techlibs/coolrunner2/xc2_dff.lib

   1 library(xc2_dff) {
   2   cell(FDCP) {
   3     area: 1;
   4     ff("IQ", "IQN") { clocked_on: C;
   5                       next_state: D;
   6                       clear: "CLR";
   7                       preset: "PRE"; }
   8     pin(C) { direction: input;
   9              clock: true; }
  10     pin(D) { direction: input; }
  11     pin(Q) { direction: output;
  12              function: "IQ"; }
  13     pin(CLR) { direction: input; }
  14     pin(PRE) { direction: input; }
  15   }
  16
  17   cell(FDCP_N) {
  18     area: 1;
  19     ff("IQ", "IQN") { clocked_on: "!C";
  20                       next_state: D;
  21                       clear: "CLR";
  22                       preset: "PRE"; }
  23     pin(C) { direction: input;
  24              clock: true; }
  25     pin(D) { direction: input; }
  26     pin(Q) { direction: output;
  27              function: "IQ"; }
  28     pin(CLR) { direction: input; }
  29     pin(PRE) { direction: input; }
  30   }
  31 }