NET clk LOC = C9; # 50Mhz Clock Signal NET clk PERIOD = 20ns; # 20ns = 50Mhz NET reset LOC = K17 | IOSTANDARD = LVTTL | PULLDOW; # Reset, BTN_SOUTH NET led(0) LOC = F12; NET led(1) LOC = E12; NET led(2) LOC = E11; NET led(3) LOC = F11; NET led(4) LOC = C11; NET led(5) LOC = D11; NET led(6) LOC = E9; NET led(7) LOC = F9;