CN105072008B - Based on bus topology formula modularization satellite platform electronics synthesis information processing system - Google Patents
Based on bus topology formula modularization satellite platform electronics synthesis information processing system Download PDFInfo
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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
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Abstract
The present invention provides one kind to be based on bus topology formula modularization satellite platform electronics synthesis information processing system, the external bus Protocol Design communicated including satellite platform electronics with house keeping computer；The design of TT&C Management chip；Observing and controlling handles chip design；The internal bus Protocol Design of TT&C Management chip and observing and controlling processing interchip communication；The 72-bit communication protocol design that observing and controlling processing chip is communicated with the other modules in rear end；Satellite platform electronics designs house keeping computer telecommand real-time response；For satellite platform electronics to the signal measurement Feedback Design of house keeping computer telemetry command, signal measurement feedback includes analog quantity, quantity of state and other user's user-defined formats.The present invention realizes the New Satellite platform clectronic Integrated Information Processing System of standardization, modularization, generalization, miniaturization using bus network topology technology, implement real-time high-efficiency observing and controlling processing, solves conventional satellite platform clectronic performance, power consumption, the contradiction between volume.
Description
Technical field
It is specifically a kind of to be based on bus topology the present invention relates to satellite platform electronics synthesis information processing system technical field
Formula modularization satellite platform electronics synthesis information processing system can be realized satellite platform electronic standard, modularization, general
Change, the design of miniaturization.
Background technique
Pith of the satellite platform electronics as satellite realizes whole star power supply and distribution, telemetering, remote control, thermal control, promotes control
The various functions such as system, satellite and the rocket separation control, priming system control, in the design of conventional satellite platform clectronic, above-mentioned various functions electricity
Road is designed using discrete device, is caused the problems such as satellite single machine size is big, weight is big, various functions performance is unbalanced, is not suitable for
Future Satellite miniaturization, lightweight, maneuverability developing direction.
With the progress of satellite technology and the continuous expansion of satellite application, the Satellite Product space tasks day to be executed
Beneficial complicated, facing challenges are increasingly severe in satellite electron systematical design idea.Existing satellite platform electronics synthesis information
Processing system can not solve following problems: the contradiction between high functional integration and miniaturization；Intensive control density data processing
Contradiction between low energy consumption；Contradiction under space environment between high-performance complicated circuit system and satellite high reliability long life；
Contradiction etc. between mission requirements diversity complexity and the design time constantly shortened.Simultaneously as Satellite Product also needs
Generalization, standardization are solved to meet quickly design sustainable development, needs new design philosophy, designing technique and reality
Show means to cope with, existing satellite platform electronics synthesis information processing system can not still solve the above problems.
Currently without the explanation or report for finding technology similar to the present invention, it is also not yet collected into money similar both at home and abroad
Material.
Summary of the invention
The present invention aiming at the above shortcomings existing in the prior art, provides a kind of based on bus topology formula modularization satellite
Platform clectronic Integrated Information Processing System, the satellite platform electronics synthesis information processing system realize satellite platform electronic standard
Change, modularization, generalization, miniaturization, by being compared, analyzing to each model satellite platform electronics, study, combing satellite is flat
The characteristics of platform electronic information flow, energy flow, sums up the Top- based on bus topology formula " centralized management, multiple step format execute "
Down integrated design thought, using provided by the invention based at bus topology formula modularization satellite platform electronics synthesis information
Reason system can be realized satellite platform electronics and real-time and efficiently run.
