Introduction
ROBO-638 User’s Manual
1-8
CPU Bus
AGP
PCI Bus
ULTRA 33 Dual Channel
IDE Bus Master
XD Bus ISA Bus
CNTL
XD Bus
SD Bus
ISA Bus
ISA Bus
ISA Bus
Figure 1-1 ROBO- 638 System Block Diagram
PENTIUM II/III
PROCESSOR
(SLOT 1)
82443BX
( 492 BGA )
MEMORY
4 SDRAM DIMM
82371EB
( 324 BGA )
IDE 1
IDE 2
BIOS
RTC
BUFFER
DISK-On-Chip
CKBF
CLOCK BUFFER
TWO USB PORTS
BUFFER
LOGIC
WDT
SUPER I/O
W83977ATF
(128 PQFP)
2UART/LPT/FDD/IR
GTL
TERM.
CK100
CLOCK GENERATOR
1
2
KEYBOARD
MOUSE
3
4
ATI 3D
RAGE PRO
VGA DISPLAY
SYSTEM MONITORING
AIC-7890A
ULTRA-2 SCSI
Intel 82558B
10/100BASE-T