CN103279169A - Equivalent spaceborne computer system - Google Patents
Equivalent spaceborne computer system Download PDFInfo
- Publication number
- CN103279169A CN103279169A CN2013101798090A CN201310179809A CN103279169A CN 103279169 A CN103279169 A CN 103279169A CN 2013101798090 A CN2013101798090 A CN 2013101798090A CN 201310179809 A CN201310179809 A CN 201310179809A CN 103279169 A CN103279169 A CN 103279169A
- Authority
- CN
- China
- Prior art keywords
- integrated circuit
- interface
- circuit board
- signal
- power supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Test And Diagnosis Of Digital Computers (AREA)
Abstract
The invention provides an equivalent spaceborne computer system which is wholly designed into a machine cabinet. A signal conditioning box, a controller box and a power supply are arranged in the machine cabinet. The power supply is a standard power supply and used for supplying power for the controller box and the signal conditioning box, and the signal conditioning box is used for conditioning input/output signals of an I/O port line in the system. The equivalent spaceborne computer system has the advantages that a computer reconstitution technique is used to comprehensively improve testing efficiency and effect on spaceborne equipment, system hardware can meet long-time reliable running requirements, further an FPGA enables system resources to be flexibly configured and reconstituted, and a user can acquire sufficient openness resources.
Description
Technical field:
The invention belongs to satellite control field, be specifically related to a kind of composition of equivalent board computer system.
Background technology:
Spaceborne computer is the vitals of control subsystem, as controller, is used for finishing attitude and the track control task of satellite during the lifetime of satellite.Equivalence spaceborne computer (simulator) simulation spaceborne computer partial function, the relation of realization steering logic calculating and interface and parts is for providing sufficient resources and means of testing at ground test spaceborne computer software.Simulator adopts actual hardware resource as far as possible, and is identical with true environment as far as possible, and therefore, this simulation that realizes with hardware platform has more objectivity than the emulation of pure software, and the test result confidence level is higher, fully satisfies the highly reliable requirement of space industry.
Spaceborne computer software is used between control, platform and the load of attitude of satellite track and on the star and the data interaction between the ground control station, is the core control part of whole satellite.Spaceborne computer constitutes the closed-loop system operation as a subsystem of satellite and other parts of whole satellite system, lessly accept manual intervention, and working environment is quite abominable, often be subjected to the influence of space high energy particle, the correctness of software is directly connected to the reliability of system and the success or failure of test, thereby this software must be confirmed test.
The type of internal resource configuration, using method and the external function unit of different board computer system, communication interface, communications protocol, control interface etc. are all different, and otherness is very big.As hardware platform, arranging of simulator need correctly move different spaceborne system softwares.
Summary of the invention:
Technical matters to be solved by this invention is the characteristics of the present spaceborne computer of combination on traditional test scheme basis, made up the equivalent board computer system based on bus protocol on the star, not only have security and reliability, also have sufficient dirigibility, opening and extendability, by the configuration of equipment, can satisfy the actual needs in the process of the test.
For achieving the above object, the invention provides a kind of equivalent board computer system, this computer system global design is a rack, comprises signal process box, controller case and power supply in this rack, wherein power supply adopts reference power supply, is used for being controller case and signal process box power supply;
Further, described signal process box is used for the input/output signal of the described system I/O interface circuit of conditioning;
Further, the described conditioning case degree of depth is 385mm, and the width of front panel is 482mm, and the cabinet height is 424mm;
Further, controller case comprises controller, display and I/O interface, and its middle controller comprises CPU board card, bus mother board and I/O integrated circuit board;
Further, comprise CPU processor, FPGA, storer and debugging interface on the CPU board card;
Further, system clock is 10MHz or 20MHz;
Further, the control signal of storer inserts FPGA;
Further, wherein the I/O integrated circuit board has four, and the I/O1 integrated circuit board is realized the interface signal of described equivalent board computer system and sun sensor, earth sensor, star sensor and solar array; The described system of I/O2 integrated circuit board and the interface signal of realizing flywheel and control-moment gyro; The I/O3 integrated circuit board is mainly realized the interface signal of described system and optical fibre gyro and UPS switching signal; The I/O4 integrated circuit board is mainly realized the interface signal of described system and remote-control romote-sensing subsystem;
What arrange on the described bus mother board further, is the VME bus.
