Write Code (Swift)

Create two buttons in your window and copy the code below into the project you created. If you don't have a project or forgot how to create one, revisit the Configure section.

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Create two buttons

  
import Cocoa
//Add Phidgets Library
import Phidget22Swift

class ViewController: NSViewController {

    //Create
    let redLED = DigitalOutput()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        do{
            //Address
            try redLED.setHubPort(1)
            try redLED.setIsHubPortDevice(true)
            
            //Open
            try redLED.open()
        }catch{
            print(error)
        }
    }
    
    @IBAction func dimLED(_ sender: Any) {
        do{
            //Use your Phidgets with Duty Cycle | Duty Cycle control the power supply to your Phidget (Digital Output Object). Settling the Duty Cycle will control your LEDs Brightness. Duty Cycle values range from 0.0 - 1.0.
            try redLED.setDutyCycle(0.1)
        }catch{
            print(error)
        }
    }
    
    @IBAction func turnLEDOff(_ sender: Any) {
        do{
            //Use your Phidgets with Duty Cycle | You can turn your LED off by setting the state to false or the Duty Cycle to 0.0
            try redLED.setDutyCycle(0.0)
        }catch{
            print(error)
        }
    }
}