CN106776321A - A kind of winged guard system software emulation contrast conversion method based on dynamic link library - Google Patents
A kind of winged guard system software emulation contrast conversion method based on dynamic link library Download PDFInfo
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Abstract
Conversion method is contrasted the present invention relates to a kind of winged guard system software emulation based on dynamic link library, initialization interface, task scheduling interface and the input/output interface for flying pipe software are stated first in dynamic link library engineering, the threaded file for being formed will be compiled afterwards to import in matlab, line interface of going forward side by side is associated, and software test is realized finally by input, output, real-time task interface is called in real-time task.The present invention merely add the code that external interface is called, and guard system software source code is flown without change；By means of Matlab softwares, all output variables can be shown, be stored etc. with operation, it is convenient directly perceived；The need for can be according to software test, only dynamic link library call parameters need to be changed, it is possible to carry out software unit testing, software configuration item test；Can iron bird experiment before with system design model contrast simulation, can ahead of time find software and system design error, reduce software change risk.
Description
Technical field
Fly keyholed back plate reason technical field the invention belongs to aviation, and in particular to a kind of winged guard system based on dynamic link library is soft
Part simulation comparison conversion method, can be used for software test and system emulation contrast verification.
Background technology
Flight management system (FMS hereinafter referred to as flies guard system), as the core of digitlization avionics system, is aircraft
On the most complicated avionic device.It carries out navigation, guidance, communication, winged control, power, aerodynamic force and other information
High integrity and decision-making, not only significantly alleviate the work load of pilot, and can carry out data with ground air traffic control system
Crosslinking, Real-Time Sharing weather information enters nearly landing on schedule with flight plan, vector aircraft is updated, and avoids flight delay, carries
Airport utilization rate high.Therefore, flight management system can further improve the flight quality and fuel efficiency of aircraft, be to reduce to fly
The effective means of row cost, the lifting market competitiveness.
In existing winged guard system software development process, software test is carried out after the completion of Software Coding, and Main Means are
Runs software each function interface is tested, and iron bird experiment is transferred to after the completion of software test, and there are the following problems for this flow：
1) software test needs to write extra test code, for running corresponding function interface；
2) software test needs to draw input/output variable for different function interfaces, and test result observation is not directly perceived；
3) system design and software are realized only just being verified whether to iron bird experimental stage consistent, lack a kind of in software
The means that the design initial stage contrasts with system design.
The content of the invention
The purpose of the present invention is exactly to solve the above problems, there is provided a kind of winged guard system software based on dynamic link library
Simulation comparison conversion method, for reducing tester's workload in the software test stage, and provides a kind of before iron bird is tested
It was found that Software for Design even new tool, the new method of system design problem.
The technical problem to be solved in the invention is as follows：
1) the extra test code that software test needs to write is reduced；
2) observe software test result more directly perceived；
3) proving time that system design is realized with software is done sth. in advance.
Winged guard system software emulation contrast conversion method of the present invention based on dynamic link library, including:
Step one, in the first engineering, definition fly guard system initialization interface, fly guard system real-time task scheduling interface,
Fly guard system input information assignment interface and winged guard system output information assignment interface；
Step 2, in the winged guard system initialization interface winged guard system output information and intermediate variable are carried out initially
Change and set, the input information of winged guard system is carried out into assignment in the winged guard system input information assignment interface, fly described
Winged guard system output information is carried out into assignment in guard system software output information assignment interface, in winged guard system real-time task scheduling
Winged guard system periodic duty is called in interface；
Step 3, by the winged guard system initialization interface, fly guard system real-time task scheduling interface, fly guard system input
Information assignment interface and winged guard system output information assignment interface are claimed as export interface；
Step 4, compiling form dynamic link library and threaded file；
Step 5, the dynamic link library and threaded file are introduced into the second engineering, and by second engineering
Input and output are configured according to the interface of the dynamic link library, and the winged guard system initialization interface is called afterwards；
Step 6, by second engineering, call the winged guard system real-time task scheduling to connect according to real-time task
Mouth, the information needed flown in guard system input information assignment interface and winged guard system output information assignment interface, are emulated
Test.
