Sony DVP-NS715P, Service Manual, Page: 59 / 94

5-2 E
Pin No.
Pin name
I/O
Function
73
NMIX
I
N
ot used (f
ixed a
t
“H”)
74
VCCI
-
P
o
w
er suppl
y (+1.8
V)
75
VSS
-
Ground
76
XFRRST
I
IF CON Reset signal input
77
CPUCK
O
CPU clock signal output
78
OCSW2
-
Not used
79
XD
A
C
S
O
D
A
C
(2c
h) c
hip select signal output
80
TRM–
-
Not used
81
48/44.1K
O
PLL FS control signal output
82
WIDE
O
Laser diode mute signal output
83
MA_MUTE
O
A
udio mute signal output
84
SRAMWE
O
External RAM write enable signal output
85-92
HD0-HD7
I/O
Da
ta b
us D0-D7 (16 bit onl
y)
93-100
HD8-HD15
I/O
Da
ta b
us D8-D15 (16 bit) ,
D0-D7 (8 bit)
101
VSS
-
Ground
102-109
HA0-HA7
O
A
d
d
ress b
us
A00-A07
110
VCC
-
P
o
w
er suppl
y (+3.3
V)
111-118
HA8-HA15
O
A
d
d
ress b
us
A08-A15
119
VSS
-
Ground
120
HA16
O
A
d
d
ress b
us
A16
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