KDC-5021/5021V,506
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
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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