Emerson EWR10D4 - IC Pin Function Descriptions

1-13-1 E6620PIN
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
3IN
SDET-2
Aspect Ratio Detector
Signal
4INREMOTE
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-SCL
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
Pin
No.
IN/
OUT
Signal
Name
Name Function