mod_name modname
net_name netname1
      pin pinname1 pinlayername1 pin_coordinates1;
      pin pinname2 pinlayername2 pin_coordinates2;
      .
      .
      .
      .
end net
net_name  netname2
      pin pinname56 pinlayername56 pin_coordinates56;
      .
      .
      .
end net
.
.
.
.
.
end mod