Sony HCD-BX50BTi Service Manual page 47

IP BOARD IC101 R5F21246SN060FP (iPod INTERFACE)
Pin No. Pin Name
1 NC
2 SCL
3 P33
4 SDA
5 MODE
6, 7 P34, P44
8 RESET
9 XOUT
10 VSS
11 XIN
12 VCC
13 to 16 LED
17 to 22 P23 to P20, P17, P16
23 RXD_iPod
24 TXD_iPod
25 P13
26 NC
27 AC CUT
28 TXD_DMPORT
29 RXD_DMPORT
P12 to P10, P31, P30,
30 to 35
P65
36 VIDEO_MUTE
37 AUDIO_MUTE
38 P07
39, 40 NC
41 to 43 P06 to P04
44 VREF
45 P60
46 DETECT
47 P61
48 MODEL
49 DEST
50, 51 KEY0, KEY1
52 P37
I/O
- Not used
O Not used
O Not used
O Not used
I Mode selection signal input terminal
O Not used
I Reset signal input from the reset signal generator
O System clock output terminal (20 MHz)
- Ground terminal
I System clock input terminal (20 MHz)
- Power supply terminal (+3.3V)
O LED drive signal output terminal
O Not used
I Serial data input from the iPod connector
O Serial data output to the iPod connector
O Not used
- Not used
O Not used
O Serial data output to the system controller
I Serial data input from the system controller
O Not used
O Not used
O Audio muting on/off control signal output terminal
O Not used
- Not used
O Not used
I Reference voltage (+3.3V) input terminal
O Not used
I iPod connection detection signal input from the iPod connector
O Not used
I Not used
O Not used
O Not used
O Not used
HCD-BX20i/BX50BTi
Description
"L": single chip mode, "H": serial I/O mode,
"L": reset
Not used
"L": muting on
"L": iPod is connected
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