KDC-X715
MICROCOMPUTER'S DESCRIPTION
3
System
µ
-com : UPD784217GC (X25-)
Terminal description
No.
Pin name
Function
I/O
Description
Processing Operation
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
P120/RTP0
P121/RTP1
P122/RTP2
P123/RTP3
P124/RTP4
P125/RTP5
P126/RTP6
P127/RTP7
Vdd
X2
X1
Vss
XT2
XT1
RESET
P00/INTP0
P01/INTP1
P02/INTP2/NMI
P03/INTP3
P04/INTP4
P05/INTP5
P06/INTP6
AVdd
AVref0
P10/ANI0
P11/ANI1
P12/ANI2
P13/ANI3
P14/ANI4
P15/ANI5
P16/ANI6
P17/ANI7
AVss
P130/ANO0
P131/ANO1
AVref1
P70/RxD2/SI2
P71/TxD2/SO2
P72/ASCK2/SCK2
P20/RxD1/SI1
P21/TxD1/SO1
P22/ASCK1/SCK1
P23/PCL
P24/BUZ
P25/SI0
P26/SO0
P27/SCK0
P80/A0
P81/A1
CHCON1
CH_MUTE
REQH
ILL_ON
NC
CD_SW2
CD_SW1
NC
Vdd
X2
X1
Vss
XT2
XT1
RESET
CH_RST
R_CLK
REQC
NC
NC
NC
SC_REQ
AVdd
AVref
PHONE
SRM_SW1
NOISE
SMETER
IF_MODE
NC
M_MUTE_R
M_MUTE_L
AVss
EXT_AMP
M_RST
DATAC
DATAH
CH_CLK
L_DATAL/SC_DATA
L_DATAS/MC_DATA
L_CLK/MC_CLK
M_STOP
BEEP
PLL_CE
PLL_DATA
PLL_CLK
CD_SW3
LO/EJ
O
I
O
O
O
I
I
O
-
-
-
-
-
-
I
O
I
I
I/O
I/O
I/O
I
-
-
I
I
I
I
I
I
I
I
-
O
O
-
I
O
I/O
I
I/O
I/O
O
O
O
I/O
O
I
O
Changer 1 control
Changer muting input
Handshake request to changers
Illumination output
Open
12cm DISC detection
Loading detection
Open
Positive power supply
Main clock connection
Main clock connection
GND
Sub clock connection
Sub clock connection
Reset input
Changer reset output
RDS clock input
Handshake request from changer
-
-
-
Handshake request from panel m-com
A/D analog power supply
A/D reference voltage input
PHONE detection terminal
SRM position detection
FM noise detection
FM signal meter detection
K2I IF selector
GND
Mute request from mechanism
Mute request from mechanism
A/D GND
EXT_AMP control
Reset output to mechanism
D/A reference voltage input
Data line from changer
Data line to changer
Clock line from/to changer
Data line from LCD driver
Data line to LCD driver
Clock line to LCD driver
Stop request to mechanism
Beep output
CE output to PLL
Data in/out with PLL
Clock output to PLL
Switch detection DOWN
Loading/Eject control
Active : Hi
MUTE Requested : Hi
Active : Lo
Active : Hi
ON : Lo
ON : Lo
Active : Lo
Active : Lo
Active : Lo
1V or less : PHONE
2.5V or more : NAVI MUTE
Open : Hi
Analog input
Analog input
Wide : Hi/Narrow : Lo
Mute requested : Lo
Mute requested : Lo
Reset : Lo
Stop Requested : Lo
Active : Hi
ON : Hi
Loading : Lo/Eject : Hi
