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Pin
Port
Description
No.
98 S LED
Security LED control
output
99 PANEL IN
PANEL detect
100 EP CS(NC)
No Connection
10.2. Display Block
(I/O)
(V)
FM
AM CD
O
0
0
5
Pin
No.
I
5.2
5.2 5.2
1
-
-
-
-
2
3
4
5
6
7
8
9
10
11
12
13
14
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
40
41
42
43
44
45
46
47
48
49
50
51
52
9
IC900 C2CBJH000095
Port
Part Name & Description
A18
FLASH A17
A19
FLASH A18
A20
FLASH A19
NC
No Connection
NC
No Connection
NC
No Connection
A0
LCD driver data or command
distinction
A1
FLASH A0
VSS
Ground potential
A2
FLASH A1
A3
FLASH A2
A4
FLASH A3
A5
FLASH A4
A6
FLASH A5
A7
FLASH A6
A8
FLASH A7
A9
FLASH A8
A10
FLASH A9
A11
FLASH A10
A12
FLASH A11
VCC
Positive
power
terminal
A13
FLASH A12
A14
FLASH A13
A15
FLASH A14
SUB SI UP SO
MAIN-u-com communication
data input and external flash
rewritting
SUB SO/UP SI
MAIN-u-com communication
data output and external
flash rewritting
UP CLK
External flash rewritting
switch
NC
No Connection
FLASH RESET
FLASH reset control output
KS1
Key scan signal 1 output
NC
No Connection
NC
No Connection
AVCC
Positive power supply for A/D
converter
AVRH
A/D converter standard
voltage input
AVSS/AVRL
A/D converter ground
potential
TH DETECT
Temperature detection input
KS2
Key scan signal 2 output
KS3
Key scan signal 3 output
NC
No Connection
VSS
Ground potential
KI5
Key return signal 5 input
KI4
Key return signal 4 input
KI3
Key return signal 3 input
KI2
Key return signal 2 input
NC
FLASH writing program
starter
NC
FLASH writing program
starter
MD0
Mode setting terminal
MD1
Mode setting terminal
MD2
Mode setting terminal
S W U REQ
SUB-u-com wake up request
ROTARY.1
Rotary encoder signal 1(VOL
UP)
ROTARY.2
Rotary encoder signal 2 (VOL
DOWN)
CQ-C7402W
I/O
(V)
O
1.5
O
1.7
O
1.3
-
-
-
-
-
-
O
1.3
O
0.3
-
0
O
0.4
O
0.4
O
0.4
O
1.3
O
0.4
O
0
O
1.3
O
0
O
0
O
1.5
O
1.7
supply
-
3.5
O
1.4
O
1.6
O
1.7
-
0.5
O
1.8
I
3.5
-
-
O
3.5
I
0
-
-
-
-
-
3.5
-
3.5
-
0
I
1.3
I
0
I
0
-
-
-
0
I
0
I
0
I
0
I
0
I
0
I
3.5
I
3.5
I
3.5
I
0
INT
3.0
I
2.5
I
2.5
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