CN108429789A - A kind of mobile wireless network communication system and method based on automatic vending machine - Google Patents
A kind of mobile wireless network communication system and method based on automatic vending machine Download PDFInfo
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- CN108429789A CN108429789A CN201810105335.8A CN201810105335A CN108429789A CN 108429789 A CN108429789 A CN 108429789A CN 201810105335 A CN201810105335 A CN 201810105335A CN 108429789 A CN108429789 A CN 108429789A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/568—Storing data temporarily at an intermediate stage, e.g. caching
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F9/00—Details other than those peculiar to special kinds or types of apparatus
- G07F9/002—Vending machines being part of a centrally controlled network of vending machines
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The present invention relates to Retail Operations pattern fields, and in particular to a kind of mobile wireless network communication system and method based on automatic vending machine, system include automatic vending machine unit according to instruction and the corresponding commodity information of selling goods, and the commodity bought are provided to buyer；Socket server units are used to safeguard the working condition of automatic vending machine, send instruction, and parse data information；Redis caching interaction layer units interact for realizing data information；Or for being cached to data；Background application server unit is for handling and managing data information.System and method provided by the invention, possess the server architecture of separation, socket servers, background application server, it is arranged in pairs or groups by high speed redis cache databases and mysql databases, so that interface business and apparatus control is detached, and be connected to reduce by redis databases and couple, the period is opened in shortening, system effectiveness is improved, the framework of separation can make Batch Processing block combiner or increase faster convenience newly.
Description
Technical field
The present invention relates to Retail Operations pattern fields, and in particular to a kind of mobile wireless network based on automatic vending machine is logical
Believe system and method.
Background technology
With the development of mobile payment and the growth of automatic vending machine quantity, the visit capacity that back-end services are born daily,
And the data volume of operation constantly increases.Caused result is exactly that background application service load is excessive and processing is slow, is more had very
Person leads to server crash.Greatly influence the operation of automatic vending machine.
Presently, there are many automatic vending machine communication system complex redundancies, it is inefficient, and concurrent limited amount, this
Limit the promotion and popularization of automatic vending machine.
Invention content
To overcome the above-mentioned prior art, there are communication system complex redundancies, inefficient, and it is concurrent it is a limited number of not
Foot, the present invention proposes a kind of mobile wireless network communication system based on automatic vending machine, specifically the system comprises：Automatically
Vending machine unit, socket server units, redis caching interaction layer units, background application server unit；
Automatic vending machine unit provides the commodity bought to buyer according to instruction and the corresponding commodity information of selling goods；
Socket server units, the working condition for safeguarding automatic vending machine send instruction, and parse data letter
Breath；
Redis caching interaction layer units, interact for realizing data information；
Or, for being cached to data；
Background application server unit, for handling and managing data information.
Further, the automatic vending machine unit includes cargo path module, control process module and DTU communication modules；
Cargo path module, for conveying the commodity bought and sending feedback data information to control process module；
Control process module, motor operation, data processing and service logic for controlling automatic vending machine；
The data inputted on serial ports are converted to network data by DTU communication modules by GPRS mode remote transmission data
Output is gone back.
Further, the control process module includes control panel and stm32 processor of single chip computer；
The control panel is used to control the electromechanical device operation of automatic vending machine；
The stm32 processor of single chip computer, the data processing for being responsible for automatic vending machine and service logic.
Further, the DTU communication modules using embedded OS, and encapsulate independent microcontroller, PPP group
Number agreement and ICP/IP protocol stack.
Further, the socket server units work operation process is multiplexed using asynchronous method and IO
The scheme of epoll.
Further, the redis cachings interaction layer unit is write using C language；
The speed that the redis cachings interaction layer unit is read is 110000 times/s, and the speed write is 81000 times/s.
Further, the background application server unit is equipped with derivative module, for completing the purchase commodity that place an order, and it is raw
At order and data.
In order to achieve the above objectives, the present invention also provides a kind of mobile wireless network communication means based on automatic vending machine,
It is characterized in that, described method includes following steps：
S1 obtains lower single purchase data information；
S2 reads automatic vending machine status information according to data information, and queue sends shipment mission bit stream；
S3 monitors queue mission bit stream, and is parsed into the data packet that automatic vending machine is received；
Network data is converted to serial data, and sends control process module to by S4；
S5 is parsed according to corresponding serial data demand and is made corresponding shipment action.
