CDA-9831R
No.
Symbol
I/O
Terminal Description
51
MARKET1
52
MARKET2
53
MARKET3
54
AUTOADJ
I
Auto adjustment start signal terminal of FM/AM TUNER. (L:start)
55
I
71
72
VSS
-
GND terminal.
73
I
80
81
VDD
-
Power supply terminal.
82
I
91
92
PAUSE
I
Audio signal detect terminal. (L:Blank)
93
DAVN
I
Data available input terminal of RDS Decoder.
94
TEST/VPP
-
GND terminal.
95
RDS SDA
I/O
Data input/output terminal to RDS Decoder.
96
RDS SCL
O
Clock output terminal to RDS Decoder.
97
IIC SCL
O
I2C clock output terminal to TUNER-IC(TDA7511).
98
IIC SDA
I/O
I2C data input/output terminal to TUNER-IC(TDA7511).
99
TUNER ON(NC)
-
No connect terminal.
100
FM/AM
O
FM/AM power supply switching terminal. (L:FM)
No.
Symbol
I/O
Terminal Description
1
SEARCH GREEN
O
Control signal output terminal for SEARCH KEY lighting LED. (GREEN)
2
KI4
3
KI3
4
KI2
5
KI1
6
KI0
7
KS4
8
KS3
9
KS2
10
KS1
11
KS0
12
NC(GND)
-
GND connect terminal.
13
GND
-
GND terminal.
14
XTAL2(5MHz)
15
XTAL1(5MHz)
16
GND
-
GND terminal.
17
VDD
-
Power supply terminal.
18
/RESET
I
System RESET input terminal.
19
2LIGHTING (GRN)
O
Green LED control signal output terminal for Key lighting.
20
2LIGHTING (AMB)
O
Amber LED control signal output terminal for Key lighting.
21
BLACK OUT
O
LED control signal output terminal for LCD backlight.
22
F-SCK
I
Clock output signal input terminal from MAIN u-COM.
I
Crystal OSC connect terminal for main system clock OSC.
No connect terminal.
I
Key Matrix input terminal.
O
Key Matrix output terminal.
I
Area set up terminal.
NC
-
No connect terminal.
NC
-
No connect terminal.
NC
-
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