CN106200814A - RJ45 type eight serial server - Google Patents
RJ45 type eight serial server Download PDFInfo
- Publication number
- CN106200814A CN106200814A CN201610781298.3A CN201610781298A CN106200814A CN 106200814 A CN106200814 A CN 106200814A CN 201610781298 A CN201610781298 A CN 201610781298A CN 106200814 A CN106200814 A CN 106200814A
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- Prior art keywords
- serial
- circuit
- type
- server
- interface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/183—Internal mounting support structures, e.g. for printed circuit boards, internal connecting means
Abstract
The invention discloses RJ45 type eight serial server, including: master controller, network processing circuitry, network interface interface circuit, two serial expanded circuits, eight serial ports process circuit and eight RJ45 type interfaces, network interface interface circuit is connected with master controller by network processing circuitry, two serial expanded circuits are connected respectively at master controller serial port circuit interface, 4 serial port circuit tap mouths it are respectively arranged with on two serial expanded circuits, each serial port circuit tap mouth is connected to a serial ports and processes circuit, eight RJ45 type interfaces process circuit respectively at eight serial ports and connect one to one, master controller at least includes master chip S3C2440 and CPLD, CPLD is configured to control sequential switching allows multiple serial ports parallel transmission.This RJ45 type eight serial server overcomes serial server inefficiency of the prior art, the low problem with poor stability of message transmission rate.
Description
Technical field
The present invention relates to serial server, in particular it relates to RJ45 type eight serial server.
Background technology
Along with the progress of science and technology, the fast development of accompaniment networking technology, the equipment of more and more bottoms need to be connected into
Too net is to reach master control computer room by data.Simultaneously developing rapidly along with electronic technology and network communications technology, serial communication
Gradually applying in every field, infiltration is in many aspects such as telecommunications, electric power, Industry Control.Serial communication refers to bottom equipment
Data in a serial fashion data are reached host computer.Realize host computer to bottom device data acquisition, analyze, process.With
Various application, the requirement of transmission requirement data collecting system function the most comprehensively, more and more convenient, but in prior art
Serial server message transmission rate is slow and poor stability.
Therefore it provides one is in use, the transfer rate of data is fast, and safety is high, and practicality is higher, Er Qieke
It is the problem that the present invention needs solution badly to be effectively improved RJ45 type eight serial server of real-time monitoring efficiency.
Summary of the invention
For above-mentioned prior art, it is an object of the invention to, overcome serial server work efficiency of the prior art
Low, the low problem with poor stability of message transmission rate, thus provide one in use, the transfer rate of data is fast,
Safety is high, and practicality is higher, and can be effectively improved RJ45 type eight serial server of real-time monitoring efficiency.
To achieve these goals, the invention provides a kind of RJ45 type eight serial server, described RJ45 type eight serial ports
Server includes: master controller, network processing circuitry, network interface interface circuit, two serial expanded circuits, eight serial ports process electricity
Road and eight RJ45 type interfaces, described network interface interface circuit is connected with described master controller by described network processing circuitry, and two
Individual described serial expanded circuit is connected respectively at described master controller serial port circuit interface, and two described serial expanded circuits divide
Not being provided with 4 serial port circuit tap mouths, each described serial port circuit tap mouth is connected to a described serial ports and processes electricity
Road, eight described RJ45 type interfaces process circuit respectively at eight described serial ports and connect one to one;Wherein, described master controller
It is configured to perform data process and the control of signal, and described master controller at least includes master chip S3C2440 and complexity
PLD, described CPLD is configured to control sequential switching allows multiple serial ports parallel transmission;
Described network processing circuitry is configured between TTL signal and TCP signal change, described serial expanded circuit be configured to by
Single 4, serial port circuit Interface Expanding position serial port circuit interface, described serial ports processes circuit and is configured to TTL signal and rs 232 serial interface signal
Between change.
Preferably, described RJ45 type eight serial server also includes casing, described RJ45 type eight serial server
Circuit module is all disposed within the inside of described casing, and is both provided with electricity on the outer surface of described casing and inner surface
Magnetic shield thin film.
