pulse_wave.hpp：

#include
    
     #include
     
      #include
      
       static const int wave_table_len=50;class pulse_wave_class{		public:				pulse_wave_class(const float tau):				_wave_table(wave_table_len)				{					//	std::vector
       
        wave_table(wave_table_len);						for(int i=0;i
        
          _wave_table;};
        
       
      
     
    

using namespace std;#include"pulse_wave.hpp"#include
    
     #include
     
      int main(){		pulse_wave_class wave_table(0.5);		int i;		//wave_table.print();		for(i=0;i<100;i++)			//printf("%f\t",wave_table._wave_table[i]);		//printf("\n");			if(wave_table._wave_table[i%50]>0.5)					printf("sending...\n");			else					printf("receiving...\n");		return 0;}