, its embodiment can be: control message receiver module 410 reads the control message that single-chip microcomputer writes from the first device node file.Refer to Fig. 6, described the first device node file refers to, when in intelligent terminal, Android system starts, system /dev catalogue under one of them device node file of carry, single-chip microcomputer can directly write control message to the first device node file, and control message receiver module 410 also can directly read above-mentioned control message from the first device node file.Concrete, single-chip microcomputer writes the first device node file under Android system by control message, and control message receiver module 410 directly reads described control message from the first device node file.
Control message the first memory module 420, is stored in message queue for the control message that described microprocessor is sent.Concrete, control message the first memory module 420, after receiving the control message of single-chip microcomputer transmission, in message sink queue, is conveniently called control store in time in order.
Control command Executive Module 430, for resolving the control message of described message queue, carries out corresponding control command.Concrete, in control command Executive Module 430 detect-message receiving queues, whether there is control message, if there is control message, according to preset protocol, resolve successively described control message, obtain corresponding control command, control command Executive Module 430 calls related resource, carries out described control command.It is pointed out that described preset protocol sets according to application scenarios, can be self-defining a set of agreement, can be also the microcontroller serial port agreement of standard.
Refer to Fig. 4, in the embodiment of the present invention, a kind of intelligent terminal of data interaction can also comprise that serial communication sets up module 440, message queue creation module 450, control message the second memory module 460 and control message sending module 470, wherein:
Serial communication is set up module 440, for setting up described serial communication with described microprocessor.Concrete, by Serial Port Line, serial communication is set up module 440 and is carried out three-way handshake with single-chip microcomputer and be connected, if successful connection, both set up serial communication.It is to be noted, refer to Fig. 5, it is that serial communication is set up module 440 and to single-chip microcomputer, sent three inquiries according to serial ports host-host protocol that described three-way handshake connects, the process of three inquiries is all whether can carry out proper communication at detection intelligent terminal and single-chip microcomputer, each inquiry correspondence is once answered, as long as last, to answer be " successful connection ", just normal serial communication.
Message queue creation module 450, for creating message sink queue and message send queue.Concrete, at serial communication, setting up module 440 sets up after serial communication with single-chip microcomputer, message queue creation module 450 creates message sink queue and message send queue under Android system file, is respectively used to store the single-chip microcomputer control message sending and the control message that need to send to single-chip microcomputer.
Control message the second memory module 460, for creating after described message send queue in described message queue creation module, need to send to the control message of described microprocessor to be stored in message send queue.Concrete, when intelligent terminal has the control message that need to send to single-chip microcomputer, control message the second memory module 460 is stored in message send queue by described control message.
Control message sending module 470, for sending to described microprocessor by serial communication by the control message of described message send queue.
Optionally, the above-mentioned process transmitting control message by serial communication, its embodiment can be: control message sending module 470 writes the second device node file by the control message in described message send queue, so that described microprocessor reads described control message from the second device node file.It is to be noted, described the second device node file refers to, when in intelligent terminal, Android system starts, system /dev catalogue under another device node file of carry, control message sending module 470 can directly write control message to the second device node file, and single-chip microcomputer also can directly read above-mentioned control message from the second device node file.Concrete, control message sending module 470 writes the second device node file by control message, and single-chip microcomputer directly reads described control message from the second device node file, and carries out the instruction that control message is corresponding.
Intelligent terminal is by resolving other microprocessors send be stored in the control message in message queue and carry out corresponding control command, solve the problem that intelligent terminal and other microprocessor can not data interactions, realize high efficiency, high-precision data interaction between the two, and promote the derivative of other new product, new function.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method, to come the hardware that instruction is relevant to complete by computer program, described program can be stored in a computer read/write memory medium, this program, when carrying out, can comprise as the flow process of the embodiment of above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
Above disclosed is only preferred embodiment of the present invention, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the claims in the present invention, still belongs to the scope that the present invention is contained.
Claims (12)
1. a method for data interaction, is characterized in that, described method comprises:
Intelligent terminal receives the control message that microprocessor sends by serial communication;
The control message that intelligent terminal sends described microprocessor is stored in message queue;
Intelligent terminal is resolved the control message in described message queue, carries out corresponding control command.
2. the method for claim 1, is characterized in that, the control message that described intelligent terminal sends described microprocessor also comprises before being stored in message queue:
Intelligent terminal creates message sink queue and message send queue;
The data that described intelligent terminal sends described microprocessor are stored in message queue and comprise:
The data that intelligent terminal sends described microprocessor are stored in message sink queue.
3. the method for claim 1, is characterized in that, described based on serial communication, and the data that receive microprocessor transmission also comprise before:
Intelligent terminal and described microprocessor are set up described serial communication.
4. the method for claim 1, is characterized in that, the control message that described intelligent terminal reception microprocessor sends by serial communication comprises:
Intelligent terminal reads the control message that described microprocessor writes from the first device node file.
5. method as claimed in claim 2, is characterized in that, after the queue of described establishment message sink and message send queue, also comprises:
Intelligent terminal need to send to the control message of described microprocessor to be stored in message send queue;
Intelligent terminal sends to described microprocessor by serial communication by the control message in described message send queue.
6. method as claimed in claim 5, is characterized in that, described intelligent terminal sends to described microprocessor to comprise the control message in described message send queue by serial communication:
Control message in described message send queue is write to the second device node file, so that described microprocessor reads described control message from the second device node file.
7. an intelligent terminal for data interaction, is characterized in that, described intelligent terminal comprises:
Control message receiver module, the control message sending by serial communication for receiving microprocessor;
Control message the first memory module, is stored in message queue for the control message that described microprocessor is sent;
Control command Executive Module, for resolving the control message of described message queue, carries out corresponding control command.
8. intelligent terminal as claimed in claim 7, is characterized in that, described intelligent terminal also comprises:
Message queue creation module, for creating message sink queue and message send queue;
The described data that described microprocessor is sent are stored in message queue and comprise:
The data that described microprocessor is sent are stored in message sink queue.
9. intelligent terminal as claimed in claim 7, is characterized in that, described intelligent terminal also comprises:
Serial communication is set up module, for setting up described serial communication with described microprocessor.
10. intelligent terminal as claimed in claim 7, is characterized in that, the control message that described reception microprocessor sends by serial communication comprises:
From the first device node file, read the control message that described microprocessor writes.
11. described intelligent terminals as claimed in claim 8, is characterized in that, described intelligent terminal also comprises:
Control message the second memory module, for creating after described message send queue in described message queue creation module, need to send to the control message of described microprocessor to be stored in message send queue;
Control message sending module, for sending to described microprocessor by serial communication by the control message of described message send queue.
12. intelligent terminals as claimed in claim 11, is characterized in that, describedly by serial communication, send to described microprocessor to comprise the control message in described message send queue:
Control message in described message send queue is write to the second device node file, so that described microprocessor reads described control message from the second device node file.
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| CN115442177A (en) * | 2022-08-22 | 2022-12-06 | 远峰科技股份有限公司 | Data communication method and device of CAN (controller area network) |
| CN115442177B (en) * | 2022-08-22 | 2023-09-29 | 远峰科技股份有限公司 | Data communication method and device of CAN (controller area network) |
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