print_float

unsigned char* print_float(unsigned char* str, unsigned int nb, int nb_deci)
{
    int i=1, j=0, x, base = 10;

    for(x=nb;x;x/=base) j++;
    j++;
    for(x=nb;x;x/=base)
    {
        str[j-i++] = x%base + '0';

        if(i-1 == nb_deci)
        {
            str[j-i++] = '.';
        }
    }
    str[j] = 0;
    return str;
}