CN102662330B - Fault simulation device of fiber channel avionics environment (FC-AE)-1533 device - Google Patents
Fault simulation device of fiber channel avionics environment (FC-AE)-1533 device Download PDFInfo
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Abstract
The invention discloses a fault simulation device of a fiber channel avionics environment (FC-AE)-1533 device, which relates to the fault simulation device. In order to simulate a fault of the FC-AE-1533 device so as to detect the fault of the FC-AE-1533 device, a Qsys system is built inside a programmable logic device. An NIOSII processor in the Qsys system is used for transmitting a control command to an optical fibre interface module; a PCIe module is used for receiving the fault injected from a fault simulation host computer and carrying out data interaction with the simulation host computer, and the optical fibre interface module is used for carrying out 8B/10B encoding and transmitting on the data, transmitting the injected fault, and carrying out decoding and CRC (cyclic redundancy check) on the received data. The fault simulation device of the FC-AE-1533 device disclosed by the invention can be widely applied to an avionic device, a fighter plane, a civil airplane, naval vessels and other occasions with the device meeting the FC-AE-1533 protocol, and can carry out the work such as maintaining, testing, fault overhauling and the like on the product.
Description
Technical field
The present invention relates to a kind of equipment failure simulator.
Background technology
Development along with Aero-Space electronic busses, the interconnected performance of equipment room and the requirement of data throughput capabilities is also progressively being promoted, and FC-AE-1553 bus based on optical-fibre channel technology is because the advantage at aspects such as data transfer bandwidth, network performances becomes the military bus standard after MIL-STD-1553B bus, will more and more be applied to the equipment such as spaceborne, carrier-borne, airborne.Along with the further investigation to FC-AE-1533, FC-AE-1533 equipment will emerge in multitude, and the problem that bus test means lack highlights day by day.At present, on home market, also do not have to inject the FC-AE-1533 equipment failure simulator that FC-AE-1533 is tested by fault.
Summary of the invention
The present invention is for FC-AE-1533 equipment is carried out to fault simulation, and then realizes the problem that the fault of FC-AE-1533 equipment is detected, thereby a kind of FC-AE-1533 equipment failure simulator is provided.
FC-AE-1533 equipment failure simulator, it comprises programmable logic device (PLD), photoelectricity/electrooptic conversion module and fault simulation host computer;
The internal build of programmable logic device (PLD) has Qsys system, and described Qsys system comprises NIOSII processor, fiber interface module, PCIe module and AVALON bus;
NIOSII processor, fiber interface module and PCIe module are all articulated in AVALON bus;
NIOSII processor is for sending control command to fiber interface module and PCIe module;
PCIe module is for being received from the injection failure message of fault simulation host computer and carried out data interaction with emulation host computer by PCIe interface;
Fiber interface module is for being sent to FC-AE-1533 equipment to be detected by the injection failure message of fault simulation host computer by photoelectricity/electrooptic conversion module; Also for the data of fault simulation host computer are encoded, and by the data after coding, by photoelectricity/electrooptic conversion module, be sent to FC-AE-1533 equipment to be detected; Also for receiving the data from FC-AE-1533 equipment to be detected by photoelectricity/electrooptic conversion module, to this decoding data, CRC check and be uploaded to fault simulation host computer by PCIe module;
Photoelectricity/electrooptic conversion module is for realizing the mutual conversion of light signal and electric signal.
Beneficial effect: the present invention can carry out fault simulation to FC-AE-1533 equipment, and then realize the fault of FC-AE-1533 equipment is detected, the present invention can be widely used in avionic device, fighter plane, civil aircraft, naval vessels and other with the occasion that meets FC-AE-1553 protocol devices, can safeguard the said goods, the work such as test and trouble hunting.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention; Fig. 2 is the inner structure schematic diagram of programmable logic device (PLD) in the present invention.
