7
KDC-MP225,MP4026/G
KDC-W4527/G/GY/Y,W427Y
MICROCOMPUTER’S TERMINAL DESCRIPTION
Pin No.
Pin Name
I/O
Description / Processing Operation
40
PS2 0
O
Power supply IC control terminal
41
PS1 0
O
Power supply IC control terminal
42
PS1 1
O
Power supply IC control terminal
43
PS1 2
O
Power supply IC control terminal
44
PON 5
O
SW5V/SW14V control output terminal
Hi-Z : OFF, L : ON
45
NC
-
NC
46
PON CD
O
MP3 power supply control terminal
47
CD DISC12 SW
I
12cm CD disc eject SW detection input terminal
L : 12cm disc
48
CD MUTE R
I
Request for muting signal from CD mechanism
L : Mute request
49
NC
-
NC
50
CE MRST
O
Reset signal output to CD mechanism
L : Active
51
CD DISC8 SW
I
8cm CD disc eject SW detection input terminal (Not used)
52
CD LOS SW
I
Loading start SW detection input terminal
L : Loading start
53
CD MUTE L
I
Request for muting signal from CD mechanism
L : Mute request
54
NC
-
NC
55
CD MSTOP
O
Request signal (Mechanism is STOP) output to CD mechanism
L : Active
56
CD LOE LIM SW
I
Down SW detection from CD mechanism
57
CD LOEJ
I/O
CD mechanism loading / eject control terminal
H : Eject, L : Loading
58
CD MOTOR
O
CD mechanism motor loading control terminal
H : Loading, Eject, Brake, L : Play
59
DSI
O
Disc guide illumination control terminal
H : DSI ON
60
RESET
I
Reset input terminal
L : Active
61
NC
-
NC
62
KEY REQ
I
Request for communication to slave unit
L : Key input mode
63
RDS CLK
I
RDS decoder CLK input terminal
64
LX REQ S
I
DATA signal input from EXT. unit
65
REMO
I
Remote control signal input terminal
66
NC
-
NC
67
VSS0
-
GND
68
VDD1
-
BU5.0V
69
X2
-
Main clock input terminal (10MHz)
70
X1
-
Main clock input terminal (10MHz)
71
TEST
-
GND
72
XT2
-
Sub clock input terminal (32.768kHz)
73
XT1
-
Sub clock input terminal (32.768kHz)
74
VDD0
-
BU5.0V
75
AVDD
-
BU5.0V
76~78
TYPE0~2
I
Destination input terminal
DXM6540 (SEL0 : Lo, SEL1 : Lo)
79,80
TUN TYPE0,1
I
Electric volume condition setting terminal