Intel D845PEBT2 driver and firmware
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Product Specification - Page 5
... 1.6 System Memory ...21 1.7 Intel® 845PE Chipset 23
1.7.1 AGP ...24 1.7.2 USB...24 1.7.3 IDE Support 25 1.7.4 Real-Time Clock, CMOS SRAM, and Battery 26 1.7.5 Intel® 82802AB Firmware Hub (FWH 26 1.8 IDE RAID Controller (Optional 27 1.9 Serial ATA Controller (Optional 27 1.10 I/O Controller ...28 1.10.1 Serial Ports 28 1.10.2 Parallel Port 28 1.10.3 Diskette Drive Controller 28...
Product Specification - Page 16
...about... The Desktop Board D845PEBT2, look under "Desktop Board Products" or "Desktop Board Support" Available configurations for the Desktop Board D845PEBT2 Processor data sheets ICH4 addressing Custom splash screens Audio software and utilities LAN software and drivers
Visit this World Wide Web site: http://www.intel.com/design/motherbd
http://support.intel.com/support/motherboards/desktop http...
Product Specification - Page 18
...El Torito
Front Panel LPC OHCI
PCI
Plug and Play
Bootable CD-ROM Format Specification
Front Panel I/O Connectivity Design Guide Low Pin Count Interface Specification
OpenHCI - Open Host Controller Interface Specification for USB
PCI Local Bus Specification
PCI Bus Power Management Interface Specification Plug and Play BIOS Specification
Version 1.0, January 25, 1995, Phoenix Technologies Limited...
Product Specification - Page 19
... SATA
SMBIOS
UHCI USB
Specification Title Preboot Execution Environment Serial ATA: High Speed Serialized AT Attachment
System Management BIOS
Universal Host Controller Interface Design Guide Universal Serial Bus Specification
Version, Revision Date and Ownership
Version 2.1, September 20, 1999, Intel Corporation.
Revision 1.0, August 29, 2001, APT Technologies, Inc., Dell Computer Corporation...
Product Specification - Page 21
...before installing or upgrading memory to avoid interference with the memory retention mechanism.
• To be fully compliant with all applicable DDR SDRAM memory specifications, the Desktop Board should be populated with DIMMs that support the Serial Presence Detect (SPD) data structure. This allows the BIOS to read the SPD data and program the chipset to accurately configure memory settings for...
Product Specification - Page 24
... 1, page 14 Table 38, page 64 Section 1.4, page 17
1.7.2 USB
The Desktop Board D845PEBT2 supports up to six USB 2.0 ports, fully supports UHCI and EHCI, and uses UHCI- and EHCI-compatible drivers.
The ICH4 provides the USB controller for all ports, as shown in Figure 4. The port arrangement is as follows:
• Two ports are implemented with stacked back panel connectors, adjacent to the...
Product Specification - Page 25
... coupling.
The IDE interfaces also support ATAPI devices (such as CD-ROM drives) and ATA devices using the transfer modes listed in Section 4.4.4.1 on page 106.
The BIOS supports Logical Block Addressing (LBA) and Extended Cylinder Head Sector (ECHS) translation modes. The drive reports the transfer rate and translation mode to the BIOS.
The Desktop Board D845PEBT2 supports Laser Servo (LS-120...
Product Specification - Page 26
Intel Desktop Board D845PEBT2 Technical Product Specification
✏ NOTE
The BIOS will always recognize an LS-120 drive as an ATAPI floppy drive. To ensure correct operation, do not configure the drive as a hard disk drive.
For information about The location of the IDE connectors The signal names of the IDE connectors IDE RAID support
Refer to Figure 14, page 61 Table 41...
Product Specification - Page 29
... Systems FW323 PCI bus-based controller provides IEEE 1394a-2000 OHCI link and PHY core functionality. The controller supports:
• IEEE 1394a-2000-compliant or IEEE 1394-1995-compliant peripheral devices • Isochronous and asynchronous data transfer • Data transfer up to 400 Mbits/sec • Peripheral hot swapping • Plug and play
The Desktop Board D845PEBT2 has one...
Product Specification - Page 30
Intel Desktop Board D845PEBT2 Technical Product Specification
1.12 Audio Subsystem
The Desktop Board D845PEBT2 includes one of the following: • 6-channel audio subsystem based on the Analog Devices AD1980 codec (described on
page 30) • 2-channel audio subsystem based on the Analog Devices AD1981B codec (described on
page 31) Both audio subsystems feature: • Split digital/analog ...