Preferably, first engineering includes dynamic link library engineering, and second engineering includes system function engineering,
The system function engineering installation is made suitable to the order that solver sends into can receive the relevant information from solver
When response.
In such scheme preferably, the winged guard system input information include surface instruction information, sensor information with
And status information of equipment.
In such scheme preferably, the winged guard system output information includes download information, equipment operation command information
And control instruction information.
In such scheme preferably, the control instruction information include rudder face control instruction information, brake instruction information,
Nose Wheel Steering command information and throttle commands information.
After using above technical scheme, following advantage is capable of achieving：
1) present invention merely add the code that external interface is called, and guard system software source code is flown without change；
2) by means of Matlab softwares, all output variables can be shown, be stored etc. with operation, it is convenient directly perceived；
3) the need for can be according to software test, dynamic link library call parameters need to only be changed, it is possible to carry out software list
Unit's test, software configuration item test；
4) can iron bird experiment before with system design model contrast simulation, can ahead of time find software and system design mistake
By mistake, software change risk is reduced.
Brief description of the drawings
Accompanying drawing 1 is preferable to carry out for winged guard system software emulation of the present invention based on dynamic link library contrasts the one of conversion method
The flow chart of example.
Specific embodiment
To make the purpose, technical scheme and advantage of present invention implementation clearer, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is further described in more detail.In the accompanying drawings, identical from start to finish or class
As label represent same or similar element or the element with same or like function.Described embodiment is the present invention
A part of embodiment, rather than whole embodiments.Embodiment below with reference to Description of Drawings is exemplary, it is intended to used
It is of the invention in explaining, and be not considered as limiting the invention.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.Under
Face is described in detail with reference to accompanying drawing to embodiments of the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward " are based on accompanying drawing institute
The orientation or position relationship for showing, are for only for ease of the description present invention and simplify description, rather than the dress for indicating or implying meaning
Put or element with specific orientation, with specific azimuth configuration and operation, therefore it is not intended that must be protected to the present invention
The limitation of scope.
Winged guard system software emulation contrast conversion method of the present invention based on dynamic link library, as shown in figure 1, including:
Step one, in the first engineering, definition fly guard system initialization interface, fly guard system real-time task scheduling interface,
Fly guard system input information assignment interface and winged guard system output information assignment interface；
Step 2, in the winged guard system initialization interface winged guard system output information and intermediate variable are carried out initially
Change and set, the input information of winged guard system is carried out into assignment in the winged guard system input information assignment interface, fly described
Winged guard system output information is carried out into assignment in guard system software output information assignment interface, in winged guard system real-time task scheduling
Winged guard system periodic duty is called in interface；
Step 3, by the winged guard system initialization interface, fly guard system real-time task scheduling interface, fly guard system input
Information assignment interface and winged guard system output information assignment interface are claimed as export interface；
Step 4, compiling form dynamic link library and threaded file；
Step 5, the dynamic link library and threaded file are introduced into the second engineering, and by second engineering
Input and output are configured according to the interface of the dynamic link library, and the winged guard system initialization interface is called afterwards；
Step 6, by second engineering, call the winged guard system real-time task scheduling to connect according to real-time task
Mouth, the information needed flown in guard system input information assignment interface and winged guard system output information assignment interface, are emulated
Test.
The present invention is described in further details below by embodiment.
