參數(shù)資料
型號： SAA7377
廠商： NXP Semiconductors N.V.
英文描述： Digital servo processor and Compact Disc decoder CD7
中文描述： 數(shù)字伺服處理器和CD7抗原光盤解碼器
文件頁數(shù)： 39/56頁
文件大小： 311K
代理商： SAA7377
1998 Jul 06
39
Philips Semiconductors
Product specifications
Digital servo processor and Compact Disc
decoder (CD7)
SAA7377
7.14.5
S
UMMARY OF SERVO COMMAND PARAMETERS
Table 15
Servo command parameters
PARAMETER
RAM
ADDRESS
AFFECTS
POR
VALUE
DETERMINES
foc_parm_1
focus PID
end of focus lead
defect detector enabling
focus low-pass
focus error normalising
focus lead length
minimum light level
focus integrator crossover frequency
focus PID loop gain
sensitivity of drop-out detector
asymmetry of focus ramp
peak-to-peak value of ramp voltage
slope of ramp voltage
minimum value of focus error
end of radial lead
radial low-pass
length of radial lead
radial integrator crossover frequency
radial loop gain
filter during jump
PI controller crossover frequencies
jump pre-defined profile
maximum speed in fastrad mode
sledge bandwidth during jump
maximum sledge distance allowed in fast actuator
steered mode
brake distance of sledge
voltage on sledge during long jump
voltage on sledge when steered
sledge integrator crossover frequency
sledge low-pass frequencies
sledge gain
sledge operation mode
pulse width
pulse height
defect detector setting
shock detector operation
radial on-track watchdog time
radial jump watchdog time-out
foc_parm_2
focus PID
foc_parm_3
focus PID
foc_int
foc_gain
CA_drop
ramp_offset
ramp_height
ramp_incr
FE_start
rad_parm_play
rad_pole_noise
rad_length_lead
rad_int
rad_gain
rad_parm_jump
vel_parm1
vel_parm2
speed_threshold
hold_mult
brake_dist_max
14H
15H
12H
16H
18H
19H
28H
29H
1CH
1EH
2AH
27H
1FH
32H
48H
49H
21H
focus PID
focus PID
focus PID
focus ramp
focus ramp
focus ramp
focus ramp
radial PID
radial PID
radial PID
radial PID
radial PID
radial jump
radial jump
radial jump
radial jump
radial jump
radial jump
70H
70H
00H
sledge_long_brake
sledge_Umax
sledge_level
sledge_parm_1
sledge_parm_2
58H
36H
17H
radial jump
sledge
sledge
sledge
sledge
7FH
sledge_pulse1
sledge_pulse2
defect_parm
shock_level
playwatchtime
jumpwatchtime
46H
64H
54H
57H
pulsed sledge
pulsed sledge
defect detector
shock detector
watchdog
watchdog
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SAA7377GP 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital servo processor and Compact Disc decoder CD7
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