Abr transmit flow (continued) -24 – Motorola MPC8260 User Manual
Page 804
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29-24
MPC8260 PowerQUICC II UserÕs Manual
MOTOROLA
Part IV. Communications Processor Module
Figure 29-13. ABR Transmit Flow (Continued)
B-RM/DATA In Rate Cell Tx
B-RM In Rate Cell Tx
Turn-around
and
(First-turn or not
data-in-queue)
CI-TA = CI-TA || CI-VC
Send RM cell (DIR = backwards, CCR-TA, ER-TA, MCR-TA,
CI-TA, NI-TA, CLP=0)
CI-VC = 0
Turn-around = first-turn = FALSE
EXIT
Send Data Cell
CLP = EFCI = 0
Count = Count+1
Schedule:Time_to_send = Now+1/ACR
EXIT
Data Cell Tx
Count = Count+1
Destination End-Sys 1,2,3,4
Yes
No
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