Figure 2, Figure 1, De b in – Cirrus Logic AN335 User Manual

Page 8: An335

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AN335REV1

AN335

Figure 1. Normal Mode Timing

Figure 2. Audio Clock Connections

Mode B

4 timeslots/cycle

Mode A

2 timeslots/cycle

FS1 -

Both modes

SCLK

Figure 2 - Normal Mode Timing

Mode A: CS18100, CS18101, CS49610, CS49611
Mode B: CS18102 , CS49612

DAO2_LRCLK

DAO1_LRCLK

DAI1_LRCLK

138

FS1

(word clock)

Figure 3 - Audio Clock Connections

In all cases: Pin 22 is connected to Pin 138 (DAO1_LRCLK, DAI1_LRCLK )
For CS18100, CS18101: FS1 is taken from Pin 22 (DAO1_LRCLK)
For CS18102: FS1 is taken from Pin 14 (DAO2_LRCLK)

DAO1_SCLK

SCLK

(bit clock)

CS181xx