CN8236EBGB Mindspeed Technologies, CN8236EBGB Datasheet - Page 136

• Manufacturer Part Number: CN8236EBGB
• Description: ATM SAR 155Mbps 3.3V ABR/CBR/GFR/UBR/VBR 388-Pin BGA
• Manufacturer: Mindspeed Technologies

Specifications of CN8236EBGB

• Package: 388BGA
• Traffic Class: ABR|CBR|GFR|UBR|VBR
• Utopia Type: Level 1|Level 2
• Host Interface: PCI
• Maximum Data Rate: 155 Mbps
• Typical Operating Supply Voltage: 3.3 V
• Minimum Operating Supply Voltage: 3 V

5.0 Reassembly Coprocessor
5.4 Buffer Management
5-26
5.4.8.7 Error Conditions
5.4.8.6 AAL3/4 Early
Packet Discard
Processing
The CN8236 performs EPD for AAL3/4 CPCS-PDUs with these steps:
Partially reassembled CPCS-PDUs is recovered for the following error
conditions:
• Sets the appropriate error bit in the PDU_CHECKS field for a new RSM
• Sets the CPCS_LENGTH field to 0.
• Sets the BD_PNTR field to point to the partially reassembled PDU.
• Writes the Status Queue entry.
• Discards all cells of that PDU up to and including the EOM cell for that
• Non-EOM Max PDU Length exceeded
• Free buffer queue underflow
• Status queue overflow
Status Queue entry.
PDU.
Mindspeed Technologies
ATM ServiceSAR Plus with xBR Traffic Management
™
28236-DSH-001-B
CN8236