Further, the method further includes：
In step S1, order and data information are generated；
In step S2, identity information is sent to socket servers；
In step S3, by heartbeat packet keep-alive and automatic vending machine status information is sent.
Compared with prior art, the invention has the advantages that：
The present invention is based on the mobile wireless network communication systems and method of automatic vending machine, possess the server rack of separation
Structure, socket servers, background application server are arranged in pairs or groups by high speed redis cache databases and mysql databases, make to connect
Port service and apparatus control separation, and be connected to reduce by redis databases and couple, the period is opened in shortening, improves system
The framework of efficiency, separation can make Batch Processing block combiner or increase faster convenience newly.
Moreover, integrating Communication Control in one block of plate by terminal, the STM32 series of ARM CortexM3 is selected, and integrate
Independent DTU communication modules obtain Rapid Popularization with better performance, lower price, highly practical, are absorbed in core industry
Business, and cost-efficiently communication system is made come handle data communication and service interaction using tcp transmission+cache database
System scheme.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing；
Fig. 1 is present system block schematic illustration；
Fig. 2 is a kind of mobile wireless network Communication System Flow schematic diagram based on automatic vending machine of the present invention；
Fig. 3 is the method for the present invention step schematic diagram.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, it below by specific specific example and combines
Embodiments of the present invention are illustrated, those skilled in the art can understand this hair easily by content disclosed in the present specification
Bright further advantage and effect.The present invention also can be implemented or be applied by other different specific examples, in this specification
Every details also can be based on different viewpoints with application, carry out without departing from the spirit of the present invention it is various modification and change.
As shown in Figure 1, a kind of mobile wireless network communication system based on automatic vending machine, specifically includes automatic vending machine
Unit, socket (socket) server unit, redis (Key-Value databases) caching interaction layer units, background application clothes
Business device unit；
Automatic vending machine unit provides the commodity bought to buyer according to instruction and the corresponding commodity information of selling goods；
Socket (socket) server unit, the working condition for safeguarding automatic vending machine send instruction, and parse
Data information；Specifically, socket (socket) server unit operation principle：That is concrete management automatic vending machine socket
The server of (socket) connection；What it is in automatic vending machine foundation is long connection, and vending machine passes through heartbeat packet keep-alive, socket
(socket) server device is responsible for safeguarding the connecting of automatic vending machine, online and abnormal etc. states.Business function is to automatic selling
Cargo aircraft sends instruction, the data of parsing and processing from automatic vending machine.
Redis (Key-Value databases) caching interaction layer units, interact for realizing data information；Or, being used for logarithm
According to being cached；Specifically, redis (Key-Value databases) cachings interaction layer unit (referred to as, redis, redis database
Deng) operation principle is：Redis (Key-Value databases) be one increase income write using ANSI C languages, support network,
Can based on memory also can persistence log type, Key-Value databases, and provide the API of multilingual.In present system
Redis (Key-Value databases) is mainly that the function of utilizing it to provide is used to interact with other servers, or does the slow of data
It deposits, is a middleware.
Background application server unit, for handling and managing data information.Specifically, background application server unit master
It is responsible for the realization of automatic vending machine management system and operational system etc., is center, service center and the pipe of all data processings
Reason center.
In embodiments of the present invention, the automatic vending machine unit includes cargo path module, control process module and DTU communications
Module；
Cargo path module, for conveying the commodity bought and sending feedback data information to control process module；
Control process module, motor operation, data processing and service logic for controlling automatic vending machine；
The data inputted on serial ports are converted to network data by DTU communication modules by GPRS mode remote transmission data
Output is gone back.
Preferably, the control process module includes control panel and stm32 processor of single chip computer；The control panel is for controlling
The electromechanical device of automatic vending machine processed is run；The stm32 processor of single chip computer, the data processing for being responsible for automatic vending machine
With service logic.That is, control process module is automatic vending machine core, it is to be handled by control panel and stm32 microcontrollers
Device forms, and control panel can control the devices such as the motor of complete machine, and processor is responsible for data processing and the service logic of vending machine.
The DTU communication modules, using embedded OS, and encapsulate independent microcontroller, PPP dialing protocols and
ICP/IP protocol stack.Specifically, DTU communication modules (abbreviation DTU) operation principle：Using low power dissipation design, pass through GPRS modes
Remote transmission data encapsulate independent microcontroller, PPP dialing protocols and ICP/IP protocol stack and have embedded operation system
System, it is provided the agreement of the control and configuration transmitted based on serial ports, the data inputted on serial ports is converted to network in work
Data output is gone back, and vice versa.
