$stop : Undesired termination of the simulation. All the system activities are suspended. $finish : Used to relieve the compiler. Good analogy ... ... <看更多>

always @(posedge clock) begin // 當clock 時脈在正邊緣時才執行 f = a; end. 而initial 則通常是在測試程式test bench 當中使用的，在一開始初始化的時後，可以 ... ... <看更多>

This tutorial has covered how to write testbench and how different constructs such as $monitor, $display, $stop, $ finish are used to write a ... ... <看更多>

There is a syntax error in the testbench code that you posted. ... r_iRst = 1; #50; r_iRst = 0; #5000 $finish; end endmodule. ... <看更多>

end. // Clock generator. always begin. #5 clock = ~clock; // Toggle clock every 5 ticks. end. // Connect DUT to test bench. first_counter U_counter (. ... <看更多>