main.cpp

#include "mbed.h"
#include "m3pi.h"

m3pi m3pi;

AnalogIn ain(p20);
DigitalOut led1(LED1);
DigitalOut led2(LED2);
DigitalOut led3(LED3);
DigitalOut led4(LED4);

int main() {

    m3pi.locate(0,1);
    m3pi.printf("LO World");

    wait(2.0);
    
    for (int i = 0; i < 30; i++) {
        m3pi.forward(0.1);
        wait(0.5);
        //         
        led1 = (ain > 0.2) ? 1 : 0;
        led2 = (ain > 0.4) ? 1 : 0;
        led3 = (ain > 0.6) ? 1 : 0;
        led4 = (ain > 0.8) ? 1 : 0;
        
        if (ain > 0.8) {
            m3pi.backward(0.1);
            wait(0.5);
            m3pi.left(0.1);
            wait(0.5);
        }
    }

    m3pi.stop();       
}