module fir ( output [7 :0] Y, input input [7:0] A, B, C, X, clk, input validsample); [7:0] X1, x2, Y; reg always @ (posedge clk) if(validsample) begin x1 <= X; X2 <= X1; Y <= A* X+B* x1+C* x2; end endmodule 1) Write a test bench for this code and perform logic simulation, and print out the waveform.

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
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module fir(
output
[7:0] Y,
input
input
[7:0] A, B, C, x,
clk,
input
validsample);
reg
[7:0] X1, x2, Y;
always @ (posedge clk)
if (validsample) begin
X1
<= X;
X2
<= X1;
<= A* X+B* X1+C* X2;
end
endmodule
1) Write a test bench for this code and perform logic simulation, and print out the waveform.
Transcribed Image Text:module fir( output [7:0] Y, input input [7:0] A, B, C, x, clk, input validsample); reg [7:0] X1, x2, Y; always @ (posedge clk) if (validsample) begin X1 <= X; X2 <= X1; <= A* X+B* X1+C* X2; end endmodule 1) Write a test bench for this code and perform logic simulation, and print out the waveform.
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