KDC-3025/325/5026/G
5
MICROCOMPUTER’S TERMINAL DESCRIPTION
Pin No.
Pin Name
I/O
Application
Truth Value
Processing Operation Description
Table
1~5
N.C
O
OPEN (Output L fixed)
6
REMO
I
Remote control input
7
N.C
O
OPEN (Output L fixed)
8
BYTE
I
External data bus width switching input
Connect to GND
9
CNVSS
I
Pull down at 1k
Ω
10
XCIN
I
Sub clock input
11
XCOUT
O
Sub clock output
12
RESET
I
Reset input
Normal : H, When RESET : L
13
XOUT
O
Main clock output
14
VSS
-
GND
15
XIN
I
Main clock input
16
VCC
-
Power supply input (5V)
17
NMI
Pull up (B.U5V)
18
EJECT
I
EJECT detection input
L : EJECT
19
N.C
O
OPEN (Output L fixed) (Other than RDS model)
20
LX-REQ S
I
Reception request from external slave
L : Request
21
ILL CON
O
Illumination output control
FLIP DET “L” during “H”
22
PANEL 5V
I/O
Panel 5V control
L : ON (Panel detect & ACC ON)
Hi-Z : OFF (Panel no detect or ACC OFF)
23
VOL A
I
VOL key input
24
VOL B
I
VOL key input
25
LOE/LIM SW (SW3)
I
CD DOWN SW detection
H : Chucking
26
BEEP
O
BEEP output
STOP request to CD mechanism
When CD : H, When STOP : L
CD mechanism MOTOR SW
LOADING, EJECT, Brake : H
Clock output to F/E
Data input/output with F/E
Data output to external slave
Last retention
Data input from external slave
Clock input and output of external slave
Transmission request to external slave
At request : L
Data output to LCD driver
36
L DATAL
I
Data input from LCD driver
37
L CLK
I/O
Clock output to LCD driver
38
FLIP-DET
I
Panel collapse detection
L : Panel received, H : Panel collapse
39
L CE
O
CE output to LCD driver
40
LO/EJ
I/O
CD mechanism LOADING, EJECT switching
STOP, Brake : Hi-z
LOADING : L, EJECT : H
41
EPM
I
For flush writing
Pull down at 100k
Ω
●
SYSTEM MICROCOMPUTER : M30302MC-1N4FP (X34 : IC1)
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
