Jan Kamidra / Mbed OS Nucleo_UltrasonicHelloWorld

Fork of original https://os.mbed.com/components/HC-SR04/ and update for MbedOS6+

Dependencies:   HC_SR04_Ultrasonic_Library

main.cpp

Committer:
JohnnyK
Date:
2021-06-10
Revision:
2:dcd99bcaeaec
Parent:
1:4a5586eb1765

File content as of revision 2:dcd99bcaeaec:

#include "mbed.h"
#include "ultrasonic.h"

 void dist(int distance)
{
    //put code here to happen when the distance is changed
    printf("Distance changed to %dmm\r\n", distance);
}

ultrasonic mu(D8, D9, 100ms, 1s, &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 mesuring 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.
    }
}