text: #include <SerialStream.h>
  using namespace LibSerial ;
  SerialStream my_serial_stream ;
  
  int main(int argc, char **argv)
  {
  my_serial_stream.Open( "/dev/ttyACM0" ) ;
  my_serial_stream.SetBaudRate(SerialStreamBuf::BAUD_9600);  
  my_serial_stream.SetCharSize(SerialStreamBuf::CHAR_SIZE_8);
  my_serial_stream << 'a' ;
  return 0;
  }
  