AKD4393 Datasheet, PDF (5/21 Pages) Asahi Kasei Microsystems – EVALUATION BOARD REV.C FOR AK4393

ASAHI KASEI
[AKD4393]
4. DIP switch set-up
Confirm the set-up of the DIP switch before the operation. “ON” means “H” and “OFF” means “L”.
4-1. Set-up of SW3, SW4(Mode set-up of AK4393: see the data sheet of AK4393)
DIF2
OFF
OFF
OFF
OFF
ON
DIF1
OFF
OFF
ON
ON
OFF
DIF0
OFF
ON
OFF
ON
OFF
Table 2
Mode
BICK
0: LSB justified, 16bit
1: LSB justified, 20bit
2: LSB justified, 24bit
3: I²S
4: MSB justified, 24bit
≥32fs
≥40fs
≥48fs
≥48fs
≥48fs
Audio Serial Interface Format Select Pins (SW3-5,6,7)
(default)
4-2. Set-up of SW6 (Mode set-up of CS8414. About details, see the data-sheet of CS8414)
Adjust the audio data format of CS8414 (DIR) to AK4393. CS8414 does not match the LSB justified 20bit/24bit mode of
AK4393.
M3
(SW6-2)
OFF
OFF
OFF
M2
(SW6-3)
OFF
OFF
ON
M1
(SW6-4)
OFF
ON
OFF
M0
(SW6-5)
OFF
OFF
ON
Data format
MSB justified, 24bit
I²S
LSB justified, 16bit
Table 3. Set-up of SW6
JP4
INV
THR (default)
THR
SW6-1 (SEL): Usually ON.
SW6-6 (CS12): Select the channel for indicating the channel status.
ON: Rch (default), OFF: Lch
5. Parallel/Serial Control
SW5: set up P/S pin of AK4393.
H: parallel mode. PORT3 is used JP11, 12 and 13 should be open.
L: serial mode. PORT3 is used. JP11, 12 and 13 should be open.
6. Other set-up
SW1: Reset of AK4393. Select "H" during operation.
SW2: Soft-mute of AK4393. 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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