Standard Mode Data Timing; Figure 12. Audio Data Timing Detail - Standard Mode, 64Fs - Cs18100, Cs18101; Figure 13. Audio Data Timing Detail - Standard Mode, 128Fs - Cs18102 - Cirrus Logic CobraNet Silicon Series Hardware User Manual

CobraNet Hardware User's Manual
Digital Audio Interface

6.1.3 Standard Mode Data Timing

DAI1_SCLK
FS1
DAI1_DATAx 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2
DAO1_DATAx
23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2

Figure 12. Audio Data Timing Detail - Standard Mode, 64FS - CS18100, CS18101

DAI1_SCLK
FS1
DAI1_DATAx 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2
DAO1_DATAx 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2

Figure 13. Audio Data Timing Detail - Standard Mode, 128FS - CS18102

Each audio channel is comprised of 32 bits of data, regardless of audio sample size. The
figure above shows 24-bit audio data.
The MSB is left justified and is aligned with FS1. Data is sampled on the rising edge of
DAI_SCLK and data changes on the falling edge.
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©
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