Texas Instruments TMS320C6454 Mdio, Rgmdio, Rgmdclk, Mdclk, Mrxer/Rmrxer, Mrxdv, Mcrs/Rmcrsdv

Models: TMS320C6454

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TMS320C6454

 

 

 

 

Fixed-Point Digital Signal Processor

 

 

www.ti.com

 

SPRS311A –APRIL 2006 –REVISED DECEMBER 2006

 

 

 

 

 

 

 

 

Ethernet MAC

 

 

 

 

(EMAC)

 

 

 

 

Transmit

 

 

 

 

MII

 

 

 

MTXD[7:2],

RMII

 

 

 

MTXD[1:0]/RMTXD[1:0]

 

 

 

 

 

 

 

 

GMII

MDIO

 

 

 

 

 

 

RGTXD[3:0]

RGMII(A)

Input/Output

 

 

 

 

 

 

 

 

MII

 

 

 

Receive

 

MDIO

 

 

 

RMII

 

 

MII

GMII

 

 

MRXD[7:2],

 

 

 

RMII

 

 

 

MRXD[1:0]/RMRXD[1:0]

RGMII(A)

RGMDIO

 

 

 

 

GMII

 

 

 

RGRXD[3:0]

RGMII(A)

Clock

 

PRODUCT

 

 

 

Error Detect

MII

RGMDCLK

 

 

 

 

 

 

 

 

 

and Control

RMII

MDCLK

 

 

 

 

MRXER/RMRXER,

MII

GMII

 

 

 

 

 

MRXDV,

RMII

 

 

 

MCRS/RMCRSDV,

RGMII(A)

 

 

 

 

PREVIEW

MCOL,

GMII

 

 

MTXEN/RMTXEN

 

 

 

 

 

 

 

 

 

 

RGTXCTL, RGRXCTL

RGMII(A)

 

 

 

 

 

 

 

 

Clocks

 

 

 

MTCLK/RMREFCLK,

MII

 

 

 

 

 

 

 

MRCLK,

RMII

 

 

 

GMTCLK

 

 

 

 

 

GMII

 

 

 

RGTXC,

RGMII(A)

 

 

 

RGRXC,

 

 

 

 

RGREFCLK

 

 

 

 

 

Ethernet MAC (EMAC) and MDIO

 

A.RGMII signals are mutually exclusive to all other EMAC signals.

Figure 2-10. EMAC/MDIO [MII/RMII/GMII/RGMII] Peripheral Signals

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Device Overview

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Texas Instruments TMS320C6454 Mdio, Rgmdio, Rgmdclk, Mdclk, Mrxer/Rmrxer, Mrxdv, Mcrs/Rmcrsdv, Mcol, Mtclk/Rmrefclk, Mrclk