example creating a Ticker with callback

main.cpp

Committer:
mab5449
Date:
8 months ago
Revision:
1:fa1a6e600bdb
Parent:
0:14eb5da7a9a3

File content as of revision 1:fa1a6e600bdb:

#include "mbed.h"
 
// A class for flip()-ing a DigitalOut 
class Flipper {
public:
    Flipper(PinName pin) : _pin(pin) {
        _pin = 0;
    }
    void flip() {
        _pin = !_pin;
    }
private:
    DigitalOut _pin;
};
 
DigitalOut led1(LED1);
Flipper f(LED2);
Ticker t;
 
int main() {
    // the address of the object, member function, and interval
    t.attach(callback(&f, &Flipper::flip), 2.0); 
 
    // spin in a main loop. flipper will interrupt it to call flip
    while(1) {
        led1 = !led1;
        wait(0.2);
    }
}