Aiwa XR-DV3M Service Manual page 66

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IC, HD6412350F20
3 7 63 1515 0
Pin No.
Pin Name
________________
1
CS1ROM
________________
2
CS0ROM
3, 4
VSS
5
VCC
6-9
A0-3
10
VSS
11-18
A4-11
19
VSS
20-27
A12-19
28
VSS
29
A20
30
CODEC_ERR
____________________
31
INT_VDEC
_______________
32
HD_INT
33, 34
P67, 66
35, 36
VSS
____________________
37
INT_ADEC
38
UC18
39
VCC
TE
L 13942296513
40-43
D0-3
44
VSS
45-52
D4-11
53
VSS
54-57
D12-15
58
VCC
59
TXD0
60
TXD1
61
RXD0
62
RXD1
63
SCK0
64
SCK1
65
VSS
__________________
66
CS VDEC
67, 68
VSS
________
69
CS5
70
DREQ1
71
BASS CONT
www
72
CS_FR
________________
73
SYSRST
74
REMOCON
.
75
USCL
http://www.xiaoyu163.com
I/O
Not used.
O
Chip select output terminal for ROM.
I
GND.
I
Power input terminal. EVER 5 V.
O
Address bus output terminal.
I
GND.
O
Address bus output terminal.
I
GND.
O
Address bus output terminal.
I
GND.
O
Not used. (Address bus output terminal)
Not used.
I
Interrupt signal for AV DECODER IC.
I
Interrupt signal from LOADER.
Not used.
I
GND.
Not used.
I
Power input terminal. EVER 5 V.
I/O
Data bus input/output terminal.
I
GND.
I/O
Data bus input/output terminal.
I
GND.
I/O
Data bus input/output terminal.
I
Power input terminal. EVER 5 V.
O
Data output terminal for FL DRIVER IC serial communication control.
O
Data output terminal for LOADER serial communication control.
I
Data input terminal for FL DRIVER IC serial communication control.
I
Data input terminal for LOADER serial communication control.
O
Clock output terminal for FL DRIVER IC serial communication control.
O
Clock output terminal for LOADER serial communication control.
I
GND.
O
Chip select output terminal for AV DECODER IC.
I
GND.
O
Chip select output terminal for SRAM.
I
Data request signal from MPEG DECODER.
Not used. (Control terminal for 5.1ch)
I/O
FL DRIVER IC chip select output terminal.
x
ao
u163
O
System reset signal output terminal.
y
I
Remote control signal input terminal.
i
2
O
I
C clock output terminal for EERROM, video encoder IC.
http://www.xiaoyu163.com
2 9
8
Description
Q Q
3
6 7
1 3
1 5
co
.
-66-
9 4
2 8
0 5
8
2 9
9 4
2 8
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9 9
9 9

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