KDC-MP628/MP7028/MP728
MP8029/W7031/W7031Y
7
Pin No.
Pin Name
I/O
Function
Processing Operation
43
SCL
I/O
E2PROM I2C clock
MAX 100kHz
44
PON PANEL
I/O
Panel 5V control
ON : H (Momentary power down/Panel detached)
11 Minutes after ACC OFF : Hi-Z
45
DSI
I/O
DSI control
46~49
NC
-
Not used.
50
PM MOT1
O
Panel motor control 1
Refer to Truth Value Table (PANEL MOTOR)
51
PM MOT2
O
Panel motor control 2
Refer to Truth Value Table (PANEL MOTOR)
52
EPM
I
Flash EPM
53
PM OPEN
I
Panel full open detection
Refer to Truth Value Table (PANEL MECHA)
54~56
NC
-
Not used
57
P5V DIS
I/O
Panel 5V discharge control
H : Discharge, Other : Hi-Z
58
PM CLOSE
I
Panel mechanism close detection
Refer to Truth Value Table (PANEL MECHA)
59
ROMCOR DET
I
E2PROM write request
H : Write
60
PM DET
I
Panel mechanism detection
H : Function check in progress
61
SC CON
O
Inside-panel communication (Chip enable when flash)
POWER OFF, ACC OFF : L
62
NC
-
Not used
63
TUN TYPE1
I
Destination setting 1
TUN TYPE1 : L, TUN TYPE2 : L
64
TUN TYPE2
I
Destination setting 2
TUN TYPE1 : L, TUN TYPE2 : L
65,66
NC
-
Not used
67
CD DISC12 SW
I
12cm CD detection
68
CD LOS SW
I
CD loading detection
69
CD MUTE R
I
CD mute (Rch) request
L : Rch mute request
70
CD MUTE L
I
CD mute (Lch) request
L : Lch mute request
71
CD MRST
O
CD mechanism microcomputer reset
L : Reset, H : Normal
72
CD MSTOP
O
CD mechanism microcomputer stop
L : Mechanism microcomputer stop,
H : Mechanism microcomputer in operation
73
NC
-
Not used
74
CD LOE LIM SW
I
CD detection (Chucking SW)
H : Loading complete, L : No disc
75
CD LOEJ
I/O
CD motor control
Refer to Truth Value Table (CD MOTOR / CD LOEJ)
76
CD MOTOR
O
CD motor control
Refer to Truth Value Table (CD MOTOR / CD LOEJ)
77
PON ILLUMI
I/O
Key illumination power supply control
ON : H, OFF : Hi-Z
78
PON CD
I/O
CD/WMA power supply control
At time of CD source: H, Other than CD : Hi-Z
79
PON
O
Power supply control
POWER ON : H, POWER OFF : L
80
PON FL+B
O
Fruorescent indicator tube bias power supply control
POWER ON : H, POWER OFF or display black out : L
81
PON FDC
I/O
Fruorescent indicator tube filament power supply control
POWER ON : L, POWER OFF or display black out : Hi-Z
82
F SEL1
O
SW-Reg frequency switching
83
F SEL2
O
SW-Reg frequency switching
84
DIAG
I/O
P-CON excess current surveillance
85
VCC2
-
86
EXT AMP CON
I/O
External amplifier control
87
VSS
-
88~91
TYPE 1~TYPE4
I
Destination switching
92
NC
-
Not used
MICROCOMPUTER’S TERMINAL DESCRIPTION
