DisplayPort-Alt-Mode-on-USB-C-d3

taichiorange

Contents 51
Purpose .......................................................................................................................................................... 1 52
Summary ........................................................................................................................................................ 1 53
Contents ........................................................................................................................................................ 2 54
Figures .......................................................................................................................................................... 5 55
Tables ............................................................................................................................................................ 6 56
Preface .......................................................................................................................................................... 7 57
Intellectual Property ................................................................................................................................. 7 58
Trademarks .............................................................................................................................................. 7 59
Patents ..................................................................................................................................................... 8 60
Support for this Standard ........................................................................................................................... 8 61
Acknowledgements ................................................................................................................................... 8 62
Revision History ..................................................................................................................................... 10 63
1 Introduction ........................................................................................................................................... 11 64
1.1 Purpose ........................................................................................................................................ 11 65
1.2 Scope ........................................................................................................................................... 11 66
1.3 Related Documents ...................................................................................................................... 12 67
1.4 Conventions ................................................................................................................................. 12 68
1.4.1 Precedence ...................................................................................................................... 12 69
1.4.2 Keywords ........................................................................................................................ 12 70
1.4.3 Numbering ...................................................................................................................... 13 71
1.5 Terms and Abbreviations ............................................................................................................. 13 72
2 Overview ............................................................................................................................................... 15 73
2.1 Introduction ................................................................................................................................. 15 74
2.2 USB Type-C Receptacles, Plugs and Cables ................................................................................. 15 75
2.3 Signaling and cable types ............................................................................................................. 15 76
2.4 Multi-Function systems ................................................................................................................ 16 77
3 Pin Assignments and Descriptions .......................................................................................................... 17 78
3.1 Pin Assignments Overview ........................................................................................................... 17 79
3.2 USB Type-C DisplayPort Pin Assignments ................................................................................... 18 80
3.2.1 Pinout Assignment support requirements ......................................................................... 19 81
3.3 DFP_D Pin Assignment A ............................................................................................................ 21 82
3.4 DFP_D Pin Assignment B ............................................................................................................ 21 83
3.5 DFP_D Pin Assignment C ............................................................................................................ 22 84
3.6 DFP_D Pin Assignment D ............................................................................................................ 23 85
3.7 DFP_D Pin Assignment E ............................................................................................................ 24 86
3.8 DFP_D Pin Assignment F............................................................................................................. 26 87
3.9 UFP_D Pin Assignment A ............................................................................................................ 27 88
3.10 UFP_D Pin Assignment B ........................................................................................................... 28 89
3.11 UFP_D Pin Assignment C ........................................................................................................... 28 90
3.12 UFP_D Pin Assignment D ........................................................................................................... 29 91
3.13 UFP_D Pin Assignment E ........................................................................................................... 30 92
3.14 USB Gen 2 PHY signaling for DisplayPort (GEN2_BR) .............................................................. 31 93
3.15 AUX and HPD signaling ............................................................................................................. 31 94
Proposed DisplayPort Alt Mode on USB Type-C V1, d3
Page 3 of 83
DISTRIBUTION TO NON-MEMBERS IS PROHIBITED
Copyright © 2014 Video Electronics Standards Association. All rights reserved.
3.15.1 AUX signaling ............................................................................................................... 31 95
3.15.2 HPD signaling ................................................................................................................ 32 96
3.15.3 AUX and HPD schematics .............................................................................................. 32 97
