iverilog/ivtest/ivltests/event_list3.v

49 lines
1.2 KiB
Verilog

/*
* Copyright (c) 2001 Juergen Urban
*
* This source code is free software; you can redistribute it
* and/or modify it in source code form under the terms of the GNU
* General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
module sensitivity_list ();
parameter ii = 4;
reg CLK;
reg A;
reg [ii-1:0] B,C;
initial
begin
#30;
C <= {ii{1'b0}};
#60;
$finish(0);
end
always
begin
CLK = 1'b0;
#10;
CLK = 1'b1;
#10;
$display ($time);
end
always @(A or C) begin
A = 1'b0;
$display ("combinatorial process ", A, " time:",$time);
A = 1'b1;
$display ("combinatorial process ", A, " time:",$time);
B = A+C;
end
endmodule