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//
// Copyright 2010-2011 Ettus Research LLC
//
// This program 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 of the License, or
// (at your option) any later version.
//
// This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
//
#ifndef INCLUDED_USRP_E100_CODEC_CTRL_HPP
#define INCLUDED_USRP_E100_CODEC_CTRL_HPP
#include <uhd/types/serial.hpp>
#include <uhd/types/ranges.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/utility.hpp>
/*!
* The usrp-e codec control:
* - Init/power down codec.
* - Read aux adc, write aux dac.
*/
class e100_codec_ctrl : boost::noncopyable{
public:
typedef boost::shared_ptr<e100_codec_ctrl> sptr;
static const uhd::gain_range_t tx_pga_gain_range;
static const uhd::gain_range_t rx_pga_gain_range;
/*!
* Make a new codec control object.
* \param iface the spi iface object
* \return the codec control object
*/
static sptr make(uhd::spi_iface::sptr iface);
//! aux adc identifier constants
enum aux_adc_t{
AUX_ADC_A2 = 0xA2,
AUX_ADC_A1 = 0xA1,
AUX_ADC_B2 = 0xB2,
AUX_ADC_B1 = 0xB1
};
/*!
* Read an auxiliary adc:
* The internals remember which aux adc was read last.
* Therefore, the aux adc switch is only changed as needed.
* \param which which of the 4 adcs
* \return a value in volts
*/
virtual double read_aux_adc(aux_adc_t which) = 0;
//! aux dac identifier constants
enum aux_dac_t{
AUX_DAC_A = 0xA,
AUX_DAC_B = 0xB,
AUX_DAC_C = 0xC,
AUX_DAC_D = 0xD //really the sigma delta output
};
/*!
* Write an auxiliary dac.
* \param which which of the 4 dacs
* \param volts the level in in volts
*/
virtual void write_aux_dac(aux_dac_t which, double volts) = 0;
//! Set the TX PGA gain
virtual void set_tx_pga_gain(double gain) = 0;
//! Get the TX PGA gain
virtual double get_tx_pga_gain(void) = 0;
//! Set the RX PGA gain ('A' or 'B')
virtual void set_rx_pga_gain(double gain, char which) = 0;
//! Get the RX PGA gain ('A' or 'B')
virtual double get_rx_pga_gain(char which) = 0;
};
#endif /* INCLUDED_USRP_E100_CODEC_CTRL_HPP */
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