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authorJohnathan Corgan2009-08-29 11:12:37 -0700
committerJohnathan Corgan2009-09-20 09:39:27 -0700
commit6b6a5522e0b1d12ef5d697b1067a87dfe584cec6 (patch)
tree3ec76adefa7b434eb5f789679f660f2227c078fc /gr-noaa/lib/noaa_hrpt_pll_cc.h
parenta02a0e43d49d3bbb9a76ab8333f1bf8e25c48556 (diff)
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Work in progress, incomplete
* Renamed noaa.carrier_pll_cc to noaa.hrpt_pll_cc * Added nop noaa.hrpt_sync_cc * Renamed grc apps to use usrp_ prefix and protocol name * Installed grc generated scripts to path
Diffstat (limited to 'gr-noaa/lib/noaa_hrpt_pll_cc.h')
-rw-r--r--gr-noaa/lib/noaa_hrpt_pll_cc.h55
1 files changed, 55 insertions, 0 deletions
diff --git a/gr-noaa/lib/noaa_hrpt_pll_cc.h b/gr-noaa/lib/noaa_hrpt_pll_cc.h
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+/* -*- c++ -*- */
+/*
+ * Copyright 2009 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_NOAA_HRPT_PLL_CC_H
+#define INCLUDED_NOAA_HRPT_PLL_CC_H
+
+#include <gr_sync_block.h>
+
+class noaa_hrpt_pll_cc;
+typedef boost::shared_ptr<noaa_hrpt_pll_cc> noaa_hrpt_pll_cc_sptr;
+
+noaa_hrpt_pll_cc_sptr
+noaa_make_hrpt_pll_cc(float alpha, float beta, float max_offset);
+
+class noaa_hrpt_pll_cc : public gr_sync_block
+{
+ friend noaa_hrpt_pll_cc_sptr noaa_make_hrpt_pll_cc(float alpha, float beta, float max_offset);
+ noaa_hrpt_pll_cc(float alpha, float beta, float max_offset);
+
+ float d_alpha; // 1st order loop constant
+ float d_beta; // 2nd order loop constant
+ float d_max_offset; // Maximum frequency offset, radians/sample
+ float d_phase; // Instantaneous carrier phase
+ float d_freq; // Instantaneous carrier frequency, radians/sample
+
+ public:
+ virtual int work(int noutput_items,
+ gr_vector_const_void_star &input_items,
+ gr_vector_void_star &output_items);
+
+ void set_alpha(float alpha) { d_alpha = alpha; }
+ void set_beta(float beta) { d_beta = beta; }
+ void set_max_offset(float max_offset) { d_max_offset = max_offset; }
+};
+
+#endif /* INCLUDED_NOAA_HRPT_PLL_CC_H */