CN108227568A - A kind of data storage device and method based on SAFEBus buses - Google Patents
A kind of data storage device and method based on SAFEBus buses Download PDFInfo
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- CN108227568A CN108227568A CN201711371429.1A CN201711371429A CN108227568A CN 108227568 A CN108227568 A CN 108227568A CN 201711371429 A CN201711371429 A CN 201711371429A CN 108227568 A CN108227568 A CN 108227568A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
A kind of data storage device based on SAFEBus buses of the invention belongs to 659 bussing technique fields with method, and the storage and export to 659 bus datas are realized using data memory module.The present invention reads 659 bus datas and encryption using processor, is then store in the technical solution of in-built electrical sub-disk：In the operating mode, processor records 659 bus datas to built-in electric board；In the maintenance mode, using setting serial ports, network interface outside in-built electrical sub-disk, built-in electric board data are read out.Data memory module preserves 659 bus datas in a period of time, and commissioning staff can retrieve certain particular moment (such as trouble point moment) 659 bus data in this period, and 659 buses of enhancing are maintainable.By guaranteeing data security to the encryption storage of 659 bus datas；Data conversion is carried out by adding timestamp, while to 659 bus datas, convenient for using retrieval 659 bus data of software lookup particular moment.The present invention is convenient to debug 659 buses, improves research and development of products efficiency.
Description
Technical field
A kind of data storage device based on SAFEBus buses of the invention belongs to 659 bussing technique fields with method.
Background technology
ARINC659 buses (hereinafter referred to as 659 buses) are that the bus-type multinode serial communication based on time table- driven is total
Line has the characteristics that transmission time certainty, high fault tolerance and high reliability.The data storage of 659 buses has become 659 buses
Important component in the main trend in research and development field and the application of 659 buses.At present, the method that the maintenance of 659 buses uses all compares
Relatively simple, the bus data at some time point of bus is checked in usually single triggering.But it is difficult often to capture some in debugging
659 bus datas of particular point in time (fault time point), because the frame message time of 659 buses is especially short.If crawl
It less than 659 bus datas of particular point in time (fault time point), haves no way of handling to the maintenance of 659 buses, event occur in 659 buses
Barrier can not solve, therefore conventional method can not meet the debugging demand of 659 bus developments.
Invention content
The purpose of the present invention：Conventional method can only trigger 659 maintenance by single-point, read certain 659 bus moment of moment.
Due to the regulation of 659 bus protocols, the one frame message time of 659 bus is especially short.In practical 659 buses debugging, it is difficult to capture
659 bus data of particular moment.In order to avoid the shortcomings of the prior art, 659 buses of enhancing are maintainable.The present invention proposes
A kind of data storage device and method based on SAFEBUS buses.Pass through stored record 659 all number of buses interior for a period of time
According to, the trouble point time is covered, 659 bus datas of fault moment can be checked by retrieval, enhances the maintainability of 659 buses,
Convenient for the debugging of 659 bus developments.
Technical scheme of the present invention：A kind of data storage device and method based on SAFEBus buses, which is characterized in that
The method takes following steps：
1) it utilizes based on the Bus Interface Unit BIU modules that on-site programmable gate array FPGA designs and 659 bus communications,
Read all 659 bus datas.659 buses occur behavior generate data, Bus Interface Unit BIU modules as 659 buses with
Bridge (can regard Double Port Random Memory RAM as) between processor CPU (hereinafter referred to as CPU), CPU passes through Bus Interface Unit
BIU modules receive and dispatch 659 bus data information to 659 buses, complete the record to 659 bus datas；
2) 659 bus datas are stored using in-built electrical sub-disk, in-built electrical sub-disk is connect by bus with CPU.CPU
659 bus datas are sent to by built-in electronic disk storage by bus, complete the storage to 659 bus datas；
3) data storage device exterior design interface, interface are connected with in-built electrical sub-disk and CPU, and CPU can be by in-built electrical
Sub-disk digital independent is simultaneously sent to interface export.659 bus messages are exported over time, are completed to 659 bus datas
Export；
4) 659 bus datas of export carry out data conversion.Derived 659 bus data is sorted out using algorithm, root
659 bus datas are retrieved according to timestamp.Particular point in time is inputted in gopher, before every 659 bus datas
659 bus data of timestamp information retrieval specific time, complete the deciphering to 659 bus datas.
