Sensors with Distance
Dependencies: HC_SR04_Ultrasonic_Library mbed
Fork of LPC1768_HCSR04_HelloWorld by
main.cpp
- Committer:
- bjs9
- Date:
- 2018-02-28
- Revision:
- 3:65b2a102e23e
- Parent:
- 2:3566c2d1e86b
File content as of revision 3:65b2a102e23e:
#include "mbed.h" #include "ultrasonic.h" Serial pc(USBTX, USBRX); void dist(int distance) { //put code here to execute when the distance has changed float feet_distance = distance * 0.00328084f; pc.printf("Distance %d mm\rt\n", distance); pc.printf("Distance %.5f ft\r\n", feet_distance); } ultrasonic mu(p6, p7, .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. } }