module GP_DELAY(input IN, output reg OUT);

	parameter DELAY_STEPS = 1;
	parameter GLITCH_FILTER = 0;

	initial OUT = 0;

	generate

		if(GLITCH_FILTER) begin
			initial begin
				$display("ERROR: GP_DELAY glitch filter mode not implemented");
				$finish;
			end
		end

		//TODO: These delays are PTV dependent! For now, hard code 3v3 timing
		//Change simulation-mode delay depending on global Vdd range (how to specify this?)
		always @(*) begin
			case(DELAY_STEPS)
				1: #166 OUT = IN;
				2: #318 OUT = IN;
				2: #471 OUT = IN;
				3: #622 OUT = IN;
				default: begin
					$display("ERROR: GP_DELAY must have DELAY_STEPS in range [1,4]");
					$finish;
				end
			endcase
		end

	endgenerate

endmodule