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发表于 2011-10-24 12:02:24
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补一个verilog的,刚才没看到你要的是verilog的
module bidirec (oe, clk, inp, outp, bidir);
// Port Declaration
input oe;
input clk;
input [7:0] inp;
output [7:0] outp;
inout [7:0] bidir;
reg [7:0] a;
reg [7:0] b;
assign bidir = oe ? a : 8'bZ ;
assign outp = b;
// Always Construct
always @ (posedge clk)
begin
b <= bidir;
a <= inp;
end
endmodule |
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