module seg7_led(
	input [4-1:0] data_in,
	output reg [7-1:0] led_out
);
always @(*) begin
	case(data_in)
		4'h0:led_out = 7'b1000000;
		4'h1:led_out = 7'b1111001;
		4'h2:led_out = 7'b0100100;
		4'h3:led_out = 7'b0110000;
		4'h4:led_out = 7'b0011001;
		4'h5:led_out = 7'b0010010;
		4'h6:led_out = 7'b0000010;
		4'h7:led_out = 7'b1111000;
		4'h8:led_out = 7'b0000000;
		4'h9:led_out = 7'b0010000;
		4'ha:led_out = 7'b0001000;
		4'hb:led_out = 7'b0000011;
		4'hc:led_out = 7'b1000110;
		4'hd:led_out = 7'b0100001;
		4'he:led_out = 7'b0000110;
		4'hf:led_out = 7'b0001110;
		default:led_out = 7'b1111111;
	endcase
end
endmodule