Preferably, described electromagnetic wave shield film includes sequentially forming from top to bottom glass superstrate, copper powder layer, rustless steel
Layer, glass bottom, the thickness of described copper powder layer and described stainless steel layer is all 0.6 micron to 0.8 micron.
Preferably, described CPLD selects ST16C554 chip,
Preferably, described RJ45 type eight serial server also includes: be connected to the crystalline substance on described master chip S3C2440
Shake circuit, power circuit and bin circuit, and described crystal oscillating circuit is configured to the clock signal providing holding system to run;Institute
State power circuit and be configured to the voltage that system operation provides stable;Described bin circuit is configured to described master chip
Program in S3C2440 is run provides storage area.
Preferably, described serial expanded circuit selects ST16C554 cake core.
Preferably, described network interface processes circuit and selects DM9000AEP cake core;Described serial ports processes circuit and selects
TRS213IDBR cake core.
According to technique scheme, RJ45 type eight serial server that the present invention provides is by arranging described serial ports expansion electricity
Road, is extended effectively to the serial ports on described master controller, and described serial ports processes circuit for believing rs 232 serial interface signal and TTL
Number process, the present invention arranges multiple serial ports and makes the field that can be suitable for of server wider, the present invention also sets up
Having CPLD, described CPLD to be configured to control sequential switching makes multiple serial ports parallel
Transmission, joins eight serial ports in a present invention so that described master controller can better control over eight serial ports, in the present invention,
Master chip on master controller uses S3C2440 type, and this chip price is cheap, internal resource is many and abundant information,
S3C2440 type master chip uses ARM920T kernel, 400M dominant frequency, and applies very wide, support NANDFLASH, NORFLASH,
SDRAM, STN/TFTLCD, 4 passage DMA, 3 passage UART, 2 passage SPI, iic bus, IIS/AC97 Audio Controller, SD/
MMC controller, 2 passage USBHOST, 1 passage USBDEVICE, 4 passage PWM, 8 passage A/D conversions, touch screen controller, RTC,
CMOS camera, multi-functional IO and multiple power sources management, this master chip can well with described CPLD
Coordinate, it is achieved the control of signal and data are located in science and engineering and make.RJ45 type eight serial server that the present invention provides overcomes existing skill
Serial server inefficiency in art, the low problem with poor stability of message transmission rate.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, with following tool
Body embodiment is used for explaining the present invention together, but is not intended that limitation of the present invention.In the accompanying drawings:
Fig. 1 is the composition structure of a kind of preferred embodiment middle RJ45 type eight serial server provided of the present invention
Figure;
Fig. 2 is the casing of a kind of preferred embodiment middle RJ45 type eight serial server provided of the present invention
Structural representation;
Fig. 3 is that on a kind of preferred embodiment middle RJ45 type eight serial server provided of the present invention, electromagnetic shielding is thin
The schematic cross-section of film.
Description of reference numerals
1 casing 2 electromagnetic wave shield film
21 glass superstrate 22 copper powder layers
23 stainless steel layer 24 glass bottom
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in detail.It should be appreciated that this place is retouched
The detailed description of the invention stated is merely to illustrate and explains the present invention, is not limited to the present invention.
In the present invention, in the case of illustrating on the contrary, the noun of locality that " upper and lower " etc. is included in term only represents
This term orientation under normal service condition, or for being commonly called as of skilled artisan understands that, and be not construed as this term
Restriction.
