[\/et_pb_code][\/et_pb_column][et_pb_column type=”2_3″ specialty_columns=”4″][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”overview” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”2_3″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”2_3″][et_pb_code admin_label=”Lesson 2: Read button” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n
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Read Button<\/h1>\n
[\/et_pb_code][et_pb_code admin_label=”Code Sample – Eclipse” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_class=”ph-user-eclipse”]<\/p>\n [\/et_pb_code][et_pb_code admin_label=”Code Sample – Processing” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_class=”ph-user-processing”]<\/p>\n [\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.4.5″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_class=”ph-user-python” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”2_3″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”2_3″][et_pb_code admin_label=”Write code Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n [\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.4.5″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_class=”ph-user-csharp” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”2_3″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”2_3″][et_pb_code admin_label=”Write code C#” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n [\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.4.5″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_class=”ph-user-swift” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”2_3″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”2_3″][et_pb_code admin_label=”Write code Swift” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n [\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”run-program” module_class=”ph-hidden-anchor” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”2_3″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”2_3″][et_pb_code admin_label=”Run Program – row hidden anchor” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.4.5″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”2_3″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”2_3″][et_pb_code admin_label=”Run Program” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/ol>\n [\/et_pb_code][et_pb_code admin_label=”Practice Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_class=”ph-user-python”]<\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/ol>\n [\/et_pb_code][et_pb_code admin_label=”Practice – C#” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_class=”ph-user-csharp”]<\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/ol>\n [\/et_pb_code][et_pb_code admin_label=”Practice Swift” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_class=”ph-user-swift”]<\/p>\n <\/p>\n <\/p>\n <\/ol>\n [\/et_pb_code][et_pb_code admin_label=”Email for Solutions” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ saved_tabs=”all” global_module=”4139″] I am getting a “Timed Out” exception.<\/strong><\/p>\n The button is not working properly.<\/strong><\/p>\n Still having issues?<\/strong><\/p>\n Visit the Advanced Troubleshooting Page<\/a> or contact us (education@phidgets.com).<\/p>\n [\/et_pb_toggle][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.4.3″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” disabled=”on” disabled_on=”on|on|on” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”2_3″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”2_3″][et_pb_code admin_label=”ph-button-cta: Finish” _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] <\/p>\nWrite Code (Java)<\/h2>\n
package gettingstarted;\/\/Add Phidgets Library | You added a file called phidget22 when configuring your project. Import gives you access to the Phidgets library code inside that file. import com.phidget22.*;public class GettingStarted { \/\/Handle Exceptions | Exceptions will happen in your code from time to time. These are caused by unexpected things happening. Make sure you\u2019ve added \"throws Exception\" to your main method. public static void main(String[] args) throws Exception{ \/\/Create | Here you've created a DigitalInput object for your button. An object represents how you interact with your device. DigitalInput is a class from the Phidgets library that's used to read the state of your button. DigitalInput redButton = new DigitalInput(); \/\/Address | This tells your program where to find the device you want to work with. Your button is connected to port 0 and your code reflects that. IsHubPortDevice must be set if you are not using a Smart Phidget (more on this later). redButton.setHubPort(0); redButton.setIsHubPortDevice(true); \/\/Open | Open establishes a connection between your object and your physical Phidget. You provide a timeout value of 1000 to give the program 1000 milliseconds (1 second) to locate your Phidget. If your Phidget can't be found, an exception will be thrown. redButton.open(1000); \/\/Use your Phidgets | Here is where you use your Phidgets! This code checks the state of the button and prints true\/false when the button is pressed\/released. The sleep function means the button state is only checked every 150 milliseconds. Sleeping is used to make it easier to read the console output and to put less stress on your CPU. while(true){ System.out.println(\"Button State: \" + redButton.getState()); Thread.sleep(150); } }} <\/code><\/pre>\n
\/\/Add Phidgets Library | You added a file called phidget22 when configuring your project. Import gives you access to the Phidgets library code inside that file. import com.phidget22.*;public class GettingStarted { \/\/Handle Exceptions | Exceptions will happen in your code from time to time. These are caused by unexpected things happening. Make sure you\u2019ve added \"throws Exception\" to your main method. public static void main(String[] args) throws Exception{ \/\/Create | Here you've created a DigitalInput object for your button. An object represents how you interact with your device. DigitalInput is a class from the Phidgets library that's used to read the state of your button. DigitalInput redButton = new DigitalInput(); \/\/Address | This tells your program where to find the device you want to work with. Your button is connected to port 0 and your code reflects that. IsHubPortDevice must be set if you are not using a Smart Phidget (more on this later). redButton.setHubPort(0); redButton.setIsHubPortDevice(true); \/\/Open | Open establishes a connection between your object and your physical Phidget. You provide a timeout value of 1000 to give the program 1000 milliseconds (1 second) to locate your Phidget. If your Phidget can't be found, an exception will be thrown. redButton.open(1000); \/\/Use your Phidgets | Here is where you use your Phidgets! This code checks the state of the button and prints true\/false when the button is pressed\/released. The sleep function means the button state is only checked every 150 milliseconds. Sleeping is used to make it easier to read the console output and to put less stress on your CPU. while(true){ System.out.println(\"Button State: \" + redButton.getState()); Thread.sleep(150); } }} <\/code><\/pre>\n
