Baptiste Massardier / Mbed 2 deprecated hcsr04

HC SR04

Dependencies:   mbed HC_SR04_Ultrasonic_Library

main.cpp@1:b47bfaaa417a, 2019-05-03 (annotated)

Committer:
Batoch
Date:
Fri May 03 18:21:19 2019 +0000
Revision:
1:b47bfaaa417a
Parent:
0:97403de5e127
Child:
2:4b0821fe5e20
mieux

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Batoch 0:97403de5e127 1 #include "ultrasonic.h"
Batoch 0:97403de5e127 2 #include "mbed.h"
Batoch 0:97403de5e127 3
Batoch 0:97403de5e127 4
Batoch 1:b47bfaaa417a 5 void dist(int distance);
Batoch 1:b47bfaaa417a 6 void dist2(int distance);
Batoch 1:b47bfaaa417a 7
Batoch 1:b47bfaaa417a 8
Batoch 1:b47bfaaa417a 9 ultrasonic mu(A0, A1, .2, 1, &dist); //Set the trigger pin to A0 and the echo pin to A1
Batoch 1:b47bfaaa417a 10 //have updates every .2 seconds and a timeout after 1
Batoch 1:b47bfaaa417a 11 //second, and call dist when the distance changes
Batoch 1:b47bfaaa417a 12 ultrasonic mu2(A3, A4, .2, 1, &dist2);
Batoch 1:b47bfaaa417a 13
Batoch 1:b47bfaaa417a 14
Batoch 0:97403de5e127 15 void dist(int distance)
Batoch 0:97403de5e127 16 {
Batoch 0:97403de5e127 17 //put code here to execute when the distance has changed
Batoch 1:b47bfaaa417a 18 mu.pauseUpdates();
Batoch 1:b47bfaaa417a 19 printf("Distance1 %d mm\r\n", distance);
Batoch 1:b47bfaaa417a 20 mu2.startUpdates();
Batoch 0:97403de5e127 21 }
Batoch 1:b47bfaaa417a 22
Batoch 1:b47bfaaa417a 23 void dist2(int distance)
Batoch 1:b47bfaaa417a 24 {
Batoch 1:b47bfaaa417a 25 //put code here to execute when the distance has changed
Batoch 1:b47bfaaa417a 26 mu2.pauseUpdates();
Batoch 1:b47bfaaa417a 27 printf("Distance2 %d mm\r\n\n", distance);
Batoch 1:b47bfaaa417a 28 mu.startUpdates();
Batoch 1:b47bfaaa417a 29 }
Batoch 1:b47bfaaa417a 30
Batoch 1:b47bfaaa417a 31
Batoch 1:b47bfaaa417a 32
Batoch 0:97403de5e127 33
Batoch 0:97403de5e127 34 int main()
Batoch 0:97403de5e127 35 {
Batoch 0:97403de5e127 36 mu.startUpdates();//start measuring the distance
Batoch 1:b47bfaaa417a 37 wait_ms(100);
Batoch 1:b47bfaaa417a 38 mu2.startUpdates();
Batoch 0:97403de5e127 39 while(1)
Batoch 0:97403de5e127 40 {
Batoch 0:97403de5e127 41 //Do something else here
Batoch 1:b47bfaaa417a 42 mu.checkDistance();
Batoch 1:b47bfaaa417a 43 mu2.checkDistance(); //call checkDistance() as much as possible, as this is where
Batoch 0:97403de5e127 44 //the class checks if dist needs to be called.
Batoch 0:97403de5e127 45 }
Batoch 0:97403de5e127 46 }