1 files changed, 38 insertions, 0 deletions
diff --git a/ext/dsent/model/std_cells/DFFQ.h b/ext/dsent/model/std_cells/DFFQ.h
new file mode 100644
index 000000000..699e48627
--- /dev/null
+++ b/ext/dsent/model/std_cells/DFFQ.h
@@ -0,0 +1,38 @@
+#ifndef __DSENT_MODEL_STD_CELLS_DFFQ_H__
+#define __DSENT_MODEL_STD_CELLS_DFFQ_H__
+
+#include "util/CommonType.h"
+#include "model/std_cells/StdCell.h"
+#include "model/TransitionInfo.h"
+
+namespace DSENT
+{
+    class DFFQ : public StdCell
+    {
+        // A DQ flip-flop
+        public:
+            DFFQ(const String& instance_name_, const TechModel* tech_model_);
+            virtual ~DFFQ();
+
+        public:
+            // Set a list of properties' name needed to construct model
+            void initProperties();
+            // Cache the standard cell
+            void cacheStdCell(StdCellLib* cell_lib_, double drive_strength_);
+            
+        private:
+            TransitionInfo m_trans_M_;
+
+        protected:
+            // Build the model            
+            virtual void constructModel();
+            virtual void updateModel();
+            virtual void evaluateModel();
+            virtual void useModel();
+            virtual void propagateTransitionInfo();
+
+    }; // class DFFQ
+} // namespace DSENT
+
+#endif // __DSENT_MODEL_STD_CELLS_INV_H__
+