AN645 Datasheet, PDF (16/202 Pages) Silicon Laboratories – Si477X PROGRAMMING GUIDE

AN645
DCLK
DFS
I²S
DOUT
1 DCLK
1
2
MSB
LEFT CHANNEL
1 DCLK
3
n-2
n-1
n
1
2
LSB
MSB
Figure 4. I²S Audio Format
RIGHT CHANNEL
3
n-2
n-1
n
LSB
DCLK
DFS
DOUT
1
2
MSB
LEFT CHANNEL
RIGHT CHANNEL
3
n-2
n-1
n
1
2
3
n-2
n-1
n
LSB
MSB
LSB
Figure 5. Left-Justified Audio Format
DCLK
DFS
DOUT
LEFT CHANNEL
RIGHT CHANNEL
1
2
3
MSB
n-2
n-1
n
1
2
3
LSB
MSB
Figure 6. Right-Justified Audio Format
n-2
n-1
n
LSB
16
Rev. 0.3