MOSEL VITELIC
February 1996
General Description
MSu001/u001T
20" VOICE SMART
The MSu001 is a monolithic talking microcomputer that can memorize voice up to 22 seconds using
MOSEL qualified coding method(MPCM). It's an integration of traditional 4-bit microcomputer and voice
chip with minimal external components. LCD driver and miscellaneous interface are provided for
versatile applications. With more than 10K ROM/RAM inside, this chip meets every intelligent novelty.
Customer requested function and voice data will be built in by changing masks during fabrication.
Block Diagram
OSC
CAP
X1
X2
RES
VBZ/INT
CUP1,2
S1,2,3,4
M1,2,3,4
P1,2,3,4
IOB3,4
EB2
PWR
TIMER
CIRCUIT
PROGRAM
/DATA
ROM
DATA
RAM
TEST
TESTA
TESTP
TESTN
BUZZER
&
LOGICS
CPU
VOICE
DATA
ROM
LCD
COM1-3
MPCM
DECODER
CURRENT
BUFFER
BUZZER
BUFFER
C
out
V
out1
Vout2
DRIVER
SEG1-25
BAK
V
dd
1/12
Vss
0-3
PID219D 02/96