17
F-208
• The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.
7.1 IC
7. GENERAL INFORMATION
•
Pin Function
PDG231A (DISPLAY ASSY : IC301)
• System Control IC
No. Name
I/O Description
1
TUNED
I
TUNE indicator signal input
2
SR
I
SR signal input
3
STEREO
I
STERO indicator signal input
4
FM+
O
RDS decoder ON/OFF (VDD ON/OFF)
5
T.MUTE
O
TUNER mute control output
6
PLL DO
I
PLL IC data input
7
PLL CE
O
PLL IC serial control chip enable output
8
PLL CK
O
PLL IC serial control clock output
9
PLL DA
O
PLL IC serial control data output
10
NC
-
-
11
NC
-
-
12
NC
-
-
13
NC
-
-
14
NC
-
-
15
NC
-
-
16
NC
-
-
17
KEY IN1
I
Keyscan input
18
KEY IN2
I
Keyscan input
19
KEY IN3
I
Keyscan input
20
KEY IN4
I
Keyscan input
21
KEY IN5
I
Keyscan input
22
NC
-
-
23
NC
-
-
24
NC
-
-
25
MUTE
O
MUTE control output
26
AC RY
O
AC power relay ON/OFF
27
NC
-
-
28
ENCORDER1
I
Encorder data input
29
ENCORDER2
I
Encorder data input
30
RST
-
Reset input
31
EXTAL
-
Oscillator pulses
32
XTAL
-
(8MHz)
33
Vss
-
GNDD
34
NC
-
-
35
NC
-
-
36
NC
-
-
37
NC
-
-
38
FLSeg1
O
Segment indication output
39
FLSeg2
O
Segment indication output
40
FLSeg3
O
Segment indication output
No. Name
I/O Description
41
FLSeg.4
O
Segment indication output
42
FLSeg.5
O
Segment indication output
43
FLSeg.6
O
Segment indication output
44
FLSeg.7
O
Segment indication output
45
FLSeg.8
O
Segment indication output
46
FLSeg.9
O
Segment indication output
47
FLSeg.10
O
Segment indication output
48
FLSeg.11
O
Segment indication output
49
FLSeg.12
O
Segment indication output
50
FLSeg.13/KO5 O
Segment indication output / Keyscan output
51
FLSeg.14/KO4 O
Segment indication output / Keyscan output
52
FLSeg.15/KO3 O
Segment indication output / Keyscan output
53
FLSeg.16/KO2 O
Segment indication output / Keyscan output
54
FLSeg.17/KO1 O
Segment indication output / Keyscan output
55
FLSeg.18
O
Segment indication output
56
FLSeg.19
O
Segment indication output
57
FLSeg.20
O
Segment indication output
58
FLSeg.21
O
Segment indication output
59
FLSeg.22
O
Segment indication output
60
FLSeg.23
O
Segment indication output
61
FL Grid.1
O
Grid FL indication output
62
FL Grid.2
O
Grid FL indication output
63
FL Grid.3
O
Grid FL indication output
64
FL Grid.4
O
Grid FL indication output
65
FL Grid.5
O
Grid FL indication output
66
FL Grid.6
O
Grid FL indication output
67
FL Grid.7
O
Grid FL indication output
68
FL Grid.8
O
Grid FL indication output
69
FL Grid.9
O
Grid FL indication output
70
FL Grid.10
O
Grid FL indication output
71
VFDP
O
- 27V
72
VDD
-
+5.0V
73
NC
-
-
74
SELECT1
I
Model type select input
75
SELECT2
I
Model type select input
76
NC
-
-
77
NC
-
-
78
WAKE UP
I
WAKE UP AC pulse input
79
RDS CK
I
RDS clock input
80
RDS DA
I
RDS data input
