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C-MOS GRAPHIC DISPLAY CONTROLLER
-TOP VIEW-
UPD72020GC-8-3B6(1/3)
IL08
40 NC
41
42
43
44
45
46
47
48
49
50
51
52 NC
NC 26
25
24
23
22
21
20
19
18
17
16
15
NC 14
(V DD =+5V)
PIN
I/O
No.
SIGNAL
PIN
I/O
No.
SIGNAL
1-
NC 19 I
WR
2 I/O
AD15/(LC2)
20 I
A0
3 O A16/(LC3)/ AT.BLINK-CLC 21 I/O
DB0
4 O A17/(CSR-LC4)/ CSR-IMAGE 22 I/O
DB1
5-
V DD
23 I/O
DB2
6-
V DD
24 I/O
DB3
7-
IC
25 I/O
DB4
8I
2xCCLK
26 -
NC
9O
DBIN
27 -
NC
10 O
HSYNC-REF
28 I/O
DB5
11 I/O VSYNC/EX.SYNC
29 I/O
DB6
12 O
BLANK
30 I/O
DB7
13 -
NC 31 -
m14 -
NC 32 -
o15 O
RAS 33 -
.c16 O DRQ/A18/(A13)/ A16 34 I
u17 I/O DACK/A19/(A14)/ A17 35 I/O
t418 I
RD 36 I/O
GND
GND
IC
LPEN/WAIT/DT
AD0
AD1
www.datasheeIC;Internally Connected, ( );When Character mode,
PIN
I/O
No.
37 I/O
38 I/O
39 -
40 -
41 I/O
42 I/O
43 I/O
44 I/O
45 I/O
46 I/O
47 I/O
48 I/O
49 I/O
50 I/O
51 I/O
52 -
SIGNAL
AD2
AD3
NC
NC
AD4
AD5
AD6
AD7
AD8
AD9
AD10
AD11
AD12
AD13(LC0)
AD14(LC1)
NC
;When Character/Graphic mix mode
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