1 files changed, 139 insertions, 0 deletions
diff --git a/gr-vrt/src/vrt_sink_base.h b/gr-vrt/src/vrt_sink_base.h
new file mode 100644
index 000000000..5f0532d8e
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+++ b/gr-vrt/src/vrt_sink_base.h
@@ -0,0 +1,139 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2008 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_USRP2_SINK_BASE_H
+#define INCLUDED_USRP2_SINK_BASE_H
+
+#include <vrt_base.h>
+
+/*!
+ * Base class for all USRP2 transmit blocks
+ */
+class vrt_sink_base : public vrt_base 
+{
+protected:
+  vrt_sink_base(const char *name,
+		  gr_io_signature_sptr input_signature,
+		  const std::string &ifc,
+		  const std::string &mac)
+    throw (std::runtime_error);
+
+public:
+  ~vrt_sink_base();
+
+  /*!
+   * \brief Set transmitter gain
+   */
+  bool set_gain(double gain);
+
+  /*!
+   * \brief Set transmitter LO offset frequency
+   */
+  bool set_lo_offset(double frequency);
+
+  /*!
+   * \brief Set transmitter center frequency
+   */
+  bool set_center_freq(double frequency, vrt::tune_result *tr);
+   
+  /*!
+   * \brief Set transmit interpolation rate
+   */
+  bool set_interp(int interp_factor);
+
+  /*!
+   * \brief Calculate default scale_iq for given interpolation factor
+   */
+  void default_scale_iq(int interpolation_factor, int *scale_i, int *scale_q);
+
+  /*!
+   * \brief Set transmit IQ scale factors
+   */
+  bool set_scale_iq(int scale_i, int scale_q);
+
+  /*!
+   * \brief Get transmit interpolation rate
+   */
+  int interp();
+
+  /*!
+   * \brief Get DAC sample rate in Hz 
+   */
+  bool dac_rate(long *rate);
+
+  /*!
+   * \brief Returns minimum Tx gain 
+   */
+  double gain_min();
+
+  /*!
+   * \brief Returns maximum Tx gain 
+   */
+  double gain_max();
+  
+  /*!
+   * \brief Returns Tx gain db_per_step
+   */
+  double gain_db_per_step();
+
+  /*!
+   * \brief Returns minimum Tx center frequency
+   */
+  double freq_min();
+
+  /*!
+   * \brief Returns maximum Tx center frequency
+   */
+  double freq_max();
+
+  /*!
+   * \brief Get Tx daughterboard ID
+   *
+   * \param[out] dbid returns the daughterboard id.
+   *
+   * daughterboard id >= 0 if successful, -1 if no daugherboard installed,
+   * -2 if invalid EEPROM on daughterboard.
+   */
+  bool daughterboard_id(int *dbid);
+
+  /*!
+   * \brief Set daughterboard GPIO data direction register.
+   */
+  bool set_gpio_ddr(uint16_t value, uint16_t mask);
+
+  /*!
+   * \brief Set daughterboard GPIO output selection register.
+   */
+  bool set_gpio_sels(std::string sels);
+
+  /*!
+   * \brief Set daughterboard GPIO pin values.
+   */
+  bool write_gpio(uint16_t value, uint16_t mask);
+
+  /*!
+   * \brief Read daughterboard GPIO pin values
+   */
+  bool read_gpio(uint16_t *value);
+};
+
+#endif /* INCLUDED_USRP2_SINK_BASE_H */