CN112995808B - FC-AE-1553 network optimization method and system - Google Patents

FC-AE-1553 network optimization method and system Download PDF

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Publication number
CN112995808B
CN112995808B CN202110428158.9A CN202110428158A CN112995808B CN 112995808 B CN112995808 B CN 112995808B CN 202110428158 A CN202110428158 A CN 202110428158A CN 112995808 B CN112995808 B CN 112995808B
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network
message
interval time
message interval
time
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CN112995808A (en
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李广辉
谈树峰
徐秀波
应子罡
魏江龙
张雄波
杨丽丽
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Beijing Tasson Science and Technology Co Ltd
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Beijing Tasson Science and Technology Co Ltd
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Priority to PCT/CN2021/119673 priority patent/WO2022222371A1/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0079—Operation or maintenance aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0086—Network resource allocation, dimensioning or optimisation

Abstract

The invention provides a FC-AE-1553 network optimization method and a system, comprising the following steps: when the FC-AE-1553 network is initialized, the message execution mode is set to be a message interval mode; configuring message interval time between every two adjacent messages executed in a message stack, wherein the message interval time is set based on a master frequency clock of the FC-AE-1553 network; and sequentially executing the messages in the message stack based on the message interval time. By the invention, the execution time of the message is not needed to be considered, and the execution interval time between the two messages is designed, so that the data transmission bandwidth and the use flexibility of a user can be effectively improved, the optimal performance is achieved, and the use of an actual scene is facilitated.

