Description: IO triggered ranging is used to give at least 10us of the high level signal;
The module automatically sends 8 40KHz Fang Bo, automatically detects whether there is a signal to return;
There is a signal to return, and a high level is output through the IO. The high duration is the time from which the ultrasonic wave is transmitted to the return. The distance = (high level time * sound speed (340m/s)) /2;
To Search:
File list (Check if you may need any files):
keywords.txt
Readme.txt
SR04.cpp
SR04.h
examples\SR04_Example\SR04_Example.ino
examples\SR04_Example
examples
Download