Block Diagram - Intel D845GLLY Using Manual

1.1.2 Block Diagram

Figure 1 is a block diagram of the major functional areas of the Desktop Boards.
= connector or socket
Primary/
Secondary IDE
µPGA478
Processor Socket
VGA Port
DIMM Banks (2)
PCI Slot 1
PCI Slot 2
PCI Slot 3
PCI Slot 4
*
For specific information on this feature, refer to the Product Supplement Document for your Desktop Board.
UDMA 33 and
ATA-66/100
System Bus
(400 MHz)
Intel 82845GL
Graphics and AHA
Memory Controller Bus
Hub (GMCH)
Display
Interface
Memory Bus
SMBus
PCI Bus
SMBus
Figure 1. Block Diagram
USB
LPC Bus
I/O
Controller
SMBus
LPC
Bus
Intel 82801DB
I/O Controller Hub
(ICH4)
CSMA/CD
Unit
Interface
Physical
Layer
AC Link
Interface*
STAC9750/66
Audio Codec
Product Description
Back Panel /
Front Panel
USB Ports
Serial Ports
Parallel Port
PS/2 Mouse
PS/2 Keyboard
Diskette Drive
Connector
4 Mbit
Firmware Hub
(FWH)
Intel 845GL Chipset
LAN
*
Connector
Line In
Line Out
Mic In
Auxiliary Line In
CD-ROM
OM14187
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