AKD7600-A Datasheet, PDF (20/45 Pages) Asahi Kasei Microsystems – AK7600VF Evaluation Board Rev.1

[AKD7600-A]
Command
48H
Shift Setting(Multiple) R/W
Data 1 (2byte) Front Gain setting coefficient
1bit left (x2)
R/W
Data 2 (2byte) Rear Gain setting coefficient
1bit left (x2)
R/W
Data 3 (2byte) SW(NF) Gain setting coefficient 1bit left (x2)
R/W
Data 4 (2byte) Dummy
1bit left (x2)
R/W
Data 5 (2byte) Dummy
1bit left (x2)
R/W
Default Value
0x4000
0x4000
0x4000
0x0000
0x0000
Table 18 F-Gain, R-Gain, and N-Gain
Delay Time Setting (fs step)
1. D1 or D2 delay time setting of Function
2. Delay time setting of each FL, FR, RR, RL, NL and NR channel
FL
RL
Lch input
NL
Delay Memory 1word=24bit
18ms Delay = 794word (44.1 kHz x 0.018)
Rch input
RR FR
NL
Delay Memory 1word=24bit
18ms Delay = 794word (44.1 kHz x 0.018)
L1 out (Front)
L2 out (Rear)
L3 out (SW)
* (1/fs = 1/44100 = approximately 0.0226ms) = one unit.
Figure 15 Delay Time
Command
Data 1 (2byte)
Data 2 (2byte)
Data 3 (2byte)
Data 4 (2byte)
Data 5 (2byte)
49H
Function2 D1 delay time
Set range (0x0000~0x002D)
Front L1 out delay time
Set range (0x0000~0x031A)
Rear L2 out delay time
Set range (0x0000~0x031A)
SW L3 out delay time
Set range (0x0000~0x031A)
Dummy
Setting Unit
Delay time: 1/fs unit
Delay time: 1/fs unit
Delay time: 1/fs unit
Delay time: 1/fs unit
-
R/W
R/W
R/W
R/W
R/W
R/W
R1 out (Front)
R2 out (Rear)
R3 out (SW)
Default Value
0x0000
0x0000
0x0000
0x0000
0x0000
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2008/04