CN108710586A - Two serial servers with DTU functions - Google Patents
Two serial servers with DTU functions Download PDFInfo
- Publication number
- CN108710586A CN108710586A CN201810477869.3A CN201810477869A CN108710586A CN 108710586 A CN108710586 A CN 108710586A CN 201810477869 A CN201810477869 A CN 201810477869A CN 108710586 A CN108710586 A CN 108710586A
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- Prior art keywords
- serial
- module
- band
- master controller
- servers
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/10—Program control for peripheral devices
- G06F13/12—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor
- G06F13/124—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware is a sequential transfer control unit, e.g. microprocessor, peripheral processor or state-machine
- G06F13/128—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware is a sequential transfer control unit, e.g. microprocessor, peripheral processor or state-machine for dedicated transfers to a network
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0002—Serial port, e.g. RS232C
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/38—Universal adapter
- G06F2213/3808—Network interface controller
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Small-Scale Networks (AREA)
Abstract
The invention discloses two serial servers with DTU functions, including：Master controller and respectively ethernet module, wireless network module and the serial port module with master controller coupling, to realize the mutual conversion and transmission of rs 232 serial interface signal and network signal；Ethernet module and the network module that wireless network module is serial server, realize wired and wireless data transmission, serial port module includes serial ports expansion module and serial ports processing circuit, include two independent serial line interfaces in serial ports expansion module, and serial ports processing circuit is coupled on each serial line interface, master controller uses STM32F107-VCT6 chips.Two serial server overcomes serial server in the prior art to have a single function, typically just carried out data transmission by Ethernet, it is unfavorable for remotely using, using extremely limiting to, and jamproof energy force difference, serial ports is vulnerable to the interference of signal, so as to cause communicating interrupt, the problem of seriously affecting the life of equipment.
Description
Technical field
The present invention relates to serial server fields, and in particular, to a kind of two serial servers of band DTU functions.
Background technology
With the development of science and technology with technology of Internet of things fast development, more and more bottom ends equipment needs be connected into
Too net by data to reach master control computer room.Simultaneously with the rapid development of electronic technology and network communications technology, serial communication
It gradually applies in every field, permeates in many aspects such as telecommunications, electric power, Industry Controls.Serial communication refers to bottom end equipment
Data data are reached into host computer in a serial fashion.Realize host computer to bottom end device data acquisition, analysis, processing.With
Various applications, the requirement of transmission requirement data collecting system function more and more comprehensively, increasingly facilitates.The system of data acquisition at present
There is a kind of relatively advanced networking technology in system, that is, passes through serial port networked server.
Serial server in the prior art has a single function, and is typically just carried out data transmission by Ethernet, is unfavorable for
It is long-range to use, using extremely limiting to, and it is jamproof can force difference, serial ports is vulnerable to the interference of signal, so as to cause communicating interrupt,
Seriously affect the life of equipment.
Therefore it provides a kind of in use there is wireless transmission function to make to facilitate user remotely to be used
Range is wider, and serial ports be not easily susceptible to the band DTU functions of the interference of signal two serial servers be the present invention there is an urgent need for
It solves the problems, such as.
Invention content
In view of the above technical problems, the purpose of the present invention is overcoming serial server in the prior art to have a single function, one
As carry out data transmission simply by Ethernet, be unfavorable for remotely using, using extremely limiting to, and it is jamproof can force difference, string
Mouth is vulnerable to the interference of signal, so as to cause communicating interrupt, the problem of seriously affecting the life of equipment, to provide one kind
There is wireless transmission function in use, to facilitate user remotely to be used, the range used is wider, and serial ports
It is not easily susceptible to two serial servers of the band DTU functions of the interference of signal.
To achieve the goals above, the present invention provides a kind of two serial servers of band DTU functions, the band DTU work(
Can two serial servers include：Master controller and respectively ethernet module, the wireless network mould with master controller coupling
Block and serial port module, to realize the mutual conversion and transmission of rs 232 serial interface signal and network signal；The ethernet module and institute
The network module that wireless network module is serial server is stated, realizes that wired and wireless data transmission, the serial port module include
Serial ports expansion module and serial ports processing circuit, include two independent serial line interfaces in the serial ports expansion module, and each string
Serial ports processing circuit is coupled on line interface, the master controller uses STM32F107-VCT6 chips.