In order to achieve the above object, the present invention is achieved by the following technical solutions:
One kind being based on bus topology formula modularization satellite platform electronics synthesis information processing system, comprising: external bus agreement
Module, TT&C Management chip module, observing and controlling processing chip module, internal bus protocol module, 72-bit communication protocol module, remote control
Instruct real-time response module, measurement telemetry feedback module and other function module；Wherein: TT&C Management chip module, interior total
Wire protocol module realizes that all observing and controlling communicated handle chip dies with this TT&C Management chip module by internal bus protocol module
Block forms a TT&C system unit.External bus can be realized with multiple TT&C system units and be communicated all the way, collectively constituted and be based on
Bus topology formula modularization satellite platform electronics synthesis information processing system；Wherein:
External bus protocol module: it by external bus, realizes between one or more TT&C system units and house keeping computer
Communication；
TT&C Management chip module: as the TT&C Management unit of a TT&C system unit, pass through external bus agreement mould
Block receives house keeping computer observing and controlling instruction, and realizes that handling chip module with observing and controlling communicates, and realizes by internal bus protocol module
To the TT&C Management of satellite platform electronics；
Observing and controlling handles chip module: as the observing and controlling processing unit of a TT&C system unit, receiving and detects observing and controlling pipe
The observing and controlling instruction that chip module forwarding comes is managed, TT&C Management chip module is fed back to by measurement telemetry feedback module after processing,
It realizes and the remote control of whole star and command signal is acquired；
Internal bus protocol module: it by internal bus, realizes TT&C Management chip module in a TT&C system unit and surveys
Communication between control processing chip module；
- 72-bit communication protocol module: by 72-bit expanding communication, observing and controlling processing chip module and other function are realized
Communication between module；
Other function module: for different observing and controlling objects, such as SADA solar wing drive control and acquisition mould of design
Block, MOSFET control module etc. realize certain functional modules, other function module by 72-bit communication protocol module realize with
Observing and controlling handles chip dies inter-block communication；
Telecommand real-time response module: house keeping computer telecommand for being arrived to satellite platform electronic receipt into
Row real-time response；
Measurement telemetry feedback module: for the electrically realized measurement to analog quantity, quantity of state of satellite platform, and will simulation
Amount, the measurement feedback of quantity of state are to house keeping computer.Analog measurement refers to voltage analog measurement within the scope of 0V-5V, mould
Number conversion uses 12 chips；State measurement refers to the voltage measurement within the scope of 0V-5V, when voltage level is lower than 0.5V
Measurement result is 0, and when voltage level handles 2.5V-5V range, measurement result is 1.Measurement telemetry feedback content further includes it
The customized 72-bit digital information of his functional module.
Preferably, the TT&C Management chip module includes the following course of work:
House keeping computer observing and controlling instruction is received by external bus protocol module, and is jumped according to TT&C Management chip address pin
Line setting detects whether to instruct for this TT&C system unit, if it is not, then ignoring；If it is, judging whether it is this observing and controlling
Itself process instruction of managing chip module, if it is not, then being transmitted to observing and controlling by internal bus protocol module handles chip module
It executes instruction, if it is, being executed instruction by this TT&C Management chip module；
TT&C system unit receive for this TT&C system unit, this TT&C Management chip module telecommand after,
According to remote-control channel number, execution width, correspondingly output order pulse in telecommand；
TT&C system unit receive for this TT&C system unit, this TT&C Management chip module telemetry command after,
According to telemetering channel number, execution pattern in telemetry command, to corresponding telemetering channel carry out quantity of state telemetering or to analog quantity into
Row A/D transformation, and Star Service will be fed back to by external bus protocol module after quantity of state or the measurement result framing of analog quantity coding
Computer.
Preferably, the TT&C Management chip module further includes the following course of work:
Health examination is completed by the self-test unit of TT&C Management chip module itself.
Preferably, the observing and controlling processing chip module includes multiple observing and controlling processing chips.
Preferably, the observing and controlling processing chip module includes the following course of work:
The observing and controlling instruction of TT&C Management chip module is received by internal bus protocol module, and detects whether it is this observing and controlling place
Chip instruction is managed, if it is not, then ignoring；It is executed if it is, handling chip by this observing and controlling；
After receiving the telecommand for this observing and controlling processing chip, judged according to executive mode in telecommand, if
It is fixed width instruction, the instruction that broadens, luffing instruction, status command, short ratio enables, long ratio enables, short square instructs, long square instructs, simultaneously
Any one of row instruction should be grown then according to remote-control channel number, the execution width in instruction in corresponding remote-control channel output phase
The command pulse of degree；If executive mode is array instruction in telecommand, pass through 72- on dedicated array instruction path
Bit communication protocol module exports the instruction of 72-bit array；
After receiving the telemetry command for this observing and controlling processing chip, judged according to instruction mode in telemetry command,
If instruction mode is analog acquisition, corresponding telemetering channel is carried out by simulation gating according to telemetering channel number in telemetry command
After give TT&C Management chip module carry out A/D conversion；If instruction mode is state acquisition, pulse capture, triggers in memory
It is any, then according to telemetering channel number in telemetry command will corresponding telemetering channel carry out sample code framing after give observing and controlling pipe
Manage chip module；If instruction mode is array acquisition, array acquisition channel data are passed through into 72-bit communication protocol module
TT&C Management chip module is given after being acquired.
