3.1
Application Circuit
8
Keyboard
Controller
KEYBOARD
Section 3 System Block Diagram
DRAM
32
UART
PRINTER
PCMCIA 0
TOUCH
PAD
SH-4/SH7709
32
32
HD64465
USB
STLC7546
Devices
DAA
ROM
32
Touch
Panel
IrDA
PS/2
Keyboard
CS4218/
CS4271/
AC97
SPEAKER
MIC
Rev. 3.0, 03/01, page 7 of 390