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PlutoSDR: changed set sample rate method to use write long long

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This commit is contained in:
f4exb 2017-09-10 10:46:59 +02:00
parent 04d06085fe
commit b16a1ff932
1 changed files with 27 additions and 7 deletions
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34
devices/plutosdr/deviceplutosdrbox.cpp
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@ -430,13 +430,33 @@ bool DevicePlutoSDRBox::parseSampleRates(const std::string& rateStr, SampleRates
void DevicePlutoSDRBox::setSampleRate(uint32_t sampleRate) void DevicePlutoSDRBox::setSampleRate(uint32_t sampleRate)
{ {
char buff[100]; // char buff[100];
std::vector<std::string> params; // std::vector<std::string> params;
snprintf(buff, sizeof(buff), "in_voltage_sampling_frequency=%d", sampleRate); // snprintf(buff, sizeof(buff), "in_voltage_sampling_frequency=%d", sampleRate);
params.push_back(std::string(buff)); // params.push_back(std::string(buff));
snprintf(buff, sizeof(buff), "out_voltage_sampling_frequency=%d", sampleRate); // snprintf(buff, sizeof(buff), "out_voltage_sampling_frequency=%d", sampleRate);
params.push_back(std::string(buff)); // params.push_back(std::string(buff));
set_params(DEVICE_PHY, params); // set_params(DEVICE_PHY, params);
int ret = iio_channel_attr_write_longlong(m_chnRx0, "sampling_frequency", sampleRate);
if (ret < 0) {
qWarning("DevicePlutoSDRBox::setSampleRate: cannot set Rx sample rate to %u: %d", sampleRate, ret);
} else {
qDebug("DevicePlutoSDRBox::setSampleRate: Rx sample rate set to %u: %d", sampleRate, ret);
}
if (m_chnTx0) // Tx is opened at the same time
{
ret = iio_channel_attr_write_longlong(m_chnTx0, "sampling_frequency", sampleRate);
if (ret < 0) {
qWarning("DevicePlutoSDRBox::setSampleRate: cannot set Tx sample rate to %u: %d", sampleRate, ret);
} else {
qDebug("DevicePlutoSDRBox::setSampleRate: Tx sample rate set to %u: %d", sampleRate, ret);
}
}
m_devSampleRate = sampleRate; m_devSampleRate = sampleRate;
} }