hugang0120 发表于 2010-3-31 21:04:35

怎样在QuartusII中进行仿真测试?

我按照Pdf上的教程写了一次仿真测试的程序,但仿真时出错了,程序如下:
module stimulus;
wire q,qbar;
reg set,reset;
SR_latch mq(q,qbar,set,reset);
initial
begin
        $monitor($time,"set=%b,reset=%b,q=%b\n",set,reset,q);
        set=0;reset=0;
        #5 reset=1;
        #5 reset=0;
        #5 set=1;
end
endmodule

module SR_latch(Q,Qbar,Sbar,Rbar);
output Q,Qbar;
input Sbar,Rbar;
nand n1(Q,Sbar,Qbar);
nand n2(Qbar,Rbar,Q);
endmodule

仿真结果如下:
Error: Run Analysis and Synthesis (quartus_map) through Technology Mapping followed by Timing Analyzer (quartus_tan) on top level entity "stimulus" before running timing simulation in Simulator (quartus_sim)

我已经问了好多人了,他们都不会。请高手指点一下我,我不甚感激!
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