PEF22827EL-V11 Lantiq, PEF22827EL-V11 Datasheet - Page 101
PEF22827EL-V11
Manufacturer Part Number
PEF22827EL-V11
Description
Manufacturer
Lantiq
Datasheet
1.PEF22827EL-V11.pdf
(311 pages)
Specifications of PEF22827EL-V11
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7.6.2
Link management is performed in two layers, LT and NT, as shown in
Figure 14
The Link State Machine supports inter-operability by providing services and
mechanisms specified in the Standard. The Link State Machine provides:
•
•
•
Note: To reload the CR_STP from the WS_STP when a warm link is active, a transition
•
Preliminary Data Sheet
Cold and warm starts
Transfer to and from an idle link
Standard Sets of Transmission Parameters (STPs) for links used by the state
machine (CR_STP, DF_STP0, DF_STP1, DF_STP2, WS_STP, WR_STP). Upon
transition to the Steady State, the current STP (CR_STP) always contains the
transmission parameters that were current in the previous state.
different states that may precede the Steady State.
Power back off mechanism
to warm start must be set on the LT side only, using the
To do this, first clear the
enter ‘no operation’ mode. Then, set the
001, to trigger a new warm start.
Management of Standard Compliant Links
LT Link Management
Link Management at the LT and the NT
State Machine
External Host
PM Controls
LT Link
LT
MAIN_MODE
VOC Messages
101
register (bits 2:0 to 000) on the LT side, to
MAIN_MODE
NT Link Management
Operation – Digital Block
State Machine
register (bits 2:0) to 011 or
PM Controls
EEPROM
MAIN_MODE
NT Link
NT
link_management
Rev. 1.1, 2005-01-30
Figure 15
Figure
VDSL6100i
PEF 22827
register.
14.
shows
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