MSM9000B-xx OKI electronic componets, MSM9000B-xx Datasheet - Page 2

• Manufacturer Part Number: MSM9000B-xx
• Description: DOT MATRIX LCD CONTROLLER
• Manufacturer: OKI electronic componets

¡ Semiconductor
BLOCK DIAGRAM
32K/EXT
9D/16D
RESET
V
TEST
SS2, 3
V
V
V
V
V
V
V
V
V
V
V
SS1
SS4
SS5
CC2
SS6
CC1
N1
N2
XT
XT
DD
SH
SS
C2
C1
Crystal OSC
Voltage Multiplier
Circuit
Multiplier(4-fold)
Halver & Voltage
Regulator
(3/2-fold)
+
Timing
Circuit
LCD bias
(DDRAM) (456 Bits)
Display Data RAM
Common
C1-C16
Driver
16
P/S CS C/D SHT SO SI WR RD DB7-0
8
8
I/O Interface
Character Generator
(256 ¥ 5 ¥ 7 Dots)
ROM (CGROM)
Registers
Segment Driver
Shift Register
S1-S60
Latch
60
60
60
MSM9000B-xx
5
8
Gate
F/F
2/38
5