CN102541810A - Miniature low-power consumption comprehensive kernel processor based on avionics full duplex switched Ethernet (AFDX) - Google Patents
Miniature low-power consumption comprehensive kernel processor based on avionics full duplex switched Ethernet (AFDX) Download PDFInfo
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- CN102541810A CN102541810A CN2011104516557A CN201110451655A CN102541810A CN 102541810 A CN102541810 A CN 102541810A CN 2011104516557 A CN2011104516557 A CN 2011104516557A CN 201110451655 A CN201110451655 A CN 201110451655A CN 102541810 A CN102541810 A CN 102541810A
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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
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Abstract
The invention provides a miniature low-power consumption comprehensive kernel processor based on avionics full duplex switched Ethernet (AFDX), which mainly solves the problems that the existing processor is low in integrated degree and reliability and poor in maintenance and indemnificatory performance and comprises a data processing module used in task computing, data integration, system control and management and bus communication, a network support module for high-speed data transmission among all modules of the kernel processor and between the modules and a front end sensor and a power source module for supplying power to the modules. The kernel processor has capability in processing of data, signals, graphs and videos and high-capacity memory power, simultaneously has high-speed network communication capacity, system tolerance reconstitution capacity and has the advantages of being good in performance, light in weight, small in volume, low in power consumption and the like.
Description
Technical field
The present invention relates to a comprehensive core processor, be specifically related to a kind ofly, belong to embedded high-performance synthesization computer system based on the comprehensive core processor of AFDX network miniaturization low-power consumption.
Background technology
Along with expansion, the increase of task, the function expansion of helicopter purposes, and, make that the avionics system scale in the helicopter is increasing, equipment more and more, function becomes increasingly complex to the enhancing that rugged surroundings adaptability requires.Reliability, maintainability and protection that this has not only influenced helicopter have also caused the ratio of avionics system in the helicopter life cycle cost increasingly high.
Summary of the invention
It is a kind of based on the comprehensive core processor of AFDX network miniaturization low-power consumption that the present invention provides, and mainly solved the integrated degree of existing processor and reliability is low, the problem of maintainability and protection difference.
Technical scheme provided by the invention is following:
The comprehensive core processor of this AFDX network miniaturization low-power consumption; Comprise be used for task computation, data fusion, system's control and management and with the data processing module of bus communication; Be used in the core processing machine between each module and the network support module of high speed data transfer between front end sensors, be used for power module each module for power supply; Data processing module is connected with data bus with the network support module respectively.
Also comprise the numerical map module of the storage administration that is used for numerical map management, task data, be used for outer video and audio collection, distribution, video/audio compression and the video processing module that writes down transmission control; Said numerical map module is connected with the network support module with video processing module, and digital signal processing module is connected through the DVI video with video processing module.
Above-mentioned data processing module is two, and wherein one as backup; The network support module is two, and wherein one as backup; Power module is two power modules that adopt the redundant electrical pow er supply mode, and wherein a block power supply module is as backup;
Above-mentioned data processing module comprises the PC8548E processor, is connected with the 1553B EBI on the PC8548E processor, RS232 interface, Ethernet interface, debugging interface, 4 timers, programmable watchdog timer, AFDX interface and storer.
Above-mentioned network support module comprises ASM control module, express network crosspoint and SDRAM frame buffer reservoir, and ASM control module open network control port is connected with the express network crosspoint, and the express network crosspoint also is connected with SDRAM frame buffer reservoir.
Wherein the express network crosspoint is provided with 24 AFDX ports, and the ASM control module is provided with Ethernet interface, RS232 interface, output discrete magnitude interface and the policing port that is used for being connected with the dedicated ethernet interface.
The invention has the advantages that:
Provided by the invention based on the comprehensive core processor of AFDX network miniaturization low-power consumption; Realized based on AFDX network synthesis core processing machine miniaturization low power dissipation design; Adopt synthesization, modularization, open system architecture, have data, signal, figure, Video processing ability and high capacity storage capacity, also possessed the express network communication capacity simultaneously; The System Fault Tolerance re-configurability; And performance is high, in light weight, volume is little, characteristics such as low in energy consumption, and advanced technology can satisfy helicopter avionics system mission computer of new generation synthesization, high-performance, volume demand little, in light weight, low in energy consumption.
