KEIF=B_0x0, CCF=B_0x0, RNGEIF=B_0x0, RWEIF=B_0x0
SAES interrupt status register
| CCF | Computation complete flag 0 (B_0x0): Not completed 1 (B_0x1): Completed |
| RWEIF | Read or write error interrupt flag 0 (B_0x0): No read or write error detected 1 (B_0x1): Read or write error detected |
| KEIF | Key error interrupt flag 0 (B_0x0): No key error detected 1 (B_0x1): Key information failed to load into key registers or the key register use is forbidden |
| RNGEIF | RNG error interrupt flag 0 (B_0x0): RNG bus is functional 1 (B_0x1): Error detected on RNG bus interface (random seed fetching error) |