Figure 17. Serial Audio Input Example Formats - Cirrus Logic Crystal CS8427 Series Preliminary Product Information

ILRCK
Left
ISCLK
Justified
SDIN
(In)
ILRCK
2
I S
ISCLK
(In)
SDIN
ILRCK
Right
ISCLK
Justified
(In)
LSB
SDIN
Left Justified
2
I S
Right Justified
X = don't care to match format, but does need to be set to the desired setting
2
+ I S can accept an arbitrary number of bits, determined by the number of ISCLK cycles
* See Serial Input Port Data Format Register Bit Descriptions for an explanation of the meaning of each bit
DS477PP1
Left
MSB
Left
MSB
Left
MSB
SIMS* SISF* SIRES1/0*
X X
X X
X X

Figure 17. Serial Audio Input Example Formats

Right
LSB MSB
Right
LSB
MSB
LSB
SIJUST*
00 0
00+ 0
XX 1
LSB
LSB
Right
MSB LSB
SIDEL* SISPOL*
0 0
1 0
0 0
CS8427
MSB
MSB
SILRPOL*
0
1
0
21