Description of drawings
Fig. 1 is based on the comprehensive core processor structure of AFDX network miniaturization low-power consumption synoptic diagram;
Fig. 2 is the data processing module illustrative view of functional configuration;
Fig. 3 is an AFDX network switch functions of modules block diagram.
Embodiment
In order to solve the problem that prior art mentioned in the background technology exists, helicopter avionics system begins to develop to synthesization (Integrated).The present invention is directed to the demand of helicopter of new generation; The research helicopter avionics system comprises helicopter high integrity architecture Design technology, fault-tolerant reconfiguration technique, the AFDX express network communication technology, high density low-power consumption modular design technology, technological, the autonomous distributed operating system technology of redundant electrical pow er supply and software engineering environment technology etc. based on AFDX network synthesis core processing correlation technique.
Based on the AFDX network miniaturization comprehensive core processor of low-power consumption (hereinafter to be referred as HICP) is the basic platform of avionics task system, possesses comprehensive treatment capability and system's storage capacity of data, graph image and video.HICP accomplishes that the Comprehensive Control of avionics system is managed with management, bus network, task overall treatment and aggregation of data processing, telecommunication management, man machine interface's control and management, numerical map generation, video exchange, audio frequency and video compression and record controls, task/service data add function such as Unloading Control.
HICP has adopted idea of modular; Comprise be used for task computation, data fusion, system's control and management and with the data processing module (DPM) of bus communication; Be used in the core processing machine between each module and the network support module (ASM) of high speed data transfer between front end sensors, be used for power module (PSM) each module for power supply; Data processing module is connected with the network support module, and data processing module also is connected with data bus.
Can be according to practical situations; Integrated more module; As can also comprise and the numerical map module (DTM) of the storage administration that is used for numerical map management, task data be used for outer video and audio collection, distribution that the video/audio compression is transmitted the video processing module of controlling (VPM) with record; The numerical map module is connected with the network support module with video processing module, and digital signal processing module is connected through the DVI video with video processing module.
For the reliability of system is provided, data processing module can be set to two, and wherein a blocks of data processing module is as backup; The network support module also can be two, and wherein one as backup; Power module is two power modules that adopt the redundant electrical pow er supply mode, and wherein a block power supply module is as backup.
Data processing module comprises the PC8548E processor, is connected with the 1553B EBI on the PC8548E processor, RS232 interface, Ethernet interface, debugging interface, 4 timers, programmable watchdog timer, AFDX interface and storer.
The network support module comprises ASM control module, express network crosspoint and SDRAM frame buffer reservoir, and ASM control module open network control port is connected with the express network crosspoint, and the express network crosspoint also is connected with SDRAM frame buffer reservoir.
Wherein the express network crosspoint is provided with 24 AFDX ports, and the ASM control module is provided with Ethernet interface, RS232 interface, output discrete magnitude interface and the policing port that is used for being connected with the dedicated ethernet interface.
Below in conjunction with specific embodiment the present invention is detailed:
The AFDX network switch is between system module and the main communication path of synthesization avionics system, realizes 24 AFDX ports, and each port comprises 256 VL, supports full duplex, clog-free data transmission, and its message transmission rate is 100Mbps.Adopt synthesization, modularization, open system architecture based on the comprehensive core processor of AFDX network miniaturization low-power consumption; Data-handling capacity is 9.2GIPS.Its functional block diagram is as shown in Figure 3
Mass storage capacity 64GByte; Adopt the AFDX network, transfer rate is 100Mbps, several 24 of the node of support; The Comprehensive Control of avionics system and management, the system communication management; Pilot man machine interface control and management; Support two dimension, Three-dimensional Numeric Map to generate the situation information processing; Audio frequency, real-time video compression and record controls, data add unloading; Power supply capacity with two remainings; Have two remaining network communications capability; The embedded real-time operating system of ARINC653 standard is satisfied in employing; Have good versatility and extendability; Have stronger fault-tolerant and re-configurability, improve the system task reliability, guarantee the completion of avionics system mission critical; Overall Power Consumption 195W; Complete machine weight 10kg.
Data processing module comprises: primary processor adopts highly integrated high-performance low-power-consumption PowerPC8548E, work dominant frequency 1000MHz; Main memory capacity 512MB; FLASH capacity >=32MB; The NvRAM capacity is 32KB; 4 32 bit timing devices; The programmable watchdog timer; Debugging interface: Ethernet interface, RS232; 1 road AFDX interface: speed 100Mbps; 1 road 1553B interface: speed 1Mbps; Power supply comprises 2 road 28VDC input.
