LEVEL_TRIG_OFF
else if (!(pin_reg & BIT(LEVEL_TRIG_OFF)) &&
if (pin_reg & BIT(LEVEL_TRIG_OFF))
pin_reg &= ~BIT(LEVEL_TRIG_OFF);
pin_reg &= ~BIT(LEVEL_TRIG_OFF);
pin_reg &= ~BIT(LEVEL_TRIG_OFF);
pin_reg |= LEVEL_TRIGGER << LEVEL_TRIG_OFF;
pin_reg |= LEVEL_TRIGGER << LEVEL_TRIG_OFF;