example,gcd.sdc: let user set frequency

2023-07-24 23:14:26 +08:00 · 2023-07-24 23:14:26 +08:00 · e8eb20b3b9
parent f4334c744a
commit e8eb20b3b9
1 changed files with 2 additions and 7 deletions
--- a/example/gcd.sdc
+++ b/example/gcd.sdc
@ -1,11 +1,6 @@
-#current_design gcd
-
-set clk_name  core_clock
 set clk_port_name clk
-set clk_period 420 
+set clk_freq_MHz 500
 set clk_io_pct 0.2

 set clk_port [get_ports $clk_port_name]
-
-create_clock -name $clk_name -period $clk_period  $clk_port
-
+create_clock -name core_clock -period [expr 1000 / $clk_freq_MHz] $clk_port