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Ic Pin Function Descriptions - Philips HTS5100B/F7 Service Manual

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IC PIN FUNCTION DESCRIPTIONS

IC11 (AVR MICRO CONTROLLER)
Pin
IN/
Signal
No.
OUT
Name
1
-
GND
Ground
2
-
GND
Ground
3
IN +3.3V
+3.3V Power Supply
VFD Chip Select Signal
4
OUT VFD-CS
Output
5
OUT VFD-CLK
VFD Clock Signal Output
6
OUT VFD-DATA VFD Data Signal Output
7
OUT VFD-RST
VFD Reset Signal Output
8
-
NU
Not Used
9
-
NU
Not Used
TUNER-
10 OUT
Tuner Control Signal
GPIO
TUNER-
11 OUT
Tuner Mute Signal Output 1
MUTE1
IN/
TUNER-
12
Tuner Serial Data
OUT
SDA
TUNER-
13 OUT
Tuner Serial Clock
SCL
BD-MUTE-
14
IN
BD Mute Signal Input 1
IN1
AUDIO-
15
IN
Audio Mute Signal Input
MUTE-IN
BUSY-
16
IN
HDMI Busy Check Input
CHECK
HDMI-TX-
17 OUT
HDMI Output Mute Signal
MUTE
TORINO-
Transmisson Data to HDMI
18 OUT
RX
Micro controller
TORINO-
Reception Data from HDMI
19
IN
TX
Micro controller
TUNER-
20 OUT
Tuner Reset Signal Output
RST
Transmisson Data to IPOD
21 OUT HOST-TX
DOCK
Reception Data from IPOD
22
IN HOST-RX
DOCK
DSP-
23 OUT
DSP Mode Select
MODE-SEL
24
IN +3.3V
+3.3V Power Supply
25
IN +3.3V
+3.3V Power Supply
26 OUT X-OUT
Main Clock Output
27
-
GND
Ground
28
IN X-IN
Main Clock Input
Function
1-14-1
Pin
IN/
Signal
No.
OUT
Name
29
IN +3.3V
+3.3V Power Supply
Micro Controller Reset
30
IN RESET
Signal
31
-
NU
Not Used
32
-
NU
Not Used
33
-
NU
Not Used
34
-
NU
Not Used
REMOTE-
35
IN
Remote Data Signal Input 0
INO
36
IN IDLE-KEY1 Key1 Idle Mode
REMOTE-
37
IN
Remote Data Signal Input 1
IN1
38
IN IDLE-KEY2 Key2 Idle Mode
39 OUT FAN-ON
Fan Motor Control Signal
40
-
NU
Not Used
BD-MUTE-
41
IN
BD Mute Signal Input 2
IN2
HDMI Hot Plug Detect Signal
42
IN HPD-IN
Input
43
-
NU
Not Used
44 OUT IPOD-SCL IPOD Serial Clock
IN/
45
IPOD-SDA IPOD Serial Data
OUT
IPOD-
46 OUT
IPOD Reset Signal Output
NRST
POWER-
47
IN
System Back up Input
DOWN
48
-
NU
Not Used
SCL
49 OUT
System Back up Serial Clock
(EEPROM)
IN/
SDA
50
System Back up Serial Data
OUT
(EEPROM)
HDMI Audio Select Signal
51 OUT HDMI-SW0
Output
TC4052-
Function Select Sjgnal
52 OUT
SW0
Output 0
TC4052-
Function Select Sjgnal
53 OUT
SW1
Output 1
54
-
NU
Not Used
STA309-
Diginal Amp Reset Signal
55 OUT
RST
Output
STA309-
56 OUT
Diginal Amp Serial Clock
SCL
IN/
STA309-
57
Diginal Amp Serial Data
OUT
SDA
Function
E1P00PIN
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