Xilinx LOGICORE UG144 - Manual (Page 24)

24 www.xilinx.com 1-Gigabit Ethernet MAC v8.5 User Guide
UG144 April 24, 2009
Chapter 2: Core Architecture R
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GMAC Core Without Management Interface and With Address Filter
Figure 2-3 shows the pinout for the GEMAC core when the optional Management Interface
is omitted and the optional Address Filter is included in the core.
The configuration_vector[67:0] input provides the method for configuration of
the core, and mac_unicast_address[47:0] input provides the method of setting the
unicast address used by the Address Filter.
Figure 2-3: Component Pinout for MAC without Optional Management Interface
and with Optional Address Filter
gmii_rx_clk
gmii_rxd[7:0]
gmii_txd[7:0]
gmii_tx_en
gmii_tx_er
reset
gmii_rx_dv
gmii_rx_er
gtx_clk domain
gmii_rx_clk domain
Client Side Interface Physical Side Interface (GMII)
configuration_vector[67:0]
gtx_clk
tx_data[7:0]
tx_ack
tx_underrun
pause_req
pause_val[15:0]
tx_data_valid
tx_ifg_delay[7:0]
tx_statistics_vector[31:0]
tx_statistics_valid
rx_data[7:0]
rx_good_frame
rx_bad_frame
rx_data_valid
rx_statistics_vector[27:0]
rx_statistics_valid
mac_unicast_address[47:0]