CN108197365A - High-performance data processing unit circuit based on Power PC Processor - Google Patents
High-performance data processing unit circuit based on Power PC Processor Download PDFInfo
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- CN108197365A CN108197365A CN201711415870.5A CN201711415870A CN108197365A CN 108197365 A CN108197365 A CN 108197365A CN 201711415870 A CN201711415870 A CN 201711415870A CN 108197365 A CN108197365 A CN 108197365A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/30—Circuit design
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Abstract
The present invention proposes a kind of high-performance data processing unit circuit based on Power PC Processor, and element, Network Interface Unit, module supporter and input-output unit are supported including data processing unit, power supply.The present invention is adapted to the Power PC Processor chip of different model, and can be applied to a variety of occasions by extending peripheral circuit.By designing, emulating, verifying, modular standardized product is formed, can be used for different model product extension peripheral circuit, accelerate product development process in this way, change management conducive to three.
Description
Technical field
The present invention relates to data processing circuit field, at specially a kind of high-performance data based on Power PC Processor
Manage element circuit.
Background technology
High-performance data processing unit is the component part of modern avionics system comprehensive task processor, is responsible for task system
The special function calculating task of condition managing, tactical decision, fire control and the data fusion etc. of uniting.
The performance of high-performance data processing unit circuit directly affects the reliability of comprehensive task processor, is on the one hand to protect
The reliability of data processing circuit work is demonstrate,proved, is on the other hand then the portability for improving high-performance data processing unit circuit,
It not only can be adapted for the Power PC Processor of different model, and by changing peripheral expansion circuit, can be applied to difference
Occasion.
How to accelerate the lead time of high-performance data processing unit circuit, how to design a kind of generic structure, be us
There is an urgent need to the subjects of research.A kind of high-performance data processing unit circuit based on Power PC Processor is designed, by setting
Meter, emulation, verification, form modular product, for different model processor and different application scenarios, can make with minor modifications
With, accelerate product development process in this way, conducive to three change management.
Invention content
The object of the present invention is to provide a kind of high-performance data processing unit circuit based on Power PC Processor, to carry
The reliability and design efficiency of high pass data processing circuit, and by modular design method, improve general data processing
The flexibility and scalability of circuit.
To achieve the above object, the technical scheme is that：
A kind of high-performance data processing unit circuit based on Power PC Processor, it is characterised in that：Including data
Processing unit, power supply support element, Network Interface Unit, module supporter and input-output unit；
The data processing unit is made of Power PC Processor, memory, Flash, NvRAM chip；The PowerPC
Processor realizes the interface function of system controller and processor, has data and instruction buffer, and fixed point and double precision is supported to float
Point processing, and support real time operating system；The FLASH chip is used to store data, operating system and application software；In described
It deposits for data storage and program operation；The NvRAM chips need the data preserved for a long time for storing；
The data processing unit receives the control letter of bus data and input-output unit from Network Interface Unit
Breath, Power PC Processor execution is stored in the data processor in FLASH, during memory cache high-speed computation
Average information, and parameter information being stored in non-power-failure volatile memory NvRAM as needed, most operation result information at last
It is exported by Network Interface Unit and input-output unit；
The module supporter include sample circuit and programmable logic device, sample circuit include watchdog circuit,
Clock circuit, voltage monitoring circuit；Module supporter completes the collection of cpu fault information and processing, reset control, clock point
Hair, data monitoring function；Module supporter receives each work(to other functional units output reset signal, clock signal
The status information of energy module feedback, summarizing and reporting to data processing unit；
The Network Interface Unit realizes the external bus communication of high-performance data processing unit；
The input-output unit realizes the external input/output interface function of high-performance data processing unit；
The power supply supports element to realize the two times transfer of input power.
Advantageous effect
High-performance data processing unit circuit proposed by the present invention based on Power PC Processor, can adapt to different shaped
Number Power PC Processor chip, and can be applied to a variety of occasions by extending peripheral circuit.By designing, emulating, testing
Card, forms modular standardized product, can be used for different model product extension peripheral circuit, accelerates product development in this way
Flow changes management conducive to three.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
It obtains significantly or is recognized by the practice of the present invention.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Significantly and it is readily appreciated that, wherein：
Fig. 1 high-performance data processing unit functional block diagrams.
Specific embodiment
The embodiment of the present invention is described below in detail, the embodiment is exemplary, it is intended to for explaining the present invention, and
It is not considered as limiting the invention.
The high-performance data processing unit circuit based on Power PC Processor in the present embodiment, including data processing list
Member, power supply support element, Network Interface Unit, module supporter and input-output unit.
1. data processing unit：
Data processing unit mainly completes the functions such as data processing, task scheduling and execution.By Power PC Processor, interior
It deposits, the chips such as Flash, NvRAM composition.
A) Power PC Processor realizes the interface function of system controller and processor, has data and instruction buffer, branch
Fixed point and double-precision floating point operation are held, and supports real time operating system.According to system requirements (dominant frequency and processor interface resource)
The Power PC Processor of various models can be selected, realizes high-performance data processing unit for different model PowerPC processing
The portability of device；
B) FLASH can select the FLASH of serial or parallel interface for storing data, operating system and application software
Chip；
C) memory stores for data and program is run, according to the type of device that processor memory controller is supported, choosing
Select suitable memory model；
D) NvRAM needs the data preserved for a long time for storing, and can equally select the NvRAM cores of serial or parallel interface
Piece.