In the present embodiment, an engineering includes dynamic link library engineering, such as the dynamic link library engineering in VC++
Win32Dynamic-link Library, second engineering include system function engineering, the system function engineering installation into
The relevant information from solver can be received, and appropriate response is made in the order sent to solver, such as in Matlab
S-Function Bulider (hereinafter referred to as S- functions), above-mentioned solver be Simulink, it is to be understood that S- functions
It refer to the One function of (i.e. computer language, is different from the system module of Simulink) description by the way of non-patterned
Block.User can use the language such as MATLAB codes, C, C++, FORTRAM to write S- functions.S- functions are by a kind of specific language
Method is constituted, and for describing and realizes the dynamical systems such as continuous system, discrete system and hybrid system；S- functions can receive to come
From the relevant information of Simulink solvers, and appropriate response is made in the order sent to solver, and this reciprocation is non-
Often similar to Simulink system modules and the reciprocation of solver.One complete S- function of structural system contains description
Whole abilities needed for dynamical system, every other service condition is all the special case of this structural system.Often S- Function Modules
Block is the core of whole Simulink dynamical systems
Specific embodiment of the invention is as follows：
1) a newly-built dynamic link library engineering in Visual C++6.0, winged guard system software source code is imported into
In this engineering；
2) derived function interface is needed defined in dynamic link library engineering, for being adjusted subsequently in Matlab softwares
With the function interface details of definition are：
KVB_Init flies guard system software initialization interface；
KVB_RT_Proc flies guard system software real-time task scheduling interface；
KVB_Input flies guard system software input information assignment interface；
KVB_Output flies guard system software output information assignment interface.
3) winged guard system output information and intermediate variable are carried out into Initialize installation in winged guard system initialization function；
Fly that the information needed for winged guard system is carried out into assignment in guard system input information assignment function；In winged guard system software output information
Winged guard system output information is carried out into assignment in assignment interface, data record is convenient for observation；In winged guard system software reality
When task dispatch interface in call winged guard system periodic duty.
Above-mentioned winged guard system input information includes surface instruction information, sensor information and status information of equipment；It is above-mentioned
Flying guard system output information includes download information, equipment operation command information and control instruction information.
It should be noted that in the present embodiment, above-mentioned surface instruction refers to the instruction sent by earth station, sensor information
Comprising various winged guard system outside crosslinking sensor informations, comprising sensor fault word, equipment state includes electromechanical equipment, power
The state status of equipment etc..
In the present embodiment, above-mentioned download information refers to the information for descending into earth station for pointing out pilot, equipment operation
Instruction refers to the instruction for controlling other systems equipment, and above-mentioned control instruction information includes rudder face control instruction information, brake
Command information, Nose Wheel Steering command information and throttle commands information.
4) input, output, initialization, real-time task are claimed as export interface in dynamic link library engineering；
5) compile after the completion of can produce two files, be by suffix " lib " and " dll " and file be put into Matlab work mesh
Under record；
6) set up a user-defined S function interface in Matlab softwares, double-click after opening by input and output according to
The interface of dynamic link library is configured, and calls initialization interface after dynamic link library is loaded into, and is called in real-time task
Input, output, real-time task interface；
7) after the completion of processing, the model (mdl files) that winged guard system software can serve as in a Matlab is transported
OK, support emulation and test job.
It is last it is to be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.To the greatest extent
Pipe has been described in detail to the present invention with reference to the foregoing embodiments, it will be understood by those within the art that：It is still
Technical scheme described in foregoing embodiments can be modified, or which part technical characteristic is equally replaced
Change；And these modifications or replacement, do not make the essence of the essence disengaging various embodiments of the present invention technical scheme of appropriate technical solution
God and scope.
