RMII2
REFCLK I/O
RMII1
REFCLK I/O
Control
Module
rmii1_io_clk_en
pd_per_cpsw_50mhz_gclk
CPSW_3GSS
rmii1_50mhz_clk
rmii2_io_clk_en
rmii2_50mhz_clk
RMII1_REFCLK
RMII2_REFCLK
rmii1_mhz50_clk
rmii2_mhz50_clk
PRCM
GMII_SEL
Integration
www.ti.com
Figure 14-2. Ethernet Switch RMII Clock Detail
14.2.5 GMII Interface Signal Connections and Descriptions
GMII Interface can operate in GIG/MII Modes.
In GIG(1000Mbps) Mode 3PSW operates only in Full duplex Mode.
In MII Mode(100/10 Mbps) 3PSW operates in Full duplex and Half Duplex.
The pin connections of the GMII Interace are shown in Figure 14-3.
1170
Ethernet Subsystem SPRUH73H–October 2011–Revised April 2013
Submit Documentation Feedback
Copyright © 2011–2013, Texas Instruments Incorporated
To Next Page
Loading...
Need help?
General
