KS-FX901/KS-FX801
1-18
I/O
LC72366-9987 (IC701) : System CPU
Symbol
Function
Pin No.
XIN
GND
J-BUS SI
J-BUS SO
J-BUS SCK
J-BUS I/O
TEL-MUTE
LCD SO
LCD SCK
LCD CE
DIMMER IN
EVOL SO
EVOL SCK
OPEN
POWER ANT
MUTE
CD ILLUM
DEMEROUT
NC
NC
NC
NC
NC
NC
MONO
RADIO/TAPE
BEEP LEVEL
PWR-CNT
ACC
KICK
I
-
I
O
O
O
I
O
O
O
-
O
O
I
I
I
-
O
-
-
-
-
-
-
-
O
O
O
-
-
O
-
-
Crystal oscillator input port
Connect to GND
Data input for J-BUS information
Data output for J-BUS information
Clock output for J-BUS information
Switching signal output for J-BUS information I/O, H:Out L:In
Telephone mute signal input
Data output for LCD driver
Information clock output for LCD driver data
Chip enable output for LCD driver
None connection
Data output for electrical volume
Clock output for electrical volume information
Door open detect input
Power ant ON signal input
Mute signal input
Non connection
DIMMER control signal output
Non connection
Non connection
Non connection
Non connection
Non connection
Non connection
Non connection
Diode matrix output port for initial establishing
Diode matrix output port for initial establishing
Diode matrix output port for initial establishing
Non connection
Diode matrix output port for initial establishing
5V power supply port (+B)
Turn on all light indicator of LCD, L: All light a LED indicator
FF/REW mode select signal output
H:Auto seek, L: Stop Use both as IF count REQ and Seek/Stop
Forced monaural output port, H:Turn on Forced monaural
Non connection
Non connection
"H" : Turn on power
Non connection
Non connection
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
1. Pin layout
2. Pin function
24 ~ 1
41 ~ 64
25
40
~
80
65
~
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9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
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