diff --git a/plugins/samplesource/hackrfinput/hackrfinput.cpp b/plugins/samplesource/hackrfinput/hackrfinput.cpp index da69355e7..500ea8ba0 100644 --- a/plugins/samplesource/hackrfinput/hackrfinput.cpp +++ b/plugins/samplesource/hackrfinput/hackrfinput.cpp @@ -331,6 +331,96 @@ void HackRFInput::setDeviceCenterFrequency(quint64 freq_hz) } } +void HackRFInput::setDevicePPMCorrection(qint32 loPPMTenths) +{ + if (!m_dev) { + return; + } + + hackrf_error rc = HACKRF_SUCCESS; + const uint32_t msnaRegBase = 26; // Multisynth NA config register base + const int32_t msnaFreq = 800000000; // Multisynth NA target frequency + int32_t xo = 25000000; //Crystal frequency + int32_t a; // Multisynth NA XTAL multiplier integer 32 * 25mhz = 800mhz + int32_t b; // Multisynth NA XTAL multiplier fractional numerator 0 to 1048575 + int32_t c; // Multisynth NA XTAL multiplier fractional denominator 1048575 max resolution + int64_t rem; + int32_t p1, p2, p3; // raw register values + + xo = xo - xo/1000000*loPPMTenths/10; //adjust crystal freq by ppm error + a = msnaFreq / xo; //multiplier integer + rem = msnaFreq % xo; // multiplier remainder + + if (rem) + { //fraction mode + b = ((rem * 10485750)/xo +5) /10; //multiplier fractional numerator with rounding + c = 1048575; //multiplier fractional divisor + rc = (hackrf_error) hackrf_si5351c_write(m_dev, 22, 128); // MSNA set fractional mode + qDebug() << "HackRFInput::setDevicePPMCorrection: si5351c MSNA set to fraction mode."; + } + else + { //integer mode + b = 0; + c = 1; + rc = (hackrf_error) hackrf_si5351c_write(m_dev, 22, 0); // MSNA set integer mode + qDebug() << "HackRFInput::setDevicePPMCorrection: si5351c MSNA set to integer mode."; + } + + qDebug() << "HackRFInput::setDevicePPMCorrection: si5351c MSNA rem" << rem; + qDebug() << "HackRFInput::setDevicePPMCorrection: si5351c MSNA xoppm" << loPPMTenths / 10.0f; + qDebug() << "HackRFInput::setDevicePPMCorrection: si5351c MSNA xo" << xo; + qDebug() << "HackRFInput::setDevicePPMCorrection: si5351c MSNA a" << a; + qDebug() << "HackRFInput::setDevicePPMCorrection: si5351c MSNA b" << b; + qDebug() << "HackRFInput::setDevicePPMCorrection: si5351c MSNA c" << c; + + p1 = 128*a + (128 * b/c) - 512; + p2 = (128*b) % c; + p3 = c; + + if (rc == HACKRF_SUCCESS) { + rc = (hackrf_error) hackrf_si5351c_write(m_dev,msnaRegBase, (p3 >> 8) & 0xFF); // reg 26 MSNA_P3[15:8] + } + if (rc == HACKRF_SUCCESS) { + rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 1, p3 & 0xFF); // reg 27 MSNA_P3[7:0] + } + if (rc == HACKRF_SUCCESS) { + rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 2, (p1 >> 16) & 0x3); // reg28 bits 1:0 MSNA_P1[17:16] + } + if (rc == HACKRF_SUCCESS) { + rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 3, (p1 >> 8) & 0xFF); // reg 29 MSNA_P1[15:8] + } + if (rc == HACKRF_SUCCESS) { + rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 4, p1 & 0xFF); // reg 30 MSNA_P1[7:0] + } + if (rc == HACKRF_SUCCESS) { + rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 5, ((p3 & 0xF0000) >> 12) | ((p2 >> 16) & 0xF)); // bits 7:4 MSNA_P3[19:16], reg31 bits 3:0 MSNA_P2[19:16] + } + if (rc == HACKRF_SUCCESS) { + rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 6, (p2 >> 8) & 0xFF); // reg 32 