CS8420 CIRRUS [Cirrus Logic], CS8420 Datasheet - Page 17

• Manufacturer Part Number: CS8420
• Description: DIGITAL AUDIO SAMPLE RATE CONVERTER
• Manufacturer: CIRRUS [Cirrus Logic]

DS245PP2
X = don’t care to match format, but does need to be set to the desired setting
+ I
* not 11 - See Serial Input Port Data Format Register Bit Descriptions for an explanation of the meaning of each bit
Left
Justified
(In)
Right
Justified
(In)
I S
(In)
2
2
S can accept an arbitrary number of bits, determined by the number of ISCLK cycles
Right Justified
Left Justified
I
ILRCK
ISCLK
SDIN
ILRCK
ISCLK
2
SDIN
S
ILRCK
ISCLK
SDIN
LSB
SIMS
MSB
X
X
X
Left
Figure 16. Serial Audio Input Example Formats
MSB
Left
SISF
MSB
X
X
X
Left
SIRES1/0
LSB
00+
XX*
LSB
00
LSB
SIJUST
MSB
0
0
1
Right
Right
MSB
MSB
SIDEL
Right
0
1
0
SISPOL
LSB
LSB
0
0
0
LSB
CS8420
SILRPOL
MSB
0
1
0
MSB
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