Analog Devices ADSP-SC58 Series Hardware Reference Manual page 2103

EMAC Functional Description
SMI
Station Management Interface that controls PHY through MDIO and MDC signals.
RMII
Reduced Media Independent Interface
MAC
Media Access Control
PTP
Precision Time Protocol
EMAC Block Diagram and Interfaces
The EMAC Simplified Block Diagram illustrates the overall functional architecture of the Ethernet MAC peripher-
al. The EMAC module is comprised of four major layers: EMAC SCB, EMAC DMA, EMAC MFL, and EMAC
CORE. Each of these layers (subblocks) is explained in depth in their respective sections in this chapter.
31–12 ADSP-SC58x/ADSP-2158x SHARC+ Processor Hardware Reference