參數(shù)資料
型號: PEB2245N
廠商: SIEMENS AG
英文描述: ?Multipoint Switching and Conferencing Unit - Attenuation?
中文描述: ?多點交換和會議股-衰減?
文件頁數(shù): 43/70頁
文件大小: 1021K
代理商: PEB2245N
PEB 2245
Semiconductor Group
43
Access 2 to CCM
DI0
Logical 0
D9/D8
Noise suppression threshold
D7/D6
Input attenuation level
D5
Output attenuation level
Note:
D7, D6, D5 are only relevant to conference mode; in the multipoint switching
mode these bits must be logical 0.
D4 … D0
Conference number: 21 independent simultaneous conferences are possible. By
using the conference number 1F
H
an attenuation or noise suppression can be
inserted in a channel without conferencing.
IA7/IA6
Logical 0
IA5 … IA0
Conference control address
Please note:
The sequence of programming (access 1, access 2) is important.
D9
D8
Noise Suppression Threshold
0
0
no noise suppression
0
1
fifth step, first segment
1
0
ninth step, first segment
1
1
sixteenth step, first segment
D7
D6
Input Attenuation Level
0
0
0 dB
0
1
3 dB
1
0
6 dB
1
1
9 dB
D5
Output Attenuation Level
0
0 dB
1
3 dB
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