Using Multiple Phidgets - Revision history

Mparadis at 21:05, 19 April 2022

2022-04-19T21:05:45Z

← Older revision		Revision as of 21:05, 19 April 2022
Line 116:		Line 116:
	JavaScript=<syntaxhighlight lang=javascript>		JavaScript=<syntaxhighlight lang=javascript>
	// Set up the first channel as normal		// Set up the first channel as normal
	~~var~~ ch = new phidget22.TemperatureSensor()		const ch = new phidget22.TemperatureSensor()
	ch.~~setDeviceSerialNumber(~~12345)		ch.deviceSerialNumber = 12345
	ch.~~setHubPort(~~4)		ch.hubPort = 4
	ch.~~setChannel(~~0)		ch.channel = 0
	ch.open(5000)		await ch.open(5000)

	// For a second channel, simply repeat the process with different addressing information		// For a second channel, simply repeat the process with different addressing information
	~~var~~ ch1 = new phidget22.TemperatureSensor()		const ch1 = new phidget22.TemperatureSensor()
	ch1.~~setDeviceSerialNumber(~~12345)		ch1.deviceSerialNumber = 12345
	ch1.~~setHubPort(~~3)		ch1.hubPort = 3
	ch1.~~setChannel(~~0)		ch1.channel = 0
	ch1.open(5000)		await ch1.open(5000)

	// Do stuff with your Phidgets here...		// Do stuff with your Phidgets here...

	// Remember to close the channels when done		// Remember to close the channels when done
	ch.close()		await ch.close()
	ch1.close()		await ch1.close()
	</syntaxhighlight>		</syntaxhighlight>
	</tabber>		</tabber>
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	// Create, address, then open the channels		// Create, address, then open the channels
	tmp = new phidget22.DigitalInput()		var tmp = new phidget22.DigitalInput()
	tmp.~~setChannel(~~i)		tmp.channel = i
	tmp.open(5000)		await tmp.open(5000)
	ch.push(tmp)		ch.push(tmp)
	}		}

	// Now you can access each channel by its position in the array		// Now you can access each channel by its position in the array
	ch[0].~~setState(~~True)		ch[0].state = True
	ch[1].~~setState(~~False)		ch[1].state = False
	ch[2].~~setState(~~False)		ch[2].state = False
	ch[3].~~setState(~~True)		ch[3].state = True

	for(i = 0; i < 8; i++) {		for(i = 0; i < 8; i++) {
	ch[i].close()		await ch[i].close()
	}		}
	</syntaxhighlight>		</syntaxhighlight>
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	In JavaScript, you can access the Phidget that fired the event using the 'this' property.		In JavaScript, you can access the Phidget that fired the event using the 'this' property.
	<syntaxhighlight lang=c>		<syntaxhighlight lang=c>
	~~// Declare the event handler~~
	~~function onAttachHandler(ch) {~~
	~~// You can access the Phidget that fired the event using the "this" parameter~~
	~~ph = this~~
	~~deviceSerialNumber = ph.getDeviceSerialNumber()~~
	~~...~~
	// Declare your object. Replace "DigitalInput" with the object for your Phidget		// Declare your object. Replace "DigitalInput" with the object for your Phidget
	~~var~~ ch = new phidget22.DigitalInput()		const ch = new phidget22.DigitalInput()
	~~...~~
	// Assign the handler that will be called when the event occurs		// Assign the handler that will be called when the event occurs
	ch.onAttach = ~~onAttachHandler~~		ch.onAttach = function {
			// You can access the Phidget that fired the event using the "this" parameter
			let deviceSerial = this.deviceSerialNumber
			}
	</syntaxhighlight>		</syntaxhighlight>
	</tabber>		</tabber>
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	For example, if we wanted to make a Digital Output channel follow the state of a button:		For example, if we wanted to make a Digital Output channel follow the state of a button:
	<syntaxhighlight lang=javaScript>		<syntaxhighlight lang=javaScript>
	~~function stateChange(state) {~~
	~~//Be sure the other Phidget you are trying to access is attached before using it~~		const button = new phidget22.DigitalInput();
	~~if(this.linkedOutput.getAttached())~~		const output = new phidget22.DigitalOutput();
	~~this.linkedOutput.setState(state);~~
	}
	~~...~~
	~~var~~ button = new phidget22.DigitalInput();
	~~var~~ output = new phidget22.DigitalOutput();
	...		...
	//Here we create an attribute of input called "linkedOutput", and assign it the handle for output		//Here we create an attribute of input called "linkedOutput", and assign it the handle for output
	button.linkedOutput = output;		button.linkedOutput = output;
	button.onStateChange = ~~stateChange~~;		button.onStateChange = function(state){
			//Be sure the other Phidget you are trying to access is attached before using it
			if(this.linkedOutput.attached)
			this.linkedOutput.state = state;
			}

