Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question
How many registers does this design use?
module Matcher
(
input logic clk,
input logic Rst,
input logic DataIn,
output logic Error,
output logic Found
);
logic [8:0] cnt;
logic [2:0] dly;
always @(posedge Clk) begin.
if ( Rst) begin
dly <= 0;
cnt <= 0;
Error <= 0;
Found <= 0;
end else begin
dly[0] <= DataIn;
dly[1] <= dly[0];
dly[2] <=dly[1];
cnt <= cnt + 1;
O 12
O 14
O 128
O 264
if (cnt==128 ) begin
Error <= 1;
end else begin
Error <= 0;
end
if (dly == 3'b101) begin
Found <= 1;
end else begin
Found <= 0;
end
end
end
endmodule
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02
0 3
08
09
Transcribed Image Text:How many registers does this design use? module Matcher ( input logic clk, input logic Rst, input logic DataIn, output logic Error, output logic Found ); logic [8:0] cnt; logic [2:0] dly; always @(posedge Clk) begin. if ( Rst) begin dly <= 0; cnt <= 0; Error <= 0; Found <= 0; end else begin dly[0] <= DataIn; dly[1] <= dly[0]; dly[2] <=dly[1]; cnt <= cnt + 1; O 12 O 14 O 128 O 264 if (cnt==128 ) begin Error <= 1; end else begin Error <= 0; end if (dly == 3'b101) begin Found <= 1; end else begin Found <= 0; end end end endmodule Pick one of the choices 00 02 0 3 08 09
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