Claims (7)
1. comprehensive core processor of AFDX network miniaturization low-power consumption; It is characterized in that: comprise be used for task computation, data fusion, system's control and management and with the data processing module of bus communication; Be used in the core processing machine between each module and the network support module of high speed data transfer between front end sensors, be used for power module each module for power supply; Data processing module is connected with data bus with the network support module respectively.
2. the comprehensive core processor of AFDX network miniaturization low-power consumption according to claim 1; It is characterized in that: the numerical map module that also comprises the storage administration that is used for numerical map management, task data; Be used for outer video and audio collection, distribution, the video/audio compression is transmitted the video processing module of controlling with record; Said numerical map module is connected with the network support module with video processing module, and digital signal processing module is connected through the DVI video with video processing module.
3. the comprehensive core processor of AFDX network miniaturization low-power consumption according to claim 2, it is characterized in that: said data processing module is two, wherein one as backup; The network support module is two, and wherein one as backup.
4. the comprehensive core processor of AFDX network miniaturization low-power consumption according to claim 3 is characterized in that: said power module is two power modules that adopt the redundant electrical pow er supply mode, and wherein a block power supply module is as backup.
5. the comprehensive core processor of AFDX network miniaturization low-power consumption according to claim 4, it is characterized in that: said data processing module comprises the PC8548E processor, is connected with data bus interface on the PC8548E processor; The RS232 interface; Ethernet interface, debugging interface, 4 timers; The programmable watchdog timer, AFDX interface and storer.
6. the comprehensive core processor of AFDX network miniaturization low-power consumption according to claim 5; It is characterized in that: said network support module comprises ASM control module, express network crosspoint and SDRAM frame buffer reservoir; ASM control module open network control port is connected with the express network crosspoint, and the express network crosspoint also is connected with SDRAM frame buffer reservoir.
7. the comprehensive core processor of AFDX network miniaturization low-power consumption according to claim 6; It is characterized in that: said express network crosspoint is provided with 24 AFDX ports; The ASM control module is provided with Ethernet interface, RS232 interface, output discrete magnitude interface and the policing port that is used for being connected with the dedicated ethernet interface.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103092183A (en) * | 2012-12-25 | 2013-05-08 | 中国航空工业集团公司第六三一研究所 | System controller and control power distribution method |
| CN104734928A (en) * | 2013-12-20 | 2015-06-24 | 中国航空工业集团公司第六三一研究所 | Cross-connect IMA core computing/processing platform |
| CN105550382A (en) * | 2015-12-12 | 2016-05-04 | 中国航空工业集团公司西安航空计算技术研究所 | AFDX (Avionics Full Duplex Switched Ethernet) data sampling rerecording equipment and method |
| CN105549462A (en) * | 2015-12-09 | 2016-05-04 | 中国航空工业集团公司西安航空计算技术研究所 | Avionic task integrated processing system |
| CN109936406A (en) * | 2019-02-28 | 2019-06-25 | 中电科航空电子有限公司 | Airborne audio system based on general data network |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103092183A (en) * | 2012-12-25 | 2013-05-08 | 中国航空工业集团公司第六三一研究所 | System controller and control power distribution method |
| CN104734928A (en) * | 2013-12-20 | 2015-06-24 | 中国航空工业集团公司第六三一研究所 | Cross-connect IMA core computing/processing platform |
| CN104734928B (en) * | 2013-12-20 | 2018-10-26 | 中国航空工业集团公司第六三一研究所 | A kind of IMA core calculations/processing platform of cross-connect |
| CN105549462A (en) * | 2015-12-09 | 2016-05-04 | 中国航空工业集团公司西安航空计算技术研究所 | Avionic task integrated processing system |
| CN105550382A (en) * | 2015-12-12 | 2016-05-04 | 中国航空工业集团公司西安航空计算技术研究所 | AFDX (Avionics Full Duplex Switched Ethernet) data sampling rerecording equipment and method |
| CN105550382B (en) * | 2015-12-12 | 2019-03-05 | 中国航空工业集团公司西安航空计算技术研究所 | A kind of AFDX data sampling recording equipment and method |
| CN109936406A (en) * | 2019-02-28 | 2019-06-25 | 中电科航空电子有限公司 | Airborne audio system based on general data network |
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Application publication date: 20120704 |