XILINX ISE FPGA

module ledloop(iclk,ob);
 output[7:0] ob;
 input iclk;
 reg ob;
 reg[24:0] count ;
 ​​always@(posedge​​ iclk)
  begin
   count<=count+1;
   ob[7:0]<=count[24:17];
  end
endmodule

NET "ob<0>" LOC = P2;
NET "ob<1>" LOC = P3;
NET "ob<2>" LOC = P4;
NET "ob<3>" LOC = P5;
NET "ob<4>" LOC = P14;
NET "ob<5>" LOC = P7;
NET "ob<6>" LOC = P8;
NET "ob<7>" LOC = P15;

NET "iclk" LOC = P54;

MATLAB在图像处理的应用