Pin No.
Pin Name
I/O
Function
38
BEEP
O
Beep sound output pin
39
LCDCKO
O
LCD clock output pin
40
LCDSO
O
LCD data output pin
41
LCDINH
O
LCD brank indication control pin
42
LCDCE
O
LCD chip enable output pin
43
UNICKO
O
Clock output pin (for SONY BUS)
44
UNICI
I
Clock input pin (for SONY BUS)
45
UNISI
I
Data input pin (for SONY BUS)
46
UNISO
O
Data output pin (for SONY BUS)
47
VDD
–
Power supply
48
AVDD
–
Power supply
49
AVREF+
–
A/D reference voltage input pin
50,51 KEYIN1,KEYIN0
I
Key input pin (A/D input)
52
D-BASS
I
D-BASS switch input pin (A/D input)
53
KEYSEL
I
Key function setting pin (A/D input)
54
DSTSEL
I
Destination setting pin (A/D input)
55
RCIN0
I
Rotary remote commander input pin (A/D input)
56
VSM1
I
FM/AM multi-pass detection pin (Fixed at “L” in this set)
57
VSM0
I
FM/AM signal meter voltage detection pin (A/D input)
58
AVREF-
–
A/D reference voltage input pin (connected to GND in this set)
59
AVSS
–
GND
60
GND
–
GND
61
BUSON
O
BUS ON control signai output pin (for SONY BUS)
62
SYSRST
O
System reset signal output pin (for SONY BUS)
63
SEKOUT
O
SEEK control signal output pin
64
TUNON
O
Tuner power supply control pin
65
FM_ON
O
FM power supply control pin
66
MUT
O
System muting control pin
At muting: “H”
67
AF_SEK
O
AF seek control signal output pin
Not used (Open)
68
COLOR
I
Illumination color setting pin
“L” : amber, “H”: green
Not used (Open)
Front panel removal or attaching detection pin
Stereo detection signal input and forced monaural signal output pin
Station detection signal input pin
Reel table rotation detection pin
Power select switch input pin
Telephone muting detection pin
“L”: 20dB audio muting (Fixed at “H” in this set)
ILLIN signal detection pin (Fixed at “L” in this set)
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