MSNA_P2[15:8] + } + if (rc == HACKRF_SUCCESS) { + rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 7, p2 & 0xFF); // reg 33 MSNA_P2[7:0] + } + + if (rc != HACKRF_SUCCESS) + { + qDebug("HackRFInput::applySettings: XTAL error adjust failed: %s", hackrf_error_name(rc)); + } + else + { + qDebug() << "HackRFInput::applySettings: si5351c MSNA registers" + << msnaRegBase << "<-" << ((p3 >> 8) & 0xFF) + << (msnaRegBase + 1) << "<-" << (p3 & 0xFF) + << (msnaRegBase + 2) << "<-" << ((p1 >> 16) & 0x3) + << (msnaRegBase + 3) << "<-" << ((p1 >> 8) & 0xFF) + << (msnaRegBase + 4) << "<-" << (p1 & 0xFF) + << (msnaRegBase + 5) << "<-" << (((p3 & 0xF0000) >> 12) | ((p2 >> 16) & 0xF)) + << (msnaRegBase + 6) << "<-" << ((p2 >> 8) & 0xFF) + << (msnaRegBase + 7) << "<-" << (p2 & 0xFF); + qDebug() << "HackRFInput::applySettings: XTAL error adjusted by" << (loPPMTenths / 10.0f) << "PPM."; + } +} + bool HackRFInput::applySettings(const HackRFInputSettings& settings, bool force) { // QMutexLocker mutexLocker(&m_mutex); @@ -409,81 +499,21 @@ bool HackRFInput::applySettings(const HackRFInputSettings& settings, bool force) reverseAPIKeys.append("centerFrequency"); } - if ((m_settings.m_LOppmTenths != settings.m_LOppmTenths) || force) { - reverseAPIKeys.append("LOppmTenths"); - if (m_dev != 0) - { - const uint32_t msnaRegBase = 26; // Multisynth NA config register base - const int32_t msnaFreq = 800000000; // Multisynth NA target frequency - int32_t xo = 25000000; //Crystal frequency - int32_t a; // Multisynth NA XTAL multiplier integer 32 * 25mhz = 800mhz - int32_t b; // Multisynth NA XTAL multiplier fractional numerator 0 to 1048575 - int32_t c; // Multisynth NA XTAL multiplier fractional denominator 1048575 max resolution - int64_t rem; - int32_t p1, p2, p3; // raw register values + if ((m_settings.m_LOppmTenths != settings.m_LOppmTenths) || force) + { + reverseAPIKeys.append("LOppmTenths"); + setDevicePPMCorrection(settings.m_LOppmTenths); + } - xo = xo-xo/1000000*settings.m_LOppmTenths/10; //adjust crystal freq by ppm error - a = msnaFreq/xo; //multiplier integer - rem = msnaFreq%xo; // multiplier remainder - - if (rem){ //fraction mode - b = ((rem * 10485750)/xo +5) /10; //multiplier fractional numerator with rounding - c = 1048575; //multiplier fractional divisor - rc = (hackrf_error) hackrf_si5351c_write(m_dev, 22, 128); // MSNA set fractional mode - qDebug() << "HackRFInput::applySettings: si5351c MSNA set to fraction mode."; - } else { //integer mode - b = 0; - c = 1; - rc = (hackrf_error) hackrf_si5351c_write(m_dev, 22, 0); // MSNA set integer mode - qDebug() << "HackRFInput::applySettings: si5351c MSNA set to integer mode."; - } - - qDebug() << "HackRFInput::applySettings: si5351c MSNA rem" << rem; - qDebug() << "HackRFInput::applySettings: si5351c MSNA xoppm" << settings.m_LOppmTenths; - qDebug() << "HackRFInput::applySettings: si5351c MSNA xo" << xo; - qDebug() << "HackRFInput::applySettings: si5351c MSNA a" << a; - qDebug() << "HackRFInput::applySettings: si5351c MSNA b" << b; - qDebug() << "HackRFInput::applySettings: si5351c MSNA c" << c; - - p1 = 128*a + (128 * b/c) - 512; - p2 = (128*b) % c; - p3 = c; - - if (rc==HACKRF_SUCCESS) rc = (hackrf_error) hackrf_si5351c_write(m_dev,msnaRegBase, (p3 >> 8) & 