m62481fp Mitsumi Electronics, Corp., m62481fp Datasheet - Page 45

• Manufacturer Part Number: m62481fp
• Description: Pickup Servo System With Automatic Adjustment
• Manufacturer: Mitsumi Electronics, Corp.

1).
2).
• Command Timing Chart
•Command Table
Symbol
MCK
MLA
D-62481-87I
MSD
MBK
MLA
MSD
twck
SERVO CONTROL COMMAND TABLE
fck
tsu
twl
Register
RS
R0
R1
R2
R3
th
td
Register
( RS: Shift resistor, X : not used )
R0
R1
R2
R3
RS
twck
twck
1/fck
1/fck
D0
D0
FZC OFF
FS OFF
Clock frequency
D15
D7
X
0
X
Set-up time
0
1
1
Clock width
twck
twck
Latch width
Delay time
Hold time
D1
D1
( While the MLA is set to "L", clock pulses to the lacth register must be disabled.)
Parameter
D2
D2
TS HOLD
FS HOLD
Track Balance (4bit)
D14
X
D6
1
0
0
1
X
Track gain (4bit)
D3
D3
D4
D4
AUT FSON
KICK DIS
BW WIDE
BRAKE
FGAIN
D13
X
D5
X
D5
D5
Track offset (3bit)
D6
D6
LASER ON
HFD MODE
TGAIN
PICKUP SERVO SYSTEM WITH AUTOMATIC ADJUSTMENT
(
FS4
Conditions
D12
D4
MITSUBISHI
X
X
D7
D7
44
ELECTRIC
tsu
tsu
TS SERVO
/ 88 )
D8
D8
th
th
ADJ FO1
FBAL
FS3
D11
D3
DOUT MODE
X
MITSUBISHI SOUND PROCESSOR LSI
X
Focus Search
D9
D9
D10 D11 D12 D13 D14 D15
D10 D11 D12 D13 D14 D15
Focus Balance (4bit)
Focus gain (4bit)
ADJ AMP2
SS PLAY
ADJ FO2
Min
0.1
FS2
TG3
D10
D2
2
2
2
1
X
Focus offset (3bit)
Limits
125
Typ
0.2
M62481FP
4
4
4
4
ADJ AMP1
ADJ TO1
G2 INV
TBAL
FS1
D1
D9
X
SS SERVO
Max
500
ADJ TO2
ADJ AMP0
SHOCK EN
HI GAIN
D0
FS0
D8
X
H (keep)
td
td
u sec
u sec
u sec
u sec
u sec
Unit
kHz
twl
twl
Data is loaded
into Servo
IC Register
Data is
not loaded
into Servo
IC Register