Sun Microsystems Ultra 1 Creator Series Service Manual page 188

UltraSPARC
processor
UPA processor data bus
SYSIO
ASIC
SBus
SBus slots
(2)
SCSI
FIGURE C-1
C-2 Ultra 1 Creator Series Service Manual • August 1996
P/O UPA AB 0
144
UPA data bus 72
72
BMX ASIC
FEPS ASIC
Parallel
port
TPE/
MII
System Unit or Server Functional Block Diagram
Control, Address
SC-UP
ASIC
UPA AB 1
UPA data bus64
Memory data bus 288
APC
ASIC
Mic.
Line
Serial
in
in out
ports
Headphone
Floppy drive
Data
Clock control
Data
SBus
Flash
PROM
SLAVIO
EBus
ASIC
Keyboard
and
TOD/NVRAM
mouse
DTAGs
FFB
FBC
ASIC
RAMDAC
ASIC
3DRAM
RISC
ASIC
DSIMM
(8 max.)