In embodiments of the present invention, socket (socket) the server unit work operation process uses asynchronous method
The scheme of epoll is multiplexed with IO.
Redis (Key-Value databases) the caching interaction layer unit is write using C language；Preferably, described
The speed that redis (Key-Value databases) caching interaction layer units are read is 110000 times/s, and the speed write is 81000 times/s.
The background application server unit is equipped with derivative module, for completing the purchase commodity that place an order, and generate order and
Data.Specifically, the public platform/h5 pages/small routine is exactly the derivative of background application server, as the mould for realizing service logic
There are the commodity that i.e. client, operation maintenance personnel or user were managed or bought specific vending machine by them in block.
Preferably, in a system of the invention, concrete operating principle is as follows：Control process mould is configured to DTU by agreement and is taken
Business device address and port, DTU can remember it, realize broken string Auto-reconnect, and configuration result is returned to control process module.
After being connected to socket (socket) server unit, identity information is sent to socket (socket) and taken by control process module
Business device unit, just adds the online machine of system, and pass through heartbeat packet keep-alive and distribution of machine state after being verified；
Socket (socket) server units are handed over by redis (Key-Value databases) with background application server unit
Mutually, background application server unit then handles all data and business, and is carried to the public platform/h5 pages/small routine service module
For interface, each standalone module or server are strung and efficiently cooperated.
That is, user is placed an order by the public platform/h5 pages/small routine after buying commodity, it will be in background application service
Device unit generates order and data, background application server unit pass through redis (Key-Value databases) read machine shape
State, and send shipment task to redis (Key-Value databases) queue.Socket (socket) server unit is monitored
Redis (Key-Value databases) queue, is parsed into the data packet that automatic vending machine is received, and pass through after taking task
Soket (socket) is sent to the DTU of automatic vending machine, and network data is converted to serial data and is transmitted to control process mould by DTU
Block, the request of control process modular terminal response data, finally parses and makes corresponding action at this time.
Specifically, as shown in Fig. 2, automatic vending generator terminal includes cargo path, control is formed with processing module and DTU module,
In, in cargo path be equipped with motor, be connected with control process module using TTL serial ports, often successfully turn around can send feedback signal to
Control process module；Control process module is the core of automatic vending machine, and DTU is separate network module, passes through TTL between them
With COM serial port interaction data, automatic vending machine is connected with socket (socket) server by tcp, with background application service
Device carries out service interaction by redis (Key-Value databases) database.
Background application server then provides functions of modules and various interfaces, and modules can also cooperate independently of each other
Complete work.
Preferably, terminal integrates Communication Control in one block of plate, the STM32 series of ARM CortexM3 is selected, and integrated only
Vertical DTU communication modules obtain Rapid Popularization with better performance, lower price, highly practical, are absorbed in core business,
Using tcp transmission+cache database come handle data communication and service interaction, cost-efficiently communication system scheme is made.
Correspondingly, the DTU module of terminal is integrated but mutual indepedent with control process module, and the advantage that integrated belt comes is more
Stablize, occupied space very little, DTU carries microcontroller and ensure that communication module is independent of each other with control module, and DTU communication modules are logical
Cross agreement (serial data transmitted in both directions；Serial ports transmission configuration DTU orders；Serial ports interrupt function) with core processing module cooperate with work
Make, and general network module is different from by serial ports (type baud rate is 57600) transmission data and operational order, DTU, it
Only it is condensed into core and necessary communication function, that is to say, that be internally integrated ICP/IP protocol stack：DTU enclosed insides PPP is dialled
Number agreement and ICP/IP protocol stack, and have embedded OS, it has GPRS and dials up on the telephone and TCP/IP data
The function of communication.
In embodiments of the present invention, serial data bi-directional conversion function (including configuration order) is also provided：Specifically, DTU
Serial communication interface is provided, the initial data on serial ports, which is converted into TCP/IP data packets, to be sent, and can also will be received
Data sent back by serial ports, therefore efficiency and cost Equilibrium can configure socket (socket) server to optimal to DTU
Address simultaneously connects transmission data.In addition also have and download file, transceiving data packet function.
