CN108170569A - A kind of integrated form 1394B bus network emulators - Google Patents
A kind of integrated form 1394B bus network emulators Download PDFInfo
- Publication number
- CN108170569A CN108170569A CN201711335377.2A CN201711335377A CN108170569A CN 108170569 A CN108170569 A CN 108170569A CN 201711335377 A CN201711335377 A CN 201711335377A CN 108170569 A CN108170569 A CN 108170569A
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- CN
- China
- Prior art keywords
- emulator
- bus
- simulation results
- slave computer
- simulated
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/26—Functional testing
- G06F11/261—Functional testing by simulating additional hardware, e.g. fault simulation
-
- 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
- H04L12/40052—High-speed IEEE 1394 serial bus
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/14—Network analysis or design
- H04L41/145—Network analysis or design involving simulating, designing, planning or modelling of a network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
- H04L43/0817—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking functioning
Abstract
The invention belongs to Aircraft electrical domains.A kind of integrated form 1394B bus network emulators, including：By test case or manually simulated-bus signal data is sent to emulator slave computer 2 by mode；The simulation results of 2 parsing of emulator slave computer are received, is compared with desired value, obtains test result；Emulator slave computer 2, receive the simulated-bus signal data, bus node configuration information corresponding with the data is found in the machine message arrangement table, drive signal is packaged by specified data packet form according to the bus node configuration information, packed data are sent to VMC by driving simulation card；The simulation results that VMC is returned are received, then the simulation results of parsing are transmitted to emulator host computer 1 by the simulation results according to needed for the machine message arrangement table calls driving layer parsing.The present invention can meet laboratory and utilize the verification of simulated environment complete design, fault simulation, the malfunction elimination.
Description
Technical field
The invention belongs to Aircraft electrical domains.
Background technology
In order to verify system design in laboratory before installing, design defect is found in advance, needs to fly in laboratory simulation
Machine working environment.The simulating, verifying of bus network is a wherein very important part, and electromechanical laboratory exists to covering bus more
The emulation demand of network.
Airborne 1394 bus network is emulated, current way is using domestic versabus artificial card, which there are 3 objects
Node is managed, each physical node can only simulate a bus topology node.If the bus network of a set of full machine of simulation needs 40
Platform computer, one bus apparatus of every computer simulation, and every emulator needs software kit 40 with dedicated emulated software
Set, it is expensive.And there is the demand to more covering bus simulator in Mechatronic Systems, be put to the test environment and development cost limit
System, such scheme can not almost be implemented.
Invention content
Goal of the invention
The present invention provides a kind of integrated form 1394B bus network emulators, can meet laboratory and utilize the simulated environment
Complete design verification, fault simulation, malfunction elimination.
Technical solution
A kind of integrated form 1394B bus network emulators, including：
Emulator host computer 1 and emulator slave computer 2；
Emulator host computer 1, by test case or manually simulated-bus signal data is sent to emulation by mode
Device slave computer 2；The simulation results of 2 parsing of emulator slave computer are received, is compared with desired value, obtains test result；
Emulator slave computer 2 receives the simulated-bus signal data, is found and the number in the machine message arrangement table
According to corresponding bus node configuration information, drive signal is packaged by specified data packet lattice according to the bus node configuration information
Packed data are sent to VMC by formula, driving simulation card；The simulation results that VMC is returned are received, are matched according to the machine message
It puts table and calls the required the simulation results of driving layer parsing, the simulation results of parsing are then transmitted to emulator host computer
1。
Each physical node of the every artificial card of emulator slave computer 2 simulates an aircraft bus ring, each bus ring
Can most 64 self-defined bus nodes be simulated according to configuration information again.
Advantageous effect
Hardware cost substantially reduces, and simulation computer is reduced to 2 by 40, and 1394 artificial card quantity are reduced to by 24 pieces
4 pieces.
Software cost substantially reduces, and simulation software is reduced to 2 sets by 40 sets.
Equipment room is subscription/publication mechanism by real-time DDS network interconnections, data transfer mode, extremely facilitates extension.
Equipment can need the airborne equipment emulated by the convenient, flexible configuration of configuration file.
Physical space, weight all substantially reduce shared by equipment, easy to carry, can line.
According to Mechatronic Systems laboratory Bus simulator device configuration status, the millions of members of reduction of expenditure.
It shortens testing stand and sets up the period, the time has been saved for Project R＆D node.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
Specific embodiment
A kind of integrated form 1394B bus network emulators, as shown in Figure 1, including：
Emulator host computer 1 and emulator slave computer 2；
Emulator host computer 1, by test case or manually simulated-bus signal data is sent to emulation by mode
Device slave computer 2；The simulation results of 2 parsing of emulator slave computer are received, is compared with desired value, obtains test result；
Emulator slave computer 2 receives the simulated-bus signal data, is found and the number in the machine message arrangement table
According to corresponding bus node configuration information, drive signal is packaged by specified data packet lattice according to the bus node configuration information
Packed data are sent to VMC by formula, driving simulation card；The simulation results that VMC is returned are received, are matched according to the machine message
It puts table and calls the required the simulation results of driving layer parsing, the simulation results of parsing are then transmitted to emulator host computer
1。
Each physical node of the every artificial card of emulator slave computer 2 simulates an aircraft bus ring, each bus ring
Can most 64 self-defined bus nodes be simulated according to configuration information again.
