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KDC-MP4032
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No.
Pin Name
40
PANEL DET
41
NC
42
ROMCOR DET
43
NC
44
VFD CS
45
ROTARY CW
46
ROTARY CCW
47
CD DISC12 SW
48
CD LOS SW
49
CD MUTE R
50
CD MUTE L
51
CD MRST
52
CD MSTOP
53
CD DISC8 SW
54
CD LOE LIM SW
55
CD LOEJ
56
CD MOTOR
57
PON ILLUMI
58
PON CD
59
PON
60
VCC2
61
NC
62
VSS
63
TYPE 1
64
TYPE 2
65
TYPE 3
66
TUN TYPE1
67
TUN TYPE2
68
OEM DISP DATA I/O
69
OEM DISP CLK I/O
70
OEM DISP CE I/O
71
EJECT
72
P CON
73
VFD KEY REQ
74
ANT CON
75
ILLUMI DET
76
BU DET
77
ACC DET
6
I/O
Application
I
Panel detection
-
Not used
I
E2PROM writing-in request
O
Not used
O
VFD chip select control
I
VOL key input
I
VOL key input
I
12cm disc detection
I
CD loading detection
Rch CD mute request
I
(valid only when in CD mode)
Lch CD mute request
I
(valid only when in CD mode)
CD mechanism µ-com RESET
O
CD mechanism µ-com stop
O
I
8cm disc detection (not used)
I
CD detection (chucking SW)
I/O
CD motor control
O
CD motor control
I/O
Key illumi power supply control
O
Power supply control for CD/WMA
O
Power supply control
-
-
Not used
-
I
Destination switching
I
Destination switching
I
Destination switching
I
Destination setting 1
I
Destination setting 2
External display data
External display clock
External display control request
I
Eject key input
O
External amplifier control
I
Communication request from VFD driver
O
Power antenna control
I
Dimmer illumi detection
I
Momentary power down detection
I
ACC power supply detection
Truth Value
Processing / Operation / Description
Table
L: PANEL detached, H: PANEL attached
Outputs L fixed
H: Writing-in
Outputs L fixed
Detects pulse width
Detects pulse width
H: Normal, L: Rch MUTE request
H: Normal, L: Lch MUTE request
H: Normal, L: Reset
H: Mechanism µ-com in operation,
L: Mechanism µ-com stopped
H: Loading completed, L: Disc not found
q
Refer to the truth value table
q
Refer to the truth value table
ON: H, OFF: Hi-z
L: POWER ON, H: POWER OFF,
H: When resetting before M-STOP
POWER ON: H, POWER OFF: L
Outputs L fixed
w
Refer to the truth value table
w
Refer to the truth value table
w
Refer to the truth value table
e
Refer to the truth value table
e
Refer to the truth value table
External display
External display
External display
L: EJECT
POWER ON: H, POWER OFF: L, STANDBY Source: L
Connects to INT
TUNER ON: H
L: ON, H: OFF
L: BU found, H: BU not found or momentary power down
L: ACC ON, H: ACC OFF
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