Preferably, the observing and controlling processing chip module further includes the following course of work:
Health examination is completed by the self-test unit that observing and controlling handles chip module itself.
Preferably, pass through telecommand real-time response module, the external bus agreement of external bus protocol module, TT&C Management core
The TT&C Management mechanism of piece module, observing and controlling handle the internal bus association of the observing and controlling treatment mechanism of chip module, internal bus protocol module
View, the equal synchronous logic of the 72-bit communication protocol of 72-bit communication protocol module are realized.
Preferably, the course of work of the measurement telemetry feedback module are as follows:
TT&C Management chip module receives this TT&C system unit, this TT&C Management chip by external bus protocol module
When the analog quantity telemetering of module, after corresponding telemetering channel analog quantity is carried out A/D conversion according to telemetering channel number in telemetry command,
Coding framing simultaneously feeds back to house keeping computer by external bus protocol module；
TT&C Management chip module receives this TT&C system unit, this TT&C Management chip by external bus protocol module
When the quantity of state telemetering of module, after corresponding telemetering channel being sampled according to telemetering channel number in telemetry command, encode framing
And house keeping computer is fed back to by external bus protocol module；
TT&C Management chip module receives this TT&C system unit, non-TT&C Management core by external bus protocol module
When the telemetry command of piece module, telemetry command is transmitted to by observing and controlling by internal bus protocol module and handles chip module, by observing and controlling
Processing chip module returns data to TT&C Management chip module after completing corresponding telemetering task, then by TT&C Management chip dies
Block feeds back to house keeping computer by external bus protocol module.
Preferably, the other function module includes: SADA solar wing drive control and acquisition module, MOSFET control mould
Block；
Analog measurement refers to voltage analog measurement within the scope of 0-5V, and the analog-to-digital conversion of analog measurement uses 12 cores
Piece；State measurement refers to the voltage measurement within the scope of 0-5V, and when voltage level is lower than 0.5V, measurement result is 0, works as electricity
Measurement result is 1 when pressure amount level is in 2.5V-5V range；
Measurement telemetry feedback content further includes the customized 72-bit digital information of other function module.
Preferably, the bus topology formula modularization satellite platform electronics synthesis information processing system that is based on further includes the energy
Flow module, the energy flow module are connected with TT&C Management chip module and observing and controlling processing chip module respectively.
It is provided by the invention to be based on bus topology formula modularization satellite platform electronics synthesis information processing system, external bus
Protocol module is realized and is communicated between satellite platform electronics and house keeping computer by external bus；TT&C Management chip module, as
Satellite platform electronic measurement and control administrative unit realizes the TT&C Management to satellite platform electronics；Observing and controlling handles chip module, as defending
Star platform clectronic observing and controlling processing unit is realized to the remote control of whole star and signal acquisition；Internal bus protocol module, it is real by internal bus
Communication between existing TT&C Management chip module and observing and controlling processing chip module；72-bit communication protocol module, passes through 72-bit
Expanding communication realizes the communication of observing and controlling processing chip module and intermodule；Telecommand real-time response module is used for satellite platform
Electronics is to the house keeping computer telecommand real-time response received；Measurement telemetry feedback module, it is real for satellite platform electronics
Now to the measurement of analog quantity, quantity of state, and feedback analog amount, quantity of state and the customized digital quantity lattice of other 72-bit users step by step
Formula data.
Compared with prior art, the invention has the following beneficial effects:
The present invention is solved using system integration technology and is defended by the combing to satellite platform electronic information flow and energy flow
Contradiction between star platform clectronic performance, power consumption, volume etc. improves reliability and versatility, can be suitable for Future Satellite platform
Integrated electronics intensivization development direction.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is based on bus topology formula modularization satellite platform electronics synthesis information processing system architecture diagram；
Fig. 2 is satellite platform electronics and other functional module connection relationship topological diagrams；
Fig. 3 is telecommand agreement schematic diagram；
Fig. 4 is telemetry command agreement schematic diagram.
