CN109309676A - Data transmission terminal, data receiver, data processing system and method - Google Patents
Data transmission terminal, data receiver, data processing system and method Download PDFInfo
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- CN109309676A CN109309676A CN201811138459.2A CN201811138459A CN109309676A CN 109309676 A CN109309676 A CN 109309676A CN 201811138459 A CN201811138459 A CN 201811138459A CN 109309676 A CN109309676 A CN 109309676A
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/06—Notations for structuring of protocol data, e.g. abstract syntax notation one [ASN.1]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/03—Protocol definition or specification
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/26—Special purpose or proprietary protocols or architectures
Abstract
It includes: data transmission terminal and data receiver that the present invention, which provides a kind of data transmission terminal, data receiver, data processing system and method, the system,；The data transmission terminal is used for: pending data is sent to data receiver according to preset communication protocol；The data receiver is used for: receiving the pending data according to preset communication protocol；The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein, the packet header includes an invisible character start bit and two hexadecimal length, the data field includes pending data, the packet tail includes an invisible character stop bit, the length indicates the byte number of pending data, and the pending data is divided into multiple data item that need to be transmitted, is separated between the multiple data item using preset characters.Communications protocol under the simple business scenario of this programme specification between system provides Reliability Assurance for system operation.
Description
Technical field
The present invention relates to technical field of information interaction, in particular to a kind of data transmission terminal, data receiver, data processing
System and method.
Background technique
In simple business scenario, for the information exchange between canonical system, it is necessary to define a set of simple communication
Agreement, for guaranteeing the reliable of information exchange and specification.Simple treating method is between system and system according to business at present
It needs mutually to arrange one using communications protocol, meets business needs and be sufficient.But it is this mutual about according to business needs
Fixed application communications protocol is very simple, coarse and lack of standardization.
Summary of the invention
The embodiment of the invention provides a kind of data transmission terminal, data receiver, data processing system and method, specifications
Communications protocol under simple business scenario between system provides Reliability Assurance for system operation.
Data processing method provided in an embodiment of the present invention includes:
Generate pending data；
Pending data is sent to data receiver according to preset communication protocol；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header includes one
Invisible character start bit and two hexadecimal length, the data field include pending data, and the packet tail includes one
The invisible character stop bit in position, the length indicate the byte number of pending data；The pending data, which is divided into, multiple to be needed to pass
Defeated data item is separated using preset characters between the multiple data item.
Data transmission terminal provided in an embodiment of the present invention includes:
Data generating module, for generating pending data；
Data transmission blocks, for pending data to be sent to data receiver according to preset communication protocol；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header includes one
Invisible character start bit and two hexadecimal length, the data field include pending data, and the packet tail includes one
The invisible character stop bit in position, the length indicate the byte number of pending data；The pending data, which is divided into, multiple to be needed to pass
Defeated data item is separated using preset characters between the multiple data item.
Data processing method provided in an embodiment of the present invention includes:
It is received according to preset communication protocol and reads pending data；
The pending data is performed corresponding processing；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header includes one
Invisible character start bit and two hexadecimal length, the data field include pending data, and the packet tail includes one
The invisible character stop bit in position, the length indicate the byte number of pending data；The pending data, which is divided into, multiple to be needed to pass
Defeated data item is separated using preset characters between the multiple data item.
Data receiver provided in an embodiment of the present invention includes:
Data receiver read module, for being received according to preset communication protocol and reading pending data；
Data processing module, for being performed corresponding processing to the pending data；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header includes one
Invisible character start bit and two hexadecimal length, the data field include pending data, and the packet tail includes one
The invisible character stop bit in position, the length indicate the byte number of pending data；The pending data, which is divided into, multiple to be needed to pass
Defeated data item is separated using preset characters between the multiple data item.
Data processing system provided in an embodiment of the present invention includes: data transmission terminal and data receiver；
The data transmission terminal is used for: pending data is sent to data receiver according to preset communication protocol；
The data receiver is used for: receiving the pending data according to preset communication protocol；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header includes one
Invisible character start bit and two hexadecimal length, the data field include pending data, and the packet tail includes one
The invisible character stop bit in position, the length indicate the byte number of pending data；The pending data, which is divided into, multiple to be needed to pass
Defeated data item is separated using preset characters between the multiple data item.
