I think that smartphones cameras can see infra red @ 38kHz
The questions is more about sending back information to OSTC3 LED (Wet connector system for hwHUD - O2 monitoring).
> Can the smartphone flash light modulate infrared light at 38kHz ?
Another idea is to use a cheap (10€) external IR device connected to the audio port :
What is your advice ?
PS: As an example, i really appreciate to use my smartphone/ipad to control my GoPro (set configuration, read videos ...)
Edited 1 time(s). Last edit at 06/11/2014 11:59PM by Rougaille.