kopia lustrzana https://github.com/cariboulabs/cariboulite
151 wiersze
4.4 KiB
C++
151 wiersze
4.4 KiB
C++
#include <iostream>
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#include <string>
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#include <CaribouLite.hpp>
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#include <thread>
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#include <complex>
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#include <unistd.h>
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#include <cmath>
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// Print Board Information
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void printInfo(CaribouLite& cl)
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{
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std::cout << "Initialized CaribouLite: " << cl.IsInitialized() << std::endl;
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std::cout << "API Versions: " << cl.GetApiVersion() << std::endl;
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std::cout << "Hardware Serial Number: " << std::hex << cl.GetHwSerialNumber() << std::endl;
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std::cout << "System Type: " << cl.GetSystemVersionStr() << std::endl;
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std::cout << "Hardware Unique ID: " << cl.GetHwGuid() << std::endl;
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}
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// Detect the board before instantiating it
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void detectBoard()
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{
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CaribouLite::SysVersion ver;
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std::string name;
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std::string guid;
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if (CaribouLite::DetectBoard(&ver, name, guid))
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{
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std::cout << "Detected Version: " << CaribouLite::GetSystemVersionStr(ver) << ", Name: " << name << ", GUID: " << guid << std::endl;
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}
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else
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{
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std::cout << "Undetected CaribouLite!" << std::endl;
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}
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}
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// Calculate the RSSI
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float RSSI(const std::complex<float>* signal, size_t num_of_samples)
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{
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if (num_of_samples == 0)
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{
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return 0.0f;
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}
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float sum_of_squares = 0.0f;
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for (size_t i = 0; i < num_of_samples; ++i)
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{
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float vrmsp2 = (signal[i].real() * signal[i].real()) + (signal[i].imag() * signal[i].imag());
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sum_of_squares += vrmsp2 / 100.0;
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}
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float mean_of_squares = sum_of_squares / num_of_samples;
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// Convert RMS value to dBm
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return 10 * log10(mean_of_squares);
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}
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// Rx Callback (async)
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void receivedSamples(CaribouLiteRadio* radio, const std::complex<float>* samples, CaribouLiteMeta* sync, size_t num_samples)
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{
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std::cout << "Radio: " << radio->GetRadioName() << " Received " << std::dec << num_samples << " samples"
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<< "RSSI: " << RSSI(samples, num_samples) << " dBm" << std::endl;
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}
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// Main entry
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int main ()
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{
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std::complex<float>* samples = new std::complex<float>[128*1024];
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// try detecting the board before getting the instance
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detectBoard();
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// get driver instance - use "CaribouLite&" rather than "CaribouLite" (ref)
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// get a "synchronous" api instance
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CaribouLite &cl = CaribouLite::GetInstance(false);
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// print the info after connecting
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printInfo(cl);
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// get the radios
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CaribouLiteRadio *s1g = cl.GetRadioChannel(CaribouLiteRadio::RadioType::S1G);
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CaribouLiteRadio *hif = cl.GetRadioChannel(CaribouLiteRadio::RadioType::HiF);
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// write radio information
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std::cout << "First Radio Name: " << s1g->GetRadioName() << " MtuSize: " << std::dec << s1g->GetNativeMtuSample() << " Samples" << std::endl;
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std::cout << "First Radio Name: " << hif->GetRadioName() << " MtuSize: " << std::dec << hif->GetNativeMtuSample() << " Samples" << std::endl;
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std::vector<CaribouLiteFreqRange> range_s1g = s1g->GetFrequencyRange();
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std::vector<CaribouLiteFreqRange> range_hif = hif->GetFrequencyRange();
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std::cout << "S1G Frequency Regions:" << std::endl;
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for (int i = 0; i < range_s1g.size(); i++)
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{
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std::cout << " " << i << ": " << range_s1g[i] << std::endl;
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}
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std::cout << "HiF Frequency Regions:" << std::endl;
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for (int i = 0; i < range_hif.size(); i++)
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{
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std::cout << " " << i << ": " << range_hif[i] << std::endl;
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}
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// Receive Synchrnonously
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try
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{
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hif->SetFrequency(2490000000);
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}
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catch (...)
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{
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std::cout << "The specified freq couldn't be used" << std::endl;
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}
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hif->SetRxGain(69);
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hif->SetAgc(false);
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hif->SetRxSampleRate(4000000);
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//hif->StartReceiving();
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s1g->SetRxGain(69);
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s1g->SetAgc(false);
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s1g->SetRxSampleRate(2000000);
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s1g->StartReceiving();
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int num_buffers = 10;
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while (num_buffers--)
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{
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//s1g->FlushBuffers();
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int ret = s1g->ReadSamples(samples, (1<<16));
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if (ret > 0)
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{
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std::cout << "Radio: " << hif->GetRadioName() << " Received " << std::dec << ret << " samples"
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<< "RSSI: " << RSSI(samples, ret) << " dBm" << std::endl;
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}
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}
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/*try
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{
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s1g->SetFrequency(900100000);
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}
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catch (...)
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{
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std::cout << "The specified freq couldn't be used" << std::endl;
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}
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s1g->SetRxGain(69);
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s1g->SetRxBandwidth(2500e3);
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s1g->SetAgc(false);
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s1g->StartReceiving(receivedSamples);*/
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delete []samples;
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return 0;
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}
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