Claims (5)
1. a kind of winged guard system software emulation based on dynamic link library contrasts conversion method, it is characterised in that including:
Step one, in the first engineering, definition flies guard system initialization interface, flies guard system real-time task scheduling interface, flies pipe
System is input into information assignment interface and winged guard system output information assignment interface；
Step 2, winged guard system output information and intermediate variable are carried out into initialization in the winged guard system initialization interface set
Put, the input information of winged guard system is carried out into assignment in the winged guard system input information assignment interface, in the winged piping
Winged guard system output information is carried out into assignment in system software output information assignment interface, in winged guard system real-time task scheduling interface
In call winged guard system periodic duty；
Step 3, by the winged guard system initialization interface, fly guard system real-time task scheduling interface, fly guard system input information
Assignment interface and winged guard system output information assignment interface are claimed as export interface；
Step 4, compiling form dynamic link library and threaded file；
Step 5, the dynamic link library and threaded file are introduced into the second engineering, and by the input of second engineering
Output is configured according to the interface of the dynamic link library, and the winged guard system initialization interface is called afterwards；
Step 6, by second engineering, the winged guard system real-time task scheduling interface is called according to real-time task, is flown
The information needed that guard system is input into information assignment interface and winged guard system output information assignment interface, carries out emulation testing.
2. the winged guard system software emulation based on dynamic link library as claimed in claim 1 contrasts conversion method, and its feature exists
In first engineering includes dynamic link library engineering, and second engineering includes system function engineering, the system function work
Journey is arranged to receive the relevant information from solver, and appropriate response is made in the order sent to solver.
3. the winged guard system software emulation based on dynamic link library as claimed in claim 1 contrasts conversion method, and its feature exists
In the winged guard system input information includes surface instruction information, sensor information and status information of equipment.
4. the winged guard system software emulation based on dynamic link library as claimed in claim 1 contrasts conversion method, and its feature exists
In the winged guard system output information includes download information, equipment operation command information and control instruction information.
5. the winged guard system software emulation based on dynamic link library as claimed in claim 4 contrasts conversion method, and its feature exists
In the control instruction information includes rudder face control instruction information, brake instruction information, Nose Wheel Steering command information and throttle
Command information.
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Cited By (5)
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| CN108255149A (en) * | 2017-12-08 | 2018-07-06 | 中国航空工业集团公司成都飞机设计研究所 | It is a kind of to be remotely controlled the method that unmanned plane flies guard system failure of removing |
| CN110347589A (en) * | 2019-06-11 | 2019-10-18 | 烽火通信科技股份有限公司 | A kind of software unit testing automated detection method and system |
| CN110362615A (en) * | 2019-05-09 | 2019-10-22 | 中国航空工业集团公司西安航空计算技术研究所 | Towards multipair as intelligent data driven table method and device with complex interface |
| CN110750835A (en) * | 2019-10-14 | 2020-02-04 | 中国航空工业集团公司沈阳飞机设计研究所 | Automatic test platform for state diagram of aircraft system and building method thereof |
| CN113238834A (en) * | 2021-05-31 | 2021-08-10 | 北京世冠金洋科技发展有限公司 | Processing method and device of simulation model file and electronic equipment |
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| CN108255149A (en) * | 2017-12-08 | 2018-07-06 | 中国航空工业集团公司成都飞机设计研究所 | It is a kind of to be remotely controlled the method that unmanned plane flies guard system failure of removing |
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| CN110347589A (en) * | 2019-06-11 | 2019-10-18 | 烽火通信科技股份有限公司 | A kind of software unit testing automated detection method and system |
| CN110750835A (en) * | 2019-10-14 | 2020-02-04 | 中国航空工业集团公司沈阳飞机设计研究所 | Automatic test platform for state diagram of aircraft system and building method thereof |
| CN110750835B (en) * | 2019-10-14 | 2022-09-20 | 中国航空工业集团公司沈阳飞机设计研究所 | Automatic test platform for state diagram of aircraft system and building method thereof |
| CN113238834A (en) * | 2021-05-31 | 2021-08-10 | 北京世冠金洋科技发展有限公司 | Processing method and device of simulation model file and electronic equipment |
| CN113238834B (en) * | 2021-05-31 | 2023-08-08 | 北京世冠金洋科技发展有限公司 | Simulation model file processing method and device and electronic equipment |
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