The invention has the beneficial effects as follows: system has adopted the computer reconstruction technology, has inherited the later development of computer nowadays, creatively develops computing machine simulator on the star, has improved testing efficiency and the effect of on-board equipment comprehensively; System hardware can satisfy the requirement of long-time reliability service; In order to guarantee software trouble-free operation on the multiple star, system has used fpga chip flexibly when resource distribution, and FPGA makes system resource realize configuration flexibly and reorganization, and the user can obtain abundant open resource.
Description of drawings:
Fig. 1 is the formation of the equivalent board computer system among the present invention;
Fig. 2 is the controller case structural drawing among the present invention.
Embodiment:
Describe the specific embodiment of the present invention in detail below in conjunction with Figure of description.
As shown in Figure 1, near actual board computer system, to reach real simulated effect, simulator has adopted similar hardware structure for more.
In general, the simulator global design is a rack, comprises signal process box, controller case and power supply in the rack.Wherein power supply adopts reference power supply, is used for being controller and signal process box power supply; The PenTair rack is used for erecting equipment.
Wherein signal process box is used for conditioning simulator I/O interface circuit input/output signal, and the interface of simulator and star upper-part are mated fully, by the cable junctions internal forwarding, satisfies the polytypic demand simultaneously.This signal process box degree of depth 385mm, the width of front panel is 482mm, highly is 424mm.Be fixed to rack by the front panel ear, described front panel is reserved instrument connection and pilot lamp, and power supply and input and output line interface place rear panel.Conditioning punch-out equipment case adopts the oxidation electrostatic prevention to handle, and prevents that cabinet is charged, and the casing reliable ground.Conditioning case and controller case are connected with the direct of cable one to one, and cable has clearly and identifies.
Referring to accompanying drawing 2, wherein controller case be one based on the computer system of VME bus, be embedded with multiple functional cards; Controller case is used for the unit function of simulation AOCC OBC, comprises controller, display and I/O interface, and its middle controller comprises CPU board card, bus mother board and I/O integrated circuit board.The CPU board card is provided with the CPU processor, and the CPU processor can adopt the TSC695F processor chips, and interface I/O provides interface function for each parts of control subsystem reach whole other subsystems of star.
Wherein the structure on the CPU board card is as shown in table 1:
The restructural technology of chip-scale is adopted in the design of CPU board card.A most important characteristic of computer reconstruction technology is to make target CPU and all times that are associated with it can be supported to control with control system, so it can be used to create one and has truth function system software test environment.This scheme not only is conducive to highly equivalence, but also is conducive to increase reliability, reduces workload, reduces cost.
System clock can be chosen to be 10MHz, and system adopts the 40M independent crystal oscillator, obtains the 10M clock by the FPGA frequency division, dominant frequency can be regulated on a large scale by FPGA, and is required to satisfy actual test.
The storer control signal all is access in FPGA, and according to memory and the I/O configuration of software on the different stars, simulator can be done different adjustment (passing through configuration file), comprises address segmentation readjust, slotting wait, sequential adjustment etc.
What arrange on the bus mother board is the VME bus, the VME STD bus is 32 industrial open standard buses of the first generation of being released in 1981 by motorola inc, its principal feature is the 68000 series monolithic signal wires that the signal wire imitation motorola inc of VME bus produces, because being received by IEEE, the popularity of its application is standard, be IEEE 1014-1987, its normative document be VMEbus specification Rev C.1.The plate of VME bus generally has two kinds of sizes, a kind of 3U of being height be with a bus interface J1, high * is long to be 100mm*160mm, another kind is 2 bus interface J1, the J2 of being with of 6U height, high * is long to be 233mm*160mm.Interface J1, J2 on the plate of general every VME bus have 96 pins, each interface all is 3 rows, press A, B, C arrangement, every row's 32 pins, J1 generally is used for directly linking to each other with the VME bus, and the middle column of J2 is used for extended address bus or data bus, and other two be listed as can defined by the user and I/O, disk drive and other peripheral hardwares etc., therefore the VME bus has been reserved signal pin to the application extension in future, and this also is the reason that the VME bus can be upgraded in the future flexibly.Simulator based on the VME bus generally adopts the high strength cabinet to be connected each functional module with base plate.It has high-performance, concurrency, real-time and high reliability four characteristics, and modular structure has good shock resistance, impact resistance.
