reg [19:0] clk_counter; reg [0:19] clk_counter; 这两个定义竟然完全不一样，结果我使用clk_couter[17]差异甚大，笑死我了。 Last modification：June 9, 2017 © Allow specification reprint Support Appreciate the author AliPayWeChat Like 送杯咖啡，做个交流，谢谢！
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