?? crc32_d32_tb.v
字號:
module crc_tb();
reg [31:0] DATA_IN;
reg CLK;
reg RESET;
reg init;
reg START;
wire [31:0] CRC_OUT;
wire [31:0] neg_crc;
wire [31:0] crc;
CRC32_D32 u1(DATA_IN, CLK, RESET, START, init, CRC_OUT,neg_crc,crc);
initial
CLK <= 1'b1;
always
#5 CLK <= ~ CLK;
initial
begin
RESET <= 1'b0;
#10 RESET <= 1'b1;
end
initial
begin
init <= 1'b0;
#10 init <= 1'b1;
#10 init <= 1'b0;
end
initial
begin
START <= 1'b0;
#30 START <= 1'b1;
//#150 START <= 1'b0;
#30 START <= 1'b0;
end
initial
begin
//8040C020A0604040C020A060007455AAAA55AA5555AA55AAAA55AA5555AA55AAAA55AA5555AA55AAAA55AA5555AA55AAAA55AA5555AA55AAAA55AA55
DATA_IN <= 32'h0;
#30 DATA_IN <= 32'h8040C020;
#10 DATA_IN <= 32'hA0604040;
#10 DATA_IN <= 32'hC020A060;
#10 DATA_IN <= 32'h007455AA;
#10 DATA_IN <= 32'hAA55AA55;
#10 DATA_IN <= 32'h55AA55AA;
#10 DATA_IN <= 32'hAA55AA55;
#10 DATA_IN <= 32'h55AA55AA;
#10 DATA_IN <= 32'hAA55AA55;
#10 DATA_IN <= 32'h55AA55AA;
#10 DATA_IN <= 32'hAA55AA55;
#10 DATA_IN <= 32'h55AA55AA;
#10 DATA_IN <= 32'hAA55AA55;
#10 DATA_IN <= 32'h55AA55AA;
#10 DATA_IN <= 32'hAA55AA55;
#10 $finish;
end
endmodule
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