Simulator general purpose I/O integrated circuit board has the function that communicates control and data transmission with computer bus: simulator CPU board card and IO integrated circuit board directly carry out signal controlling and transmission by 32 position datawires and address wire;
General purpose I/O integrated circuit board leaves unified interface with the conditioning case, and the spaceborne computer control signal is controlled by general purpose I/O integrated circuit board output; General purpose I/O card provides 16 road analog acquisitions and 8 tunnel analog quantity output signals: the I/O integrated circuit board carries the analog to digital conversion conversion chip and carries out analog acquisition; General purpose I/O integrated circuit board communicates with digital management subsystem (number guard system) by data line: the realization of I/O integrated circuit board employing 1553B protocol chip is communicated by letter with data handling subsystem, provides two-way parallel; A plurality of interfaces are realized in general purpose I/O card logic built unit: the I/O integrated circuit board uses logical device (FPGA) programming, realizes multiple interfaces and logic function (synchronous serial interface, asynchronous serial port, parallel port, remote-control romote-sensing, 8254 countings etc.).
Integrated circuit board can have a plurality of, is 4 in the present embodiment.Wherein the interface mainly realized of I/O1 integrated circuit board has signals such as sun sensor, earth sensor, star sensor and solar array; The I/O2 integrated circuit board is mainly realized flywheel and control-moment gyro interface signal; The I/O3 integrated circuit board is mainly realized the interface of optical fibre gyro and UPS switching signal; The I/O4 integrated circuit board is mainly realized the remote-control romote-sensing interface signal.
In the present invention, versabus on the inner employing of the simulator star, the design of integrated circuit board is carried out Module Division according to function, considers signal stream simultaneously, makes the cable annexation simple; This equivalence utensil has real Equivalent Calculation machine function; Wherein controller type can be changed flexibly; Controller parameter can be configured flexibly, and parameter comprises dominant frequency, program storage, RAM etc., and the virtual condition of Equivalent Calculation machine is set as required; The I/O port can be configured according to actual simulator state; This simulator can also provide program debug equipment and software environment efficiently.
More than explanation is just illustrative for the purpose of the present invention; and nonrestrictive, it will be appreciated by those skilled in the art that under the situation that does not break away from the spirit and scope that claim limits; can make many modifications, variation or equivalence, but all will fall within the scope of protection of the present invention.
Claims (9)
1. equivalent board computer system, this computer system global design is a rack, it is characterized in that, comprises signal process box, controller case and power supply in this rack, and wherein power supply adopts reference power supply, and being used for is controller case and signal process box power supply.
2. system according to claim 1 is characterized in that, described signal process box is used for the input/output signal of the described system I/O interface circuit of conditioning.
3. system according to claim 2 is characterized in that, the described conditioning case degree of depth is 385mm, and the width of front panel is 482mm, and the cabinet height is 424mm.
4. system according to claim 1 is characterized in that, controller case comprises controller, display and I/O interface, and its middle controller comprises CPU board card, bus mother board and I/O integrated circuit board.
5. system according to claim 4 is characterized in that, comprises CPU processor, FPGA, storer and debugging interface on the CPU board card.
6. system according to claim 5 is characterized in that, system clock is 10MHz or 20MHz.
7. system according to claim 5 is characterized in that, the control signal of storer inserts FPGA.
8. system according to claim 4 is characterized in that, wherein the I/O integrated circuit board has four, and the I/O1 integrated circuit board is realized the interface signal of described equivalent board computer system and sun sensor, earth sensor, star sensor and solar array; The described system of I/O2 integrated circuit board and the interface signal of realizing flywheel and control-moment gyro; The I/O3 integrated circuit board is realized the interface signal of described system and optical fibre gyro and UPS switch; The I/O4 integrated circuit board is realized the interface signal of described system and remote-control romote-sensing subsystem.