	output.open();		await output.open();
	button.open();		await button.open();

	//The rest of your code here...		//The rest of your code here...

Mparadis at 19:15, 9 June 2020

2020-06-09T19:15:42Z

← Older revision		Revision as of 19:15, 9 June 2020
Line 4:		Line 4:

	This video explains the process of using multiple Phidgets in your program:		This video explains the process of using multiple Phidgets in your program:
	<center>{{#ev:youtube\|~~c3M8d0nBP4c~~\|\|\|\|\|rel=0}}</center>		<center>{{#ev:youtube\|17VQNQlrxxU\|\|\|\|\|rel=0}}</center>

	==The Basics==		==The Basics==

Jdecoux at 20:27, 9 August 2019

2019-08-09T20:27:50Z

← Older revision		Revision as of 20:27, 9 August 2019
Line 4:		Line 4:

	This video explains the process of using multiple Phidgets in your program:		This video explains the process of using multiple Phidgets in your program:
	<center>{{#ev:youtube\|c3M8d0nBP4c}}</center>		<center>{{#ev:youtube\|c3M8d0nBP4c\|\|\|\|\|rel=0}}</center>

	==The Basics==		==The Basics==

Mparadis at 16:24, 4 July 2019

2019-07-04T16:24:58Z

← Older revision		Revision as of 16:24, 4 July 2019
Line 289:		Line 289:
	<syntaxhighlight lang=java>		<syntaxhighlight lang=java>
	//Declare the event listener		//Declare the event listener
	public static ~~DigitalInputAttachListener~~ onAttach = new ~~DigitalInputAttachListener~~() {		public static AttachListener onAttach = new AttachListener() {
	@Override		@Override
	public void onAttach(AttachEvent e) {		public void onAttach(AttachEvent e) {

Mparadis: /* Distinguishing Events */

2019-04-11T19:18:02Z

Distinguishing Events

← Older revision		Revision as of 19:18, 11 April 2019
Line 357:		Line 357:
	...		...
	// Assign the handler that will be called when the event occurs		// Assign the handler that will be called when the event occurs
	ch.onAttach(onAttachHandler)		ch.onAttach = onAttachHandler
	</syntaxhighlight>		</syntaxhighlight>
	</tabber>		</tabber>

Mparadis at 20:38, 10 April 2019

2019-04-10T20:38:54Z

← Older revision		Revision as of 20:38, 10 April 2019
Line 148:		Line 148:
	for i in range (0, 8):		for i in range (0, 8):
	#Address, then open the channels		#Address, then open the channels
			ch[i].setChannel(i)
	ch[i].openWaitForAttachment(5000)		ch[i].openWaitForAttachment(5000)

Line 168:		Line 169:
	ch[i] = new DigitalOutput();		ch[i] = new DigitalOutput();
	//Address, then open the channels		//Address, then open the channels
			ch[i].setChannel(i);
	ch[i].open(5000);		ch[i].open(5000);
	}		}
Line 195:		Line 197:
	ch[i] = new DigitalOutput();		ch[i] = new DigitalOutput();
	//Address, then open the channels		//Address, then open the channels
			ch[i].Channel = i;
	ch[i].Open(5000);		ch[i].Open(5000);
	}		}
Line 219:		Line 222:
	PhidgetDigitalOutput_create(&ch[i]);		PhidgetDigitalOutput_create(&ch[i]);
	//Address, then open the channels		//Address, then open the channels
			Phidget_setChannel((PhidgetHandle)ch[i], i);
	Phidget_openWaitForAttachment((PhidgetHandle)ch[i], 5000);		Phidget_openWaitForAttachment((PhidgetHandle)ch[i], 5000);
	}		}

