KD-SC900R
1-46 (No.49829)
4.17 UPD784217AGC195 (IC701) : CPU
• Pin Layout
• Block Diagram
75
51
1
25
50
26
76
100
Pin No.
Symbol
I/O
Function
1
CDRESET
-
Not use
2
CDMUTE
-
Not use
3
SW2
O
CD mecha SW2
4
PSW
O
CD mecha position setting SW
5
LM0
O
Loading motor control output 0
6
LM1
O
Loading motor control output 1
7
NC
-
Not use
8
ANTCRTL
O
Antenna remote control
9
VDD
-
Power supply
10
X2
-
11
X1
-
12
VSS
-
Ground
13
XT2
-
14
XT1
-
15
RESET
I
System reset
16
SW1
I
CD mecha SW1
17
BUSINT
I
Not use
18
PS2
I
Power save2, H means STOP mode
19
STEERING
I
Not use
20
RDSSCK
I
RDS clock input
21
RDSDA
I
RDS data input
22
REMOCON
I
Remocon data input
23
AVDD
-
A/D converter power supply
24
AVREF0
-
A/D reference voltage
25
VOL1
I
Volume encoder pulse input 1
Volume encoder pulse input 2
Level meter input
Signal lquality input
Signal level meter input
Analog reference voltage
37
BUSSI
I
Not use
38
BUSSO
O
Not use
39
BUSSCK
I/O Not use
40
BUSI/O
O
Not use
41
LCDDA
O
LCD DATA output
42
LCDCK
O
LCD CK
43
LCDCE
O
LCD CE
44
NC
O
Not use
45
EPROMDI
I
I2C data input
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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
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