ДСТУ EN 62680-3-1:2022 Інтерфейси універсальної послідовної шини для даних і живлення. Частина 3-1. Специфікація універсальної послідовної шини 3.1 (EN 62680-3-1:2017, IDT; IEC 62680-3-1:2017, IDT)

ДСТУ EN 62680-3-1:2022
(EN 62680-3-1:2017, IDT; IEC 62680-3-1:2017, IDT)

 Интерфейс универсальной последовательной шины для данных и питания.
Часть 3-1. Спецификация универсальной последовательной шины 3.1

 
   
 
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

Foreword

Introduction

1 Introduction

1.1 Background

1.2 Objective of the Specification

1.3 Scope of the Document

1.4 USB Product Compliance

1.5 Document Organization

1.6 Design Goals

1.7 Related Documents

2 Terms and Abbreviations

3 Architectural Overview

3.1 USB 3.1 System Description

3.2 Enhanced SuperSpeed Bus Architecture

3.3 Enhanced SuperSpeed Bus Data Flow Models

4 Enhanced SuperSpeed Data Flow Model

4.1 Implementer Viewpoints

4.2 Enhanced SuperSpeed Communication Flow

4.3 Enhanced SuperSpeed Protocol Overview

4.4 Generalized Transfer Description

5 Mechanical

5.1 Objective

5.2 Significant Features

5.3 Connector Mating Interfaces

5.4 Cable Construction and Wire Assignments

5.5 Cable Assemblies

5.6 Electrical Requirements

5.7 Mechanical and Environmental Requirements

5.8 Implementation Notes and Design Guides

6 Physical Layer

6.1 Physical Layer Overview

6.2 Physical Layer Functions

6.3 Symbol Encoding

6.4 Link Initialization and Training

6.5 Clock and Jitter

6.6 Signaling

6.7 Transmitter Specifications

6.8 Receiver Specifications

6.9 Low Frequency Periodic Signaling (LFPS)

6.10 Transmitter and Receiver DC Specifications

6.11 Receiver Detection

6.12 Retimers

7 Link Layer

7.1 Byte Ordering

7.2 Link Management and Flow Control

7.3 Link Error Rules/Recovery

7.4 PowerOn Reset and Inband Reset

7.5 Link Training and Status State Machine (LTSSM)

8 Protocol Layer

8.1 Enhanced SuperSpeed Transactions

8.2 Packet Types

8.3 Packet Formats

8.4 Link Management Packet (LMP)

8.5 Transaction Packet (TP)

8.6 Data Packet (DP)

8.7 Isochronous Timestamp Packet (ITP)

8.8 Addressing Triple

8.9 Route String Field

8.10 Transaction Packet Usages

8.11 TP or DP Responses

8.12 TP Sequences

8.13 Timing Parameters

9 Device Framework

9.1 USB Device States

9.2 Generic Device Operations

9.3 USB Device Requests

9.4 Standard Device Requests

9.5 Descriptors

9.6 Standard USB Descriptor Definitions

9.7 Device Class Definitions

10 Hub, Host Downstream Port, and Device Upstream Port Specification

10.1 Hub Feature Summary

10.2 Hub Power Management

10.3 Hub Downstream Facing Ports

10.4 Hub Downstream Facing Port Power Management

10.5 Hub Upstream Facing Port

10.6 Upstream Facing Port Power Management

10.7 SuperSpeed Hub Header Packet Forwarding and Data Repeater

10.8 SuperSpeedPlus Store and Forward Behavior

10.9 Port State Machines

10.10 Suspend and Resume

10.11 Hub Upstream Port Reset Behavior

10.12 Hub Port Power Control

10.13 Hub Controller

10.14 Hub Configuration

10.15 Descriptors

10.16 Requests

10.17 Host Root (Downstream) Ports

10.18 Peripheral Device Upstream Ports

10.19 Hub Chapter Parameters

11 Interoperability and Power Delivery

11.1 USB 3.1 Host Support for USB 2.0

11.2 USB 3.1 Hub Support for USB 2.0

11.3 USB 3.1 Device Support for USB 2.0

11.4 Power Distribution

A Gen 1 Symbol Encoding

В Symbol Scrambling

C Power Management

D Example Packets

E Repeaters