Professional format coding – NTi Audio Digilyzer DL1 User Manual
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professional Format Coding
Overview of codings and abbrevations used for the professional
channel status display (MSB left).
Byte Bit Bit-info
Digilyzer
Explanation
Channel status Quick view
0
0 Use of channel status
0
CONSUMER
CON
Consumer format
1
PROFESSNAL PRO
Professional format
1 Data coding
0
LINEAR PCM
Linear PCM samples
1
NO LIN PCM
No lin. PCM samples
2-4 Audio signal emphasis
000
EMPH NO ID
Emphasis no ID
001
RES.EMPHAS
Reserved
010
RES.EMPHAS
Reserved
011
RES.EMPHAS
Reserved
100
NO EMPHAS.
No emphasis
101
RES.EMPHAS
Reserved
110
50/15uS EM
50/15 ms emphasis
111
CCITT EMPH
CCITT emphasis
5 Locking of source sample frequency
0
LOCK NO ID
Locked (condition
1
UNLOCKED
not indicated)
6-7 Sampling frequency
00
see byte 4, bit 3-6
01
FS=48.0kHz
48.0kHz
10
FS=44.1kHz
44.1kHz
11
FS=32.0kHz
32.0kHz
1
0-3 Channel mode
0000
CHNL NO ID
-----
Mode not indicated
0001
TWO CHANNL 2-CHN
Two channel mode
0010
SINGLE CHN
1-CHN
Single channel mode
0011
PRM/SEC CH
PR/SE
Primary/sec. mode
0100
STEREO CHN STREO
Stereophonic mode
0101
CH MOD RES
-----
Reserved
0110
CH.MOD RES
-----
Reserved
0111
1CH FS*2 M
FS*2
1C2f mode
1000
1CH FS*2 L
FS*2L
1C2f, stereo left
1001
1CH FS*2 R
FS*2R
1C2f, stereo right
1010
CH.MOD RES
-----
Reserved
Appendix