參數(shù)資料
型號(hào): CXD3000R
廠商: Sony Corporation
元件分類: 數(shù)字信號(hào)處理
英文描述: CD Digital Signal Processor with Built-in Digital Servo and DAC
中文描述: CD數(shù)字信號(hào)處理器,具有內(nèi)置數(shù)字伺服和DAC
文件頁數(shù): 46/129頁
文件大?。?/td> 1264K
代理商: CXD3000R
– 46 –
CXD3000R
$DX commands
See "$CX commands".
Command bit
DCLV PWM MD = 1
DCLV PWM MD = 0
Digital CLV PWM mode specified. Both MDS and MDP are used.
CLV-W and CAV-W modes cannot be used.
Digital CLV PWM mode specified. Ternary MDP values are output.
CLV-W and CAV-W modes can be used.
Description
Command bit
TB = 0
TB = 1
TP = 0
TP = 1
Bottom hold at a cycle of RFCK/32 in CLVS and CLVH modes.
Bottom hold at a cycle of RFCK/16 in CLVS and CLVH modes.
Peak hold at a cycle of RFCK/4 in CLVS mode.
Peak hold at a cycle of RFCK/2 in CLVS mode.
Description
Command
Data 1
CLV CTRL
DCLV
PWM MD
TB
TP
Gain
CLVS
D23
D22
D21
D20
Data 2
VP7
VP6
VP5
VP4
D19
D18
D17
D16
Data 3
VP3
VP2
VP1
VP0
D15
D14
D13
D12
The rotational velocity R of the spindle can be expressed with the following equation.
R =
R: Relative velocity at normal speed = 1
n: VP0 to 7 setting value
256 – n
32
Command bit
FCSW
PCC1
PCC0
Processing
The VPCO1 signal is output and the VPCO2 pin is high impedance.
The VPCO1 and 2 pin outputs are high impedance.
The VPCO1 pin output is low and the VPCO2 pin is high impedance.
The VPCO1 pin output is high and the VPCO2 pin is high impedance.
The VPCO1 and 2 signals are output.
The VPCO1 and 2 pin outputs are high impedance.
The VPCO1 and 2 pin outputs are low.
The VPCO1 and 2 pin outputs are high.
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
Processing for the $CX commands PCC1 and PCC2 and the $EX command FCSW is shown below.
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