The mie register is a 12-bit read/write register containing interrupt
enable bits.
| 11 |
10 |
9 |
8 |
7 |
6 |
5 |
4 |
3 |
2 |
1 |
0 |
| MEIE |
Reserved |
SEIE |
Reserved |
MTIE |
Reserved |
STIE |
Reserved |
MSIE |
Reserved |
SSIE |
Reserved |
| Bits |
Field |
Description |
Single/Multi-Core |
w/FPU |
w/MMU |
| 0 |
Reserved |
Reserved. |
N/A |
N/A |
N/A |
| 1 |
SSIE |
Supervisor mode software interrupt. |
N/A |
N/A |
Read/Write |
| 2 |
Reserved |
Reserved. |
N/A |
N/A |
N/A |
| 3 |
MSIE |
Machine software interrupt enable. |
Read/Write |
Read/Write |
Read/Write |
| 4 |
Reserved |
Reserved. |
N/A |
N/A |
N/A |
| 5 |
STIE |
Supervisor mode timer interrupt enable. |
N/A |
N/A |
N/A |
| 6 |
Reserved |
Reserved. |
N/A |
N/A |
N/A |
| 7 |
MTIE |
Machine timer interrupt enable. |
Read/Write |
Read/Write |
Read/Write |
| 8 |
Reserved |
Reserved. |
N/A |
N/A |
N/A |
| 9 |
SEIE |
Supervisor mode external interrupt enable. |
N/A |
N/A |
Read/Write |
| 10 |
Reserved |
Reserved. |
N/A |
N/A |
N/A |
| 11 |
MEIE |
Machine external interrupt enable. |
Read/Write |
Read/Write |
Read/Write |