4 NET CLK_N LOC = "K22" | DIFF_TERM = "TRUE" | IOSTANDARD = "LVDS_25";
\r
5 NET CLK_P LOC = "K21" | DIFF_TERM = "TRUE" | IOSTANDARD = "LVDS_25";
\r
6 NET Ethernet_Lite_COL LOC = "M16" | IOSTANDARD = "LVCMOS25";
\r
7 NET Ethernet_Lite_CRS LOC = "N15" | IOSTANDARD = "LVCMOS25";
\r
8 NET Ethernet_Lite_MDC LOC = "R19" | IOSTANDARD = "LVCMOS25";
\r
9 NET Ethernet_Lite_MDIO LOC = "V20" | IOSTANDARD = "LVCMOS25";
\r
10 NET Ethernet_Lite_PHY_RST_N LOC = "J22" | IOSTANDARD = "LVCMOS25" | TIG;
\r
11 NET Ethernet_Lite_RXD[0] LOC = "P19" | IOSTANDARD = "LVCMOS25";
\r
12 NET Ethernet_Lite_RXD[1] LOC = "Y22" | IOSTANDARD = "LVCMOS25";
\r
13 NET Ethernet_Lite_RXD[2] LOC = "Y21" | IOSTANDARD = "LVCMOS25";
\r
14 NET Ethernet_Lite_RXD[3] LOC = "W22" | IOSTANDARD = "LVCMOS25";
\r
15 NET Ethernet_Lite_RX_CLK LOC = "P20" | IOSTANDARD = "LVCMOS25";
\r
16 NET Ethernet_Lite_RX_DV LOC = "T22" | IOSTANDARD = "LVCMOS25";
\r
17 NET Ethernet_Lite_RX_ER LOC = "U20" | IOSTANDARD = "LVCMOS25";
\r
18 NET Ethernet_Lite_TXD[0] LOC = "U10" | IOSTANDARD = "LVCMOS25";
\r
19 NET Ethernet_Lite_TXD[1] LOC = "T10" | IOSTANDARD = "LVCMOS25";
\r
20 NET Ethernet_Lite_TXD[2] LOC = "AB8" | IOSTANDARD = "LVCMOS25";
\r
21 NET Ethernet_Lite_TXD[3] LOC = "AA8" | IOSTANDARD = "LVCMOS25";
\r
22 NET Ethernet_Lite_TX_CLK LOC = "L20" | IOSTANDARD = "LVCMOS25";
\r
23 NET Ethernet_Lite_TX_EN LOC = "T8" | IOSTANDARD = "LVCMOS25";
\r
24 NET LEDs_4Bits_TRI_O[0] LOC = "D17" | IOSTANDARD = "LVCMOS25";
\r
25 NET LEDs_4Bits_TRI_O[1] LOC = "AB4" | IOSTANDARD = "LVCMOS25";
\r
26 NET LEDs_4Bits_TRI_O[2] LOC = "D21" | IOSTANDARD = "LVCMOS25";
\r
27 NET LEDs_4Bits_TRI_O[3] LOC = "W15" | IOSTANDARD = "LVCMOS25";
\r
28 NET Push_Buttons_4Bits_TRI_I[0] LOC = "F3" | IOSTANDARD = "LVCMOS25";
\r
29 NET Push_Buttons_4Bits_TRI_I[1] LOC = "G6" | IOSTANDARD = "LVCMOS25";
\r
30 NET Push_Buttons_4Bits_TRI_I[2] LOC = "F5" | IOSTANDARD = "LVCMOS25";
\r
31 NET Push_Buttons_4Bits_TRI_I[3] LOC = "C1" | IOSTANDARD = "LVCMOS25";
\r
32 NET RESET LOC = "H8" | IOSTANDARD = "LVCMOS15" | TIG;
\r
33 NET RS232_Uart_1_sin LOC = "H17" | IOSTANDARD = "LVCMOS25";
\r
34 NET RS232_Uart_1_sout LOC = "B21" | IOSTANDARD = "LVCMOS25";
\r
36 # additional constraints
\r
39 NET "CLK" TNM_NET = sys_clk_pin;
\r
40 TIMESPEC TS_sys_clk_pin = PERIOD sys_clk_pin 200000 kHz;
\r