CN109274569A - A kind of instrument connection method and system - Google Patents
A kind of instrument connection method and system Download PDFInfo
- Publication number
- CN109274569A CN109274569A CN201811216956.XA CN201811216956A CN109274569A CN 109274569 A CN109274569 A CN 109274569A CN 201811216956 A CN201811216956 A CN 201811216956A CN 109274569 A CN109274569 A CN 109274569A
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 10
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 8
- 230000006854 communication Effects 0.000 abstract description 18
- 238000004891 communication Methods 0.000 abstract description 17
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer And Data Communications (AREA)
Abstract
The present invention discloses a kind of instrument connection method and system, and using NXI framework, the first equipment concatenates connection with the second equipment, realizes interconnecting between first equipment and second equipment, wherein first equipment is control host；Second equipment includes at least one host equipment, described to be connected as connecting by Ethernet interface, and the connection method and system solve the problems, such as to be limited in instrument connection procedure by connection quantity and communication speed.
Description
Technical field
Design data transmission field of the present invention, in particular to a kind of instrument connection method and system.
Background technique
With advances in technology, the scene of required Data control pass and instrument are more and more, and the instrument on current market
Device equipment generallys use serial ports, the one-to-one communication modes such as 485, can, PCI, PCIE, and computer can connect, the instrument of manipulation
Number of devices is very limited, and as control equipment computer on serial ports, 485, Can, be generally at best able to connection 250 left sides
It is right；Meanwhile for serial ports, 485, Can communication ports, connection quantity is more, and data communication quality is lower, and communication speed is also slower；
And for PCI, the general computer such as PCIE is capable of providing 1-4, can not bear more interfaces；I.e. computer can at most connect 4
Equipment or so.Therefore, computer etc. controls the controllable instrument and equipment limited amount of equipment in the prior art, and can not guarantee simultaneously
Transmission speed is unable to satisfy the technical need in Data control pass field.
Summary of the invention
It is serial ports for the universal communication type in market, 485, can, PCI, PCIE etc., part communication bus can connect more
Platform equipment, but communication speed is limited, and the quantity of communication apparatus is also limited, and quantity more than one or speed one are high, then the bit error rate also increases
The technical issues of, the present invention proposes a kind of instrument connection in order to solve the problem of that the communication speed of more instruments communicates quantity
Method and system are guaranteeing that number of nodes can be with up to a hundred thousands of even more, and it is several that communication speed can achieve tens Mbps-
Gbps。
The present invention provides a kind of instrument connection method, it is characterised in that: uses NXI framework, the first equipment and the second equipment
Concatenation connection, realizes interconnecting between first equipment and second equipment, wherein first equipment is control
Host；Second equipment includes at least one host equipment, described to be connected as connecting by Ethernet interface.
Wherein, first equipment is computer.
Specifically, second equipment includes at least one host equipment, wherein host equipment is
N8000 host.
Wherein, when second equipment includes that multiple main frames equipment is specially N number of host equipment, each host equipment packet
Containing at least two Ethernet interfaces, the first host equipment in first equipment and second equipment passes through first host
One Ethernet interface of equipment connects, and first host equipment passes through one in another Ethernet interface and the second host equipment
A Ethernet interface connection, second host equipment pass through an Ethernet in another Ethernet interface and third host equipment
Mouth connection, with this connection type, the first equipment and N number of host equipment in the second equipment are serially connected, between realization instrument
Interconnect.
Specifically, at least one host equipment in second equipment includes at least two Ethernet interfaces, an exchange
Machine core piece.
Preferably, when first equipment will carry out data transmission with the N host equipment in second equipment, number
It is transmitted according to the exchanger chip by N-1 host equipment in second equipment.
Another aspect of the present invention provides a kind of instrument connection system, including the first equipment and the second equipment, wherein described the
One equipment is control host, concatenates connection with second equipment by Ethernet interface；Second equipment includes at least one master
Machine equipment, the host equipment include Ethernet interface, wherein described be connected as NXI framework.
Wherein, first equipment is computer, and stating the second equipment includes at least one host equipment, and wherein host equipment is
N8000 host, including at least two Ethernet interfaces, an exchanger chip.
Specifically, when second equipment includes that multiple main frames equipment is specially N number of host equipment, each host equipment
Ethernet interface is contained at least two, the first host equipment in first equipment and second equipment is main by described first
One Ethernet interface of machine equipment connects, and first host equipment passes through in another Ethernet interface and the second host equipment
One Ethernet interface connection, second host equipment pass through an ether in another Ethernet interface and third host equipment
First equipment and N number of host equipment in the second equipment are serially connected by network interface connection with this connection type, realize instrument
Between interconnect.
Preferably, when first equipment will carry out data transmission with the N host equipment in second equipment, number
It is transmitted according to the exchanger chip by N-1 host equipment in second equipment.
The invention has the benefit that, using NXI framework, being protected the present invention provides a kind of instrument connection method and system
Demonstrate,prove Communication Control number of nodes can with it is up to a hundred thousands of even more while, also ensure that data transmission bauds can in communication process
To reach tens Mbps-a few Gbps.
