MPC8280 datasheet(43/1386 Pages) FREESCALE

43 / 1386 page

MPC8280 PowerQUICC II Family Reference Manual, Rev. 1

Freescale Semiconductor

xliii

Contents

Paragraph

Number

Title

Page

Number

34.5.4.11.1

As Initiator (NE).............................................................................................. 34-67

34.5.4.11.2

As Responder (FE) .......................................................................................... 34-67

34.5.4.12

IDCR Operation................................................................................................... 34-68

34.5.4.12.1

IDCR Start-up.................................................................................................. 34-68

34.5.4.12.2

Activating a Group in IDCR Mode ................................................................. 34-69

34.5.4.13

End-to-End Channel Signalling Procedure.......................................................... 34-69

34.5.4.13.1

Transmit ........................................................................................................... 34-69

34.5.4.13.2

Receive ............................................................................................................ 34-70

Chapter 35

ATM Transmission Convergence Layer

35.1

Features .......................................................................................................................... 35-2

35.2

Functionality .................................................................................................................. 35-3

35.2.1

Receive ATM Cell Functions..................................................................................... 35-3

35.2.1.1

Receive ATM 2-Cell FIFO .................................................................................... 35-5

35.2.2

Transmit ATM Cell Functions ................................................................................... 35-5

35.2.2.1

Transmit ATM 2-Cell FIFO ................................................................................... 35-6

35.2.3

Receive UTOPIA Interface........................................................................................ 35-6

35.2.4

Transmit UTOPIA Interface ...................................................................................... 35-6

35.3

Signals............................................................................................................................ 35-6

35.4

TC Layer Programming Mode ...................................................................................... 35-6

35.4.1

TC Layer Registers .................................................................................................... 35-6

35.4.1.1

TC Layer Mode Registers 1–8 (TCMODEx) ........................................................ 35-7

35.4.1.2

Cell Delineation State Machine Registers 1–8 (CDSMRx)................................... 35-8

35.4.1.3

TC Layer Event Registers 1–8 (TCERx) ............................................................... 35-9

35.4.1.4

TC Layer Mask Register (TCMRx)..................................................................... 35-10

35.4.2

TC Layer General Registers .................................................................................... 35-10

35.4.2.1

TC Layer General Event Register (TCGER)....................................................... 35-10

35.4.2.2

TC Layer General Status Register (TCGSR)....................................................... 35-11

35.4.3

TC Layer Cell Counters ........................................................................................... 35-11

35.4.3.1

Received Cell Counters 1–8 (TC_RCCx)............................................................ 35-11

35.4.3.2

Transmitted Cell Counters 1–8 (TC_TCCx)........................................................ 35-11

35.4.3.3

Errored Cell Counters 1–8 (TC_ECCx)............................................................... 35-12

35.4.3.4

Corrected Cell Counters 1–8 (TC_CCCx) ........................................................... 35-12

35.4.3.5

Transmitted IDLE Cell Counters 1–8 (TC_ICCx)............................................... 35-12

35.4.3.6

Filtered Cell Counters 1–8 (TC_FCCx)............................................................... 35-12

35.4.4

Programming FCC2................................................................................................. 35-12

35.4.5

Programming and Operating the TC Layer ............................................................. 35-12

35.4.5.1

Receive ................................................................................................................ 35-12

35.4.5.2

Transmit ............................................................................................................... 35-13

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