class dacreg_trans; 
//input  port
  rand bit         Cal_end     ;
//output port
  rand bit         Prbs        ; 
  rand bit [14 :0] Set0        ;
  rand bit [14 :0] Set1        ;
  rand bit [14 :0] Set2        ;
  rand bit [14 :0] Set3        ;
  rand bit [14 :0] Set4        ;
  rand bit [14 :0] Set5        ;
  rand bit [14 :0] Set6        ;
  rand bit [14 :0] Set7        ;
  rand bit [14 :0] Set8        ;
  rand bit [14 :0] Set9        ;
  rand bit [14 :0] Set10       ;
  rand bit [14 :0] Set11       ;
  rand bit [14 :0] Set12       ;
  rand bit [14 :0] Set13       ;
  rand bit [14 :0] Set14       ;
  rand bit [14 :0] Set15       ;
  rand bit [2  :0] Dac_addr    ;
  rand bit [2  :0] Dac_dw      ;
  rand bit [8  :0] Dac_ref     ;
  rand bit [16 :0] Prbs_rst0   ;
  rand bit [16 :0] Prbs_set0   ;
  rand bit [16 :0] Prbs_rst1   ;
  rand bit [16 :0] Prbs_set1   ;
  rand bit         Cal_sig     ;
  rand bit         Cal_rstn    ;
  rand bit         Cal_div_rstn;

constraint cstr {
  	Cal_end >=	   0	;
  	Cal_end <=	5000	;

}

  function new();

  endfunction

  function bit[26:0] compare(dacreg_trans tr);

    bit[26:0] result  =  27'b0;
    
    if(tr.Prbs          !=  Prbs        )  result[ 0]=1'b1;
    if(tr.Set0          !=  Set0        )  result[ 1]=1'b1;
    if(tr.Set1          !=  Set1        )  result[ 2]=1'b1;
    if(tr.Set2          !=  Set2        )  result[ 3]=1'b1;
    if(tr.Set3          !=  Set3        )  result[ 4]=1'b1;
    if(tr.Set4          !=  Set4        )  result[ 5]=1'b1;
    if(tr.Set5          !=  Set5        )  result[ 6]=1'b1;
    if(tr.Set6          !=  Set6        )  result[ 7]=1'b1;
    if(tr.Set7          !=  Set7        )  result[ 8]=1'b1;
    if(tr.Set8          !=  Set8        )  result[ 9]=1'b1;
    if(tr.Set9          !=  Set9        )  result[10]=1'b1;
    if(tr.Set10         !=  Set10       )  result[11]=1'b1;
    if(tr.Set11         !=  Set11       )  result[12]=1'b1;
    if(tr.Set12         !=  Set12       )  result[13]=1'b1;
    if(tr.Set13         !=  Set13       )  result[14]=1'b1;
    if(tr.Set14         !=  Set14       )  result[15]=1'b1;
    if(tr.Set15         !=  Set15       )  result[16]=1'b1;
    if(tr.Dac_addr      !=  Dac_addr    )  result[17]=1'b1;
    if(tr.Dac_dw        !=  Dac_dw      )  result[18]=1'b1;
    if(tr.Dac_ref       !=  Dac_ref     )  result[19]=1'b1;
    if(tr.Prbs_rst0     !=  Prbs_rst0   )  result[20]=1'b1;
    if(tr.Prbs_set0     !=  Prbs_set0   )  result[21]=1'b1;
    if(tr.Prbs_rst1     !=  Prbs_rst1   )  result[22]=1'b1;
    if(tr.Prbs_set1     !=  Prbs_set1   )  result[23]=1'b1;
    if(tr.Cal_sig       !=  Cal_sig     )  result[24]=1'b1;
    if(tr.Cal_rstn      !=  Cal_rstn    )  result[25]=1'b1;
    if(tr.Cal_div_rstn  !=  Cal_div_rstn)  result[26]=1'b1;

      return result;
  endfunction

  function print(bit[26:0] ctrl,integer fid);
   
    if(ctrl[ 0])  $fwrite(fid,"Prbs        :\t%h\n",  Prbs        );
    if(ctrl[ 1])  $fwrite(fid,"Set0        :\t%h\n",  Set0        );
    if(ctrl[ 2])  $fwrite(fid,"Set1        :\t%h\n",  Set1        );
    if(ctrl[ 3])  $fwrite(fid,"Set2        :\t%h\n",  Set2        );
    if(ctrl[ 4])  $fwrite(fid,"Set3        :\t%h\n",  Set3        );
    if(ctrl[ 5])  $fwrite(fid,"Set4        :\t%h\n",  Set4        );
    if(ctrl[ 6])  $fwrite(fid,"Set5        :\t%h\n",  Set5        );
    if(ctrl[ 7])  $fwrite(fid,"Set6        :\t%h\n",  Set6        );
    if(ctrl[ 8])  $fwrite(fid,"Set7        :\t%h\n",  Set7        );
    if(ctrl[ 9])  $fwrite(fid,"Set8        :\t%h\n",  Set8        );
    if(ctrl[10])  $fwrite(fid,"Set9        :\t%h\n",  Set9        );
    if(ctrl[11])  $fwrite(fid,"Set10       :\t%h\n",  Set10       );
    if(ctrl[12])  $fwrite(fid,"Set11       :\t%h\n",  Set11       );
    if(ctrl[13])  $fwrite(fid,"Set12       :\t%h\n",  Set12       );
    if(ctrl[14])  $fwrite(fid,"Set13       :\t%h\n",  Set13       );
    if(ctrl[15])  $fwrite(fid,"Set14       :\t%h\n",  Set14       );
    if(ctrl[16])  $fwrite(fid,"Set15       :\t%h\n",  Set15       );
    if(ctrl[17])  $fwrite(fid,"Dac_addr    :\t%h\n",  Dac_addr    );
    if(ctrl[18])  $fwrite(fid,"Dac_dw      :\t%h\n",  Dac_dw      );
    if(ctrl[19])  $fwrite(fid,"Dac_ref     :\t%h\n",  Dac_ref     );
    if(ctrl[20])  $fwrite(fid,"Prbs_rst0   :\t%h\n",  Prbs_rst0   );
    if(ctrl[21])  $fwrite(fid,"Prbs_set0   :\t%h\n",  Prbs_set0   );
    if(ctrl[22])  $fwrite(fid,"Prbs_rst1   :\t%h\n",  Prbs_rst1   );
    if(ctrl[23])  $fwrite(fid,"Prbs_set1   :\t%h\n",  Prbs_set1   );
    if(ctrl[24])  $fwrite(fid,"Cal_sig     :\t%h\n",  Cal_sig     );
    if(ctrl[25])  $fwrite(fid,"Cal_rstn    :\t%h\n",  Cal_rstn    );
    if(ctrl[26])  $fwrite(fid,"Cal_div_rstn:\t%h\n",  Cal_div_rstn);
  
  endfunction

endclass : dacreg_trans