Preferably, CPLD control circuits have been also coupled between the serial ports expansion module and the master controller, to realize
The stability for keeping each serial port communication prevents from interfering with each other between each serial interface.
Preferably, the CPLD control circuits use EPM570 cake cores.
Preferably, two serial servers of the band DTU functions further include photoisolator, the photoisolator and institute
Master controller coupling is stated, Phototube Coupling protection is carried out to single serial server to realize.
Preferably, two serial servers of the band DTU functions further include ESD electrostatic discharge protective circuits, and the ESD electrostatic is protected
Protection circuit is coupled with the master controller, and electrostatic protection is carried out to single serial server to realize.
Preferably, the electrostatic discharge protective circuit is made of TVS diode.
Preferably, the wireless network module includes：GPRS module, 3G module and 4G modules.
According to above-mentioned technical proposal, two serial servers of band DTU functions provided by the invention when in use, the ether
Net module and wireless network module effectively realize wired and wireless data transmission, to break away from the constraint of distance, information
The range of transmission is wider, and remote control may be implemented.Two serial servers of band DTU functions provided by the invention overcome existing skill
Serial server in art has a single function, and is typically just carried out data transmission by Ethernet, is unfavorable for remotely using, uses ten
Branch office limits, and jamproof energy force difference, serial ports are vulnerable to the interference of signal, so as to cause communicating interrupt, seriously affect equipment
The problem of life.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Description of the drawings
Attached drawing is to be used to provide further understanding of the present invention, an and part for constitution instruction, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 be the present invention a kind of effectively embodiment in the control of two serial servers of band DTU functions that provides
Schematic diagram.
Specific implementation mode
The specific implementation mode of the present invention is described in detail below in conjunction with attached drawing.It should be understood that this place is retouched
The specific implementation mode stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
As shown in Figure 1, the present invention provides a kind of two serial servers of band DTU functions, two strings of the band DTU functions
Mouthful server includes：Master controller and respectively ethernet module, wireless network module and the string with master controller coupling
Mouth mold block, to realize the mutual conversion and transmission of rs 232 serial interface signal and network signal；The ethernet module and the wireless network
Network module is the network module of serial server, realizes that wired and wireless data transmission, the serial port module include serial ports expansion
Module and serial ports processing circuit include two independent serial line interfaces in the serial ports expansion module, and on each serial line interface
It is coupled with serial ports processing circuit, the master controller uses STM32F107-VCT6 chips.
According to above-mentioned technical proposal, two serial servers of band DTU functions provided by the invention when in use, the ether
Net module and wireless network module effectively realize wired and wireless data transmission, to break away from the constraint of distance, information
The range of transmission is wider, and remote control may be implemented.Two serial servers of band DTU functions provided by the invention overcome existing skill
Serial server in art has a single function, and is typically just carried out data transmission by Ethernet, is unfavorable for remotely using, uses ten
Branch office limits, and jamproof energy force difference, serial ports are vulnerable to the interference of signal, so as to cause communicating interrupt, seriously affect equipment
The problem of life.
In a kind of preferred embodiment of the present invention, coupling is gone back between the serial ports expansion module and the master controller
CPLD control circuits are connected to, to realize the stability for keeping each serial port communication, prevent from being mutually concerned between each serial interface
It disturbs.The CPLD control circuits are effectively improved the anti-interference ability of serial server.
In a kind of preferred embodiment of the present invention, the CPLD control circuits use EPM570 cake cores, the type
Number CPLD control circuits not only may be implemented to keep the stability of each serial port communication, prevent between each serial interface mutually
The mutually effect of interference, and the stability of itself is also fine.
In a kind of preferred embodiment of the present invention, two serial servers of the band DTU functions further include photoelectricity
Isolator, the photoisolator are coupled with the master controller, and Phototube Coupling protection is carried out to single serial server to realize,
It is effectively improved the anti-interference ability of serial server in this way.
In a kind of preferred embodiment of the present invention, two serial servers of the band DTU functions further include ESD quiet
Electric protection circuit, the ESD electrostatic discharge protective circuits are coupled with the master controller, and electrostatic is carried out to single serial server to realize
Protection, is effectively improved the anti-interference ability of serial server in this way.
In a kind of preferred embodiment of the present invention, the electrostatic discharge protective circuit is made of TVS diode.
