參數資料
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: 67/70頁
文件大小: 1021K
代理商: PEB2245N
PEB 2245
Semiconductor Group
67
8.2
Programming a Conference in a PBX
Figure 31
Table 14
Procedure for each Conference
Bits in IAR
Values for Subscribers
TE ‘A’
TE ‘B’
TE ‘C’
1. Make a list of the conference subscribers
2. Determine the input time slot
Determine the logical input port
ITS6
0
IL3
0
OTS6
0
OL2
0
CNR4
0
CCA5
0
3. Determine the output time slot
Determine the logical output port
4. Find an unused conference number
5. Assign an unused conference control address to
every conference input
6. Fix the input attenuation
IAT1
0
OAT
NOI1
0
7. Fix the output attenuation
8. Fix the noise suppression threshold
9. Insert the determined values in the corresponding
bit positions of the ‘MUSAC-A Work Sheet’ (see
chapter 8.3
and
8.4
). Write the 9 bytes to the CM
and CCM using the three byte IAR access.
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