KDC-7027/7027Y
6
Pin No.
Pin Name
I/O
Description / Processing Operation
Fig.
27
DIMMER
I
Small lamp detection terminal (ON : L, OFF : H)
28
ANT CONT
I/O
Antenna control/ Destination select terminal (TUNER ON : H)
29
P ON
I/O
SW14V, SW5V control terminal (POWER ON : H, POWER OFF : Hi-Z)
30
ILL ON
I/O
FL, illumination control terminal (ON : H, OFF : Hi-Z)
31
RESET
I
Reset input terminal
32,33
XT1/XT2
-
Sub clock (32.768KHz)
34
REGC
-
Connect to 1
µ
F capacitor
35,36
X2/X1
-
Main clock (20MHz)
37
VSS
-
GND
38
VDD
-
AVR 5V
39
CLKOUT
-
NC
40
LX REQ M
O
Communication request to external slave unit (Request : L)
41
LX MUTE
I
Mute request from external slave unit (MUTE : H)
42
LX CON
O
External slave unit (ON : H, OFF : L)
43
LX RST
O
Reset output to external slave unit (Normal : L, After system reset : H 400ms or more and then L)
44
CD MECHA+B
O
CD4.7V output terminal (CD : H, Except CD source : L)
45,46
TYPE0/TYPE1
I
Destination select terminal
47,48
IC2 TYPE0/TYPE1
I
IC2 destination select terminal
49
NC
-
NC
50
E2P5V
I/O
E2PROM, D/A converter power supply control terminal (ON : L, OFF : Hi-Z)
51
DSI
I/O
DSI control (ON : L, OFF : Hi-Z)
52
L CE
O
CE output to LCD driver IC
53
L INH
O
INN output to LCD driver IC (Normal : H reset, Momentary power dropped : L)
54
VOL A
I
Volume input terminal
55
DVDD
-
AVR 5V
56
DVSS
-
GND
57
VOL B
I
Volume input terminal
58
M RST
O
Reset output to CD mechanism (Normal : H, Reset : L)
Stop request to CD mechanism (STOP : L, CD : H)
CD DOWN SW detection terminal (CD disc chucking : H)
CD mechanism loading/eject selector (STOP, Brake : Hi-Z, LOADING : L, EJECT : H)
CD mechanism motor driver SW (LOADING, EJECT, Brake : H)
FPM mechanism (Slider) control terminal
1
FPM mechanism (Slider) control terminal
1
FPM mechanism (Angle) control terminal
1
FPM mechanism (Angle) control terminal
1
External display DATA terminal
1
68
O CLK
I/O
External display CLK terminal
69
O CE
I/O
External display chip enable terminal
70
M MUTER
I
Mute request from CD mechanism (Rch ON : L)
71
AVDD
-
AVR 5V
72
AVSS
-
GND
73
AVREF
I
Connect to P-ON (29PIN)
74
M MUTEL
I
Mute request from CD mechanism (Lch ON : L)
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