參數(shù)資料
型號(hào): SAA7325
廠商: NXP Semiconductors N.V.
英文描述: Digital servo processor and Compact Disc decoder with integrated DAC (CD10 II)(具有綜合數(shù)模轉(zhuǎn)換器(DAC)的數(shù)字伺服處理器和光盤譯碼器)
中文描述: 數(shù)字伺服處理器和光盤解碼器集成了援會(huì)(CD10型二)(具有綜合數(shù)模轉(zhuǎn)換器(DAC)的的數(shù)字伺服處理器和光盤譯碼器)
文件頁(yè)數(shù): 45/68頁(yè)
文件大小: 281K
代理商: SAA7325
2000 Jun 26
45
Philips Semiconductors
Product specification
Digital servo processor and Compact Disc
decoder with integrated DAC (CD10 II)
SAA7325
7.15.6
S
UMMARY OF SERVO COMMANDS
A list of the servo commands are given in Table 17. These are fully compatible with SAA7370.
Table 17
SAA7325 servo commands
Notes
1.
2.
3.
These commands only available when internal decoder interface is enabled.
<peak_l> and <peak_r> bytes are clocked out LSB first.
Decoder status flag information in <dec_stat> is only valid when the internal decoder interface is enabled.
COMMANDS
CODE
BYTES
PARAMETERS
Write commands
Write_focus_coefs1
17H
7
<foc_parm3> <foc_int> <ramp_incr> <ramp_height> <ramp_offset>
<FE_start> <foc_gain>
<defect_parm> <rad_parm_jump> <vel_parm2> <vel_parm1>
<foc_parm1> <foc_parm2> <CA_drop>
<foc_mask> <foc_stat> <shock_level>
<foc_gain> <foc_parm1>
<foc_gain> <foc_parm1>
<rad_length_lead> <rad_int> <rad_parm_play> <rad_pole_noise>
<rad_gain> <sledge_parm2> <sledge_parm_1>
<chip_init>
1CH
3CH
<tracks_hi> <tracks_lo> <rad_stat>
<brake_dist> <sledge_U_max> <tracks_hi> <tracks_lo> <rad_stat>
<sledge_level>
<re_offset> <re_gain> <sum_gain>
<decoder_reg_data>
<param_ram_addr> <param_data>
Write_focus_coefs2
27H
7
Write_focus_command
Focus_gain_up
Focus_gain_down
Write_radial coefs
33H
42H
62H
57H
3
2
2
7
Preset_Latch
Radial_off
Radial_init
Short_jump
Long_jump
Steer_sledge
Preset_init
Write_decoder_reg
(1)
Write_parameter
81H
C1H
C1H
C3H
C5H
B1H
93H
D1H
A2H
1
1
1
3
5
1
3
1
2
Read commands
Read_Q_subcode
(1)(2)
Read_status
Read_hilevel_status
(3)
Read_aux_status
0H
70H
E0H
F0H
up to 12 <Q_sub1 to 10> <peak_l> <peak_r>
up to 5
<foc_stat> <rad_stat> <rad_int_lpf> <tracks_hi> <tracks_lo>
up to 4
<intreq> <dec_stat> <seq_stat> <motor_start_time>
up to 3
<re_offset> <re_gain> <sum_gain>
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