Description

FC-AE-1553 network optimization method and system
Technical Field
The invention relates to the technical field of communication, in particular to a FC-AE-1553 network optimization method and system.
Background
FC-AE-1553 is a standard established by the fibre channel standardization organization's aerospace electronics division Commission. The standard is to map an MIL-STD-1553B bus protocol on an FC-4 layer, utilize the advantages of high transmission efficiency, low delay, long transmission distance and high reliability of an optical fiber channel and be compatible with the original MIL-STD-1553B equipment terminal.
In the prior art, it is assumed that a user in a message stack sets 3 messages, which are msg01 respectively, and the data volume carried by the messages is 1KB and msg02, 4KB and msg03, and 64 KB. It is necessary to pass actual tests to be able to obtain relatively accurate message execution times of T1, T2, T3. After message stack startup, msg01 executes msg02 after T1 and msg03 after T2. That is to say, in the existing FC-AE-1553 protocol, each message added in the message stack needs to be subjected to message execution time configuration, and the configuration time is inconsistent according to different data volumes carried by the messages, and the time can only be set relatively accurately in the actual use process, so if the time setting is too small for a user, transmission failure of the FC-AE-1553 message is caused, and if the time setting is too large, waste of bus bandwidth is caused.
Disclosure of Invention
The invention provides an FC-AE-1553 network optimization method and system for effectively improving data transmission bandwidth and flexibility of user use.
The invention provides an FC-AE-1553 network optimization method, which comprises the following steps:
when the FC-AE-1553 network is initialized, the message execution mode is set to be a message interval mode;
configuring message interval time between every two adjacent messages executed in a message stack, wherein the message interval time is set based on a master frequency clock of the FC-AE-1553 network;
and sequentially executing the messages in the message stack based on the message interval time.
Preferably, the FC-AE-1553 network optimization method, wherein the FC-AE-1553 network includes a network controller, a storage module and at least two network terminals, and the at least two network terminals transmit information to the network controller according to the message interval time, respectively.
Preferably, the FC-AE-1553 network optimization method further includes:
configuring the timeout time of the data frame and the state frame to be millisecond level;
and starting timing when the network terminal sends a command frame, if the time for replying a state frame and a data frame exceeds the overtime time after the corresponding network controller receives the command frame, writing the overtime information of the network terminal into a corresponding completion block in a completion queue of a storage module, and outputting a completion interrupt.
Preferably, in the FC-AE-1553 network optimization method, the at least two network terminals are connected to the network controller through optical fibers, a main splitter and a backup splitter respectively.
The invention also provides an FC-AE-1553 network optimization system, which comprises the following components:
the message execution mode setting module is used for setting the message execution mode to be a message interval mode when the FC-AE-1553 network is initialized;
a message interval time configuration module, configured to configure a message interval time between every two adjacent messages executed in a message stack, where the message interval time is set based on a master frequency clock of the FC-AE-1553 network;
and the execution module is used for sequentially executing the messages in the message stack based on the message interval time.
Preferably, the FC-AE-1553 network optimization system, wherein the FC-AE-1553 network includes a network controller, a storage module, and at least two network terminals, and the at least two network terminals transmit information to the network controller according to the message interval time, respectively.
Preferably, the FC-AE-1553 network optimization system further includes:
the overtime configuration module is used for configuring the overtime of the data frame and the state frame to be millisecond level;
and the timing management module is used for starting timing when the network terminal sends the command frame, if the time for replying the state frame and the data frame exceeds the overtime time after the corresponding network controller receives the command frame, writing the overtime information of the network terminal into a corresponding completion block in a completion queue of the storage module, and outputting a completion interrupt.
Preferably, in the FC-AE-1553 network optimization system, the at least two network terminals are connected to the network controller through optical fibers, a main splitter and a backup splitter respectively.
The invention provides electronic equipment, which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the steps of the FC-AE-1553 network optimization method are realized when the processor executes the program.
The present invention provides a non-transitory computer readable storage medium having stored thereon a computer program which, when executed by a processor, performs the steps of the FC-AE-1553 network optimization method.
The invention provides an FC-AE-1553 network optimization method and system, which avoid the problems that the execution time of a message is continuously tried to be optimized and the message bandwidth is relatively low in the prior art, do not need to consider the execution time of the message any more, can effectively improve the data transmission bandwidth and the flexibility of user use by designing the execution interval time between two messages, achieve the optimal performance and are beneficial to the use of an actual scene.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a FC-AE-1553 network optimization method provided by the invention;
FIG. 2 is a schematic diagram of a FC-AE-1553 network optimization method system provided by the invention;
fig. 3 is a schematic diagram of an electronic device provided in the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic diagram of an FC-AE-1553 network optimization method provided by the present invention, as shown in fig. 1, the method includes:
s1, when the FC-AE-1553 network is initialized, the message execution mode is set to be the message interval mode;
the FC-AE-1553 network comprises a network controller, a storage module and at least two network terminals, wherein the at least two network terminals transmit information to the network controller according to the message interval time respectively.
S2, configuring message interval time between every two adjacent messages in a message stack, wherein the message interval time is set based on a master frequency clock of the FC-AE-1553 network;
the master frequency clock refers to a master frequency clock used by the FC-AE-1553 network system, and if the master frequency clock of the system is 100MHz, the unit of the message interval time is 10ns, and a user can set different preset values according to actual use scenes, so that the message interval time T = the preset value multiplied by 10 ns.
And S3, sequentially executing the messages in the message stack based on the message interval time.
That is, the queued messages are sequentially executed with a message interval time therebetween.
Further comprising:
configuring the timeout time of the data frame and the state frame to be millisecond level; the time does not need to be set accurately, and is generally set to be in milliseconds.
And starting timing when the network terminal sends a command frame, if the time for replying a state frame and a data frame exceeds the overtime time after the corresponding network controller receives the command frame, writing the overtime information of the network terminal into a corresponding completion block in a completion queue of a storage module, and outputting a completion interrupt.
And the at least two network terminals are respectively connected with the network controller through optical fibers, a main optical splitter and a standby optical splitter.
Suppose a user in the message stack sets 3 messages, msg01 respectively, carrying 1KB and msg02 of data, 4KB and msg03 of data and 64KB of data. The technical scheme of the invention is that the message interval T is directly added by abandoning the settings of T1, T2 and T3, and after the execution of msg01 is completed, T3 is executed at the interval T after the execution of msg02 after the interval time T. That is, the interval between two messages that are not adjacent to each other is the preset interval time T, so that T1, T2 and T3 are not required to be set, the problems that the execution time of the messages is continuously tried to be optimized and the bandwidth of the messages is relatively low in the prior art are solved, the execution time of the messages is not required to be considered, and the execution interval time between two messages is designed, so that the data transmission bandwidth and the flexibility of the use of a user can be effectively improved, the optimal performance is achieved, and the use of an actual scene is facilitated.
