PM5366-PI PMC-Sierra, Inc., PM5366-PI Datasheet - Page 181

• Manufacturer Part Number: PM5366-PI
• Description: HIGH DENSITY 84/63 CHANNEL VT/TU MAPPER AND M13 MULTIPLEXER
• Manufacturer: PMC-Sierra, Inc.

PRELIMINARY
DATASHEET
PMC-2010672
PROPRIETARY AND CONFIDENTIAL
LIUs
LIUs
Telecom Bus
Telecom Bus
D3M A
D3M D
VTPP
VTPP
M 13
M 13
M 13
M 13
clock and data from the RJAT to the transmit clock and data going to the M13
mux and SONET/SDH mapper. The RJAT may be bypassed if desired.
Conceptually, the data flow through a single tributary in this loopback condition is
illustrated in Figure 20.
Figure 20
T1/E1 Diagnostic Digital Loopback
When Diagnostic Digital loopback is initiated, by writing a 1 to the DLOOP bit
through the RJAT Indirect Channel Data register, the appropriate tributary in the
TEMAP-84 is configured to internally connect its transmit clock and data to the
receive clock and data The data flow through a single tributary in this loopback
condition is illustrated in Figure 21.
M 13
M 13
M 13
M 13
DS3/E3
DS3/E3
TRAN
FRM R
RTOP/
TTOP
RTTB
M 13
M 13
M 13
M 13
M 13
DS3/E3 Rx System I/F
M 13
DS3/E3 Tx System I/F
- T1/E1 Line Loopback
TRAP
M 13
M 13
M 13
M 13
M 13
M 13
ISSUE 1
PISO
SIPO
M 13
RTDM
INSBI
EXSBI
M 13
(byte)
TTM P
(byte)
M 13
M 13
(bit)
(bit)
169
Line Loopback
JAT84
T1/E1
T1/E1
JAT84
FRM R84
HIGH DENSITY 84/63 CHANNEL VT/TU MAPPER
T1/E1
B/W Port
B/W Port
Flexible
Flexible
Ingress
Egress
EXSBI
INSBI
AND M13 MULTIPLEXER
PM5366 TEMAP-84
SBI 155