Asus P8B-C/4L C6852 User Manual Page 86

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4-20
第四章:BIOS 程序設置
Legacy USB Support [Enabled]
本項目允許您開啟或關閉支持 legacy USB 設備。若設為 [Auto],系統
在開啟時偵測是否有 USB 備。若有,USB 制器向下兼容模式開啟
若沒有偵測到 USB 設備,USB 向下兼容功能關閉。設置值有: [Disabled]
[Enabled] [Auto]
EHCI Hand-Off [Disabled]
B I O S E H C I h a n d-o f f
[Disabled] [Enabled]
4.5.9 USB 設備設置(USB Configuration)
USB 設備選項顯示自動偵查值。若未偵查到 USB 設備,該選項
顯示為【None】。
4.5.8 Intel TXT(LT) Configuration
Intel TXT(LT) Support [Disabled]
允許您開啟或關閉 Intel Trusted Execution Technology (TXT) 功能。設
置值有:[Disabled] [Enabled]
Intel TXT(LT) Support選項需要一個信賴平臺模TPM
安裝在主板上以開
Aptio Setup Utility - Copyright (C) 2010 American Megatrends, Inc.
Advanced
Enables Legacy USB support.
AUTO option disables legacy
support if no USB devices are
connected. DISABLE option will
keep USB devices available
only for EFI applications.
USB Conguration
USB Devices
1 Mouse, 2 Hubs
Legacy USB Support [Enabled]
EHCI Hand-off [Disabled]
USB hardware delays and time-out:
USB transfer time-out [20 sec]
Device reset time-out [20 sec]
Device power-up delay [Auto]
Aptio Setup Utility - Copyright (C) 2010 American Megatrends, Inc.
Advanced
Enables Legacy USB support.
AUTO option disables legacy
support if no USB devices are
connected. DISABLE option will
keep USB devices available
only for EFI applications.
Intel Trusted Execution Technology Conguration
Intel TXT support only can be enabled/disabled if SMX
is enabled. VT and VT-d support must also be enabled
prior to TXT.
Secure Mode Extensions (SMX) Enabled
Intel TXT(LT) Support [Disabled]
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