| Field | Offset | Width | STM32L0x3 | STM32L162 | STM32L4x6 |
|---|---|---|---|---|---|
| FBM0 | 0 | 1 | ✘ | ✘ | ✔ |
| FBM1 | 1 | 1 | ✘ | ✘ | ✔ |
| FBM2 | 2 | 1 | ✘ | ✘ | ✔ |
| FBM3 | 3 | 1 | ✘ | ✘ | ✔ |
| FBM4 | 4 | 1 | ✘ | ✘ | ✔ |
| FBM5 | 5 | 1 | ✘ | ✘ | ✔ |
| FBM6 | 6 | 1 | ✘ | ✘ | ✔ |
| FBM7 | 7 | 1 | ✘ | ✘ | ✔ |
| FBM8 | 8 | 1 | ✘ | ✘ | ✔ |
| FBM9 | 9 | 1 | ✘ | ✘ | ✔ |
| FBM10 | 10 | 1 | ✘ | ✘ | ✔ |
| FBM11 | 11 | 1 | ✘ | ✘ | ✔ |
| FBM12 | 12 | 1 | ✘ | ✘ | ✔ |
| FBM13 | 13 | 1 | ✘ | ✘ | ✔ |
| FBM14 | 14 | 1 | ✘ | ✘ | ✔ |
| FBM15 | 15 | 1 | ✘ | ✘ | ✔ |
| FBM16 | 16 | 1 | ✘ | ✘ | ✔ |
| FBM17 | 17 | 1 | ✘ | ✘ | ✔ |
| FBM18 | 18 | 1 | ✘ | ✘ | ✔ |
| FBM19 | 19 | 1 | ✘ | ✘ | ✔ |
| FBM20 | 20 | 1 | ✘ | ✘ | ✔ |
| FBM21 | 21 | 1 | ✘ | ✘ | ✔ |
| FBM22 | 22 | 1 | ✘ | ✘ | ✔ |
| FBM23 | 23 | 1 | ✘ | ✘ | ✔ |
| FBM24 | 24 | 1 | ✘ | ✘ | ✔ |
| FBM25 | 25 | 1 | ✘ | ✘ | ✔ |
| FBM26 | 26 | 1 | ✘ | ✘ | ✔ |
| FBM27 | 27 | 1 | ✘ | ✘ | ✔ |