22
D-EJ855
Pin No.
Pin Name
I/O
Description
101
SSTP
I
Disc inner position detection signal input terminal Not used (fixed at “L”)
102
MDS
O
Spindle motor (M902) drive signal output to the spindle motor driver (IC404)
103
MDP
O
Spindle motor (M902) servo control signal output to the spindle motor driver (IC404)
104
C176
O
176.4 kHz clock signal output to the power control (IC403) and spindle motor driver (IC404)
105
VDD1
—
Power supply terminal (digital system)
106
LRCK
O
L/R sampling clock signal (44.1 kHz) output terminal
107
LRCKI
I
L/R sampling clock signal (44.1 kHz) input terminal
108
PCMD
O
Serial data output terminal
109
PCMDI
I
Serial data input terminal
110
BCLK
O
Bit clock signal (2.8224 MHz) output terminal
111
BCLKI
I
Bit clock signal (2.8224 MHz) input terminal
112
DVDD
—
Power supply terminal (for D-ARM interface)
113 to 117 A3 to A0, A10
O
Address signal output to the D-RAM (IC602)
118
A11
O
Address signal output terminal to the D-RAM Not used (open)
119, 120
TEST3, TEST4
O
Output terminal for the test Not used (open)