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No.
Symbol
51
MARKET1
52
MARKET2
53
MARKET3
54
AUTOADJ
55
NC
I
71
72
VSS
73
NC
I
80
81
VDD
82
NC
I
91
92
PAUSE
93
DAVN
94
TEST/VPP
95
RDS SDA
96
RDS SCL
97
IIC SCL
98
IIC SDA
99
TUNER ON(NC)
100
FM/AM
UPD78F9026 :
IC405
No.
Symbol
1
SEARCH GREEN
2
KI4
3
KI3
4
KI2
5
KI1
6
KI0
7
KS4
8
KS3
9
KS2
10
KS1
11
KS0
12
NC(GND)
13
GND
14
XTAL2(5MHz)
15
XTAL1(5MHz)
16
GND
17
VDD
18
/RESET
19
2LIGHTING (GRN)
20
2LIGHTING (AMB)
21
BLACK OUT
22
F-SCK
I/O
I
Area set up terminal.
I
Auto adjustment start signal terminal of FM/AM TUNER. (L:start)
-
No connect terminal.
-
GND terminal.
-
No connect terminal.
-
Power supply terminal.
-
No connect terminal.
I
Audio signal detect terminal. (L:Blank)
I
Data available input terminal of RDS Decoder.
-
GND terminal.
I/O Data input/output terminal to RDS Decoder.
O
Clock output terminal to RDS Decoder.
O
I2C clock output terminal to TUNER-IC(TDA7511).
I/O I2C data input/output terminal to TUNER-IC(TDA7511).
-
No connect terminal.
O
FM/AM power supply switching terminal. (L:FM)
I/O
O
Control signal output terminal for SEARCH KEY lighting LED. (GREEN)
I
Key Matrix input terminal.
O
Key Matrix output terminal.
-
GND connect terminal.
-
GND terminal.
I
Crystal OSC connect terminal for main system clock OSC.
-
GND terminal.
-
Power supply terminal.
I
System RESET input terminal.
O
Green LED control signal output terminal for Key lighting.
O
Amber LED control signal output terminal for Key lighting.
O
LED control signal output terminal for LCD backlight.
I
Clock output signal input terminal from MAIN u-COM.
- 41 -
Terminal Description
Terminal Description
CDA-9831R
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