tmxf28155 ETC-unknow, tmxf28155 Datasheet - Page 428
tmxf28155
Manufacturer Part Number
tmxf28155
Description
Tmxf28155 Super Mapper 155/51 Mbits/s Sonet/sdh X28/x21 Ds1/e1
Manufacturer
ETC-unknow
Datasheet
1.TMXF28155.pdf
(606 pages)
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155/51 Mbits/s SONET/SDH x28/x21 DS1/E1
19 VT/TU Mapper Functional Description
19.3 VT/TU Mapper Functional Block Diagram
The following block diagram shows a high-level view of the VT/TU mapper block and the interface to the T1/E1
framer, cross connect, SPE mapper (SPEMPR), digital jitter attenuator (DJA), and control (microprocessor inter-
face).
428
FRAMER
TX PATH SIGNALING
RX PATH SIGNALING
CONNECT
CROSS
CONTROL INTERFACE
DJA
FSYNC ALARM
FSYNC ALARM
DATA CLOCK
DATA CLOCK
[28:1]
[28:1]
Figure 38. VT Mapper Interface Diagram
LOPOHDATAOUT
LOPOHVALIDOUT
TRANSMIT VT/TU MAPPER
LOPOHDATAIN
RECEIVE VT/TU MAPPER
E1XCLK
DS1XCLK
LOPOHCLKIN
LOPOHVALIDIN
TRIBUTARY
LOOPBACK
(continued)
RDI, REI PATH, AND LINE ALARMS
RDI, REI PATH, AND LINE ALARMS
RDI-V
REI-V
ALARM CONTROL
CLOCK CONTROL
SPEMPR RDI, REI
TUG3 RDI, REI
DATA CLOCK
DATA
Agere Systems Inc.
TRANSMIT
TRANSMIT
May 2001
RECEIVE
RECEIVE
SPEMPR
SPEMPR
TMUX
TMUX
SPE
SPE
5-9011(F)r.2
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