Sending text over infrared - Revision history

SHRED at 20:16, 13 February 2026

2026-02-13T20:16:31Z

← Older revision		Revision as of 22:16, 13 February 2026
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	'''Project by [[User:XiaoXuan Soda\|Soda]] & [[User:SHRED\|Ema]]'''		'''Project by [[User:XiaoXuan Soda\|Soda]] & [[User:SHRED\|Ema]]'''
	[[File:Taaaaaaac.jpg\|frameless\|801x801px]]		[[File:Taaaaaaac.jpg\|frameless\|801x801px]]
			[[File:Demo 1.mp4\|none\|thumb]]

	=== '''<big>The idea</big>''' ===		=== '''<big>The idea</big>''' ===

SHRED: /* Components */

2026-02-13T20:14:19Z

Components

← Older revision		Revision as of 22:14, 13 February 2026
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	* x2 Arduino UNO boards (provided by [[User:XiaoXuan Soda\|Soda]])		* x2 Arduino UNO boards (provided by [[User:XiaoXuan Soda\|Soda]])
	* Wires and 2 wiring boards (provided by Soda & from the [https://xml.xpub.nl/ XML])		* Wires and 2 wiring boards (provided by Soda & from the [https://xml.xpub.nl/ XML])
	* A keyboard that ~~uses the~~ '''~~PS2~~''' protocol '''''[not USB]''''' (from the [https://xml.xpub.nl/ XML])		* x1 keyboard that has a '''PS/2''' protocol port '''''[not a standard USB]''''' (from the [https://xml.xpub.nl/ XML])
	* 1602A display (from the [https://xml.xpub.nl/ XML])		* x1 1602A display (from the [https://xml.xpub.nl/ XML])
	* IR receiver TSOP38238 (bought off from [https://elektronicavoorjou.nl/product/ir-sensor-tsop38238/ here])		* x1 IR receiver TSOP38238 (bought off from [https://elektronicavoorjou.nl/product/ir-sensor-tsop38238/ here])
	* 1x BD138 transistor (from the [https://xml.xpub.nl/ XML])		* x1 BD138 transistor (from the [https://xml.xpub.nl/ XML])
	* IR transmitter (from the [https://interactionstation.wdka.hro.nl/ interaction station]) (or you can take it from an old remote)		* x1 IR transmitter (from the [https://interactionstation.wdka.hro.nl/ interaction station]) (or you can take it from an old remote)
	* ''<u>Various resistors of different capacities</u>'' (from the [https://xml.xpub.nl/ XML])		* ''<u>Various resistors of different capacities</u>'' (from the [https://xml.xpub.nl/ XML])
	* LED light (from the [https://xml.xpub.nl/ XML])		* x1 LED light (from the [https://xml.xpub.nl/ XML])
	* x2 5V powerbanks (from the [https://interactionstation.wdka.hro.nl/ interaction station]) (or you can use batteries)		* x2 5V powerbanks (from the [https://interactionstation.wdka.hro.nl/ interaction station]) (or you can use batteries)

SHRED: /* IR receiver */

2026-02-13T20:12:10Z

IR receiver

← Older revision		Revision as of 22:12, 13 February 2026
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	[[File:IR-remote-and-receiver-with-Arduino-wiring-diagram-schematic-circuit-tutorial-featured-image-1536x864.png\|thumb\|600x600px\|'''Open the image to see it clearly'''\|none]]<br />The display used (1602A display) is set up like this		[[File:IR-remote-and-receiver-with-Arduino-wiring-diagram-schematic-circuit-tutorial-featured-image-1536x864.png\|thumb\|600x600px\|'''Open the image to see it clearly'''\|none]]<br />The display used (1602A display) is set up like this
	[[File:Ulnx Lcd-Display-1602A-Datasheet.jpg\|none\|thumb\|600x600px\|NOTE: probably using a 12k om resistor on V0 instead would be better ]]		[[File:Ulnx Lcd-Display-1602A-Datasheet.jpg\|none\|thumb\|600x600px\|NOTE: probably using a 12k om resistor on V0 instead would be better ]]
	''NOTE: We noticed that the resistor on V0 serves the purpose of dimmering the light in the background of the letters. If you don't use any resistor, you would see everything almost at the same brightness level and it's very hard to recognise the letters (but not from the sides).''		''NOTE: We noticed that the resistor on V0 (we did NOT use a potmeter) serves the purpose of dimmering the light in the background of the letters. If you don't use any resistor, you would see everything almost at the same brightness level and it's very hard to recognise the letters (but not from the sides).''