In a kind of preferred embodiment of the present invention, the wireless network module includes：GPRS module, 3G module with
And 4G modules.Abundant wireless network module is conducive to transmission of the various ways to information, ensures the validity that information is transmitted.
The preferred embodiment of the present invention is described in detail above in association with attached drawing, still, the present invention is not limited to above-mentioned realities
The detail in mode is applied, within the scope of the technical concept of the present invention, a variety of letters can be carried out to technical scheme of the present invention
Monotropic type, these simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (7)
1. a kind of two serial servers of band DTU functions, which is characterized in that two serial servers of the band DTU functions include：
Master controller and respectively ethernet module, wireless network module and the serial port module with master controller coupling, to realize
The mutual conversion and transmission of rs 232 serial interface signal and network signal；The ethernet module and the wireless network module take for serial ports
The network module of business device realizes that wired and wireless data transmission, the serial port module include serial ports expansion module and serial ports processing
Circuit includes two independent serial line interfaces in the serial ports expansion module, and is coupled with serial ports processing on each serial line interface
Circuit, the master controller use STM32F107-VCT6 chips.
2. two serial servers of band DTU functions according to claim 1, which is characterized in that the serial ports expansion module
It has been also coupled to CPLD control circuits between the master controller, to realize the stability for keeping each serial port communication, has prevented
Only interfered with each other between each serial interface.
3. two serial servers of band DTU functions according to claim 2, which is characterized in that the CPLD control circuits
Using EPM570 cake cores.
4. two serial servers of band DTU functions according to claim 1, which is characterized in that the two of the band DTU functions
Serial server further includes photoisolator, and the photoisolator is coupled with the master controller, is taken to single serial ports with realizing
Business device carries out Phototube Coupling protection.
5. two serial servers of band DTU functions according to claim 4, which is characterized in that the two of the band DTU functions
Serial server further includes ESD electrostatic discharge protective circuits, and the ESD electrostatic discharge protective circuits are coupled with the master controller, to realize
Electrostatic protection is carried out to single serial server.
6. two serial servers of band DTU functions according to claim 5, which is characterized in that the electrostatic discharge protective circuit
It is made of TVS diode.
7. two serial servers of band DTU functions according to claim 1, which is characterized in that the wireless network module
Including：GPRS module, 3G module and 4G modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810477869.3A CN108710586A (en) | 2018-05-18 | 2018-05-18 | Two serial servers with DTU functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810477869.3A CN108710586A (en) | 2018-05-18 | 2018-05-18 | Two serial servers with DTU functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108710586A true CN108710586A (en) | 2018-10-26 |
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ID=63868386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810477869.3A Pending CN108710586A (en) | 2018-05-18 | 2018-05-18 | Two serial servers with DTU functions |
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| Country | Link |
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| CN (1) | CN108710586A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104821834A (en) * | 2015-04-07 | 2015-08-05 | 安徽康海时代科技有限公司 | Serial server |
| CN106200814A (en) * | 2016-08-31 | 2016-12-07 | 安徽康海时代科技股份有限公司 | RJ45 type eight serial server |
| CN106339049A (en) * | 2016-08-31 | 2017-01-18 | 安徽康海时代科技股份有限公司 | Terminal type server with two serial ports |
| CN106406459A (en) * | 2016-08-31 | 2017-02-15 | 安徽康海时代科技股份有限公司 | Four-serial-port server |
| CN107360053A (en) * | 2017-06-22 | 2017-11-17 | 安徽康海时代科技股份有限公司 | Technical grade serial server |
-
2018
- 2018-05-18 CN CN201810477869.3A patent/CN108710586A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104821834A (en) * | 2015-04-07 | 2015-08-05 | 安徽康海时代科技有限公司 | Serial server |
| CN106200814A (en) * | 2016-08-31 | 2016-12-07 | 安徽康海时代科技股份有限公司 | RJ45 type eight serial server |
| CN106339049A (en) * | 2016-08-31 | 2017-01-18 | 安徽康海时代科技股份有限公司 | Terminal type server with two serial ports |
| CN106406459A (en) * | 2016-08-31 | 2017-02-15 | 安徽康海时代科技股份有限公司 | Four-serial-port server |
| CN107360053A (en) * | 2017-06-22 | 2017-11-17 | 安徽康海时代科技股份有限公司 | Technical grade serial server |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181026 |
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| RJ01 | Rejection of invention patent application after publication |