參數(shù)資料
型號: T8100A
英文描述: H.100/H.110 Interface and Time-Slot Interchangers
中文描述: H.100/H.110接口和時隙Interchangers
文件頁數(shù): 51/112頁
文件大小: 1408K
代理商: T8100A
Lucent Technologies Inc.
47
Advance Data Sheet
November 1999
H.100/H.110 Interfaces and Time-Slot Interchangers
Ambassador T8100A, T8102, and T8105
2 Architecture and Functional Description
(continued)
2.5 Clocking Section
(continued)
2.5.6 MTIE
(continued)
2.5.6.3 Using the Bit Slider
(continued)
A secondary benefit may come about in T8100A/02/05 applications which use sliding between frames on local ref-
erence inputs. In this case, a board that is mastering an H.100/H.110 system, can pull an entire system slowly into
frame alignment with external trunks, instead of just frequency locking to external trunks.
2.5.7 Clock Fallback
5-6112F
Figure 17. A, B, and C Clock Fallback State Diagram
DIAG_ABC
DIAG_AB
C_ONLY
B_ONLY
B_ERROR
B_MASTER
A_ERROR
A_ONLY
A_MASTER
INITIAL
DIAGNOSTIC/FORCED CLOCKING
FAFALLBACK CLOCKING, ASSUMES
B CLOCKS FAIL
B CLOCKS FAIL
A CLOCKS FAIL
A CLOCKS FAIL
A CLOCKS
B CLOCKS FAIL
RA CLOCKS
RB CLOCKS
AND C CLOCKS, NO FALLBACK PERMITTED
= DRIVES A CLOCKS, B CLOCKS,
DIAG_AB
NO FALLBACK PERMITTED
C_ONO FALLBACK PERMITTED
= DRIVES C CLOCKS ONLY,
B_ONLY
CAN DRIVE
C CLOCKS IN
FALLBACK CONDITION
A_ONLY
= DRIVES A CLOCKS,
CAN DRIVE
FALLBACK CONDITION
B_MASTER
= DRIVES B AND C CLOCKS,
AFALLBACK CONDITION
A_MAALL CLOCKS SHUT OFF IN
= DRIVES A AND C CLOCKS,
FALLBACK CONDITION
= NO CLOCKING,
WB_EREPROGRAMMED
= NO CLOCKING,
WA_ERROR
REPROGRAMMED
TLEAVE THESE STATES
BASCOUNTERS
相關PDF資料
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