HP XM600 - Kayak - 128 MB RAM Technical Reference Manual page 56

ICH SMBus Master
Controller
2 System Board
The Input/Output Controller Hub (82801AA)
PCI slot 5, thus supporting Alert-On LAN (AOL).
•
ICH SMBus Master Controller 16 kHz maximum.
•
MaxiLife for hardware management, bus master controller.
•
RIMM serial EEPROM.
•
Hardware Monitoring ASIC.
•
The ICH provides an intelligent processor-to-SMBus controller. All access
performed to the SMBus is done through the ICH SMBus interface.
Typically, the processor has access to all the devices connected to the
SMBus.
56
Intel Pentium III
Processor
820 Memory
Controller Hub
(MCH) 82820
HUB LINK 8
(266 MB/s data
transfer rate)
I/O Controller Hub I/O Controller Hub
(ICH) 82801AA (ICH) 82801AA
IDE PCI Bridge
Controller
2 x USB
Controller
SM Bus
DMA
Controller
Controller
MaxiLife
Monitoring
Chip
Serial
EEPROM
Host (also called FSB)
two-way Bus
100/133 MHz,
Fans
LCD
Status
Panel