DTU is communicated using Transmission Control Protocol with socket (socket) server, is led to by the reliable agreement of simplification
Letter, preferably, reliable and stable in order to realize, data packet is by head packet+data volume+tail packet form tissue, and byte packet all passes through
Algorithm carries out encryption and decryption, and needs just connect socket (socket) clothes by pre-registered ID verifications when terminal connection
Business device, on the basis of ensure that safety, communication flows is also greatly reduced.
In embodiments of the present invention, socket (socket) server is absorbed in processing and is interacted with machine, and core is all adopted
It is realized with asynchronous method, it is specifically, asynchronous to show as：Modules are all independent thread or process.Link block processing
Request is dealt into authentication module and is authenticated by user's connection request, certification by the thread that continues that is sent to monitored.In addition
Also send command module can to connection certification by machine carry out instruction operation.Modules are all asynchronous progress.
The problem of also using IO to multiplex the scheme of epoll simultaneously, handling a large amount of handle data request Concurrencies well, preferably,
According to above-mentioned asynchronous flow, when handling high concurrent situation, epoll (IO multiplexings) is more flexible, is limited without descriptor
IO efficiency does not increase and linear decline with FD numbers.Epoll (IO multiplexings) manages multiple retouch using a filec descriptor
Symbol is stated, accelerates the message transmission of kernel and user's space using mmap (a kind of method of Memory Mapping File)：By customer relationship
The event of filec descriptor be stored in an event table of kernel, only needed in the copy of user's space and kernel spacing in this way
Once, it can significantly improve system CPU utilization rate of program in the case of only a small amount of active in largely concurrently connecting, without
With all FD of traversal；
Correspondingly, service interaction is carried out by redis (Key-Value databases) and upper-layer service module, uses redis
Productive consumption model is established in the queue of (Key-Value databases), that is, establishes productive consumption queue：It is produced by background application server
Raw order executes instruction, and is put into redis (Key-Value databases) queue.Socket (socket) servers are from redis
(Key-Value databases) queue, which is taken, operates corresponding automatic vending machine after executing instruction.Vending machine executes state
After submitting to socket (socket) server, then it is put into redis (Key-Value databases) order and executes in state queue,
It is handled by background application server, in embodiments of the present invention, due to being key-value storage systems, and is stored in interior
It deposits, has the characteristics of quick access, and can be with persistence, preferable satisfaction and this suitable set system.
Coupling is reduced using redis (Key-Value databases) self character, balances data between different server
The problem of safety and speed, specifically, redis (Key-Value databases) self character includes that readwrite performance is excellent, preferably
Ground, the speed that Redis (Key-Value databases) can be read are 110000 times/s, and the speed write is 81000 times/s.Secondly,
Redis (Key-Value databases) not only supports the data of simple key-value types, while also providing list, set,
The storage of the data structures such as zset, hash.
All operations of atom-Redis (Key-Value databases) are all atomicities, while Redis (Key-Value
Database) also support it is complete to several operations and after atomicity execute；Correspondingly, also support data persistence, support AOF and
Two kinds of persistence modes of RDB support leader follower replication, host that can data be synchronized to slave automatically, can be written and read separation.
That is, being by what the above characteristic was brought：Improve performance, searching data faster, data manipulation atom letter,
Without locking resource, persistence is safer plus active and standby synchrodata.
As shown in figure 3, the present invention also provides a kind of mobile wireless network communication means based on automatic vending machine, specifically
Include the following steps：
S1 obtains lower single purchase data information；
S2 reads automatic vending machine status information according to data information, and queue sends shipment mission bit stream；
S3 monitors queue mission bit stream, and is parsed into the data packet that automatic vending machine is received；
Network data is converted to serial data, and sends control process module to by S4；
S5 is parsed according to corresponding serial data demand and is made corresponding shipment action.
Correspondingly, the method further includes：
In step S1, order and data information are generated；
In step S2, identity information is sent to socket (socket) server；
In step S3, by heartbeat packet keep-alive and automatic vending machine status information is sent.
