KDC-419/X459
5
MICROCOMPUTER'S TERMINAL DESCRIPTION
PORT
PORT NAME
I/O
FUNCTION
OPERATING CONDITION
No.
1
TYPE 0
I
Destination switch.
-
2
TYPE 1
I
Destination switch.
-
3
FLIP DET
I
Panel open/close detection.
"H" : Panel opened. "L" : Panel closed.
4
AVSS
-
GND.
-
5
PANEL DET
I
Panel presence detection.
"H" : Panel does not exists. "L" : Panel exists.
6
E2P DET
I
EEPROM presence detection.
"H" : ROM exists. "L" : ROM does not exist.
7
AVREF 1
I
Reference voltage.
To BU 5V.
8
CH DATA C
I
Data from the changer.
-
9
CH DATA H
O
Data to the changer.
-
10
CH CLK
I/O
Clock signal from or to the changer.
-
11
L DATA L
I
Data from LCD driver.
Max 600KHz communication speed.
12
L DATA S
O
Data to LCD driver.
Max 1.2MHz communication speed.
13
L CLK
O
Clock signal to LCD driver.
-
14
L CE
O
LCD driver enable.
"H" : Driver selected. "L" : Driver non-selected.
15
BEEP
O
Buzzer.
-
16
PLL DATA
I/O
Data from or to the front-end.
-
17
L RST
O
LCD driver reset.
"L" : Reset.
18
PLL CLK
O
Clock signal to the front-end.
-
19
GUIDE ILLUMI
O
Guide illumination control.
"L": Illumination turns on.
"H" : Illumination turns off.
20
EJECT ILLUMI/DSI
O
EJECT/DSI illumination control.
"L" : Illumination turns on.
"H" : Illumination turns off.
21
PANEL
I/O
Panel power supply control.
"L" : Panel exists, ACC turns off.
22
LO/EJ
I/O
CD-mecha/Loading/Eject switch.
"L" : Loading. "H" : Eject.
23
MOSW
O
CD-mecha/Motor switch.
"H" : Loading, eject, breaking.
24
M MUTE
I
Lch mute request from CD mechanism. "L" : Mute.
25
-
-
-
-
26
M STOP
O
Stop request to CD mechanism.
"L" : Mechanism stop. "H" : CD playing.
27
M RST
O
CD mechanism reset.
"L" : Reset.
28
CD DOWN
I
CD down switch detection.
"H" : Chucking.
29
ILLUMI ON
O
Illumination power control.
"H" : Illumination turns on.
"L" : Illumination turns off.
30
IC2 TYPE 1
I
IC2 destination switch.
"L" : Pure KENWOOD brand. "H" : Genuine.
31
P-ON
I/O
SW 5V control.
"L" : P-ON turns on.
32
IC2 CLK
O
Clock signal to IC2 or CD mechanism. -
33
VSS 1
-
GND.
-
34
IC2 DATA
I/O
Data from or to IC2 or CD mechanism. -
35
R QUAL
I
RDS QUAL.
"L" : Model without RDS.
36
R DATA
I
RDS data.
"L" : Model without RDS.
37
AFS
O
Noise detection time constant switch.
"L" : FM seeking, AF searching.
"H" : Signal receiving.
38
IC2 TYPE 0
I
IC2 destination switch.
"L" : Pure KENWOOD brand. "H" : Genuine.
39
AM+B
O
AM power supply.
"H" : AM signal receiving.
40
FM+B
O
FM power supply.
"H" : FM signal receiving.
41
CH MUTE
I
Mute request from the changer.
"H" : Mute effects.
42
CH RST
O
Reset signal to the changer.
"H" : Reset.
43
CH REQ H
O
Request to the changer.
"L" : Requesting.
44
CH CON
O
Changer control.
"H" : Changer controlled.
45
DIMMER CONT
O
Dimmer control.
"H" : Dimmer turns on.
46
MUTE
O
Mute.
"H" : Mute effects.
47
N/F MUTE
O
Non-fader preout mute.
"L" : Mute effects.
48
PRE MUTE
I/O
Front/Rear preout mute.
"L" : Mute effects.
49
REMOTE
I
Remote control.
-
(X25-) IC1 : u-COM
