FUNAI DR-C3835 - IC PIN FUNCTION DESCRIPTIONS

1-13-1 E7B22PIN
IC PIN FUNCTION DESCRIPTIONS
Comparison Chart of Models and Marks
IC1501 (SUB MICRO CONTROLLER)
Model Mark
DR-C3835 A
DR-B3737 B
Pin
No.
Mark
IN/
OUT
Signal
Name
Function
1 IN KEY-1 Key Data Input 1
2 IN KEY-2 Key Data Input 2
3INPOW-SAF
Abnormal Voltage
Detection
4INAFT
Tuner Voltage Input
Signal
5 - N.U. Not Used
6 IN EV+3.3V +3.3V Power Supply
7 IN BUP+3.3V +3.3V Power Supply
8 OUT OSC2 Main Clock Output
9 IN OSC1 Main Clock Input
10 - VSS Ground
11 IN XIN Sub Clock Input
12 OUT XOUT Sub Clock Output
13 - GND Ground
14 IN RESET
Sub Micro Controller
Reset Signal
15 OUT 8POUT-1
Control SCART 1 8Pin
Level by using 8POUT-
1 and 8POUT-2
16 OUT 8POUT-2
Control SCART 1 8Pin
Level by using 8POUT-
1 and 8POUT-2
17 - N.U. Not Used
18 OUT SUB-TXD
Transmission Data to
Main Micro Controller
19 IN SUB-RXD
Reception Data from
Main Micro Controller
20 OUT SUB-SCLK
Communication Clock
with Main Micro
Controller
21 - N.U. Not Used
22 OUT
SYS-
RESET
System Reset Signal
23 - N.U. Not Used
24
A - N.U. Not Used
BINDAVN-L
VPS/PDC Data
Receive = “L”
25
AINSEPOUT
Compound
synchronization signal.
B - N.U. Not Used
26 OUT 1V2CONT
Power Regulator
Control Signal
27 IN REMOTE Remote Signal Input
28 - N.U. Not Used
29 IN RDY
Ready/Busy
communication Control
with Main Micro
Controller
30 IN P-DOWN
Power Voltage Down
Detector Signal
31 - N.U. Not Used
32 - N.U. Not Used
33
IN/
OUT
SUB-SDA Serial Data
34 OUT SUB-SCL Serial Clock
35 - N.U. Not Used
36 - N.U. Not Used
37 IN
DVD-
AUDIO-
MUTE
DVD-Audio Mute
Control Signal
38 OUT
AUDIO-
MUTE
Audio Mute Control
Signal
39 OUT
SCART-
AUDIO-
MUTE
SCART-Audio Mute
Control Signal
40 - N.U. Not Used
41 - N.U. Not Used
42 - N.U. Not Used
43 - N.U. Not Used
44 - N.U. Not Used
45 - N.U. Not Used
46 - N.U. Not Used
47 - N.U. Not Used
48 OUT FL-DIN Serial Data
49 OUT FL-STB Serial Interface Strobe
50 OUT FL-CLK Serial Clock
51 - N.U. Not Used
52 OUT
REG-
CONT
Power Regulator
Control Signal
53 OUT PWSW
Power ON Signal
Output
54 - N.U. Not Used
55 OUT
FAN-
CONT2
Fan Motor Control
Signal
56 - N.U. Not Used
57 - N.U. Not Used
58 - N.U. Not Used
Pin
No.
Mark
IN/
OUT
Signal
Name
Function