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SA-VK725DEE
24 Terminal Function of IC
24.1. IC2818 (C2CBJG000653) System Microprocessor
Pin No.
Mark
1
ST_SW
2
OP/CL_REV
3
OP/CL_FWD
4
OPEN_SW
5
POSITION
6
N.C.
7
N.C.
8
BYTE
9
CNVSS/EFP_CNVSS
10
XCIN
11
XCOUT
12
RESET/ERP_RESET
13
XOUT
14
VSS
15
XIN
16
VCC
17
NMI
18
RMT
19
SYNC
20
Up/Down R
21
Change SW
22
BOTTOM SW
23
UP/DOWN F
24
S.Surr IC_CLK
25
S.Surr IC_DAT
26
PLL_CE
27
TU-SD
28
TU_ST/DO
29
PLL_DA
30
PLL_CK
31
EFP_TxD1
32
EFP_RxD1
33
EFP_SCLK
34
EFP_BUSY
35
DVD_CMD
36
DVD_STA
37
DVD_CK
38
EDA
I/O
Function
I
Stock Switch of Changer
O
Reverse control signal for
OPEN/CLOSE motor
O
Forward control signal for
OPEN/CLOSE motor
I
Signal
from
tray
OPEN
Switch
I
Signal
from
of
Position
Detection sensor
-
No Connection
-
No Connection
I
VSS (GND)
-
FLASH MODE TERMINAL
(Connected to Ground) via
10 kΩ
-
SUB CLOCK INPUT
(32.768 kHz)
-
SUB CLOCK OUTPUT
(32.768 kHz)
I
SYSTEM RESET INPUT
(ACTIVE L)
-
MAIN CLOCK OUTPUT
(10 MHz)
-
GND (0V)
-
MAIN CLOCK INPUT
(10 MHz)
-
POWER SUPPLY (5V)
I
CONNECT
TO
VCC,
EXTERNAL
INTERRUPT
I/P
I
REMOCON INPUT
I
AC
FAILURE
DETECT
INPUT
O
Changer Motor 2 Reverse
Control
I
Changer Change Switch
I
CHANGER
BOTTOM
SWITCH
O
Changer Motor 2 Forward
Control
O
Clock
signal
for
super
surround IC
O
Data
signal
for
super
surround IC
O
PLL Chip Select
I
SIGNAL DET Input from
Tuner
I
Tuner IF Data/Stereo Input
O
PLL DATA - DI INPUT of
Tuner
O
Clock Signal for the PLL
Tuner
O
Transmit signal for flash
micro-p
O
Receive signal for flash
micro-p
O
Clock signal for flash micro-
p
O
Busy signal for flash micro-p
O
CMD signal for the DVD
Module
I
STATUS signal from the
DVD Module
I
CLK signal for the DVD
Module
O/I
DATA
Signal
for
the
EEPROM
Pin No.
Mark
39
ECLK
40
ECS
41
EFP_EPM
42
FLD_RST
43
FLD_CS
44
FLD_DA
45
FLD_CK
46
EFP_CE
47
Wide1
48
ASP_DA
49
ASP_CK
50
DVD_MUTE
51
DivX_EN
52
KA_LAT
53
KA_DAT
54
KA_CLK
55
MUTE_L
56
MUTE_H
57
HP_MUTE
58
MUTE_C
59
MUTE_SR
60
SUB_MUTE
61
MUTE_A
62
VCC
63
N.C.
64
VSS
65
SP_A
66
SP_B
67
SP_C
68
DVD_PCT
69
DC_DET
70
PCONT
71
REC
72
Half1
73
Mode1
74
MOTOR
75
JOG_B
76
JOG_A
77
DMT
78
DECK1_H
79
PLUNGER 1
80
PLUNGER 2
122
I/O
Function
O
CLOCK
Signal
for
the
EEPROM
O
CHIP SELECT Signal for
the EEPROM
O
For Flash
O
Reset Signal for the FL
DRIVER
O
Latch Signal for the FL
DRIVER
O
Data
input
for
the
DRIVER
O
Clock Signal for the FL
DRIVER
O
For Flash
O
S-Video output control
O
DATA signal for 6ch VOL
ASP
O
CLOCK signal for 6ch VOL
ASP
I
Signal from DVD module
control mute circuit
I
DivX_EN
O
Karaoke Latch
O
Karaoke Data
O
Karaoke Clock
O
Mute control of Line Out
O
HIC MUTE
O
Head Phone Mute signal
O
Port for Mute control of
Center
O
Port for Mute Control of
SL/SR
O
Subwoofer Mute Signal
O
Mute Control for FL/FR
-
Power Supply 5.0V
-
No Connection
-
Ground (0V)
O
Control Speana IC's port A
O
Control Speana IC's port B
O
Control Speana IC's port C
O
Control Signal for the Power
for the DVD MODULE
I
Signal
from
the
DC
Detection circuit
O
Control Signal for the Power
Control Relay
O
Deck Recording Control
(Recording = L)
I
Half
switch
signal
from
DECK1
I
Mode switch signal from
DECK1
(L=OFF; H=ON)
O
Deck Motor Control
(L=OFF; H=ON)
I
Signal B from Volume JOG
I
Signal A from Volume JOG
O
Deck
Mute
at
mecha
Transition
(L=Mute Off; H=MUTE On)
I
Stock Switch of Changer
O
Deck 1 Plunger Control
(L=OFF; H=ON)
O
Deck 2 Plunger Control
(L=OFF; H=ON)
FL
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