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System Introduction 1-43
1.7.2 System Bus Block Diagram
970T SYSTEM BLOCK DIAGRAM
430TX
SYSTEM
CONTROLLER
HOST BUS
L2 CACHE
32KX32
MD[0..63]
MA[0..13]
EDO/SDRAM
2, 4, 8MX64
2 BANKS
DIMCLK(60/66MHz)
PCI BUS
14.318MHz
INTEL
CPU
CLOCK
GEN.
IMICS651
HCLK(60/66MHz)
PCICLK(30/33MHz)
USB(48MHz)
IDE
CD
PIIX4
PCI TO EIO BRG
IDE,USB, RTC
USB
VIDEO CTRL
NM2160
CARDBUS
CTRL
PD6832
ZV
DOCKING
10 Mbps
Ethernet
CRT LCD
EIO BUS
16 MHz
SMC
83C552
24 MHz
14.318MHz
KBC
80C51SL
Flash
BIOS
AUDIO
NMA1
SUPER I/O
NS388
RTC 32.768KHz
SIO PIO FDD FIR
KeyBoard, Mouse
Touch Pad
MMO MODULE
Figure 1-14 System Bus Block Diagram