Philips PCL304 - Block Diagram

8.1.3 Block diagram
: — EXTERNAL BUS
enrages
Optional
U15
ie
NOT
are
ee
|
a
INT.
MODEM
8O0387SX
tN
oecenaees
eee
tee
HOD
)
7
1.
843MHZ
|
DRAM
aes
BA73
U20
INTERNAL
FDD
|
S14256
EXTERNAL
FDD
U1=U8
2s
ee oe erie Are mes al aetinn )
XD
PS/2
MOUSE
-
14.
3MHZ
97
Ug
I/O BUS
45 771 Al2
CS 55 822