tzijie:
Arduino Playground - HomePageif u want it to be super accurate, a matrix lookup table.
feedback/echo is a major problem too if in a closed area
IR != ultrasound
I've never had feedback problems with ultrasound.
tzijie:
Arduino Playground - HomePageif u want it to be super accurate, a matrix lookup table.
feedback/echo is a major problem too if in a closed area
IR != ultrasound
I've never had feedback problems with ultrasound.