module DW01_incdec_inst( inst_A, inst_INC_DEC, SUM_inst ); parameter width = 8; input [width-1 : 0] inst_A; input inst_INC_DEC; output [width-1 : 0] SUM_inst; // Instance of DW01_incdec DW01_incdec #(width) U1 ( .A(inst_A), .INC_DEC(inst_INC_DEC), .SUM(SUM_inst) ); endmodule