AKD4395 Datasheet, PDF (8/25 Pages) Asahi Kasei Microsystems – EVALUATION BOARD REV.C FOR AK4395

ASAHI KASEI
[AKD4395]
4-2. Set-up of SW3,(Mode set-up of AK4395: see the datasheet of AK4395)
Mode
0
1
2
3
4
DIF2
(SW3-2)
OFF
OFF
OFF
OFF
ON
DIF1
(SW3-3)
OFF
OFF
ON
ON
OFF
DIF0
(SW3-4)
OFF
ON
OFF
ON
OFF
Mode
0: 16bit LSB Justified
1: 20bit LSB Justified
2: 24bit MSB Justified
3: I²S Compatible
4: 24bit LSB Justified
BICK
≥32fs
≥40fs
≥48fs
≥48fs
≥48fs
(default)
Table 11. Audio Serial Interface Format Select pins (SW3-2,3,4)
4-3.Set-up of SW6(Mode set-up of CS8414. About details, see the datasheet of CS8414)
Adjust the audio format of CS8414(DIR) to AK4395. CS8414 does not match the LSB justified 20bit/24bit mode of
AK4395.
M3
(SW6-2)
OFF
OFF
OFF
M2
(SW6-3)
OFF
OFF
ON
M1
(SW6-4)
OFF
ON
OFF
M0
(SW6-5)
OFF
OFF
ON
Format
24bit MSB Justified
I²S Compatible
16bit LSB Justified
JP4
INV
THR ^(default)
THR
Table 12. Set-up SW6
SW6-1(SEL) :Usually ON.
SW6-6(CS12): Select the channel for indicating the channel status.
ON: Rch, OFF: Lch(default)
5. Parallel/Serial Control
SW5: set up P/S pin of AK4395.
“H”: Parallel mode. Nothing should be connected to PORT3. JP11, 12 and 13 should be short.
“L”: Serial mode. PORT3 is used. JP11, 12 and 13 should be open. SW4-1 and SW4-3 must be OFF.
6. Other set-up
SW1: Reset of AK4395. Select "H" during operation.
SW2: Soft-mute of AK4395. The soft-mute is executed during SW2 pushed.
LE1 : This LED shows pre-emphasis status. It turns on when the data is pre-emphasized.
LE2 : This LED shows the output of VERF pin in CS8414. It turns on when the error is occured in CS8414.
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