Specific embodiment
Elaborate below to the embodiment of the present invention: the present embodiment carries out under the premise of the technical scheme of the present invention
Implement, the detailed implementation method and specific operation process are given.It should be pointed out that those skilled in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Embodiment
It present embodiments provides a kind of based on bus topology formula modularization satellite platform electronics synthesis information processing system, packet
It includes: external bus protocol module, TT&C Management chip module, observing and controlling processing chip module, internal bus protocol module, 72-bit communication
Protocol module, telecommand real-time response module, measurement telemetry feedback module and other function module；Wherein: TT&C Management
Chip module, internal bus protocol module realize that is communicated owns with this TT&C Management chip module by internal bus protocol module
Observing and controlling handles chip module, forms a TT&C system unit.External bus can be realized logical with multiple TT&C system units all the way
Letter, collectively constitutes based on bus topology formula modularization satellite platform electronics synthesis information processing system；Wherein:
External bus protocol module: it by external bus, realizes between one or more TT&C system units and house keeping computer
Communication；
TT&C Management chip module: as the TT&C Management unit of a TT&C system unit, pass through external bus agreement mould
Block receives house keeping computer observing and controlling instruction, and realizes that handling chip module with observing and controlling communicates, and realizes by internal bus protocol module
To the TT&C Management of satellite platform electronics；
Observing and controlling handles chip module: as the observing and controlling processing unit of a TT&C system unit, receiving and detects observing and controlling pipe
The observing and controlling instruction that chip module forwarding comes is managed, TT&C Management chip module is fed back to by measurement telemetry feedback module after processing,
It realizes and the remote control of whole star and command signal is acquired；
Internal bus protocol module: it by internal bus, realizes TT&C Management chip module in a TT&C system unit and surveys
Communication between control processing chip module；
- 72-bit communication protocol module: by 72-bit expanding communication, observing and controlling processing chip module and other function are realized
Communication between module；
Other function module: for different observing and controlling objects, such as SADA solar wing drive control and acquisition mould of design
Block, MOSFET control module etc. realize certain functional modules, other function module communicate 72-bit communication protocol module realize with
Observing and controlling handles chip dies inter-block communication；
Telecommand real-time response module: house keeping computer telecommand for being arrived to satellite platform electronic receipt into
Row real-time response；
Measurement telemetry feedback module: for the electrically realized measurement to analog quantity, quantity of state of satellite platform, and will simulation
Amount, the measurement feedback of quantity of state are to house keeping computer.；
Preferably, the TT&C Management chip module includes the following course of work:
House keeping computer observing and controlling instruction is received by external bus protocol module, and is jumped according to TT&C Management chip address pin
Line setting detects whether to instruct for this TT&C system unit, if it is not, then ignoring；If it is, judging whether it is this observing and controlling
Itself process instruction of managing chip module, if it is not, then being transmitted to observing and controlling by internal bus protocol module handles chip module
It executes instruction, if it is, being executed instruction by this TT&C Management chip module；
TT&C system unit receive for this TT&C system unit, this TT&C Management chip module telecommand after,
According to remote-control channel number, execution width, correspondingly output order pulse in telecommand；
TT&C system unit receive for this TT&C system unit, this TT&C Management chip module telemetry command after,
According to telemetering channel number, execution pattern in telemetry command, to corresponding telemetering channel carry out quantity of state telemetering or to analog quantity into
Row A/D transformation, and Star Service will be fed back to by external bus protocol module after quantity of state or the measurement result framing of analog quantity coding
Computer.
Preferably, the TT&C Management chip module further includes the following course of work:
Health examination is completed by the self-test unit of TT&C Management chip module itself.
Preferably, the observing and controlling processing chip module includes multiple observing and controlling processing chips.
