C++ (Cpp) YVoltage::get_currentValue Examples

Example #1

File: main.cpp Project: LudovicRousseau/yoctolib_cpp

int main(int argc, const char * argv[])
{
  string       errmsg;
  string       target;
  YVoltage    *sensor;
  YVoltage    *sensorAC;
  YVoltage    *sensorDC;
  YModule     *m;

  if (argc < 2) {
    usage();
  }
  target = (string) argv[1];

  YAPI::DisableExceptions();

  // Setup the API to use local USB devices
  if (YAPI::RegisterHub("usb", errmsg) != YAPI_SUCCESS) {
    cerr << "RegisterHub error: " << errmsg << endl;
    return 1;
  }

  if (target == "any") {
    // retreive any voltage sensor (can be AC or DC)
    sensor = YVoltage::FirstVoltage();
    if (sensor == NULL) {
      cerr << "No module connected (Check cable)" << endl;
      exit(1);
    }
  } else {
    sensor = YVoltage::FindVoltage(target + ".voltage1");
  }

  // we need to retreive both DC and AC voltage from the device.
  if (sensor->isOnline())  {
    m = sensor->get_module();
    sensorDC = YVoltage::FindVoltage(m->get_serialNumber() + ".voltage1");
    sensorAC = YVoltage::FindVoltage(m->get_serialNumber() + ".voltage2");
  } else {
    cerr << "No module connected (Check cable)" << endl;
    exit(1);
  }
  while(1) {
    if (!sensorDC->isOnline())  {
      cout << "Module disconnected" << endl;
      break;
    }
    cout << "Voltage,  DC : " << sensorDC->get_currentValue() << " v";
    cout << "   AC : " << sensorAC->get_currentValue() << " v";
    cout << "  (press Ctrl-C to exit)" << endl;
    YAPI::Sleep(1000, errmsg);
  };
  yFreeAPI();

  return 0;
}

Example #2

File: main.cpp Project: AurelienBallier/yoctolib_cpp

int main(int argc, const char * argv[])
{
    string  target,errmsg;
    int power;
    YMotor *motor;
    YCurrent *current; 
    YVoltage *voltage;
    YTemperature *temperature;

      // parse command line
    if (argc < 2) {
        usage();
    }
    target = (string) argv[1];
    power = atoi(argv[2]);

    // Setup the API to use local USB devices
    if (YAPI::RegisterHub("usb", errmsg) != YAPI_SUCCESS) {
        cerr << "RegisterHub error: " << errmsg << endl;
        return 1;
    }
    
    if (target == "any") {
        // find the serial# of the first available motor
        motor =  YMotor::FirstMotor();        
        if (motor == NULL) {
            cout << "No module connected (check USB cable)" << endl;
            return 1;
        }
        target= motor->get_module()->get_serialNumber();
    }

    // retreive motor, current, voltage and temperature features from the device
    motor       = YMotor::FindMotor(target + ".motor");
    current     = YCurrent::FindCurrent(target + ".current");
    voltage     = YVoltage::FindVoltage(target + ".voltage");
    temperature = YTemperature::FindTemperature(target + ".temperature");

    // lets start the motor
    if (motor->isOnline()) {  
        // if motor is in error state, reset it.
        if (motor->get_motorStatus()>=YMotor::MOTORSTATUS_LOVOLT) { 
            motor->resetStatus();
        }
        motor->drivingForceMove(power,2000);  // ramp up to power in 2 seconds
        while (1) {
            // display motor status
            cout << "Status=" << motor->get_advertisedValue() << "  "
                 << "Voltage=" << voltage->get_currentValue() << "V  " 
                 << "Current=" << current->get_currentValue()/1000 << "A  "
                 << "Temp=" << temperature->get_currentValue() << "deg C" << endl;
            YAPI::Sleep(1000, errmsg); // wait for one second
        }
    } else {
        cout << "Module not connected (check identification and USB cable)"<< endl;
    }
    return 0; 
}