CXD1135Q
No.
Symbol
I/O
Description
1
FSVV
O
Spindle
motor
filter switching control
2 MON O
Spindle
motor
ON/OFF
control
3
MPD O
Spindle
motor
speed
and
phase
control
4
MDS O
Spindle
motor
speed
control
5
EFM
I
EFM
signal
input
6
ASY
O
EFM
signal slice
level
control
7
LOCK
O
Slide
motor
over reach
guard
signal
output
8
VCOO O
VCO
output
f=
8.6436
MHz
9
VCOI
I
VCO
input
10
TEST
I
OV
(GND)
11
PDO O
Phase
comp.output
12 vss
—
GND
(OV)
13
CLK
I
Clock
signal from CPU
14
rf
I
Lutch
signal from CPU
15
DATA
I
Serial
data
from CPU
16
RST
I
RESET
input
"L"
reset
17
CNIN
I
Tracking
pulse
input
(5V)
18
SENS
O
Output
of CPU interface
19
MUTG
I
Mute
control signal
input
20
CRCF
O
CRC
check
output
of the
subcode
Q
"L"
detect
error
21
EXCK
I
NOT
USE
22
SBSO
O
NOT
USE
23
SUBQ O
Subcode
Q
output
24
SCOR
O
Subcode
sync
detection
output
25
SQCK
I/O Clock
signal for
subcode
Q
26
SQEX
I
Select
input
of
CQCK
(
+
5V)
27
DOTX
O Digital
output
28
GES
O
"H"
frame sync lock
"L"
frame sync unlock
29
DB08 I/O
Data 8 (MSB) Data Bus line for the
EXT.RAM
(LC3517AS-15)
30
DB07
I/O
Data 7 Data bus line for the
EXT.RAM
(LC3517AS-15)
31
DB06
I/O
Data 6 Data Bus line for the
EXT.RAM
(LC35I7AS-15)
32
DB05 I/O
Data 5 Data Bus line for the
EXT.RAM
(LC3517AS-15)
33
VDD
—
+
5V
34
DB04
I/O
Data 4 Data Bus line for the
EXT.RAM
(LC3517AS-15)
35
DB03 I/O
Data 3 Data Bus line for the
EXT.RAM
(LC3517AS-15)
36
DB02 I/O
Data 2 Data Bus line for the
EXT.RAM
(LC3517AS-15)
37
DBOl
I/O
Data 1 (LSB) Data Bus line for the
EXT.RAM
(LC3517AS-15)
38
RAOl
O
ADDROl
(LSB)
Address signal
output
for the
EXT.
RAM
(LC3517AS-15)
39
RA02 O
ADDR02
Address signal
output
for the
EXT.
RAM
(LC3517AS-15)
40
RA03 O
ADDR03
Address signal
output
for the
EXT.
RAM
(LC3517AS-15)
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