Preferably, the observing and controlling processing chip module includes the following course of work:
The observing and controlling instruction of TT&C Management chip module is received by internal bus protocol module, and detects whether it is this observing and controlling place
Chip instruction is managed, if it is not, then ignoring；It is executed if it is, handling chip by this observing and controlling；
After receiving the telecommand for this observing and controlling processing chip, judged according to executive mode in telecommand, if
It is fixed width instruction, the instruction that broadens, luffing instruction, status command, short ratio enables, long ratio enables, short square instructs, long square instructs, simultaneously
Any one of row instruction should be grown then according to remote-control channel number, the execution width in instruction in corresponding remote-control channel output phase
The command pulse of degree；If executive mode is array instruction in telecommand, pass through 72- on dedicated array instruction path
Bit communication protocol module exports the instruction of 72-bit array；
After receiving the telemetry command for this observing and controlling processing chip, judged according to instruction mode in telemetry command,
If instruction mode is analog acquisition, corresponding telemetering channel is carried out by simulation gating according to telemetering channel number in telemetry command
After give TT&C Management chip module carry out A/D conversion；If instruction mode is state acquisition, pulse capture, triggers in memory
It is any, then according to telemetering channel number in telemetry command will corresponding telemetering channel carry out sample code framing after give observing and controlling pipe
Manage chip module；If instruction mode is array acquisition, array acquisition channel data are passed through into 72-bit communication protocol module
TT&C Management chip module is given after being acquired.
Preferably, the observing and controlling processing chip module further includes the following course of work:
Health examination is completed by the self-test unit that observing and controlling handles chip module itself.
Preferably, pass through telecommand real-time response module, the external bus agreement of external bus protocol module, TT&C Management core
The TT&C Management mechanism of piece module, observing and controlling handle the internal bus association of the observing and controlling treatment mechanism of chip module, internal bus protocol module
View, the equal synchronous logic of the 72-bit communication protocol of 72-bit communication protocol module are realized.
Preferably, the course of work of the measurement telemetry feedback module are as follows:
TT&C Management chip module receives this TT&C system unit, this TT&C Management chip by external bus protocol module
When the analog quantity telemetering of module, after corresponding telemetering channel analog quantity is carried out A/D conversion according to telemetering channel number in telemetry command,
Coding framing simultaneously feeds back to house keeping computer by external bus protocol module；
TT&C Management chip module receives this TT&C system unit, this TT&C Management chip by external bus protocol module
When the quantity of state telemetering of module, after corresponding telemetering channel being sampled according to telemetering channel number in telemetry command, encode framing
And house keeping computer is fed back to by external bus protocol module；
TT&C Management chip module receives this TT&C system unit, non-TT&C Management core by external bus protocol module
When the telemetry command of piece module, telemetry command is transmitted to by observing and controlling by internal bus protocol module and handles chip module, by observing and controlling
Processing chip module returns data to TT&C Management chip module after completing corresponding telemetering task, then by TT&C Management chip dies
Block feeds back to house keeping computer by external bus protocol module.
Preferably, the other function module includes: SADA solar wing drive control and acquisition module, MOSFET control mould
Block；
Analog measurement refers to voltage analog measurement within the scope of 0-5V, and the analog-to-digital conversion of analog measurement uses 12 cores
Piece；State measurement refers to the voltage measurement within the scope of 0-5V, and when voltage level is lower than 0.5V, measurement result is 0, works as electricity
Measurement result is 1 when pressure amount level is in 2.5V-5V range；
Measurement telemetry feedback content further includes the customized 72-bit digital information of other function module.
Preferably, the bus topology formula modularization satellite platform electronics synthesis information processing system that is based on further includes the energy
Flow module, the energy flow module are connected with TT&C Management chip module and observing and controlling processing chip module respectively.
The present embodiment is further described with reference to the accompanying drawing.
Fig. 1 is provided in this embodiment based on bus topology formula modularization satellite platform electronics synthesis information processing system frame
Composition, the external bus communicated including TT&C Management chip with house keeping computer, TT&C Management chip, observing and controlling handle chip, observing and controlling
The internal bus that managing chip is communicated with observing and controlling processing chip, and chip power supply is handled for TT&C Management chip, observing and controlling
Energy flow.
TT&C Management chip is satellite platform electronic system " maincenter ", and it is satellite platform electronic system that observing and controlling, which handles chip,
" four limbs ".TT&C Management chip receives house keeping computer communication instruction by external bus, and passes through internal bus for communication instruction
It is transmitted to each observing and controlling processing chip, each observing and controlling processing chip carries out corresponding operating after identifying oneself instruction, and will behaviour
The result of work feeds back to TT&C Management chip by internal bus.Observing and controlling handles chip when handling analog signals, leads to
It crosses chip interior simulation gating channel and gives corresponding analog quantity to TT&C Management chip, A/D is uniformly carried out by TT&C Management chip
The work such as conversion, coding, framing, upload.
