clock =1;end//主程序alwaysbeginrepeat(10)beginred = on; light(red,(`clock_period*10)); green = on; light(green,(`clock_period*10)); amber = on; light(amber,(`clock_period*10));end#100;$stop;end//tasktasklight;outputcolor;input[31:0] delay; color =repeat(delay) @ (posedgeclo...
你好，这个其实就是重复8次，以clk的上升沿作为触发点
timeunit1ns;timeprecision1ns; always_ff@(posedgeclk)begin:power_loop logic[M-1:0]q_temp;//tempvariableforinsidetheloop if(E==0) q<= 1; // do to power of 0 is a decimal 1 else begin q_temp = d; repeat (E-1) begin q_temp = q_temp * d; end q <= q_temp; end end: ...
always @ (posedge clk) begin repeat (4) begin data <= data + 1; end end endmodule 在上述例子中,定义了一个4位的计数器变量count和一个4位的数据变量data。在每个时钟的上升沿,通过repeat语句重复执行一个代码块,这个代码块将data变量加1,循环执行4次。这样,每4个时钟周期,data变量的值将增加4。 需...
moduletb;bitclk;always#10clk = ~clk;initialbeginbit[2:0] num =$random;$display("[%0t] Repeat loop is going to start with num = %0d",$time, num);repeat(num) @(posedgeclk);$display("[%0t] Repeat loop has finished",$time);$finish;endendmodule ...
moduletb;bitclk;always#10clk=~clk;initialbeginbit[2:0]num=$random;$display("[%0t] Repeat loop is going to start with num = %0d",$time,num);repeat(num)@(posedgeclk);$display("[%0t] Repeat loop has finished",$time);$finish;endendmodule ...
repeat (6) begin //重复6次 @(posedge sig_a) //上升沿 sig_b = ~sig_b; //翻转 end 四、While 循环 while循环的每次迭代之前都会判断指定条件是否满足,如果为真,就执行条件内的循环代码块;否则,就不会执行。注意该语句不可综合。 1、语法 while <condition> begin //判断条件 // Code to execute...
@(posedge sig_a) //上升沿 sig_b = ~sig_b; //翻转 end 1. 2. 3. 4. 在这个例子中可以看到, <number> 参数被设置为 6。因此,repeat循环将在终止之前总共运行六次。 在verilog 中,@ 符号被用实现wait event,这意味着代码将在此行暂停并等待括号中的条件评估为真---一旦发生代码将继续运行。在此...
// CHECK: assert property (@(posedge clk) a); // CHECK: assert property (@(negedge clk) a); // CHECK: assert property (@(edge clk) a); @@ -146,6 +165,10 @@ hw.module @Properties(in %clk: i1, in %a: i1, in %b: i1) { %i6 = ltl.implication %i5, %n0 : !ltl....