mirror of https://github.com/f4exb/sdrangel.git
87 lines
2.9 KiB
C++
87 lines
2.9 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2018 Edouard Griffiths, F4EXB //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include <QDebug>
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#include "xtrx_api.h"
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#include "devicextrx.h"
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const uint32_t DeviceXTRX::m_lnaTbl[m_nbGains] = {
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0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 5,
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5, 5, 6, 6, 6, 7, 7, 7, 8, 9, 10, 11, 11, 11, 11, 11,
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11, 11, 11, 11, 11, 11, 11, 11, 12, 13, 14, 14, 14, 14, 14, 14,
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14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
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14, 14, 14, 14, 14, 14, 14, 14, 14, 14
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};
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const uint32_t DeviceXTRX::m_pgaTbl[m_nbGains] = {
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0, 1, 2, 0, 1, 2, 0, 1, 2, 0, 1, 2, 0, 1, 2, 0,
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1, 2, 0, 1, 2, 0, 1, 2, 0, 0, 0, 0, 1, 2, 3, 4,
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5, 6, 7, 8, 9, 10, 11, 12, 12, 12, 12, 4, 5, 6, 7, 8,
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9, 10, 11, 12, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
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22, 23, 24, 25, 26, 27, 28, 29, 30, 31
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};
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DeviceXTRX::DeviceXTRX() :
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m_dev(0)
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{}
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DeviceXTRX::~DeviceXTRX()
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{
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close();
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}
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bool DeviceXTRX::open(const char* deviceStr)
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{
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int res;
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qDebug("DeviceXTRX::open: serial: %s", (const char *) deviceStr);
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res = xtrx_open(deviceStr, XTRX_O_RESET | 4, &m_dev);
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if (res)
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{
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qCritical() << "DeviceXTRX::open: cannot open device " << deviceStr;
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return false;
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}
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return true;
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}
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void DeviceXTRX::close()
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{
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if (m_dev)
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{
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xtrx_close(m_dev);
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m_dev = 0;
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}
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}
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void DeviceXTRX::getAutoGains(uint32_t autoGain, uint32_t& lnaGain, uint32_t& tiaGain, uint32_t& pgaGain)
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{
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uint32_t value = autoGain + 12 > 73 ? 73 : autoGain + 12;
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if (value > 51) {
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tiaGain = 2;
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} else if (value > 42) {
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tiaGain = 1;
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} else {
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tiaGain = 0;
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}
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lnaGain = m_lnaTbl[value];
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pgaGain = m_pgaTbl[value];
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}
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