TT&C Management chip also has control instruction pulse output function and analog quantity, quantity of state acquisition function.
Observing and controlling handles chip and reserves 72-bit communication interface circuit, for realizing observing and controlling processing chip and other functional modules
The communication of circuit and Function Extension.
Fig. 2 is provided in this embodiment logical based on bus topology formula modularization satellite platform electronics synthesis information processing system
Cross the connection schematic diagram that 72-bit communication bus is communicated with other functional modules.
Fig. 3 is provided in this embodiment based on bus topology formula modularization satellite platform electronics synthesis information processing system
Telecommand agreement schematic diagram.TT&C Management chip receives the telecommand that house keeping computer is sent by external bus, works as reception
When to preceding 5 bit location, judges whether it is the instruction of this unit and then ignore if not this unit instructs；If so, by subsequent
Command content directly passes through internal bus and is transmitted to each observing and controlling processing chip；Observing and controlling handles chip and receives preceding 5 by internal bus
When the module No. of position, this module instruction is judged whether it is, if not this module instruction, then ignore；If so, continuing to agreement string
Middle executive mode, if executive mode is any one of fixed width instruction, the instruction that broadens, luffing instruction, status command, according to it
The channel number and execution width received afterwards, carries out pulse output according to the execution width in instruction in corresponding remote-control channel；
If executive mode is that short ratio enables, long ratio enables, the instruction of short square, long square instruct, any one of parallel instruction, after basis
The proportional command code received carries out command pulse output in corresponding remote-control channel；If executive mode is array instruction, basis
The array instruction code received later exports array instruction by specific array instruction pins.Telecommand executive mode is seen below
Shown in table 1.
1 telecommand executive mode coding schedule of table
Fig. 4 is provided in this embodiment based on bus topology formula modularization satellite platform electronics synthesis information processing system
Telemetry command agreement schematic diagram.TT&C Management chip receives the telemetry command that house keeping computer is sent by external bus, works as reception
When to preceding 5 bit location, judges whether it is the instruction of this unit and then ignore, if not this unit instructs if so, by subsequent
Command content directly passes through internal bus and is transmitted to each observing and controlling processing chip；Observing and controlling handles chip and receives preceding 5 by internal bus
When the module No. of position, this module instruction is judged whether it is, if not this module instruction, then ignore, if so, continuing to agreement string
Middle executive mode, if executive mode is level acquisition, the channel number received after carries out corresponding telemetering channel
Simulation gates and passes to TT&C Management chip by special measurement line, which is carried out simulation choosing by TT&C Management chip
It is logical to be sent into A/D, and A/D transformation result is encoded into framing, house keeping computer is uploaded to by external bus；If executive mode is state
It is acquisition, pulse capture, any in triggering memory, then after the channel number that receives by certain road or certain group telemetering channel value
It is acquired, encodes, framing, being uploaded to TT&C Management chip, TT&C Management chip is uploaded to house keeping computer again；If the side of execution
Formula is array acquisition, then observing and controlling processing chip acquires 9 byte numbers according to 72-bit communication protocol by dedicated array channel
According to, and it is uploaded to TT&C Management chip, TT&C Management chip is uploaded to house keeping computer again, and telemetry command executive mode see the table below
Shown in 2.
