###################################################################### # These are the two 40 MHz clocks that come from the block # generators/cleaners that provide the high-precision clock to the # backplane. create_clock -period 24.950 -name clk_40_backplane_lo [get_ports clk_40_backplane_lo_p] create_clock -period 24.950 -name clk_40_backplane_hi [get_ports clk_40_backplane_hi_p] # And similar for the 40 MHz clock regenerated from the backplane clock (either 40 MHz or 320 MHz). create_clock -period 24.950 -name clk_40_backplane_regen [get_ports clk_40_backplane_regen_p] ######################################################################