This code is for Ultrasonic HCSR04 with FRDM-KL25Z
Dependencies: mbed HC_SR04_Ultrasonic_Library
main.cpp
- Committer:
- mrbhatter
- Date:
- 2019-09-03
- Revision:
- 3:5fb712f78508
- Parent:
- 2:3566c2d1e86b
File content as of revision 3:5fb712f78508:
#include "mbed.h" #include "ultrasonic.h" void dist(int distance) { //put code here to execute when the distance has changed printf("Distance %d mm\r\n", distance); } ultrasonic mu(PTC, PTC, .1, 1, &dist); //Set the trigger pin to D8 and the echo pin to D9 //have updates every .1 seconds and a timeout after 1 //second, and call dist when the distance changes int main() { mu.startUpdates();//start measuring the distance while(1) { //Do something else here mu.checkDistance(); //call checkDistance() as much as possible, as this is where //the class checks if dist needs to be called. } }