Detailed description of the invention
Fig. 1 NXI framework connection block diagram.
Computer connect the structural block diagram of topology with instrument and equipment in Fig. 2 connection system provided by the invention.
The transmission flow figure of Fig. 3 connection internal system data flow provided by the invention
Specific embodiment
NXI framework of the invention uses interchanger using instrument and equipment node and instrument and equipment node series system, series connection
Chip realizes the connection between equipment and equipment, i.e., instrument and equipment uses Ethernet chip, while providing an exchanger chip,
The Ethernet of itself is connected to exchanger core on piece, and other instruments and computer are connected to exchanger core on piece.Specific connection signal
Figure is as shown in Figure 1.
Based on the feature of above-mentioned NXI framework, the present invention provides a kind of instrument connection methods, it is characterised in that: uses NXI
Framework, the first equipment concatenate connection with the second equipment, realize interconnecting between first equipment and second equipment,
Wherein, first equipment is control host；Second equipment includes at least one host equipment, it is described be connected as by with
Too network interface connection.
Wherein, first equipment is computer.
Specifically, second equipment includes at least one host equipment, wherein host equipment is N8000 host.
Wherein, when second equipment includes that multiple main frames equipment is specially N number of host equipment, each host equipment packet
Containing at least two Ethernet interfaces, the first host equipment in first equipment and second equipment passes through first host
One Ethernet interface of equipment connects, and first host equipment passes through one in another Ethernet interface and the second host equipment
A Ethernet interface connection, second host equipment pass through an Ethernet in another Ethernet interface and third host equipment
Mouth connection, with this connection type, the first equipment and N number of host equipment in the second equipment are serially connected, between realization instrument
Interconnect.
Specifically, at least one host equipment in second equipment includes at least two Ethernet interfaces, an exchange
Machine core piece.
Preferably, when first equipment will carry out data transmission with the N host equipment in second equipment, number
N host equipment is transmitted to according to the exchanger chip by N-1 host equipment in second equipment.
Another aspect of the present invention provides a kind of instrument connection system, including the first equipment and the second equipment, wherein described the
One equipment is control host, concatenates connection with second equipment by Ethernet interface；Second equipment includes at least one master
Machine equipment, the host equipment include Ethernet interface, wherein described be connected as NXI framework.
Wherein, first equipment is computer, and stating the second equipment includes at least one host equipment, wherein host equipment
For N8000 host, including at least two Ethernet interfaces, an exchanger chip.
Specifically, when second equipment includes that multiple main frames equipment is specially N number of host equipment, each host equipment
Ethernet interface is contained at least two, the first host equipment in first equipment and second equipment is main by described first
One Ethernet interface of machine equipment connects, and first host equipment passes through in another Ethernet interface and the second host equipment
One Ethernet interface connection, second host equipment pass through an ether in another Ethernet interface and third host equipment
First equipment and N number of host equipment in the second equipment are serially connected by network interface connection with this connection type, realize instrument
Between interconnect.
Specifically, computer connect topological structural block diagram with instrument and equipment as shown in Fig. 2 in the connection system, and Fig. 2 is retouched
Having stated the first equipment is computer/computer, and the second equipment includes the structural block diagram of N number of N8000 host.N8000 host is for I
Need the instrument and equipment of communication control.All appts are together in series mutually by Ethernet, and computer is also stringed together with instrument,
A computer can be realized, any instrument communication in NXI bus, if necessary, instrument and instrument also can be mutually
It communicates.
Fig. 3 gives the transmission flow figure of present invention connection internal system data flow.
As shown in figure 3, data flow implementation procedure is route 1 if computer and equipment A are communicated；If with C device talk,
Data flow implementation procedure is route 2, and computer passes sequentially through the exchanger chip of equipment A, the handover machine core piece of equipment B, by B with
The exchanger chip of equipment between C, the exchanger chip for finally reaching equipment C reaches C equipment, if C equipment returned data,
Data walk route in turn.
For communication speed, because communication speed is ns grades using 100,000,000 or gigabit bandwidth, speed much is communicated than serial ports etc.
Degree is high, compared to more traditional communication modes, there is its own very more and characteristic.
Although above-mentioned connection method and system define that connection is realized by Ethernet interface, it is directed to and specifically applies
Scene and equipment, if such as equipment inside have multichannel product, the connection type in connection method and system of the invention can be set
Be set between equipment and equipment and interconnected by current Ethernet, and if have a products such as multichannel inside equipment, product need again
It to be communicated with PC machine, then can turn 485 using Ethernet, Ethernet turns serial ports, and Ethernet turns the modes such as can and realizes similar answer
With.
Although describing the present invention by reference to embodiment above, but it is to be understood that do not departing from the scope of the present invention
In the case where, many changes and modifications can be carried out.Therefore, being intended to foregoing detailed description is considered being illustrative rather than limit
Property processed, and it is to be understood that following following claims (including all equivalents) is intended to limit the spirit and scope of the present invention.With
These upper embodiments are interpreted as being merely to illustrate the present invention rather than limit the scope of the invention.Reading this hair
After the content of bright record, technical staff can be made various changes or modifications the present invention, these equivalence changes and modification are same
Sample falls into the scope of the claims in the present invention.
