cxd2548r Sony Electronics, cxd2548r Datasheet - Page 31

• Manufacturer Part Number: cxd2548r
• Description: Cd Digital Signal Processor With Built-in Digital Servo And Dac
• Manufacturer: Sony Electronics

[2] Description of CD Signal Processing and DAC System Commands and Subcode Interface
2-1. Description of Commands and Data Sets
$4X commands
• When the Focus-on command ($47) is canceled, $02 is sent and the auto sequence is interrupted.
• When the Track jump/Move commands ($48 to $4F) are canceled, $25 is sent and the auto sequence is
$5X commands
e.g.) D2 = D0 = 1, D3 = D1 = 0 (Initial Reset)
$6X commands
e.g.) D3 = 0, D2 = D1 = D0 = 1 (Initial Reset)
$7X commands
• The maximum track count is 65,535, but note that with a 2N-track jump the maximum track jump count
• When the track jump count is from 0 to 15, the COUT signal is counted; when the count is 16 or over, the
Auto sequence track jump
count setting
CANCEL
FOCUS-ON
1 TRACK JUMP
10 TRACK JUMP
2 NTRACK JUMP
N TRACK MOVE
Blind (A, E), Over flow (C)
Brake (B)
KICK (D)
interrupted.
Auto sequence timer setting
Set timers: A, E, C, B
Auto sequence timer setting
Set timer: D
Auto sequence track jump/move count setting (N)
This command is used to set N when a 2N-track jump or N-track move is executed for auto sequence.
depends on the mechanical limitations of the optical system.
MIRR signal is counted.
A = E = C = 0.11ms
B = 0.23ms
D = 10.15ms
Command
Command
Command
Command
D23 D22 D21 D20 D19 D18 D17 D16 D15 D14 D13 D12 D11 D10 D9 D8
2
0.18ms
0.36ms
11.6ms
15
AS3
D23
D23
0
0
1
1
1
1
2
Data 1
14
2
0.09ms
0.18ms
5.8ms
13
AS2
D22
D22
0
1
0
0
1
1
2
12
RXF = 0 FORWARD
RXF = 1 REVERSE
2
0.05ms
0.09ms
2.9ms
11
AS1
D21
D21
– 31 –
0
1
0
1
0
1
2
Data 2
10
2
0.02ms
0.05ms
1.45ms
9
RXF
RXF
RXF
RXF
AS0
D20
D20
0
1
2
8
2
7
2
Data 3
6
2
5
2
4
2
3
2
Data 4
2
2
CXD2548R
1
2
0