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62
HCD-GX355/GX555/RG270/RG475/RG575
Pin No.
Pin Name
I/O
Description
91
O-BIAS
O
REC bias on/off control signal output terminal
92
I-TAPE-AMS
I
Auto music sensor detection signal input from the electrical volume
"L": music is present, "H": music is not present
93
I-STREAM
I
Audio signal input for stream LED (A/D input)
94
I-VACS
I
VACS signal input terminal (A/D input)
95
I-PROTECTOR
I
Protector operating detection signal input terminal
96
AVSS
-
Ground terminal
97
I-POWER,
DISPLAY
I
Front panel key input terminal (A/D input)
98
VREF
I
Reference voltage input terminal
99
AVCC
-
Power supply terminal (+3.3V)
100
NC
O
Not used