Data processing method provided in an embodiment of the present invention includes:
Pending data is sent to data receiver according to preset communication protocol by data transmission terminal；
Data receiver receives the pending data according to preset communication protocol；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header includes one
Invisible character start bit and two hexadecimal length, the data field include pending data, and the packet tail includes one
The invisible character stop bit in position, the length indicate the byte number of pending data；The pending data, which is divided into, multiple to be needed to pass
Defeated data item is separated using preset characters between the multiple data item.
In embodiments of the present invention, it is specified that the communication protocol that data are transmitted between data transmission terminal and data receiver,
The communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header includes an invisible character start bit
With two hexadecimal length, the data field includes pending data, and the packet tail includes that an invisible character terminates
Position, the length indicate the byte number of pending data；The pending data is divided into multiple data item that need to be transmitted, described more
It is separated between a data item using preset characters.Compared with prior art, system under the simple business scenario of specification of the present invention
Between communications protocol, for system operation provide Reliability Assurance.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of data processing method flow chart provided in an embodiment of the present invention (from data transmission terminal angle)；
Fig. 2 is a kind of data transmission terminal structural block diagram provided in an embodiment of the present invention；
Fig. 3 is a kind of data processing method flow chart provided in an embodiment of the present invention (from data receiver angle)；
Fig. 4 is a kind of data receiver structural block diagram provided in an embodiment of the present invention；
Fig. 5 is a kind of data processing system structural block diagram provided in an embodiment of the present invention；
Fig. 6 is a kind of communication protocol each section composition schematic diagram provided in an embodiment of the present invention；
Fig. 7 is a kind of data processing method flow chart provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
It needs mutually agreement one to apply communications protocol according to business between existing system and system, meets business need
It wants, but this application communications protocol for needing mutually to arrange according to business is very simple, coarse and lack of standardization, is based on this, this hair
It is bright to propose a kind of data processing system and method, wherein defining what data between data transmission terminal and data receiver were transmitted
Communication protocol has standardized the communications protocol under simple business scenario between system, provides Reliability Assurance for system operation.
In embodiments of the present invention, a kind of data processing method (from data transmission terminal angle) is provided, as shown in Figure 1,
The data processing method includes:
Step 101: generating pending data；
Step 102: pending data is sent to data receiver according to preset communication protocol；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header includes one
Invisible character start bit and two hexadecimal length, the data field include pending data, and the packet tail includes one
The invisible character stop bit in position, the length indicate the byte number of pending data；The pending data, which is divided into, multiple to be needed to pass
Defeated data item is separated using preset characters between the multiple data item.
Based on the same inventive concept, a kind of data transmission terminal, such as the following examples are additionally provided in the embodiment of the present invention
It is described.Since the principle that data transmission terminal solves the problems, such as is similar to data processing method (from data transmission terminal angle), number
It may refer to the implementation of data processing method (from data transmission terminal angle) according to the implementation of transmission end, overlaps will not be repeated.
As shown in Fig. 2, the data transmission terminal includes:
Data generating module 201, for generating pending data；
Data transmission blocks 202, for pending data to be sent to data receiver according to preset communication protocol；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header includes one
Invisible character start bit and two hexadecimal length, the data field include pending data, and the packet tail includes one
The invisible character stop bit in position, the length indicate the byte number of pending data；The pending data, which is divided into, multiple to be needed to pass
Defeated data item is separated using preset characters between the multiple data item.
In embodiments of the present invention, it additionally provides and provides a kind of data processing method (from data receiver angle), such as
Shown in Fig. 3, which includes:
Step 301: being received according to preset communication protocol and read pending data；
Step 302: the pending data is performed corresponding processing；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header includes one
Invisible character start bit and two hexadecimal length, the data field include pending data, and the packet tail includes one
The invisible character stop bit in position, the length indicate the byte number of pending data；The pending data, which is divided into, multiple to be needed to pass
Defeated data item is separated using preset characters between the multiple data item.
Based on the same inventive concept, a kind of data receiver, such as the following examples are additionally provided in the embodiment of the present invention
It is described.Since the principle that data receiver solves the problems, such as is similar to data processing method (from data receiver angle), number
It may refer to the implementation of data processing method (from data receiver angle) according to the implementation of receiving end, overlaps will not be repeated.