Product Specification - Page 32
Intel Desktop Board D845PEBT2 Technical Product Specification
Figure 6 is a block diagram of the 2-channel audio subsystem.
82801DB I/O Controller Hub
(ICH4)
AC '97 Link
AD1981B Audio Codec
Line In Line Out Mic In CD-ROM
OM15031
Figure 6. 2-Channel Audio Subsystem Block Diagram
For information about Upgrading the onboard audio subsystem using a CNR audio card The front panel audio connector...
Product Specification - Page 90
Intel Desktop Board D845PEBT2 Technical Product Specification
3.2 BIOS Flash Memory Organization
The Firmware Hub (FWH) includes a 4 Mbit (512 KB) symmetrical flash memory device. Internally, the device is grouped into eight 64-KB blocks that are individually erasable, lockable, and unlockable.
3.3 PCI Autoconfiguration
The BIOS can automatically configure PCI devices. PCI devices may be ...
Product Specification - Page 91
...system that supports USB, verify that Legacy USB support in the BIOS Setup program is set to Enabled and follow the operating system's installation instructions.
3.6 BIOS Updates
The BIOS can be updated using either of the following utilities, which are available on the Intel World Wide Web site: • Intel® Express BIOS Update utility, which enables automated updating while in the Windows...
Specification Update - Page 10
... desktop board, driver, or BIOS. This erratum has been previously fixed. There are no plans to fix this erratum. This erratum is either new or modified from the previous version of the document.
NO. PLANS
ERRATA
1 PlanFix Onboard Serial ATA (SATA) Hard Disk Drives (HDD) will perform slowly prior to loading the SATA driver for the Microsoft Windows* Operating System
2 Fixed Fan control defaults...
Specification Update - Page 11
Intel Desktop Board D845PEBT2 Specification Update
ERRATA
1. Onboard Serial ATA (SATA) Hard Disk Drives (HDD) Will Perform Slowly Prior to Loading the SATA Driver For the Microsoft Windows* Operating System
PROBLEM: Serial ATA HDD software operations, prior to loading Microsoft Windows SATA drivers, results in slower SATA HDD performance. IMPLICATION: If a user attempts to boot to an ...
Specification Update - Page 16
...Desktop Board D845PEBT2 Specification Update
DOCUMENTATION CHANGES
The Documentation Changes listed in this section apply to the Intel Desktop Board D845PEBT2 Technical Product Specification (Order Number C153330). All Documentation Changes will be incorporated into a future version of that specification.
1. Removed Note That Specifies USB 2.0 Support Limited to Windows 2000 and Windows...
Product Guide - Page 16
... Configurable EEPROM that contains the MAC address
LAN Subsystem Software
For LAN software and drivers, refer to the D845PEBT2 link on Intel's World Wide Web site at:
http://support.intel.com/support/motherboards/desktop
RJ-45 LAN Connector LEDs
Two LEDs are built into the RJ-45 LAN connector. Table 3 describes the LED states when the board is powered up and the LAN subsystem is operating.
Table...
Product Guide - Page 18
...
Desktop Board D845PEBT2 is only compatible with 1.5 V AGP cards. AGP is a high-performance interface for graphics-intensive applications, such as 3D graphics. AGP is independent of the PCI bus and is intended for exclusive use with graphical display devices. The AGP connector supports 1.5 V AGP 4X and 2X add-in cards.
BIOS
The BIOS provides the Power-On Self-Test (POST), the BIOS Setup program...
Product Guide - Page 45
... SATA drive is the primary drive in the system: a) With Microsoft Windows† 2000 and Windows XP, do the following:
1. As Windows Setup begins, press to specify the SATA RAID or SATA driver. 2. Press to specify an additional device. 3. Insert the floppy disk labeled SATA drivers and press . 4. If RAID has been configured in BIOS, press to select the Silicon Image Serial
ATA RAID Controller...
Product Guide - Page 51
... the Intel Flash Memory Update Utility and the ease-of use of Windows-based installation wizards. To update the BIOS with the Intel Express BIOS Update utility: 1. Go to the Intel World Wide Web site:
http://support.intel.com/support/motherboards/desktop/ 2. Navigate to the Desktop Board D845PEBT2 page and click the Express BIOS Update utility
file for the Desktop Board D845PEBT2 BIOS. 3. Download...