AK4589_1 Datasheet, PDF (64/76 Pages) Asahi Kasei Microsystems – 2/8-Channel Audio CODEC with DIR

ASAHI KASEI
Burst Preambles in non-PCM Bitstreams
sub-frame of IEC958
0
34
78
preamble
Aux.
11 12
LSB
0
16 bits of bitstream
27 28 29 30 31
MSB V U C P
15
[AK4589]
Pa Pb Pc Pd
Burst_payload
stuffing
repetition time of the burst
Figure 37. Data structure in IEC60958
Preamble word
Pa
Pb
Pc
Pd
Length of field
Contents
16 bits
sync word 1
16 bits
sync word 2
16 bits
Burst info
16 bits
Length code
Table 30. Burst preamble words
Value
0xF872
0x4E1F
see Table 31
Numbers of bits
MS0339-E-00
- 64 -
2004/09