Simon Ford / Mbed 2 deprecated PWMTest

main.cpp

Committer:
simon
Date:
2011-01-20
Revision:
1:4115ae4cbc76
Parent:
0:c795e64e9eb0

File content as of revision 1:4115ae4cbc76:

#include "mbed.h"

/*

based on http://mbed.org/forum/mbed/topic/1704/

the Pwm part doesnt work; only led1 comes on

if the printf in the while is removed, or the PwmOut is moved to be static/global, all works fine

seems like a memory problem.
*/

int main() {
    DigitalOut led1(LED1);
    float f=0.0;

    PwmOut display(LED2);

    display.period_ms(1);

    display=f;
    
    AnalogIn light(p20);
   
    for (int i=0;i<100;i++)
    {
        f=f+0.01;
        display=f;
        wait (0.03);
    }
    printf("%f\n",display.read());
    led1=1;
        
    while (true)
    {
        double d=light;
        double sq=pow(d,0.6);
        display.write(sq*3);
        
        printf("%f / %f\n",d,sq);
        wait(1);
    }
}