Lsi Block Diagram - Casio QT-6100 Service Manual

8-2. LSI BLOCK DIAGRAM

SH BUS
80Mhz
CPU
PCI BUS
SH-4
33Mhz
SH-7751R
240MHz
(IC26)
SERIAL I/F
3.3V
SERIAL I/F
BUFFER
(IC8, 13, 17)
SDRAM
256MB
(IC12)
LCDC IC
(IC45)
I/O
CONTROLLER
5V
78K4
12.5MHz
(IC44)
— 48 —
BUFFER
(IC4, 5, 6, 7)
GA
(IC14)
FROM
128MB
(IC1)
SVGA
TFT PANEL
(12.1inch)
BUZZER
DRAWER DRIVE x 2
COMPULSORY SW x 2
LOAD x 2
CLOCK x 2
DATA x 2
ISDN(MODEM)PORT
RS232C × 1
(COM1)
CF CARD
SLOT
RS232C
(COM1~3)
10M/100MBASE
Ethernet EEP
LAN
IC ROM
PORT
(IC28) (IC35)
RTC
(IC19)
TOUCH
PANEL
DISPLAY
ON/OFF
SW
INIT SW
DRAWER
PORT
X 2
SOFT
WARE
KEY
DALLAS
(OPTION)
KEY
MCR (OPTION)