73 lines
1.6 KiB
C++
73 lines
1.6 KiB
C++
#include "lasp_cppuldaq.h"
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#include <chrono>
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#include <iostream>
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#include <cmath>
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using std::cout;
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using std::endl;
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int main() {
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/* boolvec inChannels = {true, false, false, false}; */
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boolvec inChannels = {true, true, false, false};
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boolvec outChannels = {true};
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double samplerate = 10000;
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const us samplesPerBlock = 256;
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DT9837A daq(
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samplesPerBlock,
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inChannels,
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outChannels,
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samplerate,
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true // monitor Output
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);
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SafeQueue<void*> inqueue;
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SafeQueue<void*> outqueue;
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double totalTime = 5;
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double t = 0;
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double freq = 1000;
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us nblocks = ((us) totalTime*samplerate/samplesPerBlock) + 10;
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for(us i=0;i<nblocks;i++) {
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double* data = static_cast<double*>(malloc(sizeof(double)*samplesPerBlock));
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for(us sample=0;sample<samplesPerBlock;sample++) {
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data[sample] = sin(2*M_PI*freq*t);
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t+= 1.0/samplerate;
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}
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outqueue.enqueue(data);
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}
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daq.start(&inqueue, &outqueue);
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/* daq.start(NULL, &outqueue); */
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std::this_thread::sleep_for(std::chrono::seconds((int) totalTime));
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/* std::string a; */
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/* std::cin >> a; */
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daq.stop();
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while(!inqueue.empty()) {
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double* buf = (double*) inqueue.dequeue();
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for(us i=0;i<samplesPerBlock;i++) {
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for(us ch=0;ch<daq.neninchannels();ch++) {
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cout << buf[ch*samplesPerBlock+i] << " ";
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}
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cout << endl;
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}
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free(buf);
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}
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while(!outqueue.empty()){
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void* dat = outqueue.dequeue();
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free(dat);
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}
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return 0;
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}
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