Such as Fig. 1, the invention provides a kind of RJ45 type eight serial server, described RJ45 type eight serial server includes:
Master controller, network processing circuitry, network interface interface circuit, two serial expanded circuits, eight serial ports process circuit and eight
RJ45 type interface, described network interface interface circuit is connected with described master controller by described network processing circuitry, two described strings
Port expansion circuit is connected respectively at described master controller serial port circuit interface, and two described serial expanded circuits are respectively arranged with
4 serial port circuit tap mouths, each described serial port circuit tap mouth is connected to a described serial ports and processes circuit, eight institutes
State RJ45 type interface to connect one to one respectively at eight described serial ports process circuit;Wherein, described master controller is configured to
Perform data to process and the control of signal, and described master controller at least includes that master chip S3C2440 and complex programmable are patrolled
Volume device, described CPLD is configured to control sequential switching allows multiple serial ports parallel transmission;Described network
Processing circuit to be configured between TTL signal and TCP signal change, described serial expanded circuit is configured to single serial port power
4, Interface Expanding position, road serial port circuit interface, described serial ports processes circuit and turns with being configured between TTL signal and rs 232 serial interface signal
Change.
According to technique scheme, RJ45 type eight serial server that the present invention provides is by arranging described serial ports expansion electricity
Road, is extended effectively to the serial ports on described master controller, and described serial ports processes circuit for believing rs 232 serial interface signal and TTL
Number process, the present invention arranges multiple serial ports and makes the field that can be suitable for of server wider, the present invention also sets up
Having CPLD, described CPLD to be configured to control sequential switching makes multiple serial ports parallel
Transmission, joins eight serial ports in a present invention so that described master controller can better control over eight serial ports, in the present invention,
Master chip on master controller uses S3C2440 type, and this chip price is cheap, internal resource is many and abundant information,
S3C2440 type master chip uses ARM920T kernel, 400M dominant frequency, and applies very wide, support NANDFLASH, NORFLASH,
SDRAM, STN/TFTLCD, 4 passage DMA, 3 passage UART, 2 passage SPI, iic bus, IIS/AC97 Audio Controller, SD/
MMC controller, 2 passage USBHOST, 1 passage USBDEVICE, 4 passage PWM, 8 passage A/D conversions, touch screen controller, RTC,
CMOS camera, multi-functional IO and multiple power sources management, this master chip can well with described CPLD
Coordinate, it is achieved the control of signal and data are located in science and engineering and make.RJ45 type eight serial server that this law invention provides overcomes existing
Serial server inefficiency in technology, the low problem with poor stability of message transmission rate.
The present invention one preferred embodiment in, such as Fig. 2, described RJ45 type eight serial server also includes cabinet
Shell 1, the circuit module of described RJ45 type eight serial server is all disposed within the inside of described casing 1, so that this
RJ45 type eight serial server of invention can be reasonably resistant to electromagnetic interference, at outer surface and the Nei Biao of described casing 1
It is both provided with electromagnetic wave shield film 2 on face, thus increases the anti-electromagnetic interference capability of described casing 1.
In a kind of specific embodiment of the present invention, such as Fig. 3, described electromagnetic wave shield film 2 includes depending on from top to bottom
The glass superstrate 21 of secondary formation, copper powder layer 22, stainless steel layer 23, glass bottom 24, wherein, described copper powder layer 22 and described stainless
The thickness of steel layer 23 is all 0.6 micron to 0.8 micron, for described copper powder layer 22 and the tool of described stainless steel layer 23 in the present invention
Body thickness is not construed as limiting.The described electromagnetic wave shield film 2 of this structure in use has the most just electromagnetic interference capability,
Can effectively protect RJ45 type eight serial server that the present invention provides so that it is can work normally.
The present invention one preferred embodiment in, described CPLD select ST16C554 core
Sheet, such that it is able to effectively coordinate described master chip, controls the normal parallel transmission of multiple serial ports.
The present invention one preferred embodiment in, described RJ45 type eight serial server also includes: connect respectively
Crystal oscillating circuit, power circuit and bin circuit on described master chip S3C2440, described crystal oscillating circuit is configured to provide
The clock signal that holding system is run;Described power circuit is configured to system and runs the voltage providing stable;Described storage
The program that device circuit is configured in described master chip S3C2440 is run provides storage area.
The present invention one preferred embodiment in, described serial expanded circuit select ST16C554 cake core, should
Serial ports expansion on described master controller can be multiple serial ports by chip effectively.
