95
MEX-1HD
Pin No.
Pin Name
I/O
Description
92
X0
I
Main system clock input terminal (3.68MHz)
93
X1
O
Main system clock output terminal (3.68MHz)
94
VCC
—
Power supply terminal (+5V)
95
ILL IN
I
Illuminate line detect signal input for the auto dimmer control
Dimmer is present at input of “L”
96
NC
—
Not used
97
FP_M–
O
Motor drive signal output to the front panel open/close motor driver “L”: front panel close
98
FP_M+
O
Motor drive signal output to the front panel open/close motor driver “L”: front panel open
99
XFPCLOSE_END
I
Detection input from the panel close-end detect switch “L”: active
100
XFPOPEN_END
I
Detection input from the panel open-end detect switch “L”: active
101
MOTOR_ON
O
Motor power on/off control signal output terminal
102
NC
—
Not used
103
OFFREC_LED
O
LED drive signal output terminal Not used
104, 105
DSTSEL0,
DSTSEL1
I
Destination setting terminal
106
XNOSE_SW
I
Detects the removal of the attaching and removing type front panel block “L”: attaching
107
RE_RA
I
Rotary encoder dial pulse input from the rotary encoder (Right/A phase input)
108
RE_RB
I
Rotary encoder dial pulse input from the rotary encoder (Right/B phase input)
109
RE_LA
I
Rotary encoder dial pulse input from the rotary encoder (Left/A phase input)
110
RE_LB
I
Rotary encoder dial pulse input from the rotary encoder (Left/B phase input)
111
MS_LED
O
LED drive signal output terminal
112
FAN_ON
O
Fan motor drive signal output terminal “H”: active Not used
113
NC
—
Not used
114
TUNON
O
Tuner system power supply on/off control terminal
115
D5.0V_OK
I
Power supply voltage (D5V) detection terminal Not used
116
D3.3V_OK
I
Power supply voltage (D3.3V) detection terminal Not used
117
D1.8V_OK
I
Power supply voltage (D1.8V) detection terminal Not used
118
D1.9V_OK
I
Power supply voltage (D1.9V) detection terminal Not used
119
VSS
—
Ground terminal
120
MAIN_PON
O
Main system power supply on/off control signal output terminal “H”: power on
Summary of Contents for MEX-1HD - Audio Library System
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