iverilog/ivtest/ivltests/pr243_std.v

63 lines
1.7 KiB
Verilog

/*
* Copyright (c) 2001 Uwe Bonnes
*
* 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
*/
`define ADC_DATA_OFFSET 5
`define ADC_CHANELS 8*48
//`define ADC_CHANELS 348
module mymod (out1,out2,state,reset);
input [8:0] state;
input reset;
output out1,out2;
assign out1 = (state > `ADC_DATA_OFFSET) ? 1 : 0;
assign out2 = (state > `ADC_CHANELS + `ADC_DATA_OFFSET +1)|| (reset);
endmodule // mymod
module t;
reg [8:0] state;
reg reset;
wire out1,out2;
mymod m1 (out1,out2,state,reset);
initial
begin
//$timeformat(-9,0,"ns",5);
$display(" TIME:state:out1:out2");
$monitor("%t:%5d:%4d:%4d",$time,state,out1,out2);
state =0;
reset = 0;
#10
reset=1;
#20
reset=0;
#5110
$finish;
end
always
begin
#10
if (reset)
state = 0;
else
state=state+1;
end
endmodule // t