2 telemetry command executive mode coding schedule of table
It is provided in this embodiment to be based on bus topology formula modularization satellite platform electronics synthesis information processing system, using total
Line network topologies realize the New Satellite platform clectronic integrated information processing of standardization, modularization, generalization, miniaturization
System implements real-time high-efficiency observing and controlling processing, solves conventional satellite platform clectronic performance, power consumption, the contradiction between volume.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (5)
1. one kind is based on bus topology formula modularization satellite platform electronics synthesis information processing system characterized by comprising outer
Bus protocol module, TT&C Management chip module, observing and controlling handle chip module, internal bus protocol module, 72-bit communication protocol
Module, telecommand real-time response module, measurement telemetry feedback module and other function module；Wherein: the TT&C Management
Chip module, internal bus protocol module and pass through all of internal bus protocol module and the communication connection of TT&C Management chip module
Observing and controlling handles chip module and forms a TT&C system unit；External bus protocol module can be with multiple TT&C system units all the way
It realizes communication, collectively constitutes based on bus topology formula modularization satellite platform electronics synthesis information processing system；Wherein:
External bus protocol module: it by external bus, realizes logical between one or more TT&C system units and house keeping computer
Letter；
TT&C Management chip module: it as the TT&C Management unit of a TT&C system unit, is connect by external bus protocol module
House keeping computer observing and controlling instruction is received, and realizes that handling chip module with observing and controlling communicates by internal bus protocol module, realization is to defending
The TT&C Management of star platform clectronic；
Observing and controlling handles chip module: as the observing and controlling processing unit of a TT&C system unit, receiving and detects TT&C Management core
The observing and controlling instruction that piece module forwards are come, feeds back to TT&C Management chip module by measurement telemetry feedback module after processing, realizes
To the remote control of whole star and command signal acquisition；
Internal bus protocol module: it by internal bus, realizes in a TT&C system unit at TT&C Management chip module and observing and controlling
Manage the communication between chip module；
- 72-bit communication protocol module: by 72-bit expanding communication, observing and controlling processing chip module and other function module are realized
Between communication；
Other function module: for being directed to different observing and controlling object implementatio8 specific functions；
Telecommand real-time response module: the house keeping computer telecommand for arriving to satellite platform electronic receipt carries out real
When respond；
Measurement telemetry feedback module: for the electrically realized measurement to analog quantity, quantity of state of satellite platform, and by analog quantity, shape
The measurement feedback of state amount is to house keeping computer；
The TT&C Management chip module includes the following course of work:
House keeping computer observing and controlling instruction is received by external bus protocol module, and is set according to TT&C Management chip address pin wire jumper
It sets, detects whether to instruct for this TT&C system unit, if it is not, then ignoring；If it is, judging whether it is this TT&C Management
Chip module itself process instruction executes if it is not, then being transmitted to observing and controlling by internal bus protocol module and handling chip module
Instruction, if it is, being executed instruction by this TT&C Management chip module；
TT&C system unit receive for this TT&C system unit, this TT&C Management chip module telecommand after, according to
Remote-control channel number, execution width, correspondingly output order pulse in telecommand；
TT&C system unit receive for this TT&C system unit, this TT&C Management chip module telemetry command after, according to
Telemetering channel number, execution pattern in telemetry command carry out quantity of state telemetering to corresponding telemetering channel or carry out A/D to analog quantity
Transformation, and calculated Star Service is fed back to by external bus protocol module after quantity of state or the measurement result framing of analog quantity coding
Machine；
The TT&C Management chip module further includes the following course of work:
Health examination is completed by the self-test unit of TT&C Management chip module itself；
The observing and controlling processing chip module includes multiple observing and controlling processing chips；
The observing and controlling processing chip module includes the following course of work:
The observing and controlling instruction of TT&C Management chip module is received by internal bus protocol module, and detects whether it is this observing and controlling processing core
Piece instruction, if it is not, then ignoring；It is executed if it is, handling chip by this observing and controlling；
After receiving the telecommand for this observing and controlling processing chip, judged according to executive mode in telecommand, if it is fixed
Wide instruction, the instruction that broadens, luffing instruction, status command, short ratio enables, long ratio enables, the instruction of short square, the instruction of long square, refers to parallel
Any one of enable, then according to remote-control channel number, the execution width in instruction, in corresponding remote-control channel output corresponding length
Command pulse；If executive mode is array instruction in telecommand, pass through 72-bit on dedicated array instruction path
Communication protocol module exports the instruction of 72-bit array；
After receiving the telemetry command for this observing and controlling processing chip, judged according to instruction mode in telemetry command, if
Instruction mode is analog acquisition, then send after corresponding telemetering channel being carried out simulation gating according to telemetering channel number in telemetry command
A/D conversion is carried out to TT&C Management chip module；If instruction mode is state acquisition, pulse capture, triggers appointing in memory
One kind giving TT&C Management core after corresponding telemetering channel then being carried out sample code framing according to telemetering channel number in telemetry command
Piece module；If instruction mode is array acquisition, array acquisition channel data are carried out by 72-bit communication protocol module
TT&C Management chip module is given after acquisition；
The observing and controlling processing chip module further includes the following course of work:
Health examination is completed by the self-test unit that observing and controlling handles chip module itself.