Claims (10)
1. a kind of instrument connection method, it is characterised in that: use NXI framework, the first equipment concatenates connection with the second equipment, realizes
Interconnecting between first equipment and second equipment, wherein first equipment is control host；Described second
Equipment includes at least one host equipment, described to be connected as connecting by Ethernet interface.
2. connection method according to claim 1, it is characterised in that: first equipment is computer.
3. connection method according to claim 1, it is characterised in that: second equipment includes that at least one host is set
Standby, wherein host equipment is N8000 host.
4. connection method according to claim 3, it is characterised in that: when second equipment includes multiple main frames equipment tool
When body is N number of host equipment, each host equipment contains at least two Ethernet interface, first equipment and second equipment
In the first host equipment connected by an Ethernet interface of first host equipment, first host equipment passes through another
One Ethernet interface is connect with an Ethernet interface in the second host equipment, and second host equipment passes through another ether
Network interface is connect with an Ethernet interface in third host equipment, with this connection type, by the N in the first equipment and the second equipment
A host equipment is serially connected, interconnecting between realization instrument.
5. connection method according to claim 4, it is characterised in that: at least one host equipment in second equipment
Including at least two Ethernet interfaces, an exchanger chip.
6. connection method according to claim 5, which is characterized in that when first equipment will in second equipment
N host equipment when carrying out data transmission, the exchanger chip that data pass through N-1 host equipment in second equipment
It is transmitted.
7. a kind of instrument connects system, including the first equipment and the second equipment, wherein first equipment is control host, pass through
Ethernet interface concatenates connection with second equipment；Second equipment includes at least one host equipment, the host equipment packet
Ethernet interface is included, wherein described be connected as NXI framework.
8. connection system according to claim 7, it is characterised in that: first equipment is computer, states the second equipment
Including at least one host equipment, wherein host equipment is N8000 host, including at least two Ethernet interfaces, an interchanger
Chip.
9. connection system according to claim 8, it is characterised in that: when second equipment includes multiple main frames equipment tool
When body is N number of host equipment, each host equipment contains at least two Ethernet interface, first equipment and second equipment
In the first host equipment connected by an Ethernet interface of first host equipment, first host equipment passes through another
One Ethernet interface is connect with an Ethernet interface in the second host equipment, and second host equipment passes through another ether
Network interface is connect with an Ethernet interface in third host equipment, with this connection type, by the N in the first equipment and the second equipment
A host equipment is serially connected, interconnecting between realization instrument.
10. connection system according to claim 9, which is characterized in that when first equipment will be with second equipment
In N host equipment when carrying out data transmission, the exchanger core that data pass through N-1 host equipment in second equipment
Piece is transmitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811216956.XA CN109274569A (en) | 2018-10-18 | 2018-10-18 | A kind of instrument connection method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811216956.XA CN109274569A (en) | 2018-10-18 | 2018-10-18 | A kind of instrument connection method and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109274569A true CN109274569A (en) | 2019-01-25 |
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Family Applications (1)
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|---|---|---|---|
| CN201811216956.XA Pending CN109274569A (en) | 2018-10-18 | 2018-10-18 | A kind of instrument connection method and system |
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| CN (1) | CN109274569A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203978425U (en) * | 2014-05-21 | 2014-12-03 | 青岛杰瑞自动化有限公司 | A kind of wireline logging HRT high-rate telemetry communication apparatus |
| CN106239508A (en) * | 2016-08-18 | 2016-12-21 | 佛山智能装备技术研究院 | A kind of industrial robot switch board |
| CN108170091A (en) * | 2018-03-19 | 2018-06-15 | 浙江国自机器人技术有限公司 | A kind of PLC controller, PLC controller group system |
| CN108181861A (en) * | 2018-03-19 | 2018-06-19 | 浙江国自机器人技术有限公司 | A kind of control system |
-
2018
- 2018-10-18 CN CN201811216956.XA patent/CN109274569A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203978425U (en) * | 2014-05-21 | 2014-12-03 | 青岛杰瑞自动化有限公司 | A kind of wireline logging HRT high-rate telemetry communication apparatus |
| CN106239508A (en) * | 2016-08-18 | 2016-12-21 | 佛山智能装备技术研究院 | A kind of industrial robot switch board |
| CN108170091A (en) * | 2018-03-19 | 2018-06-15 | 浙江国自机器人技术有限公司 | A kind of PLC controller, PLC controller group system |
| CN108181861A (en) * | 2018-03-19 | 2018-06-19 | 浙江国自机器人技术有限公司 | A kind of control system |
Non-Patent Citations (1)
| Title |
|---|
| "NXI测控***介绍", pages 1 - 8, Retrieved from the Internet <URL:https://www.docin.com/p-2131807713.html> * |
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