KD-SX998R,KD-SX997R
1-5
0
(No.49819)
4.2
4
UPD784215AGC220 (IC701) : Main micon
• Pin layout
• Pin function
1
~
25
75
~
51
100 ~ 76
26 ~ 50
Pin No.
Symbol
I/O
Function
1
CD RESET
O
Reset output for CD sub-micon
2
CD MUTING
I
Muting request of CD sub-micon
3~8
NC
-
No use
9
VDD
-
Micon power supply
10
X2
-
No use
11
X1
-
No use
12
VSS
-
GND
13
XT2
-
No use
14
XT1
-
No use
15
RESET
I
System reset
16
CDREQ
I
CD request from CD sub-micon
17
BUS-INT
I
J-BUS int
18
PS2
I
Power save2 H:STOP mode
19
STEERING
O
Steering remote signal output
20
RDSSCK
I
RDS clock input
21
RDSDA
I
RDS data input
22
REMOCON
I
Remocon input
23
AVDD
-
A/D converter power supply
24
AVREF0
-
A/D reference voltage
25
VOL1
I
Volume encoder pulse input 1
26
VOL2
I
Volume encoder pulse input 2
27
KEY0
I
Key input 0
28
KEY1
I
Key input 1
29
KEY2
I
Key input 2
30
LEVEL
I
Level meter input
31
SQ
I
S. quality level input
32
SM
I
S.METER input
33
AVSS
-
GND
34,35
NC
-
No use
36
AVREF
-
Reference voltage
37
BUS-SI
I
J-BUS data input
38
BUS-SO
O
J-BUS data output
39
BUS-SCK
I/O
J-BUS clock input/output
40
BUSSI/SO
O
J-BUS I/O selection Output:H Input:L
41
LCDDA
O
Data output for LCD driver
42
LCDCK
O
CLK output for LCD driver
