AKD4382 Datasheet, PDF (4/26 Pages) Asahi Kasei Microsystems – EVALUATION BOARD REV.A FOR AK4382

ASAHI KASEI
[AKD4382]
3) Using AKM’s evaluation board for ADC
To evaluate the AK4382 with analog input, the AKM’s evaluation board for ADC can be used. MCLK, BICK and
LRCK and A/D converted data are sent to the AKD4382 through PORT2(EXT) via 10 pin flat cable.
JP4
JP5
JP6
JP7
MCLK
BICK SDATA LRCK
4) Feeding all signals from external
Under the following set-up, all external signals can be fed through POTR2(EXT).
JP4
JP5
JP6
JP7
MCLK
BICK SDATA LRCK
n DIP switch(S1) set up
S1 sets the mode of the AK4112A. Set-up is needed only for the evaluation mode 1 and 2. ON is “H” and OFF is
“L”.
No.
Pin
1
CM0
2
CM1
3 OCKS1
4 OCKS0
Default
Introduction
OFF
Clock mode set-up
OFF
(Refer to the table 4.)
OFF
MCLK frequency set-up
OFF
(Refer to the table 5.)
Table 3. S1 set-up
CM1
(S1-2)
OFF
OFF
CM0
(S1-1)
MCKO
SDTO
OFF
TORX or BNC
TORX or BNC
ON
X’tal
“0” data
Table 4. AK4112A clock mode set-up
OCKS1
(S1-3)
OFF
ON
OCKS0
(S1-4)
MCLK
LRCK
Normal Double
OFF
256fs
Yes
Yes
OFF
512fs
Yes
No
Table 5. AK4112A MCLK frequency set-up
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