signal_processing/hardware/signal_processing.sdc

# External clock clk_50 has a frequency of 50 MHz
create_clock -period 20   [get_ports clk_input]

derive_pll_clocks

set clk_main u_pll_200|pll_200|altera_pll_i|general[0].gpll~PLL_OUTPUT_COUNTER|divclk

# Input delays for singals in 50 MHz domain
set_input_delay \
    -clock { clk_input }  \
    2 \
    [get_ports {reset_n}]

# Input delays for singals in 200 MHz domain
set_false_path \
    -from \
    [get_ports {key_start}]

# Output delays for singals in 200 MHz domain
set_false_path \
    -to \
    [get_ports { \
        leds[0] \
        leds[1] \
        leds[2] \
        leds[3] \
        leds[4] \
        leds[5] \
        leds[6] \
        leds[7] \
    }]