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-rw-r--r--altera-socfpga/example/constrain_clocks.sdc3
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diff --git a/altera-socfpga/example/constrain_clocks.sdc b/altera-socfpga/example/constrain_clocks.sdc
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+create_clock -name "clk_50mhz" -period 20.000ns clk_clk
+derive_pll_clocks -create_base_clocks
+derive_clock_uncertainty \ No newline at end of file