module SevenSegmentDec(sw, led);
	input [3:0] sw;
	output [7:0] led;

	function [7:0] LedDec;
		input [3:0] num;
		begin
			case (num)

				4'h0:	LedDec = 8'b11000000; //0
				4'h1:	LedDec = 8'b11111001; //1
				4'h2:	LedDec = 8'b10100100; //2
				4'h3:	LedDec = 8'b10110000; //3
				4'h4:	LedDec = 8'b10011001; //4
				4'h5:	LedDec = 8'b10010010; //5
				4'h6:	LedDec = 8'b10000010; //6
				4'h7:	LedDec = 8'b11111000; //7
				4'h8:	LedDec = 8'b10000000; //8
				4'h9:	LedDec = 8'b10011000; //9
				4'ha:	LedDec = 8'b10001000; //A
				4'hb:	LedDec = 8'b10000011; //B
				4'hc:	LedDec = 8'b10100111; //C
				4'hd:	LedDec = 8'b10100001; //D
				4'he:	LedDec = 8'b10000110; //E
				4'hf:	LedDec = 8'b10001110; //F
				default: LedDec = 8'b11111111; // LED OFF
			endcase
		end
	endfunction

	assign led=LedDec(sw);
endmodule