Lsb (Right) Justified - Samsung S5PC110 Manual

S5PC110_UM

2.5.3 LSB (RIGHT) JUSTIFIED

LSB-Justified (Right-Justified) format is opposite to the MSB-justified format. In other word, the transferring serial
data is aligned with ending point of I2SLRCLK transition.
shows the audio serial format of IIS, MSB-justified, and LSB-justified. Note that in this figure, the word
Figure 2-6
length is 16-bit and I2SLRCLK makes transition every 24 cycle of I2SSCLK (BFS is 48 fs, where fs is sampling
frequency; I2SLRCLK frequency).
LRCLK
SCLK
SD
LRCLK
SCLK
MSB
SD
(1st)
LRCLK
SCLK
SD
Left
MSB 2nd
N-1th
(1st) Bit
Bit
Left
2nd N-1th
Bit Bit
MSB - Justified ( Left - Justified )
Left
1st N-2th
Bit Bit
LSB - Justified ( Right - Justified ) Format ( N = 8 or 16 )
Figure 2-6
MSB 2 nd
( 1st) Bit
I2S Format ( N = 8 or 16 )
MSB 2nd
(1st) Bit
Format ( N = 8 or 16 )
LSB 1st
(N-1th ) Bit
IIS Audio Serial Data Formats
2 IIS MULTI AUDIO INTERFACE
Right
N- 1th
Bit
Right
N-1th
Bit
Right
N- 2th LSB
Bit (N-1th )
2-9