As shown in figure 4, the data receiver includes:
Data receiver read module 401, for being received according to preset communication protocol and reading pending data；
Data processing module 402, for being performed corresponding processing to the pending data；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header includes one
Invisible character start bit and two hexadecimal length, the data field include pending data, and the packet tail includes one
The invisible character stop bit in position, the length indicate the byte number of pending data；The pending data, which is divided into, multiple to be needed to pass
Defeated data item is separated using preset characters between the multiple data item.
In embodiments of the present invention, a kind of data processing system is provided accordingly, as shown in figure 5, the data processing system
System includes: data transmission terminal recited above and the data receiver；
The data transmission terminal is used for: pending data is sent to data receiver according to preset communication protocol；
The data receiver is used for: receiving the pending data according to preset communication protocol；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header includes one
Invisible character start bit and two hexadecimal length, the data field include pending data, and the packet tail includes one
The invisible character stop bit in position, the length indicate the byte number of pending data；The pending data, which is divided into, multiple to be needed to pass
Defeated data item is separated using preset characters between the multiple data item.
Specifically, the value for the invisible character start bit that the packet header includes is 0x02.The packet tail include one
The value of the invisible character stop bit in position is 0x03.The pending data is divided into multiple data item that need to be transmitted, the multiple number
It is separated according between item using preset characters, which is " | ".The value of the check bit is by packet header, data field and packet tail
Data are by turn obtained by exclusive or.Communication protocol each section composition is as shown in Figure 6.Wherein, it STX: indicates packet, ETX: indicating packet tail.This
A little component parts are all critically important, ensure that the integrality of communication body, reliability and easily parsing.
Specifically, the main processing steps of data interaction are as follows under simple business scenario:
1) data transmission terminal:
11) packet header is organized, specific code sample is as follows:
12) data field is organized, is separated with ' | ' between each data item；
13) packet tail is organized；
14) check value is calculated, code sample is as follows
2) data receiving terminal:
21) it reads packet header, take out data field length；
22) data field of designated length is read, and is parsed,
Code sample is as follows:
23) packet tail is read；
24) check bit is read, and verifies the check value of reading.
Based on the same inventive concept, a kind of data processing method is additionally provided in the embodiment of the present invention, such as following implementation
Described in example.Since the principle that data processing method solves the problems, such as is similar to data processing system, the reality of data processing method
The implementation that may refer to data processing system is applied, overlaps will not be repeated.
Fig. 7 is the data processing method flow chart of the embodiment of the present invention, as shown in fig. 7, comprises:
Step 701: pending data is sent to data receiver according to preset communication protocol by data transmission terminal；
Step 702: data receiver receives the pending data according to preset communication protocol；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header includes one
Invisible character start bit and two hexadecimal length, the data field include pending data, and the packet tail includes one
The invisible character stop bit in position, the length indicate the byte number of pending data；The pending data, which is divided into, multiple to be needed to pass
Defeated data item is separated using preset characters between the multiple data item.
In embodiments of the present invention, the value for the invisible character start bit that the packet header includes is 0x02.The packet
The value for the invisible character stop bit that tail includes is 0x03.The value of the check bit by packet header, data field and packet tail number
According to obtained by exclusive or by turn.
In conclusion invention provides for the communication protocol that data between data transmission terminal and data receiver are transmitted, it should
Communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header include invisible character start bit and
Two hexadecimal length, the data field include pending data, and the packet tail includes an invisible character stop bit,
The length indicates the byte number of pending data；The pending data is divided into multiple data item that need to be transmitted, the multiple
It is separated between data item using preset characters.Compared with prior art, under the simple business scenario of specification of the present invention system it
Between communications protocol, for system operation provide Reliability Assurance.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the embodiment of the present invention can have various modifications and variations.All within the spirits and principles of the present invention, made
Any modification, equivalent substitution, improvement and etc. should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of data processing method characterized by comprising
Generate pending data；
Pending data is sent to data receiver according to preset communication protocol；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header can not including one
See character start bit and two hexadecimal length, the data field includes pending data, the packet tail include one not
Character visible stop bit, the length indicate the byte number of pending data；The pending data, which is divided into, multiple need to transmit
Data item is separated using preset characters between the multiple data item.
