Sony DVP-S335, Service Manual

Page: 67 / 115

5-2 E
Pin No.
P
in name
I/O
Function
71
CPUCK
O
CPU clock signal output
72
NMIX
-
Not used (f
ixed a
t
“H
”)
73
HSTX
-
Not used (f
ixed a
t
“H
”)
74
FRRSTIN
I
Reset signal input from IF CON
75
VSS
-
Ground
76
MD0
I
Input of mode select 0 (f
ixed a
t
“1
”)
77
MD1
-
Ground
78
MD2
-
Ground
79
XW
AIT
I
W
ait signal input
80
BGRNTX
-
T
est terminal (f
ixed a
t
“H
”)
81
BRQ
-
T
est terminal (f
ixed a
t
“H
”)
82
RD
O
Read enable signal output
83
WRH
O
High byte write enable signal output (16 bit and 8 bit)
84
NC
-
N
ot used
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
110-118
HA8-HA15
O
A
d
d
ress b
us
A08-A15