Fields In MCE3_MKEYR0 (0x5200C000, 0x0200)
| Field | Offset | Width |
STM32H723 |
STM32H725 |
STM32H730 |
STM32H733 |
STM32H735 |
STM32H742 |
STM32H743 |
STM32H743V |
STM32H745_CM4 |
STM32H745_CM7 |
STM32H747_CM4 |
STM32H747_CM7 |
STM32H750 |
STM32H753 |
STM32H753V |
STM32H755_CM4 |
STM32H755_CM7 |
STM32H757_CM4 |
STM32H757_CM7 |
STM32H7A3 |
STM32H7B0 |
STM32H7B3 |
STM32H7R |
STM32H7S |
| MKEY0 | 0 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY1 | 1 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY2 | 2 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY3 | 3 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY4 | 4 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY5 | 5 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY6 | 6 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY7 | 7 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY8 | 8 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY9 | 9 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY10 | 10 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY11 | 11 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY12 | 12 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY13 | 13 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY14 | 14 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY15 | 15 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY16 | 16 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY17 | 17 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY18 | 18 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY19 | 19 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY20 | 20 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY21 | 21 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY22 | 22 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY23 | 23 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY24 | 24 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY25 | 25 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY26 | 26 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY27 | 27 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY28 | 28 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY29 | 29 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY30 | 30 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |
| MKEY31 | 31 | 1 |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✘ |
✔ |