Compiler Directives parameter half_cycle=50; parameter stop_time 350; initial begin:clockloop /Note:clock_loop is a named block of statements clock=0; forever begin half_cycle clock=1; clock half_cycle clock=0; end end 100 200 300 initial stop_time disable clock_loop; 2021/1/13 ASIC Design,by Yan Bo 18ASIC Design, by Yan Bo Compiler Directives initial begin: clock=0; forever begin # 50 clock=1; # 50 clock=0; end end clock_loop // Note: clock_loop is a named block of statements initial # 350 disable clock_loop; parameter half_cycle = 50; # half_cycle # half_cycle parameter stop_time = 350; # stop_time 2021/1/13 18