Embodiment
Embodiment one, in conjunction with Fig. 1, this embodiment is described, FC-AE-1533 equipment failure simulator, it comprises programmable logic device (PLD) 1, photoelectricity/electrooptic conversion module 2 and fault simulation host computer 4;
The internal build of programmable logic device (PLD) 1 has Qsys system, and described Qsys system comprises NIOSII processor 11, fiber interface module 12, PCIe module 13 and AVALON bus 14;
NIOSII processor 11, fiber interface module 12 and PCIe module 13 are all articulated in AVALON bus 14;
NIOSII processor 11 is for sending control command to fiber interface module 12 and PCIe module 13;
Photoelectricity/electrooptic conversion module 2 is for realizing the mutual conversion of light signal and electric signal.
The present invention can send to FC-AE-1553 equipment 5 to be detected by the bug of artificially design by fault injection software or the programmable logic device (PLD) 1 embedding in fault simulation host computer 4; And can receive the data of FC-AE-1553 equipment 5 transmissions to be detected and it is decoded and verification, can judge whether FC-AE-1553 equipment 5 to be detected meets the requirement of FC-AE-1553 standard, can search and in data transmission procedure, produce wrong reason, and can judge which function of FC-AE-1553 equipment to be detected is discontented with sufficient protocol requirement.
In the present invention, the function of each parts is:
Programmable logic device (PLD) 1: the data that descend for the fault simulation software that fault simulation host computer 4 the is embedded transmission of encoding, or and according to fault simulation software indication, inject the wrong FC-AE-1553 equipment 5 to be detected that sends to, and the data that FC-AE-1553 equipment 5 to be detected is sent receive, decoding, verification upload to fault simulation software.Programmable logic chip provides PCIe interface, for realizing fault simulation software and the programmable logic device (PLD) of PC, carries out exchanges data.
Power module 3: for programmable logic device (PLD) 1 and photoelectricity/electrooptic conversion module 2 are powered.Power module 3 provides input by the mainboard PCIe slot of fault simulation host computer 4, be input as+3.3V and+12V DC voltage, many group DC voltage such as output have+0.9V ,+1.1V ,+1.5V ,+1.8V ,+2.5V ,+3.0V ,+3.3V, can meet the demand of most application scenarios to power supply;
Photoelectric conversion module 2: for realizing the conversion of photoelectricity, electro-optical signal, carry out exchanges data for programmable logic device (PLD) and FC-AE-1553 equipment to be detected.Fiber channel interface module is by the FTLF8514P2 model SFP module of Finisar company, and one end is connected with programmable logic device (PLD), and the other end is connected with FC-AE-1553 equipment 5 to be detected by optical fiber.
Qsys system: the system-level logical design instrument that adopts altera corp; It is a system integration instrument being included in Quartus II software; The height that it can complete a suitable abstract carries out system-level hardware design, and the HDL parts that automatically definition and integrated user make by oneself; It is by having simplified the mode of user-defined parts packing to have designed multiplexing difficulty.In system generative process, the connectivity option that Qsys system is set according to user generates high performance interconnected logic automatically, has avoided by writing HDL code the easily mistake of initiation, has saved the time simultaneously.
Nios II processor 11: 32 RSIC flush bonding processors that adopt altera corp to release.Nios II processor has sophisticated software development kit, comprises compiler, Integrated Development Environment (IDE), JTAG debugger, real time operating system (RTOS) and ICP/IP protocol stack.
PCIe module 13:PCIe bus full name is PCI-Express, former " 3GIO " by name, Shi You Intel company proposes, and it is representing I/O interface standard of future generation.Its main advantage is exactly that message transmission rate is high, and the highest 16X2.0 version can reach 10GB/s at present.
AVALON bus 14: be the interconnector bus of a kind of special use of altera corp exploitation, it is comprised of one group of predefined signal, is a kind of relatively simple bus structure, is also a kind of desirable for the inline bus between system processor and peripheral hardware.AVALON bus has been described the port annexation between principal and subordinate's member, and the sequential relationship between member.