2. data processing method as described in claim 1, which is characterized in that the invisible character that the packet header includes rises
The value of beginning position is 0x02, and the value for the invisible character stop bit that the packet tail includes is 0x03；The value of the check bit by
The data in packet header, data field and packet tail are by turn obtained by exclusive or.
3. a kind of data transmission terminal characterized by comprising
Data generating module, for generating pending data；
Data transmission blocks, for pending data to be sent to data receiver according to preset communication protocol；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header can not including one
See character start bit and two hexadecimal length, the data field includes pending data, the packet tail include one not
Character visible stop bit, the length indicate the byte number of pending data；The pending data, which is divided into, multiple need to transmit
Data item is separated using preset characters between the multiple data item.
4. data transmission terminal as claimed in claim 3, which is characterized in that the invisible character starting that the packet header includes
The value of position is 0x02, and the value for the invisible character stop bit that the packet tail includes is 0x03；The value of the check bit is by wrapping
The data of head, data field and packet tail are by turn obtained by exclusive or.
5. a kind of data processing method characterized by comprising
It is received according to preset communication protocol and reads pending data；
The pending data is performed corresponding processing；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header can not including one
See character start bit and two hexadecimal length, the data field includes pending data, the packet tail include one not
Character visible stop bit, the length indicate the byte number of pending data；The pending data, which is divided into, multiple need to transmit
Data item is separated using preset characters between the multiple data item.
6. data processing method as claimed in claim 5, which is characterized in that the invisible character that the packet header includes rises
The value of beginning position is 0x02, and the value for the invisible character stop bit that the packet tail includes is 0x03；The value of the check bit by
The data in packet header, data field and packet tail are by turn obtained by exclusive or.
7. a kind of data receiver characterized by comprising
Data receiver read module, for being received according to preset communication protocol and reading pending data；
Data processing module, for being performed corresponding processing to the pending data；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header can not including one
See character start bit and two hexadecimal length, the data field includes pending data, the packet tail include one not
Character visible stop bit, the length indicate the byte number of pending data；The pending data, which is divided into, multiple need to transmit
Data item is separated using preset characters between the multiple data item.
8. data receiver as claimed in claim 7, which is characterized in that the invisible character starting that the packet header includes
The value of position is 0x02, and the value for the invisible character stop bit that the packet tail includes is 0x03；The value of the check bit is by wrapping
The data of head, data field and packet tail are by turn obtained by exclusive or.
9. a kind of data processing system characterized by comprising data transmission terminal described in claims 1 to 3, claim
Data receiver described in 4-6；
The data transmission terminal is used for: pending data is sent to data receiver according to preset communication protocol；
The data receiver is used for: receiving the pending data according to preset communication protocol；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header can not including one
See character start bit and two hexadecimal length, the data field includes pending data, the packet tail include one not
Character visible stop bit, the length indicate the byte number of pending data；The pending data, which is divided into, multiple need to transmit
Data item is separated using preset characters between the multiple data item.
10. a kind of data processing method characterized by comprising
Pending data is sent to data receiver according to preset communication protocol by data transmission terminal；
Data receiver receives the pending data according to preset communication protocol；
The preset communication protocol includes: packet header, data field, packet tail and check bit, wherein the packet header can not including one
See character start bit and two hexadecimal length, the data field includes pending data, the packet tail include one not
Character visible stop bit, the length indicate the byte number of pending data；The pending data, which is divided into, multiple need to transmit
Data item is separated using preset characters between the multiple data item.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811138459.2A CN109309676A (en) | 2018-09-28 | 2018-09-28 | Data transmission terminal, data receiver, data processing system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811138459.2A CN109309676A (en) | 2018-09-28 | 2018-09-28 | Data transmission terminal, data receiver, data processing system and method |
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| CN110244604A (en) * | 2019-05-29 | 2019-09-17 | 北京大豪科技股份有限公司 | Data transmission method, device, electronic equipment and storage medium |
| CN111193696A (en) * | 2019-08-01 | 2020-05-22 | 腾讯科技（深圳）有限公司 | Data transmitting method, data receiving method, data transmitting device, data receiving device, computer equipment and storage medium |
| CN113645142A (en) * | 2021-07-14 | 2021-11-12 | 远景智能国际私人投资有限公司 | Data transmission method, device and system |
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Application publication date: 20190205 |