\/\/Add Phidgets Library | You added a file called phidget22 when configuring your project. Import gives you access to the Phidgets library code inside that file. import com.phidget22.*;\/\/DefineDigitalInput redButton;void setup(){ try{ \/\/Create | Here you've created a DigitalOutput object for your LED. An object represents how you interact with your device. DigitalOutput is a class from the Phidgets library that's used to provide a voltage to things like LEDs. redButton = new DigitalInput(); \/\/Address | This tells your program where to find the device you want to work with. Your LED is connected to port 1 and your code reflects that. IsHubPortDevice must be set if you are not using a Smart Phidget (more on this later). redButton.setHubPort(0); redButton.setIsHubPortDevice(true); \/\/Open | Open establishes a connection between your object and your physical Phidget. You provide a timeout value of 1000 to give the program 1000 milliseconds (1 second) to locate your Phidget. If your Phidget can't be found, an exception will be thrown. redButton.open(1000); }catch(Exception e){ \/\/Handle Exceptions | Exceptions will happen in your code from time to time. These are caused by unexpected things happening. Make sure you\u2019ve surrounded your code with a try-catch. e.printStackTrace(); }}void draw(){ try{ \/\/Use your Phidgets | Here is where you use your Phidgets! This code checks the state of the button and prints true\/false when the button is pressed\/released. The sleep function means the button state is only checked every 150 milliseconds. Sleeping is used to make it easier to read the console output and to put less stress on your CPU. println(redButton.getState()); delay(150); }catch(Exception e){ \/\/Handle Exceptions | Exceptions will happen in your code from time to time. These are caused by unexpected things happening. Make sure you\u2019ve surrounded your code with a try-catch. e.printStackTrace(); }} <\/code><\/pre>\nWrite Code (Python)<\/h2>\n
#Add Phidgets Library | You used Python's package manager to install the Phidget libraries on your computer. The import statements below give your program access to that code.from Phidget22.Phidget import *from Phidget22.Devices.DigitalInput import *#Required for sleep statementimport time #Create | Here you've created a DigitalOutput object for your LED. An object represents how you interact with your device. DigitalOutput is a class from the Phidgets library that's used to provide a voltage to things like LEDs.redButton = DigitalInput()#Address | This tells your program where to find the device you want to work with. Your LED is connected to port 1 and your code reflects that. IsHubPortDevice must be set if you are not using a Smart Phidget (more on this later).redButton.setHubPort(0)redButton.setIsHubPortDevice(True)#Open | Open establishes a connection between your object and your physical Phidget. You provide a timeout value of 1000 to give the program 1000 milliseconds (1 second) to locate your Phidget. If your Phidget can't be found, an exception will occur.redButton.openWaitForAttachment(1000) #Use your Phidgets | Here is where you use your Phidgets! This code checks the state of the button and prints true\/false when the button is pressed\/released. The sleep function means the button state is only checked every 150 milliseconds. Sleeping is used to make it easier to read the console output and to put less stress on your CPU.while (True): print(\"Button State: \" + str(redButton.getState())); time.sleep(0.15) <\/code><\/pre>\nWrite Code (C#)<\/h2>\n
\/\/Add Phidgets Library | You used NuGet to install the Phidget package. The statement below give your program access to that package.using Phidget22;namespace GettingStarted{ class Program{ static void Main(string[] args){ \/\/Create | Here you\u2019ve created a DigitalInput object for your Button. An object represents how you interact with your device. DigitalInput is a class from the Phidgets library that's used to read the state of your button. DigitalInput redButton = new DigitalInput(); \/\/Address | This tells your program where to find the device you want to work with. Your LED is connected to port 1 and your code reflects that. IsHubPortDevice must be set if you are not using a Smart Phidget (more on this later). redButton.HubPort = 0; redButton.IsHubPortDevice = true; \/\/Open | Open establishes a connection between your object and your physical Phidget. You provide a timeout value of 1000 to give the program 1000 milliseconds (1 second) to locate your Phidget. If your Phidget can't be found, an exception will occur. redButton.Open(1000); \/\/Use your Phidgets | Here is where you use your Phidgets! This code checks the state of the button and prints true\/false when the button is pressed\/released. The sleep function means the button state is only checked every 150 milliseconds. Sleeping is used to make it easier to read the console output and to put less stress on your CPU. while (true){ System.Console.WriteLine(\"Button State: \" + redButton.State); System.Threading.Thread.Sleep(150); } } }} <\/code><\/pre>\nWrite Code (Swift)<\/h2>\n
import Cocoa\/\/Add Phidgets Library | You used cocoapods to install the Phidget library. The statement below give your program access to that code.import Phidget22Swiftclass ViewController: NSViewController { @IBOutlet weak var buttonLabel: NSTextField! \/\/Create | Here you've created a DigitalOutput object for your LED. An object represents how you interact with your device. DigitalOutput is a class from the Phidgets library that's used to provide a voltage to things like LEDs. let redButton = DigitalInput() override func viewDidLoad() { super.viewDidLoad() do{ \/\/Address | This tells your program where to find the device you want to work with. Your LED is connected to port 1 and your code reflects that. IsHubPortDevice must be set if you are not using a Smart Phidget (more on this later). try redButton.setHubPort(0) try redButton.setIsHubPortDevice(true) \/\/Subscribe to event let _ = redButton.stateChange.addHandler(state_change) \/\/Open | Open establishes a connection between your object and your physical Phidget. try redButton.open() }catch{ print(error) } } func state_change(sender:DigitalInput, state: Bool){ DispatchQueue.main.async { \/\/Use your Phidget | Here is where you use your Phidgets! This code will print the state of your button to the label you created. self.buttonLabel.stringValue = String(state) } }} <\/code><\/pre>\nRun Your Program<\/h2>\n
Practice<\/h2>\n
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