PXF4336 Datasheet, PDF (64/425 Pages) Infineon Technologies AG – ABM Premium ATM Buf fer Manager

ABM-P
PXF 4336 V1.1
Functional Description
3.4
Buffer Manager and Queue Scheduler Details
This section provides more detailed information about buffering (cell acceptance) and
scheduling (cell emission) functions.
•
Queue Scheduler Unit
Empty Cell Cycle
Common Real-Time
Queue
Scheduler Block 0
Buffer Manager Unit
Cell Acceptance
Algorithm
accept
discard
Scheduler Block j
R
R
W
F
Q
R
R
Scheduler Block 127
Denotes an optional per Queue Rate Shaper (PCR limited leaky bucket )
Denotes an absolute per Scheduler Block Rate
Figure 3-14 Cell Acceptance and Scheduling
Data Sheet
64
2001-12-17