AKD4955-A Datasheet, PDF (5/89 Pages) Asahi Kasei Microsystems – AK4955 Evaluation Board Rev.3

[AKD4955-A]
(2) Evaluation of D/A using DIR of AK4118A.
(2-1) Setting with External Slave Mode < Default >
PORT1 (TORX) is used. Nothing should be connected to PORT2 (TOTX) and PORT3 (DSP).
MCKI, BICK, LRCK and SDTI are supplied from the AK4118A.
In addition, registers of the AK4955 should be set to “External Slave Mode” and setting of AK4118A should
be set to “Master Mode”.
SW4 (M/S) should be set to “ON (H)”.
JP10
XTI-SEL
JP11
BICK-SEL
JP12
JP13
BICK-PHASE LRCK-SEL
JP15
SDTI-SEL
4
8
5
5
5
6
26
2
JP16
MCKI-SEL
4
8
5
Figure 6.Setting of jumper pins with External Slave Mode
(2-2) Setting with External Master Mode
PORT1 (TORX) is used. Nothing should be connected to PORT2 (TOTX) and PORT3 (DSP).
MCKI and SDTI are supplied from the AK4118A, and BICK and LRCK of the AK4955 is output to the
AK4118A.
In addition, registers of the AK4955 should be set to “External Master Mode” and setting of AK4118A
should be set to “Slave Mode”.
SW4 (M/S) should be set to “OFF (L)”.
JP10
XTI-SEL
JP11
BICK-SEL
JP12
JP13
BICK-PHASE LRCK-SEL
JP15
SDTI-SEL
4
8
5
5
5
6
26
2
JP16
MCKI-SEL
4
8
5
Figure 7.Setting of jumper pins with External Master Mode
<KM104703>
-5-
2011/08