RGMII
ETH. Cntr. 1
T1040
EMI1
RGMII
RGMII
RTL8211E_VB
Transformer
Transformer
RJ-45 Port
RJ-45 Port
ETH. Cntr. 2
RGMII
RTL8211E_VB
MDIO/MDC
Figure 2-8. RGMII connection
2.8 Ethernet management interface
The T1040 Ethernet management interface (EMI1) is used with the onboard RGMII,
SGMII, and QSGMII PHYs. The figure below shows the EMI block.
Ethernet management interface
QorIQ T1040 Reference Design Board User Guide, Rev. 0, 06/2015
24 Freescale Semiconductor, Inc.
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