AKM AKD4127-A Посібник - Сторінка 4

Переглянути онлайн або завантажити pdf Посібник для Материнська плата AKM AKD4127-A. AKM AKD4127-A 20 сторінок. Ak4127 evaluation board rev.0

Друкувати сторінку
ASAHI KASEI
Mode
IDIF2
IDIF1
0
L
L
1
L
L
2
L
H
3
L
H
4
H
L
5
H
L
6
H
H
7
H
H
(2) Setting for Output port
(1) When using DIT function of AK4114 (U4)
When using PORT4 (DIT) or J2 (TX), nothing should be connected to PORT3 (OUTPUT). When BICK and
LRCK frequencies are changed, the value of X'tal (X1) frequency should be changed.
• SW4 setting (See Table 5)
Upper-side is "H" and lower-side is "L".
The audio interface format of the AK4114 is fixed to 24bit, MSB justified. ODIF2-0, CMODE2-0 and
OBIT1-0 of SW3 should be used by default setting.
SW4 No.
1
2
3
4
5
6
7
<KM085601>
IDIF0
SDTI Format
L
16bit, LSB justified
H
20bit, LSB justified
L
24/20bit, MSB justified
2
H
24/16bit, I
S Compatible
L
24bit, LSB justified
H
24bit, MSB justified
2
L
24bit, I
S Compatible
H
Table 4. Input Audio Interface Format (Input PORT)
JP6
OBICK
Name
ODIF1
ODIF0
CMODE2
CMODE1
CMODE0
OBIT1
OBIT0
Table 5. SW4 Setting
ILRCK
IBICK
Input
Input
Output
Output
Reserved
JP7
OLRCK
ON ("H")
AK4127 Output Audio I/F Format Setting
Fixed to default
AK4127 Mode Setting
Fixed to default
AK4127 Output bit Length Setting
Fixed to default
- 4 -
[AKD4127-A]
IBICK Freq
Master / Slave
≥ 32fsi
≥ 40fsi
≥ 48fsi
≥ 48fsi or
32fsi
≥ 48fsi
64fs
64fs
OFF ("L")
Default
H
L
H
L
L
H
H
Slave
Master
2006/11