9. system according to claim 1 is characterized in that, what arrange on the described bus mother board is the VME bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310179809.0A CN103279169B (en) | 2013-05-15 | 2013-05-15 | A kind of equivalent spaceborne computer system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310179809.0A CN103279169B (en) | 2013-05-15 | 2013-05-15 | A kind of equivalent spaceborne computer system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103279169A true CN103279169A (en) | 2013-09-04 |
| CN103279169B CN103279169B (en) | 2016-11-16 |
Family
ID=49061731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310179809.0A Active CN103279169B (en) | 2013-05-15 | 2013-05-15 | A kind of equivalent spaceborne computer system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103279169B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105549464A (en) * | 2015-12-10 | 2016-05-04 | 中国电子科技集团公司第三十二研究所 | Management and control system for medium and high orbit satellite payload |
| CN109613865A (en) * | 2018-12-13 | 2019-04-12 | 上海航天计算机技术研究所 | A kind of spaceborne power-supply system control device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1982863A (en) * | 2005-12-14 | 2007-06-20 | 上海微小卫星工程中心 | Universal micro-satellite comprehensive testing platform based on PXI system |
| CN102932699A (en) * | 2012-11-19 | 2013-02-13 | 中国航天科技集团公司第五研究院第五一三研究所 | Satellite-borne multipath data high-speed multiplexing device |
| CN203241881U (en) * | 2013-05-15 | 2013-10-16 | 精航伟泰测控仪器（北京）有限公司 | Equivalent space-borne computer system |
-
2013
- 2013-05-15 CN CN201310179809.0A patent/CN103279169B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1982863A (en) * | 2005-12-14 | 2007-06-20 | 上海微小卫星工程中心 | Universal micro-satellite comprehensive testing platform based on PXI system |
| CN102932699A (en) * | 2012-11-19 | 2013-02-13 | 中国航天科技集团公司第五研究院第五一三研究所 | Satellite-borne multipath data high-speed multiplexing device |
| CN203241881U (en) * | 2013-05-15 | 2013-10-16 | 精航伟泰测控仪器（北京）有限公司 | Equivalent space-borne computer system |
Non-Patent Citations (1)
| Title |
|---|
| 朱智林 等: "《基于System C 的星载计算机***设计》", 《***工程与电子技术》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105549464A (en) * | 2015-12-10 | 2016-05-04 | 中国电子科技集团公司第三十二研究所 | Management and control system for medium and high orbit satellite payload |
| CN109613865A (en) * | 2018-12-13 | 2019-04-12 | 上海航天计算机技术研究所 | A kind of spaceborne power-supply system control device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103279169B (en) | 2016-11-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105279133A (en) | VPX parallel DSP signal processing board card based on SoC online reconstruction | |
| CN111309477A (en) | Satellite on-orbit data processing system and method | |
| CN104015939A (en) | Comprehensive management system for platform and load integrated satellite | |
| CN109242754A (en) | A kind of more GPU High performance processing systems based on OpenVPX platform | |
| CN101794268A (en) | Processing module capable of reconstructing signals based on VPX bus | |
| CN201435024Y (en) | Multibus computer system | |
| CN105549901A (en) | Satellite-borne integrated mass data storage and playback equipment | |
| CN104850530B (en) | A kind of cube star spaceborne computer | |
| CN203241881U (en) | Equivalent space-borne computer system | |
| CN103368974A (en) | Device for supporting IEC61850 protocol based on FPGA (Field Programmable Gata Array) | |
| CN103279169A (en) | Equivalent spaceborne computer system | |
| CN101894055A (en) | Method for realizing blade mainboard interface with redundancy function | |
| CN203720312U (en) | Universal ground test equipment for spaceborne computer | |
| CN211149445U (en) | High-speed data processing platform | |
| CN204117069U (en) | A kind of server backplanes | |
| CN117111573A (en) | Distributed test system and method for servo mechanism | |
| CN202975317U (en) | Reconstructed FPGA radar digital signal processing assembly | |
| CN111258951B (en) | Method and system for realizing FPGA server | |
| CN113282529A (en) | Multi-load general access and heterogeneous processing computing device based on VPX architecture | |
| CN204189089U (en) | A kind of server | |
| CN107358010B (en) | Avionics emulation configuration control system architecture design method based on model | |
| CN104345716A (en) | Method for realizing satellite power control and modularized plug-and-play of distribution unit | |
| US9588926B2 (en) | Input/output swtiching module interface identification in a multi-server chassis | |
| CN214011983U (en) | FPGA heterogeneous accelerator card extension structure | |
| CN103645723A (en) | Locomotive traction control unit hardware platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hao Haisheng Inventor after: Deng Guo Inventor after: Cao Wenjun Inventor after: Yang Xicheng Inventor after: Meng Lingjun Inventor after: Zhang Congbao Inventor after: Zhang Lijuan Inventor before: Hao Haisheng Inventor before: Cao Wenjun Inventor before: Yang Xicheng Inventor before: Meng Lingjun Inventor before: Zhang Congbao Inventor before: Zhang Lijuan |
|
| CB03 | Change of inventor or designer information |