This method is further comprising the steps of：Using storage strategy, in-built electrical sub-disk is first by rule 659 bus datas of storage
First using real-time clock module, added timestamp before valid data, timestamp increases in chronological order, makes every 659 number of buses
According to being endowed single identifier；After its second processor encrypts 659 bus datas after addition timestamp using Encryption Algorithm, deposit
It stores up in built-in electric board, completes to 659 bus data secure storages；When memory space is less than certain proportion, old 659 are deleted
Bus data adds 659 new bus datas.
This method is further comprising the steps of：By network interface outside design data storage device and serial ports, lead in different ways
659 bus datas for going out built-in electronic disk storage read the data of data memory module storage as USB flash disk, complete to 659 buses
The export of data.For ease of field adjustable, 2 serial ports are set, 1 network interface, one of serial ports by data memory module as
Host, external USB flash disk derived information, other in which serial ports is by the in-built electrical sub-disk in data storage device as USB flash disk, external pen
Remember this general-purpose serial bus USB, in-built electrical sub-disk data are read using notebook.1 network interface is built-in using data storage device
FTP service, connection notes Home Network mouth, realize in real time to built-in electric board upload download function, conducive to debugging.Two schemes are fitted
Different operating scene is answered, for example 659 bus datas are exported using external USB flash disk during the debugging of outfield, debugging station connects net when debugging
Mouth, which uploads, downloads intuitive and convenient.
This method is further comprising the steps of：Operational mode and service mode are counted, when data memory module is in operational mode,
Processor records 659 bus messages, and 659 buses are monitored in real time to built-in electric board；When monitoring maintenance module enters maintenance
Pattern.The operations such as debugging CPU are carried out in the maintenance mode.
This method is further comprising the steps of：Window is can record using regulation is configured, reads configuration words letter upon power-up of the system
Breath determines the window for needing to record, and BIU modules is recycled to read the window for determining to need to record, and reduces 659 number of buses of record
According to amount, while the normal function of data storage device is not influenced.
The present invention has the advantage that and advantageous effect：The present invention realizes the record storage and export to 659 bus datas
Function, solving traditional 659 buses debugging can only utilize single-point to trigger, it is difficult to read and transmit number in 659 buses of particular point in time
According to problem.Using 659 bus data storage devices, by the storage and export to 659 data in a period of time, when will be specific
Between 659 bus datas of section accurately recorded, by retrieval can really restore particular point in time 659 buses transmit it is logical
Letter data checks that 659 bus data of particular point in time will be seen that the 659 bus behaviors at this time point, consequently facilitating 659 is total
The debugging of line；
Using mode switch running mode switching and service mode, control processor to electric board carry out write-in storage or
Read the derived working condition for acting, facilitating differentiation data storage device；
Using two serial ports, one of AccessPort personnel need to only connect external USB interface storage device (such as USB flash disk) i.e.
Data can be exported, simplify the derived operation of data；Another serial ports connects external industry control by regarding in-built electrical sub-disk as USB flash disk
Machine facilitates developer to develop debugging；
Using real-time clock module, timestamp is added to 659 bus datas, convenient for the retrieval of 659 bus datas；
Storage is encrypted to 659 bus datas for being stored in in-built electrical sub-disk using Encryption Algorithm, ensures data safety.
Description of the drawings
Fig. 1：659 bus data storage device hardware structure functional block diagrams；
Fig. 2：659 bus data storage method schematic diagrames.
Specific embodiment
A kind of data storage device and method based on SAFEBus buses, which is characterized in that the method takes following step
Suddenly：
1) it utilizes based on the Bus Interface Unit BIU modules that on-site programmable gate array FPGA designs and 659 bus communications,
Read all 659 bus datas.659 buses occur behavior generate data, Bus Interface Unit BIU modules as 659 buses with
Bridge (can regard Double Port Random Memory RAM as) between processor CPU (hereinafter referred to as CPU), CPU passes through Bus Interface Unit
BIU modules receive and dispatch 659 bus data information to 659 buses, complete the record to 659 bus datas；
2) 659 bus datas are stored using in-built electrical sub-disk, in-built electrical sub-disk is connect by bus with CPU.CPU
659 bus datas are sent to by built-in electronic disk storage by bus, complete the storage to 659 bus datas；
3) data storage device exterior design interface, interface are connected with in-built electrical sub-disk and CPU, and CPU can be by in-built electrical
Sub-disk digital independent is simultaneously sent to interface export.659 bus messages are exported over time, are completed to 659 bus datas
Export；
4) 659 bus datas of export carry out data conversion.Derived 659 bus data is sorted out using algorithm, root
659 bus datas are retrieved according to timestamp.Particular point in time is inputted in gopher, before every 659 bus datas
659 bus data of timestamp information retrieval specific time, complete the deciphering to 659 bus datas.