The present invention is when work, its PCIe interface is connected with fault simulation host computer 4, photoelectricity/electrooptic conversion module is connected with FC-AE-1553 bus apparatus 5 to be detected by optical fiber, to realize the data transmission between fault simulation software and FC-AE-1553 equipment 5 to be detected, workflow specifically comprises two flow processs: NC workflow and NT workflow.
NC workflow:
First in fault simulation host computer 4 operation troubles simulation softwares, by it, the relevant parameter of FC-AE-1553 fault simulator is set, comprise that configuration device is the information such as NC and mode of operation, this information exchange is crossed the PCIe module that PCIe interface enters into programmable logic device (PLD) 1, NIOSII processor obtains by reading PCIe module information the information that upper computer software passes down, and according to these information, fiber interface module is configured, make it complete the functions such as login and port initialization, user is by the fault simulation software in operation host computer afterwards, the packet that setting will send, when sending, whether inject fault, inject the information such as which kind of fault, after this information exchange is crossed PCIe interface and is entered programmable logic device (PLD) and obtained by NIOSII processor wherein, processor will be controlled fiber interface module according to these information and carry out data transmission, data become light signal after photoelectricity/electric light dress changes, by optical fiber, send to FC-AE-1553 equipment to be detected, start afterwards to receive the data that FC-AE-1553 equipment to be detected returns, these data enter by photoelectricity/electrooptic conversion module in the fiber interface module of programmable logic device (PLD) carries out receipt decoding and CRC check, data enter in host computer fault simulation software through PCIe module and PCIe interface under NIOS II processor is controlled afterwards, software judges by whether the data analyzing FC-AE-1553 equipment to be detected and return are corresponding with input fault whether FC-AE-1553 equipment to be detected meets FC-AE-1553 agreement.
NT workflow:
First in host computer operation troubles simulation software, by it, the relevant parameter of FC-AE-1553 fault simulator is set, comprise that configuration device is the information such as NT and mode of operation, this information exchange is crossed the PCIe module that PCIe interface enters into programmable logic device (PLD), NIOSII processor obtains by reading PCIe module information the information that upper computer software passes down, and according to these information, fiber interface module is configured, make it complete the functions such as initialization, user is by the fault simulation software in operation host computer afterwards, be arranged on and receive when order that equipment to be detected sends needs return data, whether to inject fault, inject the information such as which kind of fault, after this information exchange is crossed PCIe interface and is entered programmable logic device (PLD) and obtained by NIOSII processor wherein, processor will be controlled fiber interface module according to these information and be configured, and preparation receives the data that equipment to be detected sends.After receiving the data of FC-AE-1553 equipment transmission to be detected, NIOS II processor is controlled the fault transmission response data that fiber interface module arranges according to upper computer software, by analyzing the reaction of FC-AE-1553 equipment to be detected, judges whether FC-AE-1553 equipment to be detected meets FC-AE-1553 agreement.
The present invention can be widely used in avionic device, fighter plane, civil aircraft, naval vessels and other with the occasion that meets FC-AE-1553 protocol devices, can safeguard the said goods, the work such as test and trouble hunting.
The difference of the FC-AE-1533 equipment failure simulator described in embodiment two, this embodiment and embodiment one is, power module 3 is for providing working power to programmable logic device (PLD) 1 and photoelectricity/electrooptic conversion module 2.
The difference of the FC-AE-1533 equipment failure simulator described in embodiment three, this embodiment and embodiment one is, programmable logic device (PLD) 1 is that model is the FPGA of EP2AGX45DF29.
The difference of the FC-AE-1533 equipment failure simulator described in embodiment four, this embodiment and embodiment one is, fiber interface module 12 carries out the data of fault simulation host computer 4 coding of 8B/10B, and the data after coding are sent to FC-AE-1533 equipment 5 to be detected by photoelectricity/electrooptic conversion module 2.
