《VESA “Plug amp; Play”Standard (VESA即插即用标准)》.pdf

PnP Standard Video Electronics Standards Association 860 Hillview Court, Suite 150 Tel: 408-957-9270 Milpitas, CA 95035 Fax: 408-957-9277 VESA “Plug Play” (PnP) Standard for the Display/Graphics Subsystem Release A June 7, 2004 Purpose This standard defines a procedure for “Plug Play” (PnP) in the Display/Graphics Subsystem. It is the intention of this document to focus the display/graphics industry toward true “Plug Play”. It also intended to support “Ease of Use” concepts as they apply to the average end user. Summary This document contains a definition of “Plug Play” in the Display/Graphics Subsystem. This document also includes a list of required elements and processes for true “Plug Play” in the Display/Graphics Subsystem. In addition, some special cases are considered. Note This document is intended to be generic in nature. There are no implied or stated references to any specific manufactured software, hardware or operating system product (past, present, or future) contained in this document. VESA Plug Play for the Display/Graphics Subsystem Standard Page 1 of 38 Copyright 2004 Video Electronics Standards Association Release A 1. Preface 1.1 Background For more than 20 years, the computer industry has experienced explosive growth. Every year new computer hardware, software applications and operating systems have hit the marketplace. With each new generation of computer hardware and software, the capabilities of the personal computer (PC) have increased by several orders of magnitude. Today’s PCs contain more computing power than m