This method is further comprising the steps of：Using storage strategy, in-built electrical sub-disk is first by rule 659 bus datas of storage
First using real-time clock module, added timestamp before valid data, timestamp increases in chronological order, makes every 659 number of buses
According to being endowed single identifier；After its second processor encrypts 659 bus datas after addition timestamp using Encryption Algorithm, deposit
It stores up in built-in electric board, completes to 659 bus data secure storages；When memory space is less than certain proportion, old 659 are deleted
Bus data adds 659 new bus datas.
This method is further comprising the steps of：By network interface outside design data storage device and serial ports, lead in different ways
659 bus datas for going out built-in electronic disk storage read the data of data memory module storage as USB flash disk, complete to 659 buses
The export of data.For ease of field adjustable, 2 serial ports are set, 1 network interface, one of serial ports by data memory module as
Host, external USB flash disk derived information, other in which serial ports is by the in-built electrical sub-disk in data storage device as USB flash disk, external pen
Remember this general-purpose serial bus USB, in-built electrical sub-disk data are read using notebook.1 network interface is built-in using data storage device
FTP service, connection notes Home Network mouth, realize in real time to built-in electric board upload download function, conducive to debugging.Two schemes are fitted
Different operating scene is answered, for example 659 bus datas are exported using external USB flash disk during the debugging of outfield, debugging station connects net when debugging
Mouth, which uploads, downloads intuitive and convenient.
This method is further comprising the steps of：Operational mode and service mode are counted, when data memory module is in operational mode,
Processor records 659 bus messages, and 659 buses are monitored in real time to built-in electric board；When monitoring maintenance module enters maintenance
Pattern.The operations such as debugging CPU are carried out in the maintenance mode.
This method is further comprising the steps of：Window is can record using regulation is configured, reads configuration words letter upon power-up of the system
Breath determines the window for needing to record, and BIU modules is recycled to read the window for determining to need to record, and reduces 659 number of buses of record
According to amount, while the normal function of data storage device is not influenced.
The present invention will be described in detail for following combination attached drawing.
1st, 659 bus data storage devices use POWERPC processors, are patrolled by writing on-site programmable gate array FPGA
Volume, Bus Interface Unit BIU modules are formed, are the communications for realizing processor and 659 buses.
2nd, 659 bus data storage devices carry VXWORKS real time operating systems, meet the spy of 659 bus times triggering
Property；
3rd, BIU initializes control, BIU data transmit-receives, the status checkout to BIU defined in Bus Interface Unit BIU modules
With control, BIU
Interruption service, each node main controller (HOST) and BIU Interface Control File content；
4th, POWERPC processors after 659 bus datas are received, are placed on built-in electronic by bus and in-built electrical sub-disk
Disk is stored.
Following table illustrates 659 number of buses incremental sequentially in time between 0B3C 0EF6~0B3C 0EF8 periods
According to data are exported from in-built electrical sub-disk：
As seen from table, between 0B3C 0EF6~0B3C 0EF8 periods, 659 bus datas of 1~3 window are complete
Record, experimental result illustrate the ability that the data storage device has 659 bus datas of storage.
Embodiment one
Using model M2GL025T-1FGG484I field programmable gate array design bus interface unit BIU modules, adopt
The model MPC8378ECVRANGA processors produced by the use of Freescale companies are as data storage device processor.CPU leads to
It crosses Bus Interface Unit BIU modules and reads 659 bus datas of transmission.659 bus data storage device hardware structures are shown in Fig. 1.
Embodiment two
The model SST39VF3201-70-4I-E electric boards produced using SST companies deposit 659 bus datas
Storage.
Embodiment three
The RJ45 connectors of the model 09 45 551 1130 produced using HARTING companies are as 659 bus datas
Derived network interface.Serial ports of the USB interface of the model USB-B-S-S-B-TH produced using company as two different function.
