W536030P Datasheet, PDF (5/14 Pages) Winbond – VOICE & MELODY CONTROLLER

3. BLOCK DIAGRAM
W536030P/060P/090P/120P
Data RAM
1K* 4Bit
ROM
8K*20Bit
PC
S TA(8C K
Levels)
ACC
ALU
Special Register
IEF HEF PEF
HCF
FLAG1
LPX0
SPC
PM
0
LPX1
MLD
MR
0
LPX2
LPX4 LPX5 LPY0
EVF
FLAG0
PSR0
LPX3
LPY1
TONE
PORT RA
PORT RB
PORT RC
PORT RD
PORT RE
PORT RF
PORT RG
PORT RH
SPC_busy
SPC_play
LPXY
Shared_ROM Data
Speech
MDPCM
core
P a r a lle l
to
Serial
RA0~3
RB0~3
RC0~3
RD0~3
RE0~3
RF0~3
RG0~3
RH0~3
ADDR
CLK
DATA
VDDA
ROSC
VSSA
Timer 0
(8 Bit)
Watch Dog Timer
(18/14 Bit)
Timer 1
(8 Bit)
Interrupt ,Hold
& Stop Control
MLD_busy
Voice ROM
(1M /2M/3M/4M
bits)
M L D _ p la y
D iv id e
(14/r10 Bit)
Timing Generator
Dual Tone
M e lo d y
(1K notes)
P W M /D A C
M ix
Block
VSSP
P W M 1/D A C
PWM2
VDDP
VDD
VSS
TEST
RES
XIN XOUT X32I X32O
Publication Release Date: May 21, 2003
-5-
Revision A4