— 75 —
5-12. IC PIN FUNCTIONS
• IC103 Mode Controller (MB90673PF-G-216-BND)
O
O
O
O
O
O
I
O
I
I
–
O
O
I
O
O
O
O
I
I
O
I/O
O
O
O
O
–
–
I
I
–
I
I
–
I
I
I
I
O
O
Function
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
Pin Name
Mute signal output to Rear power amp
Latch output to Dolby surround processor
Latch output to Tone controller
Serial clock output to Dolby surround processor
Serial data output to Dolby surround processor
Latch output to PLL
Auto–stop signal input from tuner
Mute signal output to tuner
Stereo–ID input from tuner
Serial data input from tuner
Ground
VIDEO CONTROL A signal output
VIDEO CONTROL B signal output
SIRCS input
VIDEO CONTROL E signal output
D760Z: Video inhibit signal output DE815G: Not used
Serial data output to LED driver
Serial clock output to LED driver
Input of power key
Serial data input from OSD controller (U–ART0)
Serial data output from OSD controller (U–ART0)
Serial clock input/output with OSD controller (U–ART0)
Clear signal output to FL driver
Serial data output to FL driver
Serial clock output to FL driver
Chip select output to FL driver
Ground
+5V power supply
Reference voltage input +5V (AD)
Reference voltage input 0V (Ground)
Ground
Key input 1 (AD)
Key input 2 (AD)
Ground
Key input 3 (AD)
Key input 4 (AD)
Key input 5 (AD)
AD version setting input
Volume motor control signal output
Volume motor control signal output
AC MUTE
D. LAT
T. LAT
S. CLK
S. DATA
S. LAT
AUTO STOP
T. MUTE
STEREO
IF DATA IN
VSS (D)
V–A
V–B
RM INPUT
V–E
V–INH
LED DATA
LED CLR
S. POWER
RX (SIN)
TX (SOUT)
BUSY
FL CLEAR
FL DATA
FL CLK
FL LAT
—
VCC (A)
+AVR
–AVR
GND (D)
AD KEY IN 1
AD KEY IN 2
VSS (D)
AD KEY IN 3
AD KEY IN 4
AD KEY IN 5
AD VERSION
VOL +
VOL –
Pin No.
I/O
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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