MSC7128 Datasheet, PDF (2/27 Pages) OKI electronic componets – 5 x 7-Dot Character x 16-Digit Display Controller/Driver

V_DD
DA
CS
CP
RESET
OSCI
OSCO
TEST
STEP
TEST
COUNT
V_SS
SEG
RAM
LATCH
PLA
LATCH DRIVER
8-BIT
SHIFT REGISTER
CS
8
DISPLAY
DATA
BUFFER
8
8
CHARACTER
7 ^GENERATOR 35
36
8BITS ¥
b0-7 _{16 WORDS}
35 ¥ 128 BITS
SEG1
SEG2
SEG34
SEG35
CP
RESET
COMMAND
3
DECODER
5
b4-6 R L
LR
fW RAMPC fR
4 _RESET
W/R
ADDRESS
SELECTOR
ROM ROM
PC1 PC2
L R S OE
LT
RESET
fSEG
DECODER
COM
DRIVER
LATCH
SEG36
COM1
COM2
OSC
TIMING
CONTROL
GENERATOR _CP
4
4
4
b0-3
4
4 16
WRITE
READ
RESET
CS
RESET
W.A.C. LOAD
W.A.C. COUNT
ADDRESS
COUNTER
ADDRESS
COUNTER
W.A.C. COUNT
RESET
fDIG
COM14
COM15
OE
COM16
4
RESET
D.G
LOAD
b0-3
DUTYCYCLE REGISTER
4
b0-3
R
D.G
4 RESET ^LOAD
b0-3
DIGIT
COUNT
REGISTER
RESET
A=B 4
A
B
ADDRESS
COMP
V_EE
DUTYCYCLE
COUNTER
DUTY AND
BLANK
BLANK
DUTY AND BLANK
GENERATOR
RESET