3.16 Legacy DisplayPort Connector CONFIG1 and CONFIG2 pins ..................................................... 35 98
4 USB Type-C Cable Assemblies used for DisplayPort ............................................................................. 36 99
4.1 Scenario 1 USB Type-C Full-Featured Cable Assembly ................................................................ 36 100
4.1.1 Scenario 1 USB Type-C Full-Featured cable Assembly using GEN2_BR ......................... 36 101
4.1.2 Scenario 1 USB Type-C Full-Featured cable Assembly using DP_BR .............................. 38 102
4.2 Scenarios 2a and 2b USB Type-C to Legacy DisplayPort Cable Assemblies ................................. 39 103
4.2.1 Scenario 2a USB Type-C DFP_D to Legacy DisplayPort UFP_D ..................................... 39 104
4.2.2 Scenario 2b Legacy DisplayPort DFP_D to USB Type-C UFP_D ..................................... 41 105
4.2.3 USB Type-C to Legacy DisplayPort Cable Assembly electrical properties ....................... 43 106
4.2.4 USB Type-C to Legacy DisplayPort Cable Assembly functionality .................................. 46 107
4.3 Scenarios 3a and 3c USB Type-C DFP_D to Protocol Converter ................................................... 48 108
4.3.1 HDMI Protocol Converter Adapters ................................................................................. 48 109
4.3.2 VGA Protocol Converter Adapters ................................................................................... 49 110
4.3.3 DVI Protocol Converter Adapters .................................................................................... 49 111
4.4 Scenario 4a USB Type-C DFP_D to a Multi-Function Dock (MF Dock) ....................................... 49 112
4.4.1 Scenario 4a USB Type-C Full-Featured Cable Assembly using GEN2_BR Multi-Function49 113
4.4.2 Scenario 4a USB Type-C Full-Featured Cable Assembly using DP_BR Multi-Function ... 50 114
4.5 Scenario 4b USB Type-C DFP_D to a VESA DockPort adapter .................................................... 52 115
4.6 Scenarios 4c/d USB Type-C DFP_D to Multi-Function cradle/captive cable dock ......................... 54 116
4.6.1 Scenarios 4c/d USB Type-C DFP_D to Multi-Function cradle dock using GEN2_BR 117 Multi-Function ............................................................................................................... 54 118
4.6.2 Scenario 4c/d USB Type-C DFP_D to Multi-Function cradle/captive cable dock using 119 DP_BR Multi-Function ................................................................................................... 56 120
5 Discovery and USB-PD .......................................................................................................................... 57 121
5.1 Connection discovery ................................................................................................................... 57 122
5.2 DisplayPort Mode discovery and entry/exit .................................................................................. 57 123
5.2.1 Structured VDM Header .................................................................................................. 57 124
5.2.2 DisplayPort Enter Mode .................................................................................................. 60 125
5.2.3 DisplayPort Status Update ............................................................................................... 60 126
5.2.4 DisplayPort Configure ..................................................................................................... 61 127
5.2.5 Attention ......................................................................................................................... 63 128
5.2.6 DisplayPort Exit Mode .................................................................................................... 63 129
5.3 VDM Message flows .................................................................................................................... 64 130
6 Miscellaneous ........................................................................................................................................ 75 131
6.1 VCONN and VBUS ........................................................................................................................ 75 132
6.2 Low power operation ................................................................................................................... 75 133
6.3 Equivalent USB Functionality ...................................................................................................... 75 134
A DisplayPort Alternate Mode Examples .................................................................................................. 76 135
A.1. Purpose ....................................................................................................................................... 76 136
A.1.1. DisplayPort Alternate Mode Examples ........................................................................... 76 137
A.2. USB Type-C USB Host to DisplayPort Video Adapter Example .................................................. 76 138
A.2.1. DisplayPort Video Adapter Assumptions ........................................................................ 76 139
A.2.2. Block Diagrams .............................................................................................................. 77 140
A.2.3. Solution ......................................................................................................................... 78 141
Proposed DisplayPort Alt Mode on USB Type-C V1, d3
Page 4 of 83
DISTRIBUTION TO NON-MEMBERS IS PROHIBITED
Copyright © 2014 Video Electronics Standards Association. All rights reserved.
A.3. USB Dock with DisplayPort Example .......................................................................................... 80 142
A.3.1. USB Dock with DisplayPort Assumptions ...................................................................... 80 143
A.3.2. Block Diagrams .............................................................................................................. 81 144
A.3.3. Solution ......................................................................................................................... 81 DisplayPort-Alt-Mode-on-USB-C-d3.pdf (3.62 MB, 下载次数: 261 )

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jackapple

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galenchai

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sayangcinta

回复 1# taichiorange


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iaminbj

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telongwang

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ujslisongting

回复 1# taichiorange


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babikambing

回复 1# taichiorange


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smrecnik

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deepcore

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