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3 7 63 1515 0
5-7. TUNER/TIMER MODE CONTROL PIN FUNCTIONS
(FR-128 BOARD IC180)
Pin No.
Pin Name
I/O
1
TXT RST
O
2
N.C.
—
LANC IN
3
I
(SENSOR)
LANC OUT
4
O
(SENSOR)
5
N.C.
—
6
SIRCS IN
I
7
EEP DATA
I/O
8
EEP SCL
I/O
9
SDA
I/O
10
SCL
I/O
11
FDP CS
O
12
LED CS
O
13
X-UCOM CS
O
14
N.C.
—
15
VSS
—
16
TU ENABLE
O
17
PLL CLK
O
18
PLL DATA
O
19
OSD CS
O
20
N.C.
—
TE
L 13942296513
21
ASURA RESET
O
22
ASURA CS
O
23
POWER CONT
O
24
POWER CONT
O
25
N.C
—
26
OPTION 1
O
27
OPTION 2
I
28
N.C.
—
29
OPTION 3
—
30
N.C.
—
31
N.C.
—
32
Not used
—
33
Not used
—
34
Not used
—
35
SI (TO CME)
I
36
SO (FROM CME)
O
37
SCLK
I/O
38
N.C.
—
39
N.C.
—
40
RST
I
41
VSS
—
42
XTAL
O
www
43
EXTAL
I
44
VDD
—
.
45
N.C.
—
46
N.C.
—
OSD SO
47
O
(FROM CME)
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Function
Teletext IC (ML Board IC950) reset
signal
Lanc input
Lanc output
Remote control input
I
2
C bus interface data input/output
I
2
C bus interface clock input/output
2
I
C bus interface data input/output
2
I
C bus interface clock input/output
FLD driver chip select
LED driver chip select
ML IC chip select(ML board IC902)
Ground
Tuner chip select
Tuner PLL clock
Tuner PLL data
OSD IC (MA-316 board IC660)
chip select
S/S micon (MA-316 board IC160)
reset signal
S/S micon (MA-316 board IC160)
chip select signal
Main power supply control signal
Secondary power supply control
signal
ML board IC950 enable signal
ML board IC950 busy signal
ML
Positive supply voltage
Positive supply voltage
Positive supply voltage
Serial data input
Serial data output
SCLK
System reset
Ground
Internal oscillator output for 20MHz
crystal
Internal oscillator 20MHz crystal
x
ao
input
y
Positive supply voltage
i
Serial data output
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8
Pin No.
Pin Name
48
OSD CLK
49
N.C.
50
N.C.
51
N.C.
52
N.C.
53
VDD
54
TEX
55
TX
56
VSS
57
AV LINK OUT
58
SIRCS OUT
59
N.C.
60
N.C.
61
N.C.
62
BUZZER
63
POWER FAIL
64
Not used
65
Not used
66
CGV
67
PDC DAV
68
Not used
Q Q
3
6 7
1 3
69
AV LINK IN
70
Not used
71
Not used
72
A/D0
73
A/D1
74
A/D2
75
A/D3
76
A VSS
77
A VREF0
78
A VREF1
79
A VDD
80
A/D4
81
A/D5
82
A/D6
83
Not used
84
DMS1
85
DMS2
86
AFT
87
HDET
88
VDD
89
VDD
90
VSS
91
N.C.
92
N.C.
93
N.C.
94
N.C.
95
N.C.
u163
96
N.C.
97
N.C.
.
98
N.C.
99
EEP MODE
100
0X-UCOM RST
5-4E
2 9
9 4
2 8
I/O
Function
O
Serial clock input/output
—
—
—
—
—
Positive supply voltage
Internal oscillator 32kHz crystal
I
input
Internal oscillator output for 32kHz
O
crystal
—
Ground
O
AV LINK output
O
Remote control output
—
—
—
Buzzer output/clock crystal
O
frequency division output
I
Power voltage drop detection pin
—
Positive supply voltage
—
Positive supply voltage
I
Vertical synchro detection
I
VPS/PDC acknowledge signal
—
Positive supply voltage
1 5
0 5
8
2 9
9 4
I
AV LINK input
—
Positive supply voltage
—
Positive supply voltage
I
Key pad reading
I
Key pad reading
I
Key pad reading
I
Key pad reading
—
Ground
—
Positive supply voltage
—
Positive supply voltage
—
Positive supply voltage
I
Key pad reading
I
Key pad reading
—
—
I
I
I
Ground wave tuner AFT detection
I
HDET signal input
—
Positive supply voltage
—
Positive supply voltage
—
Ground
—
—
—
m
—
—
co
—
—
—
O
EEP mode control
X-UCOM reset signal
O
(IC902 ML board)
9 9
2 8
9 9
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