
1-2 EP-5BTXA-E
Pentium
processor
PIIX4
I/O Bridge
324 BGA
Graphics
Port_A
Port_B
>
Universal Serial Bus
ISA Slots
R
>
PCI Slots
>
>
PB
SRAM
TAG
<
<
Control
TAG
Contro
l
PCI BUS
Super
I/O
Serial 1
Serial 2
FDD
Printer
>
>
HOST BUS
BIOS
Flash EPROM
<
MD[63:0]
>
MTXC
HOST Bridge
324 BGA
MA[11:0]
CONTROL
Keyboard
BIOS
Figure 1-1 System Block Diagram
IDE
HDD
IDE CD-ROM
SDRAM