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
pulse <= rst ? 1'b00 : (~(prev)&sig_in);
prev <= rst ? 1'b00 : sig_in ;
end
endmodule