module rise_pulse(
input wire clk,
input wire rst, // synchronous active-high reset
input wire sig_in,
output reg pulse
);
reg prev; // previous sampled value of sig_in
always @(posedge clk)
begin
// Write your code here
if(rst)
begin
pulse <= 0;
prev <= 0;
end
else
begin
pulse <= ((~prev) & sig_in);
prev <= sig_in;
end
end
endmodule