File content as of revision 1:b89267dee6da:

//Example of how use the Nucleo board with a processing GUI program
// Nucleo program
#include "mbed.h"
PwmOut red(D10);
PwmOut green(D11);
PwmOut blue(D12);
Serial Processing(USBTX, USBRX);
float mapRed,mapGreen,mapBlue;
char c;
int val;
float map(int value, float x_min, float x_max, float y_min, float y_max)    
{                                
    return (y_min + (((y_max - y_min)/(x_max - x_min)) * (value - x_min))); 
}   
int main(){
    red = 1;
    wait(0.2);
    red = 0;
    green = 1;
    wait(0.2);
    green = 0;
    blue = 1;
    wait(0.2);
    blue = 0;
    Processing.baud(9600);
    while(1){
    if (Processing.readable()==1){
        c=Processing.getc();
        if (c != 'E'){  
        if (c=='R'){
            val = Processing.getc();
            mapRed=map( val, 0, 255, 0, 1);
            red.write(mapRed);}
        else if ( c == 'G'){
            val = Processing.getc();
            mapGreen = map( val, 0, 255, 0, 1);
            green.write(mapGreen);}
        else if ( c == 'B'){
            val = Processing.getc();
            mapBlue = map( val, 0, 255, 0, 1);
            blue.write(mapBlue);}
        else {}
                        }
        else {}
            }         
        }    
    }