GB/T 38065-2019 English PDF

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GB/T 38065-2019: Technical requirements of Space Wire bus on spacecraft
Status: Valid

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GB/T 38065-2019	679	Add to Cart	6 days	Technical requirements of Space Wire bus on spacecraft	Valid

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Basic data

Standard ID: GB/T 38065-2019 (GB/T38065-2019)
Description (Translated English): Technical requirements of Space Wire bus on spacecraft
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: V70
Classification of International Standard: 49.020
Word Count Estimation: 34,396
Date of Issue: 2019-10-18
Date of Implementation: 2020-05-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 38065-2019: Technical requirements of Space Wire bus on spacecraft

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Technical requirements of SpaceWire bus on spacecraft ICS 49.020 V70 National Standards of People's Republic of China Spacecraft SpaceWire Bus Technical Requirements Published on.2019-10-18 2020-05-01 implementation State market supervision and administration China National Standardization Administration issued

Content

Foreword III 1 Scope 1 2 Normative references 1 3 Terms and definitions, abbreviations 1 3.1 Terms and Definitions 1 3.2 Abbreviations 4 4 General requirements 4 4.1 Bus Structure 4 4.2 Protocol Stack 5 5 Detailed requirements 6 5.1 Physical Layer 6 5.1.1 Cable 6 5.1.2 Connector 6 5.1.3 Cable assembly 7 5.1.4 PCB layout 9 5.2 Signal layer 9 5.2.1 LVDS 9 5.2.2 Signal Code 11 5.2.3 SpaceWire Link 11 5.2.4 Link Rate 11 5.3 character layer 12 5.3.1 Data Characters 12 5.3.2 Control character 12 5.3.3 Control Code 13 5.3.4 Parity 13 5.3.5 Initial Transfer Character 13 5.3.6 Link Transmitter/Receiver and Host System Interface 13 5.4 Exchange Layer 14 5.4.1 Link Characters and Standard Characters 14 5.4.2 Character Transmission Priority 14 5.4.3 Link Flow Control 14 5.4.4 Link State Machine 15 5.4.5 Link Initialization 18 5.4.6 Error Detection 20 5.5 cladding 21 5.5.1 Definition of the package 21 5.5.2 Transmission of CCSDS Packets on the SpaceWire Network 21 5.6 Network Layer 21 5.6.1 Basic Features 21 5.6.2 SpaceWire Routing 23 5.6.3 SpaceWire Node 24 5.6.4 SpaceWire Network 24 5.6.5 Network Time 24 6 failure recovery mechanism 25 6.1 Switching Layer Failure and Handling 25 6.1.1 Switch Layer Fault Type 25 6.1.2 Switch Layer Troubleshooting 25 6.2 Network Layer Failure and Handling 25 6.2.1 Link Error Handling 25 6.2.2 Received packet error end character processing 25 6.2.3 Invalid destination address processing 26 6.3 Link Error Recovery 26 6.4 Application Layer Troubleshooting 26 6.4.1 Application layer conventions 26 6.4.2 Link Initialization Timeout Troubleshooting 27 6.4.3 Packet Transmission Timeout Troubleshooting 27 6.4.4 Packet Receive Timeout Troubleshooting 27 7 Typical Applications 27 7.1 System Design 27 7.2 Process Design 28 7.2.1 PCB Design 28 7.2.2 Connector soldering 28 7.3 Structural Design 28

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed and managed by the National Aerospace Technology and its Application Standardization Technical Committee (SAC/TC425). This standard was drafted. Shanghai Aerospace Computer Technology Research Institute, Beijing Control Engineering Research Institute, Shandong Boda Special Cable Co., Ltd. Xi'an Microelectronics Technology Research Institute, Aerospace Times Electronic Technology Co., Ltd., Beijing Rongjun Yiye Electronic Technology Co., Ltd. The main drafters of this standard. Xu Ruirui, Zhu Xinzhong, Lai Xiaomin, Shi Qin, Zhou Xiujuan, Yan Pengjun, Zhang Fengyuan, Luo Xuolin, Wu Jie, Jiang Renxing, Liu Bo, Zhao Yihai, Song Yida, Liang Jiemei, Zhang Kai, Wang Jianfeng, Peng Qinghua, Gan Junning, Zeng Junjie, Bao Yong. Spacecraft SpaceWire Bus Technical Requirements

1 Scope

This standard specifies the general requirements, detailed requirements, fault recovery mechanisms and typical interfaces of the SpaceWire bus and its related equipment interfaces. application. This standard applies to the development and use of SpaceWire bus and related equipment in various spacecraft.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. IEEE1355-1995 Heterogeneous Interconnect (HIC) (Low Cost, Parallel System Architecture Low Latency Scalable Serial Interconnect) [IEEE StandardforHeterogeneousInterConnect(HIC), (Low-Cost, Low-LatencyScalableSerialIntercon- nectforParalelSystemConstruction)] IEEE1596.3-1996 Measured Coherent Interface (SCI) with Low Voltage Differential Signaling (LVDS) [IEEEStandardforLow- VoltageDifferentialSignals(LVDS)forScalableCoherentInterface(SCI)] 3 terms and definitions, abbreviations 3.1 Terms and definitions The following terms and definitions apply to this document. 3.1.1 Link link A two-way link between two SpaceWire ports for transferring data and control information. 3.1.2 Node node The source or destination of the SpaceWire packet can be memory, sensors, or other devices connected to the SpaceWire network. Note. A node contains one or more SpaceWire ports. 3.1.3 Router router Contains a switch matrix, one or more SpaceWire ports, and controls the routing switch according to the destination address of each packet, from one A device that swaps one SpaceWire port to another SpaceWire port. 3.1.4 Network It consists of nodes, links, and routers (optional). Nodes and nodes are connected to each other through links and routers to implement data packet transmission. 3.1.5 Port port SpaceWire bus interface with input and output ports. ......

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