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6. Block Diagram
6-1 Video ControllerBlock Diagram
6-1
22
ADDR(0:31)
29LV160
16Mbit Flash Memory
Mask Font ROM
K3P5V1000D-GC,High
ROM
29LV160
16Mbit Flash Memory
Mask Font ROM
K3P5V1000D-GC,Low
DATA(0:31)
32
SPGPi
3
nFSYNC
4
ACK*, BUSY,
SELECT, ERROR,
FAULT*
SELIN*
STROBE*
AUTOFD*
INI*
PD(0: 7 )
EIRQ(0:3)*
4
nIOCS(0:5)*
6
CPU
POWER PC
PPC603ei
166MHz
32
Regulator
2.7V
RCS(0:3)
4
nWAIT
nWR
INT*
nRD
2
Centronics
Connector
PA N E L 8P in
3
Engine I/F Connector
38
Engine Controller B'd
100PIN DIMM
OP Panel
74HCT273
D Flip-Flop
DATA(0:7)
8
IOCS0
6
0
P
i
n
N
e
t
w
o
r
k
C
o
n
n
e
c
t
o
r
OPTION
Network
Card
ADDR(2:18)
DATA(16:31)
nWAIT
nRD
nWR
TT1
BRDIN*
IOCS1
IOCS2
EIR Q 2
Computer
TS*, TT1,nTSBT,TSIZ(0:2)
SYSCLK
nTA,RST*,INT*,nTS,n BG
21
ADDR(2:22)
A20
System clock
11.1MHz(OSC)
FS781
Frequency
Scaling EMI
Attenuator
RESET*
C7733
Supply Voltage
Supervi sor
DATA(0:31)
RD_FL ASH*
WR_FLASH1,2,3
Video-Clock
61.23307M Hz
VCLK*
74F32
nWR
F_W R_E
74F04
32
Memory Data Bus
11
MemoryAddressBus
14
SDRA M_CAS,SDRA M_RA S,
BA0*,BA1*,SDRAM_WE*,
SDRAM_CS(0:1),SDQM(0:3),
SD_CLK(1:2) ,CL KE
64Mbit SDRAM
K4S641632C
SDRA M
64Mbit SDRAM
K4S641632C
DRAMA(0:11)
DRAMD(0:31)
100PIN DIMM
74ACT245
Transceiver
93C66
4Mbit
Se ri al
EEPROM
3
5
THV_PWM *,MHV_PWM*,
DEV_PWM,THVEN*,
LD ON*, PMOT O R* ,
LSUCLK,nVIDEO*
To
HVPS
&
LSU
LREADY*,LSYNC*
32