PS_TO_REG
newval = ((newval & 0xfff0) | ((val1 / PS_TO_REG) & 0xf) << 0);
newval = ((newval & 0xff0f) | ((val2 / PS_TO_REG) & 0xf) << 4);
newval = ((newval & 0xf0ff) | ((val3 / PS_TO_REG) & 0xf) << 8);
newval = ((newval & 0x0fff) | ((val4 / PS_TO_REG) & 0xf) << 12);