Aal1 Rxbd - Motorola MPC8260 PowerQUICC II User Manual

Part IV. Communications Processor Module
Table 29-35. AAL5 RxBD Field Descriptions (Continued)
Offset Bits Name
0x02 Ñ DL
0x04 RXDBPTR Rx data buffer pointer. Points to the Þrst location of the associated buffer; may reside in

29.10.5.5 AAL1 RxBD

Figure 29-47 shows the AAL1 RxBD.
0 1
Offset + 0x00 E Ñ
Offset + 0x02
Offset + 0x04
Offset + 0x06
29-71
Data length. The number of octets written by the CP into this BDÕs buffer. It is written by the
CP once the BD is closed. In the last BD of a frame, DL contains the total frame length.
internal or external memory. This pointer must be burst-aligned.
2 3 4 5
W I SNE Ñ
Figure 29-47. AAL1 RxBD
MPC8260 PowerQUICC II UserÕs Manual
Description
6 7 8 9 10
CM
Data Length
Rx Data Buffer Pointer
11 12 13 14 15
Ñ
MOTOROLA