If you're using an IR communication sensor like that shown in the Sparkfun page then it is that trying to decode a 38KHz signal.
For unmodulated IR detection you want a simple IR photodiode instead.
Steve
If you're using an IR communication sensor like that shown in the Sparkfun page then it is that trying to decode a 38KHz signal.
For unmodulated IR detection you want a simple IR photodiode instead.
Steve