PDC_INTR_ENABLE
HCLR4(sc, PDC_INTR_ENABLE(sc->sc_pr[i].pin_base + j),
HSET4(sc, PDC_INTR_ENABLE(pin), PDC_INTR_ENABLE_BIT(pin));
HCLR4(sc, PDC_INTR_ENABLE(ih->ih_pin), PDC_INTR_ENABLE_BIT(ih->ih_pin));