2. according to claim 1 be based on bus topology formula modularization satellite platform electronics synthesis information processing system,
It is characterized in that, passes through telecommand real-time response module, the external bus agreement of external bus protocol module, TT&C Management chip module
TT&C Management mechanism, observing and controlling processing chip module observing and controlling treatment mechanism, the internal bus agreement of internal bus protocol module, 72-
The equal synchronous logic of the 72-bit communication protocol of bit communication protocol module is realized.
3. according to claim 1 be based on bus topology formula modularization satellite platform electronics synthesis information processing system,
It is characterized in that, the course of work of the measurement telemetry feedback module are as follows:
TT&C Management chip module receives this TT&C system unit, this TT&C Management chip module by external bus protocol module
Analog quantity telemetering when, according to telemetering channel number in telemetry command by corresponding telemetering channel analog quantity carry out A/D conversion after, coding
Framing simultaneously feeds back to house keeping computer by external bus protocol module；
TT&C Management chip module receives this TT&C system unit, this TT&C Management chip module by external bus protocol module
Quantity of state telemetering when, after corresponding telemetering channel is sampled according to telemetering channel number in telemetry command, coding framing simultaneously lead to
It crosses external bus protocol module and feeds back to house keeping computer；
TT&C Management chip module receives this TT&C system unit, non-TT&C Management chip dies by external bus protocol module
When the telemetry command of block, telemetry command is transmitted to by observing and controlling by internal bus protocol module and handles chip module, is handled by observing and controlling
Chip module returns data to TT&C Management chip module after completing corresponding telemetering task, then is led to by TT&C Management chip module
It crosses external bus protocol module and feeds back to house keeping computer.
4. according to claim 1 be based on bus topology formula modularization satellite platform electronics synthesis information processing system,
It is characterized in that, the other function module includes: SADA solar wing drive control and acquisition module, MOSFET control module；
Analog measurement refers to voltage analog measurement within the scope of 0-5V, and the analog-to-digital conversion of analog measurement uses 12 chips；Shape
State measurement refers to the voltage measurement within the scope of 0-5V, and when voltage level is lower than 0.5V, measurement result is 0, when voltage electricity
Equalling measurement result when in 2.5V-5V range is 1；
Measurement telemetry feedback content further includes the customized 72-bit digital information of other function module.
5. according to any one of claim 1 to 4 be based on bus topology formula modularization satellite platform electronics synthesis information
Processing system, which is characterized in that described also to be wrapped based on bus topology formula modularization satellite platform electronics synthesis information processing system
Energy flow module is included, the energy flow module is connected with TT&C Management chip module and observing and controlling processing chip module respectively.
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| CN107807547B (en) * | 2017-09-22 | 2020-04-21 | 上海卫星工程研究所 | Satellite service unit controller |
| CN107766133B (en) * | 2017-09-25 | 2021-05-28 | 上海卫星工程研究所 | Method for autonomous management of satellite operation chain |
| CN108199759B (en) * | 2017-11-29 | 2020-12-08 | 山东航天电子技术研究所 | Satellite onboard electronic system with multiple cabin sections |
| CN109002049B (en) * | 2018-06-26 | 2021-05-11 | 上海卫星工程研究所 | Satellite platform based on modular design |
| CN109144945A (en) * | 2018-07-25 | 2019-01-04 | 赛特雷德（重庆）科技有限公司 | A kind of spaceborne Integrated Electronic System of flexibility of commercial presence satellite |
| CN108923844B (en) * | 2018-08-28 | 2023-09-22 | 北京飞宇卓达科技有限公司 | Comprehensive baseband equipment for satellite measurement and control |
| CN109345534B (en) * | 2018-11-23 | 2022-03-15 | 江西洪都航空工业集团有限责任公司 | Method for jointly analyzing digital quantity state quantity of telemetering data of imaging seeker |
| CN111176349A (en) * | 2019-12-16 | 2020-05-19 | 北京空间机电研究所 | Space remote sensor temperature control system easy to expand |
| CN114325198B (en) * | 2021-12-29 | 2023-05-02 | 浙江时空道宇科技有限公司 | Testing device and testing system |
| CN115333627B (en) * | 2022-08-09 | 2023-05-02 | 北京极光星通科技有限公司 | Apparatus and method for spatial optical communication terminal |
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