Data processing unit receives the control information of bus data and input-output unit from Network Interface Unit, place
Reason device execution is stored in data processor in FLASH, using the average information during memory cache high-speed computation, and root
According to needing important parameter information being stored in non-power-failure volatile memory NvRAM, most operation result information passes through network at last
Interface unit and input-output unit output.
Traditional data processing unit internal bus realizes data/address bus data interaction, this hair using special latch
It is bright using programmable logic device as internal bus controller, not only substantially increase bus operational efficiency and reliability, but also
Also the design made is more flexible, it is only necessary to which the active volume of storage chip and address sky can quickly be distributed by changing logical code
Between, it is adapted to the storage chip of different data bit wide, capacity and interface level.
2. module supporter：
Mainly it is made of the sample circuits such as watchdog circuit, clock circuit, voltage monitoring circuit and programmable logic device.
Complete the functions such as collection and processing, reset control, clock distribution, the data monitoring of cpu fault information.
Module supporter receives each function mould to other each functional unit output reset signal, clock signals
The status information of block feedback, summarizing and reporting to data processing unit.
3. Network Interface Unit：
The main bus communication for realizing that high-performance data processing unit is external, generally by subcard (1553,1394, FC,
TTE etc.) form realize PowerPC high speed interface and external bus between data conversion.
4. input-output unit
The main input/output interface function of realizing that high-performance data processing unit is external, mainly include 422/485 interface,
232 interfaces, 429 interfaces, CAN interface, Ethernet interface, discrete magnitude input/output interface, analog input and output interface etc..Root
Input-output unit is designed according to system requirements, realizes adaptability of the high-performance data processing module for different application occasion.
5. power supply supports element：
The main two times transfer for realizing input power.External power supply is inputted, to each function module out-put supply signal.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art are not departing from the principle of the present invention and objective
In the case of can make changes, modifications, substitutions and variations to the above described embodiments within the scope of the invention.
Claims (1)
1. a kind of high-performance data processing unit circuit based on Power PC Processor, it is characterised in that：Including data processing list
Member, power supply support element, Network Interface Unit, module supporter and input-output unit；
The data processing unit is made of Power PC Processor, memory, Flash, NvRAM chip；The PowerPC processing
Device realizes the interface function of system controller and processor, has data and instruction buffer, supports fixed point and double-precision floating point fortune
It calculates, and supports real time operating system；The FLASH chip is used to store data, operating system and application software；The memory is used
In data storage and program operation；The NvRAM chips need the data preserved for a long time for storing；
The data processing unit receives the control information of bus data and input-output unit from Network Interface Unit,
Power PC Processor execution is stored in the data processor in FLASH, utilizes the centre during memory cache high-speed computation
Information, and parameter information is stored in non-power-failure volatile memory NvRAM as needed, most operation result information passes through at last
Network Interface Unit and input-output unit output；
The module supporter includes sample circuit and programmable logic device, and sample circuit includes watchdog circuit, clock
Circuit, voltage monitoring circuit；The collection and processing, reset of module supporter completion cpu fault information control, clock is distributed,
Data monitoring function；Module supporter receives each function mould to other functional units output reset signal, clock signal
The status information of block feedback, summarizing and reporting to data processing unit；
The Network Interface Unit realizes the external bus communication of high-performance data processing unit；
The input-output unit realizes the external input/output interface function of high-performance data processing unit；
The power supply supports element to realize the two times transfer of input power.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711415870.5A CN108197365A (en) | 2017-12-25 | 2017-12-25 | High-performance data processing unit circuit based on Power PC Processor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711415870.5A CN108197365A (en) | 2017-12-25 | 2017-12-25 | High-performance data processing unit circuit based on Power PC Processor |
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| CN108197365A true CN108197365A (en) | 2018-06-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109284116A (en) * | 2018-09-11 | 2019-01-29 | 陕西千山航空电子有限责任公司 | A kind of data managing method of the comprehensive number pipe of polymorphic type big data quantity |
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| CN104883517A (en) * | 2014-02-27 | 2015-09-02 | 龙羽 | Three-path high-resolution video stream blending system and method |
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| CN101794268A (en) * | 2010-03-16 | 2010-08-04 | 中国电子科技集团公司第十四研究所 | Processing module capable of reconstructing signals based on VPX bus |
| CN104883517A (en) * | 2014-02-27 | 2015-09-02 | 龙羽 | Three-path high-resolution video stream blending system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109284116A (en) * | 2018-09-11 | 2019-01-29 | 陕西千山航空电子有限责任公司 | A kind of data managing method of the comprehensive number pipe of polymorphic type big data quantity |
| CN109284116B (en) * | 2018-09-11 | 2022-03-08 | 陕西千山航空电子有限责任公司 | Data management method for multi-type large-data-volume comprehensive data management |
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