NT3881D ETC-unknow, NT3881D Datasheet - Page 4

• Manufacturer Part Number: NT3881D
• Description: Dot Matrix Lcd Controller And Driver
• Manufacturer: ETC-unknow

Block Diagram
DB7~DB4
DB3~DB0
OSC1
GND
VDD
OSC2
V1
V2
V3
V4
V5
RS
R/W
E
4
4
BUTTER
I/O
7
8
8
INSTRUCTION
REGISTER
REGISTER
DATA
BUSY
FLAG
(DR)
(BF)
(IR)
8
INSTRUCTION
DECODER
7
GENERATOR
ADDRESS
COUNTER
CHARACTER
8
5
64 X 8 BITS
(CG RAM)
RAM
7
7
4
PARALLEL-TO-SERIAL
COURTER
ADDRESS
CUR50R
CONVERTER
7
GENERATOR
TIMING
GENERATOR
CHARACTER
5
7
(CG ROM)
DISPLAY DATA
80 X 8 BITS
ROM
7
(DD RAM)
8
RAM
8
CONTROLLER
CURSOR
/BLINK
40-BIT SHIFT REGISTER
REGISTER
CIRCUIT
LATCH
40-BIT
16-BIT
SHIFT
40
16
SEGMENT
COMMON
SIGNAL
DRIVER
DRIVER
SIGNAL
NT3881D
16
40
3
V2.4
M
CL1
CL2
COM16
D
SEG40
COM1
SEG1
|
|