Verilog module testbench2 (); reg a, b, c; wire y; // instantiate device under test sillyfunction dut (a, b, c, y); // apply inputs one at a time // checking results initial begin 0; #10; = 0; b = 0; c = if (y !== 1) $display(“000 failed."); a C 1; #10; 0) $display(“001 failed."); 1; c = 0; if (y !== 0) $display(“010 failed."); if (y !=: b #10; C 1; #10; if (y !== 0) $display(“011 failed."); 1; b = 0; c = 0; #10; if (y !== 1) $display(“100 failed."); c = 1; a = 3%3D #10; 1) $display(“101 failed."); #10; if (y !== 1; c = 0; if (y !== 0) $display(“110 failed."); c = 1; if (y !== b = #10; 0) $display(“111 failed."); end endmodule
Verilog module testbench2 (); reg a, b, c; wire y; // instantiate device under test sillyfunction dut (a, b, c, y); // apply inputs one at a time // checking results initial begin 0; #10; = 0; b = 0; c = if (y !== 1) $display(“000 failed."); a C 1; #10; 0) $display(“001 failed."); 1; c = 0; if (y !== 0) $display(“010 failed."); if (y !=: b #10; C 1; #10; if (y !== 0) $display(“011 failed."); 1; b = 0; c = 0; #10; if (y !== 1) $display(“100 failed."); c = 1; a = 3%3D #10; 1) $display(“101 failed."); #10; if (y !== 1; c = 0; if (y !== 0) $display(“110 failed."); c = 1; if (y !== b = #10; 0) $display(“111 failed."); end endmodule
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
Explain how this code works...give the lab report
Transcribed Image Text:Verilog
module testbench2 ();
reg a, b, c;
wire y;
// instantiate device under test
sillyfunction dut (a, b, c, y);
// apply inputs one at a time
// checking results
initial begin
0; b = 0; c = 0; #10;
a
1) $display(“000 failed.");
#10;
0) $display(“001 failed.");
#10;
if (y !==
C
13;
if (y !=
1; c = 0;
if (y !=
=3D
b
0) $display(“010 failed.");
#10;
=
C
1;
if (y !== 0) $display(“011 failed.");
a = 1; b = 0; c = 0; #10;
if (y !=
1;
1) $display(“100 failed.");
#10;
=3=
C
if (y !== 1) $display(“101 failed.");
b = 1; c = 0;
#10;
0) $display(“110 failed.");
13;
if (y !=
#10;
if (y !== 0) $display(“111 failed.");
end
endmodule
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