The present invention one preferred embodiment in, described network interface process circuit select DM9000AEP cake core;Institute
State serial ports and process circuit selection TRS213IDBR cake core.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, but, the present invention is not limited to above-mentioned reality
Execute the detail in mode, in the technology concept of the present invention, technical scheme can be carried out multiple letter
Monotropic type, these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, at not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to various can
The compound mode of energy illustrates the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as it is without prejudice to this
The thought of invention, it should be considered as content disclosed in this invention equally.
Claims (7)
1. RJ45 type eight serial server, it is characterised in that described RJ45 type eight serial server includes: master controller,
Network processing circuitry, network interface interface circuit, two serial expanded circuits, eight serial ports process circuit and eight RJ45 type interfaces,
Described network interface interface circuit is connected with described master controller by described network processing circuitry, and two described serial expanded circuits divide
It is not connected in described master controller serial port circuit interface, two described serial expanded circuits are respectively arranged with 4 serial port circuits
Tap mouth, each described serial port circuit tap mouth is connected to a described serial ports and processes circuit, and eight described RJ45 types connect
Mouth processes circuit respectively at eight described serial ports and connects one to one;Wherein,
Described master controller is configured to perform data and processes and the control of signal, and described master controller at least includes main core
Sheet S3C2440 and CPLD, described CPLD is configured to control sequential switching to be allowed many
Individual serial ports parallel transmission;Described network processing circuitry is configured between TTL signal and TCP signal change, and described serial ports expands
Exhibition circuit is configured to 4, position of list serial port circuit Interface Expanding serial port circuit interface, and described serial ports processes circuit and is configured to
Change between TTL signal and rs 232 serial interface signal.
RJ45 type eight serial server the most according to claim 1, it is characterised in that described RJ45 type eight serial server
Also include that casing (1), the circuit module of described RJ45 type eight serial server are all disposed within the interior of described casing (1)
It is both provided with electromagnetic wave shield film (2) in portion, and the outer surface of described casing (1) and inner surface.
RJ45 type eight serial server the most according to claim 2, it is characterised in that described electromagnetic wave shield film (2) wraps
Include sequentially form from top to bottom glass superstrate (21), copper powder layer (22), stainless steel layer (23), glass bottom (24), described copper
The thickness of bisque (22) and described stainless steel layer (23) is all 0.6 micron to 0.8 micron.
RJ45 type eight serial server the most according to claim 1, it is characterised in that described complicated programmable logic device
Part selects ST16C554 chip.
RJ45 type eight serial server the most according to claim 4, it is characterised in that described RJ45 type eight serial server
Also include: be connected to the crystal oscillating circuit on described master chip S3C2440, power circuit and bin circuit, described crystal oscillator
Circuit is configured to the clock signal providing holding system to run;Described power circuit is configured to system operation and provides stable
Voltage;The program that described bin circuit is configured in described master chip S3C2440 is run provides storage area.
RJ45 type eight serial server the most according to claim 1, it is characterised in that described serial expanded circuit is selected
ST16C554 cake core.
RJ45 type eight serial server the most according to claim 1, it is characterised in that described network interface processes circuit and selects
DM9000AEP cake core;Described serial ports processes circuit and selects TRS213IDBR cake core.