Mparadis at 20:07, 10 April 2019

2019-04-10T20:07:53Z

@@ Line 112: / Line 112: @@
 PhidgetTemperatureSensor_delete(&ch);
 PhidgetTemperatureSensor_delete(&ch1);
 </syntaxhighlight>
 </tabber>
@@ Line 208: / Line 230: @@
 for (int i = 0; i < 8; i++) {
      Phidget_close((PhidgetHandle)ch[i]);
+}
 </syntaxhighlight>
@@ Line 292: / Line 338: @@
 //Assign the handler that will be called when the event occurs
 Phidget_setOnAttachHandler((PhidgetHandle)ch, onAttachHandler, NULL);
 </syntaxhighlight>
 </tabber>

Jdecoux: /* Referencing Other Phidgets from Events */

2019-03-15T16:35:41Z

Referencing Other Phidgets from Events

← Older revision		Revision as of 16:35, 15 March 2019
Line 319:		Line 319:
	button.setOnStateChangeHandler(onStateChangeHandler)		button.setOnStateChangeHandler(onStateChangeHandler)

			#Be sure to open any channels you are using within events before the channels
			#that cause the events.
			#This gives them a chance to be attached before the event tries to use them.
	output.openWaitForAttachment(5000)		output.openWaitForAttachment(5000)
	button.openWaitForAttachment(5000)		button.openWaitForAttachment(5000)
Line 349:		Line 352:
	try {		try {
	button = new DigitalInput();		button = new DigitalInput();
	output = new DigitalOutput();		output = new DigitalOutput();

	//Set Any Addressing Parameters Here		//Set Any Addressing Parameters Here
Line 355:		Line 358:
	button.addStateChangeListener(onStateChange);		button.addStateChangeListener(onStateChange);

			//Be sure to open any channels you are using within events before the channels
			//that cause the events.
			//This gives them a chance to be attached before the event tries to use them.
	output.open(5000);		output.open(5000);
	button.open(5000);		button.open(5000);
Line 396:		Line 402:
	button.StateChange += onStateChange;		button.StateChange += onStateChange;

			//Be sure to open any channels you are using within events before the channels
			//that cause the events.
			//This gives them a chance to be attached before the event tries to use them.
	output.Open(5000);		output.Open(5000);
	button.Open(5000);		button.Open(5000);
Line 435:		Line 444:
	PhidgetDigitalInput_setOnStateChangeHandler(ch, onStateChangeHandler, output);		PhidgetDigitalInput_setOnStateChangeHandler(ch, onStateChangeHandler, output);

			//Be sure to open any channels you are using within events before the channels
			//that cause the events.
			//This gives them a chance to be attached before the event tries to use them.
	Phidget_openWaitForAttachment((PhidgetHandle)output, 5000);		Phidget_openWaitForAttachment((PhidgetHandle)output, 5000);
	Phidget_openWaitForAttachment((PhidgetHandle)button, 5000);		Phidget_openWaitForAttachment((PhidgetHandle)button, 5000);

Jdecoux: /* Distinguishing Events */

2019-03-14T17:01:11Z

Distinguishing Events

← Older revision		Revision as of 17:01, 14 March 2019
Line 228:		Line 228:
	deviceSerialNumber = ph.getDeviceSerialNumber()		deviceSerialNumber = ph.getDeviceSerialNumber()
	...		...
	#Declare your object. Replace "DigitalInput" with the object for your ~~Phidgetch~~ = DigitalInput()		#Declare your object. Replace "DigitalInput" with the object for your Phidget
			ch = DigitalInput()
	...		...
	#Assign the handler that will be called when the event occurs		#Assign the handler that will be called when the event occurs

Burley at 17:30, 6 March 2019

2019-03-06T17:30:18Z

← Older revision		Revision as of 17:30, 6 March 2019
Line 348:		Line 348:
	try {		try {
	button = new DigitalInput();		button = new DigitalInput();
	output = new DigitalOutput();		output = new DigitalOutput();

	//Set Any Addressing Parameters Here		//Set Any Addressing Parameters Here