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USB Audio Design Guide 42/61

3.20.2.3 Conﬁguration 3

This conﬁguration supports sample rates up to 192kHz but only supports 10

channels in and out. It also disables ADAT receive and the mixer. It can be

achieved by commenting out the following lines in customdefines.h:

//# d efine MIXER

//# d efine A D A T_RX 1

and changing the following deﬁnes to:

# define N U M _ USB_CHAN _ I N (10)

# define I 2 S _ C H ANS_ADC (6)

# define S P D I F _RX_INDEX (8)

3.20.2.4 Conﬁguration 4

The same as Conﬁguration 3 but with the CODEC set as I2S master. This conﬁgura-

tion can be made by making the changes for Conﬁguration 3 and commenting out

the following line in customdefines.h:

//# d efine CODEC_SLAVE 1

REV 6.1

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Request AudioReQuest N.Series Manual Pagina 42