KS-FX8
1-22 (No.49826)
4.8 LC72366-9A81 (IC701) : System CPU
• Pin layout
• Pin function
24 ~ 1
41 ~ 64
25
40
~
80
65
~
Pin No.
Symbol
I/O
Function
1
XIN
I
Crystal oscillator input port
2
TEST2
-
Connect to GND
3
J-BUS SI
I
Data input for J-BUS information
4
J-BUS SO
O
Data output for J-BUS information
5
J-BUS SCK
O
Clock output for J-BUS information
6
J-BUS I/O
O
Switching signal output for J-BUS information I/O, H:Out L:In
7
TEL-MUTE
I
Telephone mute signal detection input
8
LCD DA
O
Data output to LCD driver
9
LCD CL
O
Clock output to LCD driver
10
LCD CE
O
Chip enable output for LCD driver
11
SDA
O
E.volume clock output
12
SCL
O
E.volume clock output
13
EVOL SCK
O
Clock output for electrical volume information
14
OPEN
I
Door open detecting
15
ANT REMOTE
O
Antenna remote control output
16
MUTE CONTORL
O
Mute output
17
NC
-
Non connection
18
NC
-
Non connection
19
NC
-
Non connection
20
NC
-
Non connection
21
NC
-
Non connection
-
Non connection
-
Non connection
-
Non connection
-
Non connection
Diode matrix output port for initial establishing
I
Diode matrix output port for initial establishing
I
Diode matrix output port for initial establishing
-
Non connection
I
Diode matrix output port for initial establishing
31
Vdd
-
5V power supply port (+B)
32
TEST
I
Turn on all light indicator of LCD, L: All light a LED indicator
33
FF/REW MODE
O
FF/REW mode select signal output
34
SEEK/STOP
O
H:Auto seek, L: Stop Use both as IF count REQ and Seek/Stop
35
MONO
O
Forced monaural output port, H:Turn on Forced monaural
36
RADIO/TAPE
-
Non connection
37
NC
-
Non connection
38
POWER
O
Power ON/OFF switching output
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