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Questions tagged [infrared]

A beam of invisible light. Questions about be about coding with infrared controllers, and not device support

Infrared light is not visible to human eyes, but it's detectable by electronic sensors. It's often used in TV remotes or other short distance commands.

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Android Things Infrared implementaton with LIRC

I know LIRC works on a Raspberry Pi, however, I want to know if LIRC will work with Google's Android Things. If not, I want to know is there is anyway to communicate with Infrared sensors and decode the infrared signal.
Andus
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Advice on accessing Logitech BRIO features

For my university project I must develop a windows app which recognises a user based on two biometrics - fingerprint and facial heat signature. This is very new and exciting territory for me as I will encounter difficult challenges that I have not…
Shooresh
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Arduino/Esp8266 infrared remote control carrier frequency

I am trying to use Arduino Uno/ESP8266 to generate IR signal on top of carrier frequency(38KHz) to replace IR remote control. First, I was trying to use IRremote.h library, but when using "irsend.sendNEC(0x8F4567A2, 32)" to send the code, the…
Christ Gao
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Coordinate mapping from left or right IR image to depth - R200 Intelrealsense

the community has already helped me to guide me in this project. I am working with the R200 camera, Visual studio 2015, C ++, Windows 10 and OpenCV 3.1. I currently do the image preprocessing separately in the left and right infrared cameras to…
fhfonsecaa
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How can I decode unknown Infrared remote control protocols?

I have been trying to decode Infrared Protocol used in a set-top-box.I have tried comparing with standard protocols but it doesn't match. I am using an Arduino Uno with Arduifruit IR Library's decoder sketch. The output on the serial terminal…
Suyash Singh Bitti
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Java for android error: "IR emitter not available" in a device that HAS IR support

I use other apps in my cellphone, using its IR. But when I try and use the IREmitter in any project, it triggers that error! mCIR = (ConsumerIrManager)getSystemService(this.CONSUMER_IR_SERVICE); if (!mCIR.hasIrEmitter()) { …
Felipe N Moura
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Differences between Infrared signals transmitting with Android 5.0 and 5.1

I am trying to develop a remote control app on Android. I have tested the app with my Samsung Galaxy S5 running on Android 5.0 and it worked as intended. However, I ran into problems while testing on Samsung Galaxy S6 edges running Android 5.1. The…
Vincent Ngo
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Raspberry Pi IR Receiver Software

I am trying to use a Raspberry Pi to take a picture using a camera when a button on an IR blaster is pressed, and I do not want to use media center software. How do I program the IR part?
John
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Permission denied even with 777

So I'm developing an android app. It uses IR blaster to send signals to TVs and other stuff. It worked fine on CyanogenMod 11(Android 4.4.4) but after updating to CyanogenMod 12(Android 5.0) it stopped working. App is assessing these files:…
sssemil
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ConsumerIrManager.transmit broken in Lollipop?

I upgraded my Samsung Galaxy S4 from latest KitKat to Lollipop (5.0.1) yesterday and my IR remote control app that I have used for months stopped working. Since I was using a late copy of KitKat ConsumerIrManager, the transmit( ) function was…
X-Ray
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How to Fourier transform an Interferogramm to an IR Spectrum using R?

Hello people of the Internet, I have an Interferogramm (time domain) and want to to Fourier transform it into a IR Spectrum (frequency domain) to obtain the peaks of the functional groups in the molecule. FTIR (Fourier Transformation Infrared…
user3182395
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IR Remote control app

I'm making a remote control app with 6 buttons which works with samsung tv's. For kitkat I used the new api ConsumerIRmanager but I want the app to work with jellybean also so the app works great for kitkat version but it won't start on jellybean…
Heixss
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How to send data from android to Host USB device

Can anyOne help me with this code? I would like to transmit from android to USB. I Have some technical problems trying to send data from my android code to an external USB device. I have the vendor and other info; This is my device vendor info:…
Victor Ruiz.
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Android KitKat IR API to send Pronto Hex Command

I am trying to send Pronto IR Command using Android KitKat IR API. Android throws error saying that "Non-Positive Slice". I have tried below sample Pronto Hex command which I want to send using Android IR Manager API. Please help me to resolve the…
jkstar
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How does multitouch IR touch screen work

I am doing research on touch screens and I couldnot find a good source except for this image below which could explain how multitouch IR systems work. basically the single touch IR systems are pretty simple as on two sides of the panel, lets say…
azmuhak
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