Priority Applications (1)
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CN201610781298.3A CN106200814A (en) | 2016-08-31 | 2016-08-31 | RJ45 type eight serial server |
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CN201610781298.3A CN106200814A (en) | 2016-08-31 | 2016-08-31 | RJ45 type eight serial server |
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CN106200814A true CN106200814A (en) | 2016-12-07 |
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CN201610781298.3A Pending CN106200814A (en) | 2016-08-31 | 2016-08-31 | RJ45 type eight serial server |
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Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106682543A (en) * | 2016-12-23 | 2017-05-17 | 安徽康海时代科技股份有限公司 | RJ45 type serial server with redundant isolation protection effect |
CN106845294A (en) * | 2016-12-23 | 2017-06-13 | 安徽康海时代科技股份有限公司 | RJ45 type serial servers with serial ports protection |
CN107168914A (en) * | 2017-06-22 | 2017-09-15 | 安徽康海时代科技股份有限公司 | The serial server of RJ45 types 32 |
CN107220203A (en) * | 2017-06-22 | 2017-09-29 | 安徽康海时代科技股份有限公司 | The double serial servers of net 32 of RJ45 types |
CN107229312A (en) * | 2017-06-22 | 2017-10-03 | 安徽康海时代科技股份有限公司 | Eight mouthfuls of band insulation blocking serial servers |
CN107229313A (en) * | 2017-06-22 | 2017-10-03 | 安徽康海时代科技股份有限公司 | The serial server of four net eight with terminal |
CN107368861A (en) * | 2017-06-23 | 2017-11-21 | 芜湖恒天易开软件科技股份有限公司 | The system that can recognize that a variety of different vehicles in short-term |
CN107368157A (en) * | 2017-06-22 | 2017-11-21 | 安徽康海时代科技股份有限公司 | The serial server of double nets eight with terminal |
CN108710586A (en) * | 2018-05-18 | 2018-10-26 | 安徽康海时代科技股份有限公司 | Two serial servers with DTU functions |
CN110245106A (en) * | 2019-06-21 | 2019-09-17 | 深圳市三旺通信股份有限公司 | The serial server of SCM Based online acquisition serial interface signal |
CN110244630A (en) * | 2019-06-21 | 2019-09-17 | 深圳市三旺通信股份有限公司 | Serial server based on programmable logic device online acquisition serial interface signal |
CN110262342A (en) * | 2019-06-21 | 2019-09-20 | 深圳市三旺通信股份有限公司 | CAN server based on programmable logic device online acquisition CAN signal |
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CN203673475U (en) * | 2013-11-08 | 2014-06-25 | 安徽康海时代科技有限公司 | Serial port server |
CN204733169U (en) * | 2015-06-30 | 2015-10-28 | 国网山东新泰市供电公司 | A kind of portable serial port communication test instrument |
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Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106682543A (en) * | 2016-12-23 | 2017-05-17 | 安徽康海时代科技股份有限公司 | RJ45 type serial server with redundant isolation protection effect |
CN106845294A (en) * | 2016-12-23 | 2017-06-13 | 安徽康海时代科技股份有限公司 | RJ45 type serial servers with serial ports protection |
CN107168914A (en) * | 2017-06-22 | 2017-09-15 | 安徽康海时代科技股份有限公司 | The serial server of RJ45 types 32 |
CN107220203A (en) * | 2017-06-22 | 2017-09-29 | 安徽康海时代科技股份有限公司 | The double serial servers of net 32 of RJ45 types |
CN107229312A (en) * | 2017-06-22 | 2017-10-03 | 安徽康海时代科技股份有限公司 | Eight mouthfuls of band insulation blocking serial servers |
CN107229313A (en) * | 2017-06-22 | 2017-10-03 | 安徽康海时代科技股份有限公司 | The serial server of four net eight with terminal |
CN107368157A (en) * | 2017-06-22 | 2017-11-21 | 安徽康海时代科技股份有限公司 | The serial server of double nets eight with terminal |
CN107368861A (en) * | 2017-06-23 | 2017-11-21 | 芜湖恒天易开软件科技股份有限公司 | The system that can recognize that a variety of different vehicles in short-term |
CN108710586A (en) * | 2018-05-18 | 2018-10-26 | 安徽康海时代科技股份有限公司 | Two serial servers with DTU functions |
CN110245106A (en) * | 2019-06-21 | 2019-09-17 | 深圳市三旺通信股份有限公司 | The serial server of SCM Based online acquisition serial interface signal |
CN110244630A (en) * | 2019-06-21 | 2019-09-17 | 深圳市三旺通信股份有限公司 | Serial server based on programmable logic device online acquisition serial interface signal |
CN110262342A (en) * | 2019-06-21 | 2019-09-20 | 深圳市三旺通信股份有限公司 | CAN server based on programmable logic device online acquisition CAN signal |
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Application publication date: 20161207 |