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Pin No.
Pin Name
81
—
82
—
83
MODE
84, 85
—
86
REC/PB
87
DOUTXMUTE
88 to 90
—
91 to 93
KEY0 to KEY2
94, 95
—
96
AVSS
97
—
98
VREF
99
+3.3V
100
—
*1 Overwrite head up/down motor (M905) control
Function
Terminal
HEAD UP (pin &∞)
HEAD DOWN (pin &§)
I/O
I
Not used (fixed at "L")
I
Not used (fixed at "H")
Input terminal for setting mini-disc single mode or changer mode
I
"L": mini-disc single mode, "H": changer mode (fixed at "H" in this set)
I
Not used (fixed at "L")
O
Record/playback control signal output terminal Not used (pull down)
O
Muting control signal output terminal Not used (pull down)
I
Not used (fixed at "L")
I
Key input terminal Not used (fixed at "H")
I
Not used (fixed at "L")
—
Ground terminal
I
Not used (fixed at "L")
I
Reference voltage (+3.3V) input terminal
—
Power supply terminal (+3.3V)
I
Not used (fixed at "L")
HEAD UP
HEAD DOWN
"H"
"L"
"L"
"H"
Function
BRAKE
RUN IDLE
"H"
"H"
– 64 –
"L"
"L"
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