1 files changed, 59 insertions, 0 deletions
diff --git a/gr-analog/include/analog/dpll_bb.h b/gr-analog/include/analog/dpll_bb.h
new file mode 100644
index 000000000..78efb8fde
--- /dev/null
+++ b/gr-analog/include/analog/dpll_bb.h
@@ -0,0 +1,59 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2007,2012 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef INCLUDED_ANALOG_DPLL_BB_H
+#define INCLUDED_ANALOG_DPLL_BB_H
+
+#include <analog/api.h>
+#include <gr_sync_block.h>
+
+namespace gr {
+  namespace analog {
+    
+    /*!
+     * \brief Detect the peak of a signal
+     * \ingroup level_blk
+     *
+     * If a peak is detected, this block outputs a 1,
+     * or it outputs 0's.
+     */
+    class ANALOG_API dpll_bb : virtual public gr_sync_block
+    {
+    public:
+      // gr::analog::dpll_bb::sptr
+      typedef boost::shared_ptr<dpll_bb> sptr;
+
+      static sptr make(float period, float gain);
+
+      virtual void set_gain(float gain) = 0;
+      virtual void set_decision_threshold(float thresh) = 0;
+            
+      virtual float gain() const = 0;
+      virtual float freq() const = 0;
+      virtual float phase() const = 0;
+      virtual float decision_threshold() const = 0;
+    };
+
+  } /* namespace analog */
+} /* namespace gr */
+
+#endif /* INCLUDED_ANALOG_DPLL_BB_H */