xilinx/xc7/tests/buttons/buttons_zybo.v - symbiflow-arch-defs - Git at Google

 module top(
     input  wire clk,

     input  wire [2:0] sw,
     output wire [3:0] led
 );
     assign led[2:0] = sw;
 endmodule
	module top(
	input wire clk,

	input wire [2:0] sw,
	output wire [3:0] led
	);
	assign led[2:0] = sw;
	endmodule