	[[File:IR RECEIVER.jpg\|frameless\|534x534px]]		[[File:IR RECEIVER.jpg\|frameless\|534x534px]]

SHRED: /* IR sender */

2026-02-13T20:08:37Z

IR sender

← Older revision		Revision as of 22:08, 13 February 2026
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	''We tried with 2 different USB keyboards and it didn't work. No matter how good the wiring was.''		''We tried with 2 different USB keyboards and it didn't work. No matter how good the wiring was.''
	[[File:PS2 Connector PinOut Diagram Male and Female Ports.png\|none\|thumb\|600x600px\|<nowiki>Connect ➞ 1 to Digital PWM 3 \| 5 to Digital PWM 2'</nowiki>]]		[[File:PS2 Connector PinOut Diagram Male and Female Ports.png\|none\|thumb\|600x600px\|<nowiki>Connect ➞ 1 to Digital PWM 3 \| 5 to Digital PWM 2</nowiki>]]
	[[File:PS2 male connector wired.jpg\|none\|thumb]]		[[File:PS2 male connector wired.jpg\|none\|thumb]]
	then		then

SHRED: /* IR receiver */

2026-02-13T19:57:49Z

IR receiver

← Older revision		Revision as of 21:57, 13 February 2026
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	[[File:Ulnx Lcd-Display-1602A-Datasheet.jpg\|none\|thumb\|600x600px\|NOTE: probably using a 12k om resistor on V0 instead would be better ]]		[[File:Ulnx Lcd-Display-1602A-Datasheet.jpg\|none\|thumb\|600x600px\|NOTE: probably using a 12k om resistor on V0 instead would be better ]]
	''NOTE: We noticed that the resistor on V0 serves the purpose of dimmering the light in the background of the letters. If you don't use any resistor, you would see everything almost at the same brightness level and it's very hard to recognise the letters (but not from the sides).''		''NOTE: We noticed that the resistor on V0 serves the purpose of dimmering the light in the background of the letters. If you don't use any resistor, you would see everything almost at the same brightness level and it's very hard to recognise the letters (but not from the sides).''

			[[File:IR RECEIVER.jpg\|frameless\|534x534px]]

	'''<big>the code [9600 Baud]</big>'''		'''<big>the code [9600 Baud]</big>'''

SHRED: /* IR receiver */

2026-02-13T19:55:36Z

IR receiver

← Older revision		Revision as of 21:55, 13 February 2026
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	==== '''<big>IR receiver</big>''' ====		==== '''<big>IR receiver</big>''' ====
	The IR receiver is set up like this (see image) and to test if it works, u can use any kind of remote and press some buttons (it's also a good way to test your remote XD).		The IR receiver is set up like this (see image) and to test if it works, u can use any kind of remote and press some buttons (it's also a good way to test your remote 😁).
	<br />		<br />
	[[File:IR-remote-and-receiver-with-Arduino-wiring-diagram-schematic-circuit-tutorial-featured-image-1536x864.png\|thumb\|600x600px\|'''Open the image to see it clearly'''\|none]]<br />The display used (1602A display) is set up like this		[[File:IR-remote-and-receiver-with-Arduino-wiring-diagram-schematic-circuit-tutorial-featured-image-1536x864.png\|thumb\|600x600px\|'''Open the image to see it clearly'''\|none]]<br />The display used (1602A display) is set up like this

SHRED: /* IR sender */

2026-02-13T19:54:06Z

IR sender

← Older revision		Revision as of 21:54, 13 February 2026
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	We added a red LED light to lit up whenever a key is pressed, and that one is attached to PWM 8.		We added a red LED light to lit up whenever a key is pressed, and that one is attached to PWM 8.
	[[File:IR sender and keyboard connections .jpg\|none\|thumb\|600x600px\|IR sender and keyboard connections<u>NB:</u> there is still no LED connected in this image ]]'''<big>THE SETUPGZ</big>'''<gallery mode="nolines" widths="400" heights="400" perrow="2">		[[File:IR sender and keyboard connections .jpg\|none\|thumb\|600x600px\|<nowiki>IR sender and keyboard connections \| </nowiki><u>NB:</u> there is still no LED connected in this image ]]'''<big>THE SETUPGZ</big>'''<gallery mode="nolines" widths="400" heights="400" perrow="2">
	File:Sender.jpg		File:Sender.jpg
	File:Sender 2.jpg		File:Sender 2.jpg

