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LIRC - Serial Port Transmitters
https://www.lirc.org/transmitters.html
transmitter solution you should have a look at the transceivers offered by www.irtrans.de. The transmitter part is quite powerful and the driver software provides a LIRC compatible socket interface. Simple transmitter circuit on serial port:
LIRC - Linux Infrared Remote Control
https://www.lirc.org/html/audio.html
volume to the maximum level. Start lircd, the -d flag can be used to select the audio device and/or sample-rate, the syntax is api:device[@samplerate[:latency]]or @samplerate[:latency]. Examples: lircd -d ALSA:default lircd -d ALSA:default@48000 lircd -d ALSA:default@48000:0.02 lircd -d @48000 lircd -d @48000:0.05 Use irsend to test if it works.
LIRC audio_alsa - OpenWrt Wiki
https://openwrt.org/docs/guide-user/hardware/lirc-audio_alsa
LIRC is a package that allows you to decode and send infra-red signals of many (but not all) commonly used remote controls. Be aware you'll need a sound card with microphone input. A cheap usb sound card can do the job. The audio_alsa module lets you to use a soundcard input to receive infrarred signals.
LIRC - Enrique Vidal's improved transmitter circuit
https://www.lirc.org/improved_transmitter.html
Simple signal-powered, middle-range infra-red transmitter How it works: While the computer serial device is open and idle, DTR is negative w.r.t. GND and the large 4000 µF capacitor gets full charge through D2 and the 2k2 resistor in a few seconds.
LIRC - Linux Infrared Remote Control
https://www.lirc.org/html/table.html
How to connect an IR receiver to an audio card - LIRC
https://www.lirc.org/ir-audio.html
LIRC - linux infrared remote control What is it This is perhaps the simplest and cheapest homebrew IR receiver hardware for PC that can be built ever. It uses just one piece: a IR module (any, more details on them can be found on lirc home page) and a …
LIRC - FAQ
https://www.lirc.org/faq.html
transmitters? You can buy serial port or USB transceivers at www.irtrans.de. They provide a LIRC compatible socket interface. Software setup I have trouble to create a working lircd config file What can I do? Please read the documentation about how to add new remote controls. Which kernel module do I have to load for my
Raspberry Pi-3: Configuring/Using Audio Jack for IR ...
https://forums.raspberrypi.com/viewtopic.php?t=305462
Re: Raspberry Pi-3: Configuring/Using Audio Jack for IR Transmitter with LIRC Wed Mar 03, 2021 7:06 pm The analogue audio out is essentially the same on all RPis that have it.
LIRC - Linux Infrared Remote Control
http://lirc-remotes.sourceforge.net/remotes-table.html
LIRC - Linux Infra-red Remote Control. lircd.conf file Supported remotes Timing Raw lircmd.conf; 2wire/2wire.lircd.conf
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