analog: added cpfsk to gr-analog.

2 files changed, 60 insertions, 1 deletions

diff --git a/gr-analog/include/analog/CMakeLists.txt b/gr-analog/include/analog/CMakeLists.txt
index 7e95d88cd..472f700d1 100644
--- a/gr-analog/include/analog/CMakeLists.txt
+++ b/gr-analog/include/analog/CMakeLists.txt
@@ -84,7 +84,7 @@ install(FILES
     agc_ff.h
     agc2_cc.h
     agc2_ff.h
-    ctcss_squelch_cc.h
+    cpfsk_bc.h
     ctcss_squelch_ff.h
     feedforward_agc_cc.h
     DESTINATION ${GR_INCLUDE_DIR}/gnuradio/analog
diff --git a/gr-analog/include/analog/cpfsk_bc.h b/gr-analog/include/analog/cpfsk_bc.h
new file mode 100644
index 000000000..904730e2b
--- /dev/null
+++ b/gr-analog/include/analog/cpfsk_bc.h
@@ -0,0 +1,59 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2008,2012 Free Software Foundation, Inc.
+ *
+ * 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_CPFSK_BC_H
+#define INCLUDED_ANALOG_CPFSK_BC_H
+
+#include <analog/api.h>
+#include <gr_sync_interpolator.h>
+
+namespace gr {
+  namespace analog {
+    
+    /*!
+     * \brief Perform continuous phase 2-level frequency shift keying modulation
+     * on an input stream of unpacked bits.
+     * \ingroup modulation_blk
+     */
+    class ANALOG_API cpfsk_bc : virtual public gr_sync_interpolator
+    {
+    public:
+      // gr::analog::cpfsk_bc::sptr
+      typedef boost::shared_ptr<cpfsk_bc> sptr;
+            
+      /*!
+       * \brief Make a CPFSK block.
+       *
+       * \param k modulation index
+       * \param ampl output amplitude
+       * \param samples_per_sym	number of output samples per input bit
+       */
+      static sptr make(float k, float ampl, int samples_per_sym);
+
+      virtual void set_amplitude(float amplitude) = 0;
+      virtual float amplitude() = 0;
+      virtual float freq() = 0;
+      virtual float phase() = 0;
+    };
+
+  } /* namespace analog */
+} /* namespace gr */
+
+#endif /* INCLUDED_ANALOG_CPFSK_BC_H */