1-13-1
E6502PIN
IC PIN FUNCTION DESCRIPTIONS
IC4201 [ SUB MICRO CONTROLLER ]
Pin
No.
IN/
OUT
Signal
Name
Name Function
1
IN
KEY-1
Key Data Input 1
2
IN
KEY-2
Key Data Input 2
3
-
N.U.
Not Used
4
IN
REMOTE
Remote Signal Input
5
-
N.U.
Not Used
6
-
N.U.
Not Used
7
-
N.U.
Not Used
8
OUT
FL-STB
Serial Interface Strobe
9
OUT
FL-CLK
Serial Clock
10
OUT
FL-SDA
Serial Data
11
-
N.U.
Not Used
12
OUT
RW-BUSY For Flash Memory Writing
13
IN
RW-SCLK For Flash Memory Writing
14
-
N.U.
Not Used
15
IN/
OUT
RW-SDA
For Flash Memory Writing
16
IN
P-DOWN
Power Voltage Down
Detector Signal
17
-
N.U.
Not Used
18
IN
RW-VPP
For Flash Memory Writing
19
IN
RESET
Micro Controller Reset
Signal
20
IN
XCIN
Sub Clock Input
21
OUT
XCOUT
Sub Clock Output
22
IN
XIN
Main Clock Input
23
OUT
XOUT
Main Clock Output
24
-
GND
Ground
25
OUT
PWSW
Main Power Control Signal
26
-
N.U.
Not Used
27
-
N.U.
Not Used
28
-
N.U.
Not Used
29
-
N.U.
Not Used
30
-
N.U.
Not Used
31
-
N.U.
Not Used
32
-
N.U.
Not Used
33
-
N.U.
Not Used
34
-
N.U.
Not Used
35
-
N.U.
Not Used
36
-
N.U.
Not Used
37
-
N.U.
Not Used
38
-
N.U.
Not Used
39
OUT
V-MUTE
Video Mute Control Signal
40
OUT
SYS-
RESET
System Reset Signal
41
IN
RDY
Ready/Busy
communication Control
with Main Micro Controller
42
IN
FID
Video Presence Detector
Signal
43
-
N.U.
Not Used
44
-
N.U.
Not Used
45
OUT
AUDIO-
SW1
Audio Input Select Signal
46
OUT
AUDIO-
SW2
Audio Input Select Signal
47
OUT
A-MUTE
Audio Mute Control Signal
48
-
N.U.
Not Used
49
IN
RW-OEX
For Flash Memory Writing
50
OUT SUB-SCLK Communication Clock with
Main Micro Controller
51
OUT
SUB-TXD
Transmission Data to Main
Micro Controller
52
IN
SUB-RXD Reception Data from Main
Micro Controller
53
OUT
SUB-SCL
Serial Clock
54
IN/
OUT
SUB-SDA Serial Data
55
-
N.U.
Not Used
56
-
N.U.
Not Used
57
IN
VCC
+5V Power Supply
58
IN
V-REF
Reference Voltage
Pin
No.
IN/
OUT
Signal
Name
Name Function