The present invention is based on the mobile wireless network communication systems and method of automatic vending machine, possess the server rack of separation
Structure, socket (socket) server, background application server are data cached by high speed redis (Key-Value databases)
Library and the collocation of mysql (relevant database) database, make interface business and apparatus control detach, and pass through redis (Key-
Value databases) database is connected reduction coupling, and shortening opens the period, improves system effectiveness, and the framework of separation can make backstage
Business module combines or increases newly faster convenience.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is clear that above-mentioned reality of the invention
It is only to clearly illustrate example of the present invention, rather than a limitation of the embodiments of the present invention to apply example.For
For those of ordinary skill in the art, other various forms of variations or change can also be made on the basis of the above description
It is dynamic.There is no need and unable to pair thus embodiment be exhaustive.All within the spirits and principles of the present invention, appoint made by
What modifications, equivalent substitutions and improvements etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of mobile wireless network communication system based on automatic vending machine, which is characterized in that the system comprises：Automatic selling
Cargo aircraft unit, socket server units, redis caching interaction layer units, background application server unit；
Automatic vending machine unit provides the commodity bought to buyer according to instruction and the corresponding commodity information of selling goods；
Socket server units, the working condition for safeguarding automatic vending machine send instruction, and parse data information；
Redis caching interaction layer units, interact for realizing data information；
Or, for being cached to data；
Background application server unit, for handling and managing data information.
2. a kind of mobile wireless network communication system based on automatic vending machine according to claim 1, which is characterized in that institute
It includes cargo path module, control process module and DTU communication modules to state automatic vending machine unit；
Cargo path module, for conveying the commodity bought and sending feedback data information to control process module；
Control process module, motor operation, data processing and service logic for controlling automatic vending machine；
The data inputted on serial ports are converted to network data output by DTU communication modules by GPRS mode remote transmission data
It goes back.
3. a kind of mobile wireless network communication system based on automatic vending machine according to claim 2, which is characterized in that institute
It includes control panel and stm32 processor of single chip computer to state control process module；
The control panel is used to control the electromechanical device operation of automatic vending machine；
The stm32 processor of single chip computer, the data processing for being responsible for automatic vending machine and service logic.
4. a kind of mobile wireless network communication system based on automatic vending machine according to claim 2, which is characterized in that institute
DTU communication modules are stated, using embedded OS, and encapsulate independent microcontroller, PPP dialing protocols and ICP/IP protocol
Stack.
5. a kind of mobile wireless network communication system based on automatic vending machine according to claim 1, which is characterized in that institute
State scheme of the socket server units work operation process using asynchronous method and IO multiplexings epoll.
6. a kind of mobile wireless network communication system based on automatic vending machine according to claim 1, which is characterized in that institute
Redis caching interaction layer units are stated to write using C language；
The speed that the redis cachings interaction layer unit is read is 110000 times/s, and the speed write is 81000 times/s.
7. a kind of mobile wireless network communication system based on automatic vending machine according to claim 1, which is characterized in that institute
It states background application server unit and is equipped with derivative module, for completing the purchase commodity that place an order, and generate order and data.
8. a kind of mobile wireless network communication means based on automatic vending machine, is characterized in that, described method includes following steps：
S1 obtains lower single purchase data information；
S2 reads automatic vending machine status information according to data information, and queue sends shipment mission bit stream；
S3 monitors queue mission bit stream, and is parsed into the data packet that automatic vending machine is received；
Network data is converted to serial data, and sends control process module to by S4；
S5 is parsed according to corresponding serial data demand and is made corresponding shipment action.
9. a kind of mobile wireless network communication means based on automatic vending machine according to claim 8, which is characterized in that institute
The method of stating further includes：
In step S1, order and data information are generated；
In step S2, identity information is sent to socket servers；
In step S3, by heartbeat packet keep-alive and automatic vending machine status information is sent.
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| CN109859386A (en) * | 2019-02-02 | 2019-06-07 | 湖南金码云链科技有限公司 | A kind of industrial computer and vending machine two-way communication and system |
| CN110443638A (en) * | 2019-07-16 | 2019-11-12 | 广州微米物联网科技有限公司 | A kind of intelligent vending machine approaches to IM and system based on sports center |
| CN110456697A (en) * | 2019-07-31 | 2019-11-15 | 浪潮金融信息技术有限公司 | A kind of SCM Based intelligent vending machine control program |
| CN111445622A (en) * | 2020-03-24 | 2020-07-24 | 安庆咖来菲去物联网科技有限公司 | Vending machine, control method thereof, electronic device and readable storage medium |
| CN112182094A (en) * | 2019-07-01 | 2021-01-05 | 成都启英泰伦科技有限公司 | Big data distributed storage method in voice data character text form |
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