PM73121ꢀAAL1gator II
Data Sheet
PMC-Sierra, Inc.
PMC-980620
,VVXHꢀꢁ
AAL1 SAR Processor
Figure 37 shows the contents of the receive buffer with T1 data for lines in the SDF-FR mode.
Only the first 24 bytes of each frame buffer and the first 24 frame buffers of every 32 are used.
This provides storage for 384 frames of T1 data.
DS0
Frame Buffer Number
31
0
0
Frame 0
Frame 1
Frame 23
Frame 24
23
32
Frame 47
•
•
Frame 360
Frame 383
511
Figure 37. T1 SDF-FR Format of the R_DATA_BUFFER
Figure 38 shows the contents of the receive buffer with E1 data for lines in the SDF-MF mode.
DS0
Frame Buffer Number
31
0
0
MF 0
16
32
MF 1
MF 2
496
511
MF 31
Figure 38. E1 SDF-MF Format of the R_DATA_BUFFER
ꢄꢄ
PMC [ PMC-SIERRA, INC ]
