W53300 Datasheet, PDF (3/9 Pages) Winbond – 16Voice/Melody/LCD Controller(View TalkTM Series)

W53300/W53320
BLOCK DIAGRAM
SEG0 to SEG47 COM0 to COM31 V2 ~ V6
VDD2 VDD3 _{DH1, DH2}
RAM
(896*4)
ROM
(16K*20)
LCD DRIVER
ACC
ALU
VLCD PUMP CIRCUIT
PORT RA
PORT RB
PC
STACK
(8 Levels)
Special Register
IEF HEF PEF
MLDH
HCF EVF
PSR0 PM0
LUP0 LUP1
FLAG1 FLAG0
MR1 SPCH
LUP2 LUP3
LUC RP0L RP0M RP0H
.. . .
PORT RD
PORT RC
TONE
PORT RE
SPC_busy
SPC_busy
Speech
(384Kbit ROM)
Timer 0
(8 Bit)
Watch Dog Timer
(18/14 Bit)
Timer 1
(8 Bit)
Divider
(14/10 Bit)
Interrup & Hold
Mode Release
MLD_busy
MLD_play
Dual Tone
Melody
(1K*22 ROM)
Timing Generator
XIN XOUT X32I X32O
VDD
TEST
RA0~3
RB0~3
RD0~3
RC0~ 3
RE0 to 3
LED1
LED2
ROSC
PWM1
PWM2
VSS2
VDDP
VSS1
RES
Publication Release Date: March 1999
-3-
Revision A2