PM73121ꢀAAL1gator II
Data Sheet
PMC-Sierra, Inc.
PMC-980620
,VVXHꢀꢁ
AAL1 SAR Processor
7.6.7 T_OAM_QUEUE
Organization: 2 cells × 32 words
Base address: 01400h
Index: 20h
Type: Read/Write
Function: Stores two transmit OAM cells.
Initialization: An optimization is to initialize to the body of an OAM cell so only the
header must be modified before sending.
Format: Refer to the following table.
Offset
Name
T_OAM_CELL_1
T_OAM_CELL_2
Description
Transmit OAM cell 1.
Transmit OAM cell 2.
01400h
01420h
T_OAM_CELL_n Format
Offset
Bits 15:8
Bits 7:0
Word 0
Word 1
Word 2
Header 1
Header 3
Header 2
Header 4
Header 5 (HEC)
Bits 7:1
Not used. Set to 0.
(Pre-calculated by software)
Bit 0
0
1
Disables CRC-10 insertion.
Enables CRC-10 insertion.
Word 3
Payload 1
Payload 2
.
.
.
.
.
.
.
.
.
Payload 47
Payload 48
Word 26
If CRC-10 is enabled in Word 2, set data to 0 in Word 26. Word 26 will be replaced by
the computed CRC-10 result as the cell is transmitted.
ꢀꢂꢂ
PMC [ PMC-SIERRA, INC ]
