| Field | Offset | Width | STM32F301 | STM32F302 | STM32F303 | STM32F373 | STM32F3x4 |
|---|---|---|---|---|---|---|---|
| SMP0 | 0 | 3 | ✘ | ✘ | ✘ | ✔ | ✘ |
| SMP1 | 3 | 3 | ✘ | ✘ | ✘ | ✔ | ✘ |
| SMP2 | 6 | 3 | ✘ | ✘ | ✘ | ✔ | ✘ |
| SMP3 | 9 | 3 | ✘ | ✘ | ✘ | ✔ | ✘ |
| SMP4 | 12 | 3 | ✘ | ✘ | ✘ | ✔ | ✘ |
| SMP5 | 15 | 3 | ✘ | ✘ | ✘ | ✔ | ✘ |
| SMP6 | 18 | 3 | ✘ | ✘ | ✘ | ✔ | ✘ |
| SMP7 | 21 | 3 | ✘ | ✘ | ✘ | ✔ | ✘ |
| SMP8 | 24 | 3 | ✘ | ✘ | ✘ | ✔ | ✘ |
| SMP9 | 27 | 3 | ✘ | ✘ | ✘ | ✔ | ✘ |