1-10
Introduction
System Architecture
The Endeavor Plus provides a highly integrated system solution. The latest system architecture
of the Endeavor Plus includes two main VLSI chips, 82810E GMCH (Graphics and Memory
Controller Hub), and 82801AA ICH (I/O controller hub) to support Celeron and Pentium III
processors, SDRAM, 3D graphics display, PCI bus interface, APM, ACPI compliant power
management
1
, USB port, SMBus communication, and Ultra DMA/33/66 IDE Master. The
onboard super I/O chip, W83627HF, supports a PS/2 keyboard/mouse, two UARTs, FDC,
Hardware Monitor, Parallel Port, Watchdog Timer, and Infrared interface. In addition, two
onboard devices (such as SCSI and LAN) give the user a more flexible and reliable application
in a highly integrated environment.
The CPU socket adopts the Socket 370 type to support high availability, reliability, and easy
operation in general industry applications.
The 82810E Hub provides an integrated memory controller and graphics capability
(Direct AGP). To deliver AGP class graphics performance to computers at a reduced cost. It
dynamically allocates and de-allocates system memory for complex 3D textures, preserving the
benefits of standard AGP add-in solutions. Its 64-bit AGTL+ based host bus interface,
optimized 64-bit DRAM interface supports two 3.3V DIMMs at the maximum bus frequency
of 100 MHz. The 32-bit PCI bus interface supports four PCI masters for external backplane
support.
The 82801AA Hub employs the Accelerated Controller Hub architecture which makes a direct
connection from the graphics and memory to the IDE controllers, the Dual USB ports, and the
PCI cards. It supports two-channel dedicated Ultra DMA-33/66 IDE master interfaces, full
Plug-n-Play compatibility, APIC (Advanced Programmable Interrupt Controller) interface, and
internal real-time clock (RTC) to maintain the time and date of a system. It also supports a two-
port USB (Universal Serial Bus) interface and PCI 2.1 Compliance operation. The Hub fully
supports Operating System Directed Power Management via the Advanced Configuration and
Power Interface (ACPI) specification. It is also linked via the Firmware Hub Link bus to
82802AB Firmware Hub to support BIOS read/write access. Through the PCI bus, the
PC87200 PCI-to-ISA bridge is built as a highly integrated PCI-to-ISA bridge solution for the
best industry applications.
1 This option is available with Omnix backplanes only. This option must be disabled in 7000, 8000, and 9000
Series systems.
Содержание Endeavor Plus 810E
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Страница 106: ...Appendix A WDT Programming Contents General Description A 3 Related CR for WDT Programming A 5 WDT Programming Guide A 6...