Product Specs

44 I
2
S — Inter-IC sound interface
Page
451
31
x.PTR
x.PTR + 4
x.PTR + n - 4
24 23
16 15 8 7 0
Figure 135: Memory mapping for 8 bit mono. CONFIG.SWIDTH = 8Bit, CONFIG.CHANNELS = Left.
31
x.PTR
x.PTR + 4
x.PTR + (n*4) - 4
16 15 0
Figure 136: Memory mapping for 16 bit stereo. CONFIG.SWIDTH = 16Bit, CONFIG.CHANNELS =
Stereo.
31
x.PTR
x.PTR + 4
16 15 0
x.PTR + (n*2) - 4
Figure 137: Memory mapping for 16 bit mono, left channel only. CONFIG.SWIDTH = 16Bit,
CONFIG.CHANNELS = Left.
31
23 0
x.PTR
x.PTR + 4
x.PTR + (n*8) - 8
x.PTR + (n*8) - 4
Figure 138: Memory mapping for 24 bit stereo. CONFIG.SWIDTH = 24Bit, CONFIG.CHANNELS =
Stereo.
Left sample 3
Left sample 2
Left sample 1
Left sample 0
Left sample 7
Left sample 6
Left sample 5
Left sample 4
Left sample
n-1
Left sample
n-2
Left sample
n-3
Left sample
n-4
Right sample 0
Left sample 0
Right sample 1
Left sample 1
Right sample n - 1
Left sample n - 1
Left sample 1
Left sample 0
Left sample 3
Left sample 2
Left sample n - 1
Left sample n - 2
Sign ext.
Left sample 0
Sign ext.
Right sample 0
Sign ext.
Left sample n - 1
Sign ext.
Right sample n - 1