Example IV
Using model ICS557GI-03 (the TSSOP16 clock generators generation real-time clocks of Integrated Device Technology, Inc.'s production.
Claims (5)
1. a kind of data storage device and method based on SAFEBus buses, which is characterized in that the method takes following step
Suddenly：
1) it using based on the Bus Interface Unit BIU modules that on-site programmable gate array FPGA designs and 659 bus communications, reads
All 659 bus datas.659 buses occur behavior and generate data, and Bus Interface Unit BIU modules are as 659 buses and processing
Bridge (can regard Double Port Random Memory RAM as) between device CPU (hereinafter referred to as CPU), CPU passes through Bus Interface Unit BIU
Module receives and dispatches 659 bus data information to 659 buses, completes the record to 659 bus datas；
2) 659 bus datas are stored using in-built electrical sub-disk, in-built electrical sub-disk is connect by bus with CPU.CPU passes through
659 bus datas are sent to built-in electronic disk storage by bus, complete the storage to 659 bus datas；
3) data storage device exterior design interface, interface are connected with in-built electrical sub-disk and CPU, and CPU can be by in-built electrical sub-disk
Digital independent is simultaneously sent to interface export.659 bus messages are exported over time, complete the export to 659 bus datas；
4) 659 bus datas of export carry out data conversion.Derived 659 bus data is sorted out using algorithm, according to when
Between stamp to 659 bus datas retrieve.Particular point in time is inputted in gopher, according to before every 659 bus datas when
Between stamp information retrieval search 659 bus data of specific time, complete the deciphering to 659 bus datas.
2. a kind of data storage device and method based on SAFEBus buses according to claim 1, which is characterized in that
This method is further comprising the steps of：
Using storage strategy, in-built electrical sub-disk is by rule 659 bus datas of storage, first using real-time clock module, effective
It is added timestamp before data, timestamp increases in chronological order, and every 659 bus datas is made to be endowed single identifier；Secondly at
After reason device encrypts 659 bus datas after addition timestamp using Encryption Algorithm, in-built electrical sub-disk is stored in, is completed to 659
Bus data secure storage；When memory space is less than certain proportion, 659 old bus datas are deleted, add 659 new buses
Data.
3. a kind of data storage device and method based on SAFEBus buses according to claim 1, which is characterized in that
This method is further comprising the steps of：
By network interface outside design data storage device and serial ports, 659 buses of built-in electronic disk storage are exported in different ways
Data read the data of data memory module storage as USB flash disk, complete the export to 659 bus datas.For ease of field adjustable,
2 serial ports, 1 network interface are set, and data memory module is worked as hosted, external USB flash disk derived information, wherein separately by one of serial ports
For one serial ports by the in-built electrical sub-disk in data storage device as USB flash disk, external notebook general-purpose serial bus USB utilizes pen
Remember this reading in-built electrical sub-disk data.For 1 network interface using the built-in FTP service of data storage device, Home Network mouth is taken down notes in connection, real
Download function is uploaded to built-in electric board when real, conducive to debugging.Two schemes adapt to different operating scene, such as outfield debugging
When using external USB flash disk export 659 bus datas, debugging station debug when connection network interface upload download intuitive and convenient.
4. a kind of data storage device and method based on SAFEBus buses according to claim 1, which is characterized in that
This method is further comprising the steps of：
Design and operation pattern and service mode, when data memory module is in operational mode, processor is recorded to built-in electric board
659 bus messages, and 659 buses are monitored in real time；When monitoring maintenance module enters service mode.It is adjusted in the maintenance mode
Try the operations such as CPU.
5. a kind of data storage device and method based on SAFEBus buses according to claim 1, which is characterized in that
This method is further comprising the steps of：Window is can record using regulation is configured, reads configuration words information upon power-up of the system, determines to need
The window to be recorded recycles BIU modules to read the window for determining to need to record, and reduces 659 bus data amounts of record, simultaneously
The normal function of data storage device is not influenced.
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| CN201711371429.1A CN108227568A (en) | 2017-12-15 | 2017-12-15 | A kind of data storage device and method based on SAFEBus buses |
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| CN201711371429.1A CN108227568A (en) | 2017-12-15 | 2017-12-15 | A kind of data storage device and method based on SAFEBus buses |
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Application publication date: 20180629 |