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MII Management Interface (0x0510:0x0515)

II-50 Slave Controller – Register Description

3.46 MII Management Interface (0x0510:0x0515)

Table 70: MII Management Interface Register Overview

Length

(Byte)

Description

0x0510:0x0511

MII Management Control/Status

0x0512

PHY Address

0x0513

PHY Register Address

0x0514:0x0515

PHY Data

0x0516

MII Management ECAT Access State

0x0517

MII Management PDI Access State

0x0518:0x051B

PHY Port Status

PDI controls the MII management interface if MII Management PDI Access register 0x0517.0=1, otherwise

EtherCAT controls the MII management interface. Exception for ET1100: PDI controls the MII management

interface if Transparent Mode is enabled.

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Beckhoff EtherCAT Registers Section II Manual do Utilizador Página 62