MPC8280 datasheet(963/1386 Pages) FREESCALE

963 / 1386 page

ATM Controller and AAL0, AAL1, and AAL5

MPC8280 PowerQUICC II Family Reference Manual, Rev. 1

Freescale Semiconductor

31-3

– Sequence number generation

– Sequence number protection (CRC-3 and even parity) generation

— Structured AAL1 cell format

– Automatic synchronization using the structured pointer during reassembly

– Structured pointer generation during segmentation

— Unstructured AAL1 cell format

– Clock recovery using external SRTS (synchronous residual time stamp) logic during

reassembly

– SRTS generation using external logic during segmentation

•

AAL0 format

— Receive

– Whole cell is put in memory

– CRC10 pass/fail indication

— Transmit

– Reads a whole cell from memory

– CRC10 insertion option

•

AAL1 circuit emulation service (refer to Chapter 32, “ATM AAL1 Circuit Emulation Service,” for

more information)

•

AAL2 format

— Refer to Chapter 33, “ATM AAL2”

•

Support for user-defined cells

— Support cells up to 65 bytes

— Extra header insert/load on a per-frame basis

— Extra header size has byte resolution

— Asymmetric cell size for send and receive

— HEC octet insertion option

•PHY

— UTOPIA level II supports 8/16 bits 25/50 MHz

– Supports UTOPIA master and slave modes

– Supports cell-level handshake

– Supports multiple-PHY polling mode

•

ATM pace control (APC) unit

— Peak cell rate pacing on a per-VC basis

— Peak-and-sustain cell rate pacing using GCRA on a per-VC basis

— Peak-and-minimum cell rate pacing on a per-VC basis

— Up to eight priority levels

— Fully managed by CP with no host intervention

MPC8280 Datasheet(PDF) 963 Page - Freescale Semiconductor, Inc

MPC8280 Datasheet(HTML) 963 Page - Freescale Semiconductor, Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL