Crystal CS4281, Руководство по программированию

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CS4281 Programming Manual
DS308PRM1 95
Confidential Draft 3/7/00
20-bit signed FIFO data
31 23 15 7
byte 3 byte 2 byte 1 byte 0
Host Memory
0
0 0
0h
0 19 20 39
0h
16BitC1 H 16BitC1 L 16BitC2 H 16BitC2 L
16BitC1 H 16BitC1 L 16BitC2 H 16BitC2 L
L ChL LChr R ChH R ChL RChr L ChH
31 23 15 7
byte 3 byte 2 byte 1 byte 0
0
0 0
0h
0 19 20 39
0h
16BitM H 16BitM L
16BitM H 16BitM H 16BitM L 16BitM L
20-bit signed FIFO data
Host Memory
L ChL LChr R ChH R ChL RChr L ChH
Figure 34. 16-Bit Big-Endian Formats
31 23 15 7
byte 3 byte 2 byte 1 byte 0
0
0 19 20 39
20BitC1 H 20BitC1 L
20-bit signed FIFO data
Host Memory
20BitC1
r
Left
transfer
20BitC1
r
20BitC1 L 20BitC1 H
L ChL LChr R ChH R ChL RChr L ChH
31 23 15 7
byte 3 byte 2 byte 1 byte 0
0
0 19 20 39
20BitC2 H 20BitC2 L
20-bit signed FIFO data
Host Memory
20BitC2
r
Right
transfer
20BitC1
r
20BitC1 L 20BitC1 H
20BitC2
r
20BitC2 L 20BitC2 H
L ChL LChr R ChH R ChL RChr L ChH
31 23 15 7
byte 3 byte 2 byte 1 byte 0
0
0 19 20 39
20BitL H 20BitL L
20-bit signed FIFO data
Host Memory
20BitL r
Left or
Mono
transfer
20BitL r
20BitL L 20BitL H
L ChL LChr R ChH R ChL RChr L ChH
00h 0h
0h 00h
31 23 15 7
byte 3 byte 2 byte 1 byte 0
0
0 19 20 39
20BitR H 20BitR L
20-bit signed FIFO data
Host Memory
20BitRr
Right
transfer
20BitR r
20BitR L 20BitR H
L ChL LChr R ChH R ChL RChr L ChH
00h 0h
0h 00h
Figure 35. 20-Bit Stereo Big-Endian Formats
31 23 15 7
byte 3 byte 2 byte 1 byte 0
0
0 19 20 39
20BitM H 20BitM L
20-bit signed FIFO data
Host Memory
20BitM r
20BitM r 20BitM r
20BitM L 20BitM L 20BitM H 20BitM H
L ChL LChr R ChH R ChL RChr L ChH
31 23 15 7
byte 3 byte 2 byte 1 byte 0
0
0 19 20 39
20BitM H 20BitM L
20-bit signed FIFO data
Host Memory
20BitM r
20BitM r 20BitM r
20BitM L 20BitM L 20BitM H 20BitM H
L ChL LChr R ChH R ChL RChr L ChH
Figure 36. 20-Bit Playback Mono Formats
D
ra
ft