SHRED: /* IR sender */

2026-02-13T19:53:37Z

IR sender

← Older revision		Revision as of 21:53, 13 February 2026
Line 37:		Line 37:

	''We tried with 2 different USB keyboards and it didn't work. No matter how good the wiring was.''		''We tried with 2 different USB keyboards and it didn't work. No matter how good the wiring was.''
	[[File:PS2 Connector PinOut Diagram Male and Female Ports.png\|none\|thumb\|600x600px\|Connect ~~'''~~1~~'''~~ to Digital ~~'''~~PWM 3~~'''''~~5~~'''~~ to Digital~~'''~~ PWM 2''']]		[[File:PS2 Connector PinOut Diagram Male and Female Ports.png\|none\|thumb\|600x600px\|<nowiki>Connect ➞ 1 to Digital PWM 3 \| 5 to Digital PWM 2'</nowiki>]]
	[[File:PS2 male connector wired.jpg\|none\|thumb]]		[[File:PS2 male connector wired.jpg\|none\|thumb]]
	then		then

SHRED: /* IR sender */

2026-02-13T19:53:07Z

IR sender

← Older revision		Revision as of 21:53, 13 February 2026
Line 34:		Line 34:

	==== '''<big>IR sender</big>''' ====		==== '''<big>IR sender</big>''' ====
	Only Arduino Due has a USB Host library. <u>The rest of the Arduino boards '''don’t have the proper USB interface chips on them''' to play Host</u>. Hence it is way '''easier to <u>use</u>''' <u>a keyboard that has a '''PS/2''' port</u>, cause the standard use of Arduino with a keyboard is the PS2 connection.		'''Keyboard Setup ➞''' Only Arduino Due has a USB Host library. <u>The rest of the Arduino boards '''don’t have the proper USB interface chips on them''' to play Host</u>. Hence it is way '''easier to <u>use</u>''' <u>a keyboard that has a '''PS/2''' port</u>, cause the standard use of Arduino with a keyboard is the PS2 connection.

	''We tried with 2 different USB keyboards and it didn't work. No matter how good the wiring was.''		''We tried with 2 different USB keyboards and it didn't work. No matter how good the wiring was.''
	[[File:PS2 Connector PinOut Diagram Male and Female Ports.png\|none\|thumb\|600x600px\|Connect '''1''' to Digital '''PWM 3''''''5''' to Digital''' PWM 2''']]		[[File:PS2 Connector PinOut Diagram Male and Female Ports.png\|none\|thumb\|600x600px\|Connect '''1''' to Digital '''PWM 3'''''5''' to Digital''' PWM 2''']]
	[[File:PS2 male connector wired.jpg\|none\|thumb]]		[[File:PS2 male connector wired.jpg\|none\|thumb]]
	then		then

SHRED: /* The process */

2026-02-13T19:49:10Z

The process

← Older revision		Revision as of 21:49, 13 February 2026
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	* 1x BD138 transistor (from the [https://xml.xpub.nl/ XML])		* 1x BD138 transistor (from the [https://xml.xpub.nl/ XML])
	* IR transmitter (from the [https://interactionstation.wdka.hro.nl/ interaction station]) (or you can take it from an old remote)		* IR transmitter (from the [https://interactionstation.wdka.hro.nl/ interaction station]) (or you can take it from an old remote)
	* Various resistors (from the [https://xml.xpub.nl/ XML])		* ''<u>Various resistors of different capacities</u>'' (from the [https://xml.xpub.nl/ XML])
	* LED light (from the [https://xml.xpub.nl/ XML])		* LED light (from the [https://xml.xpub.nl/ XML])
	* x2 5V powerbanks (from the [https://interactionstation.wdka.hro.nl/ interaction station]) (or you can use batteries)		* x2 5V powerbanks (from the [https://interactionstation.wdka.hro.nl/ interaction station]) (or you can use batteries)
	* ''<u>Various resistors of different capacities</u>''

	===== <code>Tools</code> =====		===== <code>Tools</code> =====