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KDC-CMP21V
MICROCOMPUTER'S TERMINAL DESCRIPTION
SYSTEM MICROPROCESSOR : 784214AGC-204 (X32: IC2)
Pin No.
Pin Name
1
PON
2
NC
3
/MSTOP
4
PARK SW
5
NTSC/PAL
6
RST
7
/MUTEIN L
8
/MUTEIN R
9
VDD
10
X2
11
X1
12
VSS
13,14
XT2,XT1
15
/RESET
16
NC
17
MGSW
18
EJSW
19
COMMSW
20
NC
21
CH-CON
22
BUDET
23
AVDD
24
AVREF0
25
HOT
26
LPS
27
LOESW
28
NC
29
TOFF
30
SRVSEL
31
SLNSA
32
ADJSEL
33
AVSS
34,35
NC
36
AVREF1
37~39
NC
40
DATAH
41
DATAC
42
HCLK
43
REQC
44
CHMUTE
45
/MUTE L
4
I/O
O
Power control output terminal (L : AVR power ON)
O
NC (open)
O
Mechanism stop signal output terminal (L : Mechanism stop, H : NORMAL)
I
Parking SW detect input terminal (H : Monitor ON, L : Monitor OFF)
I
NTSC/PAL select terminal (H : PAL, L : NTSC)
O
Servo IC reset signal output terminal (L : Reset)
I
Lch muting signal input terminal (L : Muting ON)
I
Rch muting signal input terminal (L : Muting ON)
-
BU5V (for ADC)
-
X'tal 12.5MHz
-
X'tal 12.5MHz
-
GND
-
NC
I
Reset signal input terminal (L : Reset)
-
NC
I
Magazine in SW input terminal (H : Magazine pack in)
I
Eject SW input terminal (H : Eject SW ON)
I
Select for OLD or NEW 5L line system control
-
NC
I
Changer control for Head unit (H : System ON)
I
Backup line voltage detect input terminal (H : Momentary power down)
-
VDD for A/D converter (BU5V)
I
Vref for A/D converter (Sys 5V)
I
Rise in temperature detect input terminal (Detect level : 4V (90°C))
I
Mechanical deck position detect input terminal
I
Loading in SW input terminal (L : Loading complete)
-
NC
I
Tracking OFF mode detect terminal (H : Tracking OFF)
I
Servo active mode terminal (No mechanism movement, H : Servo active mode)
I
SLED non-sensitive area ON/OFF terminal (L : Seld non-sensitive ON)
I
Servo automatic adjustment ON/OFF terminal (L : Servo adjustment ON)
-
GND
-
NC
I
Vref for A/D converter (BU 5V)
-
NC
I
Data input terminal (for Head unit)
O
Data output terminal (for Changer unit)
I/O
Communication clock (for Head unit)
O
Communication request to Head unit
O
Audio muting signal to Head unit (L : Muting ON)
O
Lch audio muting signal output terminal (L : Muting ON)
Description / Processing Operation
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