Claims (4)
1.FC-AE-1533 equipment failure simulator, is characterized in that: it comprises programmable logic device (PLD) (1), photoelectricity/electrooptic conversion module (2) and fault simulation host computer (4);
The internal build of programmable logic device (PLD) (1) has Qsys system, and described Qsys system comprises NIOSII processor (11), fiber interface module (12), PCIe module (13) and AVALON bus (14);
NIOSII processor (11), fiber interface module (12) and PCIe module (13) are all articulated in AVALON bus (14);
NIOSII processor (11) is for sending control command to fiber interface module (12) and PCIe module (13);
PCIe module (13) is for being received from the injection failure message of fault simulation host computer (4) and carried out data interaction with emulation host computer (4) by PCIe interface;
Fiber interface module (12) is for being sent to FC-AE-1533 equipment to be detected (5) by the injection failure message of fault simulation host computer (4) by photoelectricity/electrooptic conversion module (2); Also for the data of fault simulation host computer (4) are encoded, and by the data after coding, by photoelectricity/electrooptic conversion module (2), be sent to FC-AE-1533 equipment to be detected (5); Also for receive the data from FC-AE-1533 equipment to be detected (5) by photoelectricity/electrooptic conversion module (2), to this decoding data, CRC check and be uploaded to fault simulation host computer (4) by PCIe module (13);
Photoelectricity/electrooptic conversion module (2) is for realizing the mutual conversion of light signal and electric signal.
2. FC-AE-1533 equipment failure simulator according to claim 1, is characterized in that power module (3) is for providing working power to programmable logic device (PLD) (1) and photoelectricity/electrooptic conversion module (2).
3. FC-AE-1533 equipment failure simulator according to claim 1, is characterized in that programmable logic device (PLD) (1) is that model is the FPGA of EP2AGX45DF29.
4. FC-AE-1533 equipment failure simulator according to claim 1, it is characterized in that fiber interface module (12) carries out the data of fault simulation host computer (4) coding of 8B/10B, and the data after coding are sent to FC-AE-1533 equipment to be detected (5) by photoelectricity/electrooptic conversion module (2).
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| CN103472385A (en) * | 2013-09-29 | 2013-12-25 | 哈尔滨工业大学 | Universal-type circuit fault simulation system with fault injection function |
| CN103699112B (en) * | 2013-11-29 | 2016-01-20 | 中国航空无线电电子研究所 | Based on avionics Autonomous test Authentication devices and the verification method thereof of I/O signal fault simulation |
| CN103942014B (en) * | 2014-04-29 | 2017-02-08 | 哈尔滨工业大学 | FC-AE-1553 protocol interface card storage mapping device and storage mapping method |
| CN105550089B (en) * | 2015-12-07 | 2018-03-30 | 中国航空工业集团公司西安航空计算技术研究所 | A kind of FC network frame head error in data method for implanting based on digital circuit |
| CN105656684B (en) * | 2016-02-05 | 2019-10-18 | 北京润科通用技术有限公司 | Failure simulation method and device |
| CN106357462B (en) * | 2016-10-28 | 2019-11-19 | 北京润科通用技术有限公司 | Fault filling method, chip and equipment |
| CN108155938B (en) * | 2016-12-06 | 2021-09-10 | 北京旋极信息技术股份有限公司 | Method, device and system for injecting fault of optical fiber channel |
| CN107707428A (en) * | 2017-09-29 | 2018-02-16 | 北京润科通用技术有限公司 | A kind of fault filling method and device of the buses of FC AE 1553 |
| CN109669397B (en) * | 2018-12-07 | 2020-07-14 | 北京精密机电控制设备研究所 | FC-AE-1553 optical fiber bus communication servo controller |
| CN109617763B (en) * | 2018-12-21 | 2020-08-04 | 北京润科通用技术有限公司 | Pressure testing method and device for FC-AE bus |
| CN111682897A (en) * | 2020-06-15 | 2020-09-18 | 合肥国科天迅科技有限公司 | FC bus type fault injection instrument |
| CN112737675A (en) * | 2020-12-29 | 2021-04-30 | 北京国科天迅科技有限公司 | Node self-testing device and method based on FC optical fiber transmission network |
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