uint8_t bank=0;
 uint8_t pixel=0;

void WhichPixel ( uint8_t value,float range)
{
    uint8_t i;
    for(i=0; i<6; i++)
    {
        if(value < (range/6)*(i+1))
            {
                bank=i;
                break;
            }
    }

    for(i=0; i<8; i++)
    {
        if(value-bank*range/6 < (range/48)*(i+1))
            {
                pixel = 7-i;
                bank = 5-bank;
            }
    }
}