SAES interrupt clear register
| CCF | Computation complete flag clear Setting this bit clears the CCF status bit of the SAES_SR and SAES_ISR registers. |
| RWEIF | Read or write error interrupt flag clear Setting this bit clears the RWEIF status bit of the SAES_ISR register, and both RDERR and WRERR flags in the SAES_SR register. |
| KEIF | Key error interrupt flag clear Setting this bit clears the KEIF status bit of the SAES_ISR register. |
| RNGEIF | RNG error interrupt flag clear Application must set this bit to clear the RNGEIF status bit in SAES_ISR register. |