         motors_control.move_motor(motor_index, num_steps);
         motors_control.set_motor_running(motor_index, 1);
         is_command_running = 1;
-        i += 3;
+        i += 4;
       }
       else
           if (tmp_str[i] == 'P' || tmp_str[i] == 'p'){// potentiometer            

                Serial.write(' ');
                Serial.print(pot_home);
                Serial.write('#'); 
              }
              else{
                          // for all motors, unformated data


char is_command_running;

char firmware_version[] = "2016.01.17.0";// year.month.day.build number

char current_buffer[65];

