60
HCD-GT22/GT44/GT55
– PANEL Board –
IC701
NJU3427FA2
6
7
8
9
15 16 17 18 19 20
21 22 23 24 25 26
27
28
29
30
31
32
33
34
35
36
37
38
39
52
1
NC
RD4
RD5
RD6
RD7
DR12
DR13
DR14
DR15
DR16
DR17
DR18
DR19
DR20
DR21
DR22
DR23
DR35
DR34
DR33
DR32
DR31
DR30
DR29
DR28
DR27
DR26
DR25
DR24
NC
RST
TIMING/SEGMENT SELECTOR
HIGH VOLTAGE DRIVER
ADDRESS
COUNTER
DISPLAY
DATA RAM
SEGMENT
DATA LATCH
INSTRUCTION
DECODER
SERIAL
BUFFER
RESET
CIRCUIT
OSC
TIMING
COUNTER
DUTY
COUNTER
TIMING
DECODER
51
CS
50
NC
49
SI
48
SCK
47
NC
46
XT
45
XT
44
VSS
43
NC
42
VDD
41
NC
40
VFDP
14
NC
2
3
4
5
RD0
RD1
RD2
RD3
10
11
12
13
RD8
RD9
RD10
RD11
Summary of Contents for HCD-GT22
Page 22: ...22 HCD GT22 GT44 GT55 MEMO ...
Page 97: ...97 HCD GT22 GT44 GT55 MEMO ...