cn8237 Mindspeed Technologies, cn8237 Datasheet - Page 278

• Manufacturer Part Number: cn8237
• Description: Atm Oc-12 Servicesar Plus With Xbr Traffic Management
• Manufacturer: Mindspeed Technologies

13.0 ATM UTOPIA Interface
13.4 UTOPIA Level 2 Interface
13.4.1 Cell Tagging
13-6
In addition to the standard 53-octet cell formats, given in
the CN8237 supports user programmable cell sizes for Routing Tag applications.
This allows a maximum cell size of 64 bytes. These cell formats are shown in
Tables 13-7
programmed into the TAG_SIZE bits of CONFIG1.
Table 13-5. Cell Format 8-bit Mode
Table 13-6. Cell Format 16-bit Mode
Bit 15
Bit 7
UDF1 (HEC) (byte 5)
UDF1 (HEC) (byte 5)
Mindspeed Technologies
Payload 48
Payload 47
and 13-8. The number of octets added for the tagging function is
Payload 1
Payload 1
Header 1
Header 2
Header 3
Header 4
Header 1
Header 3
...
...
:
ATM OC-12 ServiceSAR Plus with xBR Traffic Management
Bit 8 Bit 7
0
UDF2 (0) (byte 6)
™
Payload 48
Payload 2
Header 2
Header 4
...
Tables 13-5
0
28237-DSH-001-C
and 13-6,
CN8237