【随笔】Verilog HDL

1 //captrue the edge of busy and record
2  always @(posedge clk or posedge busy or negedge reset_n) begin
3 if (reset_n == 1'b0)
4 begin
5 busy_posedge_reg <= 1'b0;
6 end
7 else if(stage_reg == EDLE)
8 begin
9 busy_posedge_reg <= 1'b0;
10 end
11 else
12 begin
13 busy_posedge_reg <= 1'b1;
14 end
15 end

 

产生错误提示:

 

 

Error (10200): Verilog HDL Conditional Statement error at s1_slave.v(176): cannot match operand(s) in the condition to the corresponding edges in the enclosing event control of the always construct

 

 

 

 

posted on 2010-11-24 20:41  stone_xiyi  阅读(428)  评论(0编辑  收藏  举报

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