System Block Diagram - Abit PX5 User Manual

Introduction of PX5 Features
®

System block diagram

Host BUS
Second Level
Cache
CACHE
(SRAM)
TAG
PCI BUS
Fast
IDE
CD ROM &
Hard Disk
ISA BUS
Serial
Pentium
Ctrl
MTXC
Tag Ctrl
TIO[0..7]
USB
1
PIIX4
Universal Serial Bus
Winbond
W83977
Fig. 1-2 System block diagram
Processor
3.3V
Addr
Ctrl
Control
Address/Data
USB
2
ISA Device(s)
LPT
FDC
1- 5
Control
Address
Data
Main
Memory
(DRAM)
PCI Device(s)