[HN Gopher] IR Decoding with BPF
___________________________________________________________________
IR Decoding with BPF
Author : marcodiego
Score : 5 points
Date : 2022-07-29 21:45 UTC (1 hours ago)
(HTM) web link (lwn.net)
(TXT) w3m dump (lwn.net)
| csdvrx wrote:
| > Lastly, other things than button presses are encoded in IR, for
| example target temperatures in air conditioning remote controls,
|
| The full state of some AC is stored on the remote itself, for
| example http://diglo.altervista.org/blog/?p=1033
|
| A stateless AC makes some special usecases possible: I'm trying
| to control a similar AC by infrared pulses sent by a very simple
| shell script (or python, or C code...) using as a thermostat not
| just the AC local reading but distant readings from a few Xiaomi
| Mijia thermometers
| https://esphome.io/components/sensor/xiaomi_ble.html#lywsd03...
|
| The response curve could be tweaked to ensure all remote
| thermometer report being within a certain range.
|
| Doing the whole thing in BPF (infrared + bluetooth) could be very
| fun!
___________________________________________________________________
(page generated 2022-07-29 23:00 UTC)