tb_lp1.cpp

来自「新型的SystemC-AMS语言」· C++ 代码 · 共 57 行

#include "systemc-ams.h"
//#include "math.h"
#include "lp1.h"

SCA_SDF_MODULE(src_sin) {
   sca_sdf_out<double>  out;
   
   double ampl, freq;
   
   void sig_proc() {
      out.write(ampl*sin(2*M_PI*freq*sc_time_stamp().to_seconds()));
   }
   
   SCA_CTOR(src_sin) {}
}; // src_sin

SCA_SDF_MODULE(trace)
{
   sca_sdf_in<double> in;
   ofstream output;

   void sig_proc() {
      output << sc_time_stamp().to_seconds() << "\t " << in.read() << endl;
   }

   SCA_CTOR(trace) {
      output.open(name(), ios::out);
   }
};

int sc_main(int argc, char* argv[])
{
   sca_sdf_signal<double>  src, lpo;
   
   sc_set_time_resolution(1.0, SC_US);
   
   lp1 i_lp1("uut_lp1");
      i_lp1.in(src);
      i_lp1.out(lpo);
      i_lp1.fp = 1e3;
      i_lp1.h0 = 1.0;
      
   src_sin i_src("src");
      i_src.out(src);
      i_src.out.set_T(sc_time(0.005, SC_MS));
      i_src.ampl = 1.0;
      i_src.freq = 1e4;
      
   trace tr_src("tr_src"); tr_src.in(src);
   trace tr_lpo("tr_lpo"); tr_lpo.in(lpo);

   sc_start(2.0, SC_MS);

//   system("PAUSE");
   return 0;
}