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| 型號(hào)： | KB9223-L |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | RF AMP & SERVO SIGNAL PROCESSOR |
| 中文描述： | 射頻放大器 |
| 文件頁(yè)數(shù)： | 29/34頁(yè) |
| 文件大小： | 614K |
| 代理商： | KB9223-L |
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PRELIMINARY
RF AMP & SERVO SIGNAL PROCESSOR
29
KB9223 / KB9223-L
M/M-97-P006
1997. 10. 17
3.2.6 RAM Set($5X~$7X)
The value of RAM set is somewhat different to the actual count and the initial value is like below
4.Auto Adjustment Command
This command is used for auto control of offset,balance,gain adjustment and reference voltage setting. .
This command is also in control of on/off and sub type of laser diode and test or set mode.
4.1 Tracking balance ($800~$81F)
Table 6. Auto sequence command
Hexa
AS3
AS2
AS1
AS0
Remark
Cancel
$40
0
0
0
0
Reset
Auto focus
$47
0
1
1
1
-
1 Track jump
$48
$49
1
1
0
0
0
0
0
1
Forward
Reverse
10 Track
jump
$4A
$4B
1
1
0
0
1
1
0
1
Forward
Reverse
2N track jump
$4C
$4D
1
1
1
1
0
0
0
1
Forward
Reverse
M track move
$4E
$4F
1
1
1
1
1
1
0
1
Forward
Reverse
Table 7. RAM set table
Item
Initial value
actual count value
Blind
$55
Set value +4~5 WDCK clock
overflow, Brake
Set value +3 WDCK clock
Kick
$67
Set value +5 WDCK clock
2N ,M Track jump
$7E
Set value +3 WDCK clock
Item
Hexa
Data(5bits)
initial value
ISTAT(pin31)
TRCNT(pin30)
Tracking balance
$800~$81F
D4~D0
$81F
BAL
TRCNT
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