Structure emulator, emulator host computer 1 are negative jointly using emulator host computer 1, emulator slave computer 2 by the present invention
All bus data management and configuration are blamed, emulator slave computer 2 is responsible for all airborne-bus equipment of simulation, and upper and lower computer passes through reality
When DDS networks carry out data transmission.The transmission of data is using bus data packet as base unit.
As shown in Figure 1, analog simulation environment includes airborne computer (4), integrated form 1394B bus simulators
(totally 2 industrial control computers).3 buses of every computer, represent 3 independent bus network, pass through 1394 Bus Wires
Cable is connected with emulator, emulates 4 pieces of total artificial cards of the next machine equipment, every piece has 3 physical nodes, and each physical node can mould
Intend a bus network.It in total can 12 bus network on analog machine.The environment simulates aircraft true environment by bus network,
The Test to Failure room investigation occurred in software test, electrical and mechanical comprehensive management System Functional Test, machine available for airborne computer,
It can external airborne-bus equipment completion finished product bus functionality test.
Emulate differentiated control of 2 software of the slave computer realization to emulator function.One-level management object is board, determines every
The bus network that the airborne computer that board is simulated is connected.Two level management object is physical node, determines each physics section
The emulated bus network of point.Three-level management object is dummy node (the airborne finished product emulated), manages dummy node message
Message groups packet, send opportunity, message caching.The nodal information of each simulation node includes：Message id, message-length, message
Network ID, node channel number, the slave computer board number with the binding of this message.
Emulation host computer 1 can remotely identify the existence of emulation 2 board of slave computer, and provide simulation node and artificial card
Dragging binding function.
Claims (2)
1. a kind of integrated form 1394B bus network emulators, which is characterized in that including：
Emulator host computer (1) and emulator slave computer (2)；
Emulator host computer (1), by test case or manually simulated-bus signal data is sent to emulator by mode
Slave computer (2)；The simulation results that emulator slave computer (2) parses are received, are compared with desired value, obtain test knot
By；
Emulator slave computer (2) receives the simulated-bus signal data, is found and the data in the machine message arrangement table
Drive signal is packaged into specified data packet lattice by corresponding bus node configuration information according to the bus node configuration information
Packed data are sent to VMC by formula, driving simulation card；The simulation results that VMC is returned are received, are matched according to the machine message
It puts table and calls the required the simulation results of driving layer parsing, the simulation results of parsing are then transmitted to emulator host computer
(1)。
2. a kind of integrated form 1394B bus network emulators as described in claim 1, which is characterized in that
Each physical node of emulator slave computer (2) every artificial card simulates an aircraft bus ring, and each bus ring is again
Can most 64 self-defined bus nodes be simulated according to configuration information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711335377.2A CN108170569A (en) | 2017-12-13 | 2017-12-13 | A kind of integrated form 1394B bus network emulators |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711335377.2A CN108170569A (en) | 2017-12-13 | 2017-12-13 | A kind of integrated form 1394B bus network emulators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108170569A true CN108170569A (en) | 2018-06-15 |
Family
ID=62525205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711335377.2A Pending CN108170569A (en) | 2017-12-13 | 2017-12-13 | A kind of integrated form 1394B bus network emulators |
Country Status (1)
| Country | Link |
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| CN (1) | CN108170569A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109995587A (en) * | 2019-03-29 | 2019-07-09 | 北京世冠金洋科技发展有限公司 | A kind of communication means and analogue system |
| CN112529522A (en) * | 2020-12-04 | 2021-03-19 | 中国航空工业集团公司成都飞机设计研究所 | Comprehensive electromechanical management software architecture system |
| CN112612224A (en) * | 2020-12-04 | 2021-04-06 | 中国航空工业集团公司成都飞机设计研究所 | Portable 1394 bus topology customization and expansion device |
| CN113067745A (en) * | 2021-02-25 | 2021-07-02 | 国营芜湖机械厂 | Aircraft 1394B bus communication simulation test platform |
| CN113645082A (en) * | 2021-08-26 | 2021-11-12 | 北京润科通用技术有限公司 | AS5643 network dynamic simulation test method and device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109995587A (en) * | 2019-03-29 | 2019-07-09 | 北京世冠金洋科技发展有限公司 | A kind of communication means and analogue system |
| CN112529522A (en) * | 2020-12-04 | 2021-03-19 | 中国航空工业集团公司成都飞机设计研究所 | Comprehensive electromechanical management software architecture system |
| CN112612224A (en) * | 2020-12-04 | 2021-04-06 | 中国航空工业集团公司成都飞机设计研究所 | Portable 1394 bus topology customization and expansion device |
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| CN113067745A (en) * | 2021-02-25 | 2021-07-02 | 国营芜湖机械厂 | Aircraft 1394B bus communication simulation test platform |
| CN113645082A (en) * | 2021-08-26 | 2021-11-12 | 北京润科通用技术有限公司 | AS5643 network dynamic simulation test method and device |
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Application publication date: 20180615 |