The following describes the FC-AE-1553 network optimization method system provided by the present invention, and the FC-AE-1553 network optimization method system described below and the FC-AE-1553 network optimization method described above may be referred to correspondingly.
Fig. 2 is a schematic diagram of a system of an FC-AE-1553 network optimization method provided by the present invention, as shown in fig. 2, the system includes:
a message execution mode setting module 10, configured to set a message execution mode to a message interval mode when the FC-AE-1553 network is initialized;
a message interval time configuration module 20, configured to configure a message interval time between every two adjacent messages executed in a message stack, where the message interval time is set based on a master frequency clock of the FC-AE-1553 network;
and the execution module 30 is configured to sequentially execute the messages in the message stack based on the message interval time.
The FC-AE-1553 network comprises a network controller, a storage module and at least two network terminals, wherein the at least two network terminals transmit information to the network controller according to the message interval time respectively.
Further comprising:
the overtime configuration module is used for configuring the overtime of the data frame and the state frame to be millisecond level;
and the timing management module is used for starting timing when the network terminal sends the command frame, if the time for replying the state frame and the data frame exceeds the overtime time after the corresponding network controller receives the command frame, writing the overtime information of the network terminal into a corresponding completion block in a completion queue of the storage module, and outputting a completion interrupt.
And the at least two network terminals are respectively connected with the network controller through optical fibers, a main optical splitter and a standby optical splitter.
Fig. 3 illustrates a physical structure diagram of an electronic device, which may include: a processor (processor)310, a communication Interface (communication Interface)320, a memory (memory)330 and a communication bus 340, wherein the processor 310, the communication Interface 320 and the memory 330 communicate with each other via the communication bus 340. The processor 310 may invoke logic instructions in the memory 330 to perform a FC-AE-1553 network optimization method comprising:
s1, when the FC-AE-1553 network is initialized, the message execution mode is set to be the message interval mode;
s2, configuring message interval time between every two adjacent messages in a message stack, wherein the message interval time is set based on a master frequency clock of the FC-AE-1553 network;
and S3, sequentially executing the messages in the message stack based on the message interval time.
In addition, the logic instructions in the memory 330 may be implemented in the form of software functional units and stored in a computer readable storage medium when the software functional units are sold or used as independent products. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
In another aspect, the present invention also provides a computer program product comprising a computer program stored on a non-transitory computer readable storage medium, the computer program comprising program instructions which, when executed by a computer, enable the computer to perform a method of FC-AE-1553 network optimization, the method comprising:
s1, when the FC-AE-1553 network is initialized, the message execution mode is set to be the message interval mode;
s2, configuring message interval time between every two adjacent messages in a message stack, wherein the message interval time is set based on a master frequency clock of the FC-AE-1553 network;
and S3, sequentially executing the messages in the message stack based on the message interval time.
In yet another aspect, the present invention also provides a non-transitory computer readable storage medium having stored thereon a computer program that, when executed by a processor, is implemented to perform a method of FC-AE-1553 network optimization, the method comprising:
s1, when the FC-AE-1553 network is initialized, the message execution mode is set to be the message interval mode;
s2, configuring message interval time between every two adjacent messages in a message stack, wherein the message interval time is set based on a master frequency clock of the FC-AE-1553 network;
and S3, sequentially executing the messages in the message stack based on the message interval time.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. An FC-AE-1553 network optimization method is characterized by comprising the following steps:
when the FC-AE-1553 network is initialized, the message execution mode is set to be a message interval mode;
configuring message interval time between every two adjacent messages executed in a message stack, wherein the message interval time between every two adjacent messages is equal, the message interval time is equal to a preset value multiplied by a unit of the message interval time, a user sets different preset values according to an actual use scene, and the unit of the message interval time is set based on a master frequency clock of an FC-AE-1553 network;
and sequentially executing the messages in the message stack based on the message interval time.
2. The FC-AE-1553 network optimization method of claim 1, wherein the FC-AE-1553 network comprises a network controller, a storage module, and at least two network terminals, and the at least two network terminals transmit information to the network controller according to the message interval time, respectively.
3. The FC-AE-1553 network optimization method of claim 2, further comprising:
configuring the timeout time of the data frame and the state frame to be millisecond level;
and starting timing when the network terminal sends a command frame, if the time for replying a state frame and a data frame exceeds the overtime time after the corresponding network controller receives the command frame, writing the overtime information of the network terminal into a corresponding completion block in a completion queue of a storage module, and outputting a completion interrupt.
4. The FC-AE-1553 network optimization method of claim 3, wherein said at least two network terminals are connected to the network controller via optical fibers, a primary splitter and a backup splitter, respectively.
5. An FC-AE-1553 network optimization system is characterized by comprising:
the message execution mode setting module is used for setting the message execution mode to be a message interval mode when the FC-AE-1553 network is initialized;
a message interval time configuration module, configured to configure a message interval time between every two adjacent messages executed in a message stack, where the message interval time between every two adjacent messages is equal; the message interval time is equal to a preset value multiplied by a unit of the message interval time, different preset values are set by a user according to an actual use scene, and the unit of the message interval time is set based on a main frequency clock of the FC-AE-1553 network;
and the execution module is used for sequentially executing the messages in the message stack based on the message interval time.
6. The FC-AE-1553 network optimization system of claim 5, wherein the FC-AE-1553 network comprises a network controller, a storage module, and at least two network terminals, each transmitting information to the network controller according to the message interval time.
7. The FC-AE-1553 network optimization system of claim 6, further comprising:
the overtime configuration module is used for configuring the overtime of the data frame and the state frame to be millisecond level;
and the timing management module is used for starting timing when the network terminal sends the command frame, if the time for replying the state frame and the data frame exceeds the overtime time after the corresponding network controller receives the command frame, writing the overtime information of the network terminal into a corresponding completion block in a completion queue of the storage module, and outputting a completion interrupt.
8. The FC-AE-1553 network optimization system of claim 7, wherein said at least two network terminals are connected to the network controller via optical fibers, a primary splitter and a backup splitter, respectively.
9. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the steps of the FC-AE-1553 network optimization method according to any one of claims 1 to 4 are implemented when the program is executed by the processor.
10. A non-transitory computer readable storage medium, having stored thereon a computer program, characterized in that the computer program, when being executed by a processor, is adapted to carry out the steps of the FC-AE-1553 network optimization method according to any one of claims 1 to 4.
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