0xFF); // reg 26 MSNA_P3[15:8] - if (rc==HACKRF_SUCCESS) rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 1, p3 & 0xFF); // reg 27 MSNA_P3[7:0] - if (rc==HACKRF_SUCCESS) rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 2, (p1 >> 16) & 0x3); // reg28 bits 1:0 MSNA_P1[17:16] - if (rc==HACKRF_SUCCESS) rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 3, (p1 >> 8) & 0xFF); // reg 29 MSNA_P1[15:8] - if (rc==HACKRF_SUCCESS) rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 4, p1 & 0xFF); // reg 30 MSNA_P1[7:0] - if (rc==HACKRF_SUCCESS) rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 5, ((p3 & 0xF0000) >> 12) | ((p2 >> 16) & 0xF)); // bits 7:4 MSNA_P3[19:16], reg31 bits 3:0 MSNA_P2[19:16] - if (rc==HACKRF_SUCCESS) rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 6, (p2 >> 8) & 0xFF); // reg 32 MSNA_P2[15:8] - if (rc==HACKRF_SUCCESS) rc = (hackrf_error) hackrf_si5351c_write(m_dev, msnaRegBase + 7, p2 & 0xFF); // reg 33 MSNA_P2[7:0] - - if (rc != HACKRF_SUCCESS) { - qDebug("HackRFInput::applySettings: XTAL error adjust failed: %s", hackrf_error_name(rc)); - } else { - qDebug() << "HackRFInput::applySettings: si5351c MSNA registers" - << msnaRegBase << "<-" << ((p3 >> 8) & 0xFF) - << (msnaRegBase + 1) << "<-" << (p3 & 0xFF) - << (msnaRegBase + 2) << "<-" << ((p1 >> 16) & 0x3) - << (msnaRegBase + 3) << "<-" << ((p1 >> 8) & 0xFF) - << (msnaRegBase + 4) << "<-" << (p1 & 0xFF) - << (msnaRegBase + 5) << "<-" << (((p3 & 0xF0000) >> 12) | ((p2 >> 16) & 0xF)) - << (msnaRegBase + 6) << "<-" << ((p2 >> 8) & 0xFF) - << (msnaRegBase + 7) << "<-" << (p2 & 0xFF); - qDebug() << "HackRFInput::applySettings: XTAL error adjusted by" << (settings.m_LOppmTenths/10.0) << "PPM." << settings.m_LOppmTenths; - } - } - } - - if ((m_settings.m_fcPos != settings.m_fcPos) || force) { - reverseAPIKeys.append("fcPos"); - } - if ((m_settings.m_transverterMode != settings.m_transverterMode) || force) { - reverseAPIKeys.append("transverterMode"); - } - if ((m_settings.m_transverterDeltaFrequency != settings.m_transverterDeltaFrequency) || force) { - reverseAPIKeys.append("transverterDeltaFrequency"); - } + if ((m_settings.m_fcPos != settings.m_fcPos) || force) { + reverseAPIKeys.append("fcPos"); + } + if ((m_settings.m_transverterMode != settings.m_transverterMode) || force) { + reverseAPIKeys.append("transverterMode"); + } + if ((m_settings.m_transverterDeltaFrequency != settings.m_transverterDeltaFrequency) || force) { + reverseAPIKeys.append("transverterDeltaFrequency"); + } if ((m_settings.m_centerFrequency != settings.m_centerFrequency) || (m_settings.m_devSampleRate != settings.m_devSampleRate) || diff --git a/plugins/samplesource/hackrfinput/hackrfinput.h b/plugins/samplesource/hackrfinput/hackrfinput.h index bd7619828..ffebcf078 100644 --- a/plugins/samplesource/hackrfinput/hackrfinput.h +++ b/plugins/samplesource/hackrfinput/hackrfinput.h @@ -160,6 +160,7 @@ private: void closeDevice(); bool applySettings(const HackRFInputSettings& settings, bool force); void setDeviceCenterFrequency(quint64 freq); + void setDevicePPMCorrection(qint32 loPPMTenths); void webapiReverseSendSettings(QList& deviceSettingsKeys, const HackRFInputSettings& settings, bool force); void webapiReverseSendStartStop(bool start);